CN219080947U

CN219080947U - Adjustable cantilever support

Info

Publication number: CN219080947U
Application number: CN202320009121.7U
Authority: CN
Inventors: 李启东; 栾鸣
Original assignee: Qingdao Qingfang Construction And Installation Group Co ltd
Current assignee: Qingdao Qingfang Construction And Installation Group Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-26
Anticipated expiration: 2033-01-04

Abstract

The utility model relates to an adjustable cantilever support, which comprises a support sleeve frame with adjustable length in the vertical direction, a cantilever sleeve frame with adjustable length in the horizontal direction and a diagonal draw bar with adjustable diagonal draw length; the supporting sleeve frame is positioned on the attaching layer floor slab, the top end of the supporting sleeve frame is connected with the first end of the overhanging sleeve frame, the connecting part of the supporting sleeve frame and the overhanging sleeve frame is fixedly connected with the inner side bolt of the attaching layer floor slab, the second end of the overhanging sleeve frame is provided with the first end of the diagonal draw bar, the second end of the diagonal draw bar is positioned on the window hole top beam, and the second end of the diagonal draw bar is fixedly connected with the inner side bolt of the window hole top beam; when the building outer vertical surface is complex, the window opening size and the cantilever plate length are changed in many ways, the building outer vertical surface has good suitability, has the functions of inclination prevention, guiding and unloading, simplifies the construction process of the attached lifting scaffold, saves the using amount of leasing equipment, and reduces the leasing cost.

Description

Adjustable cantilever support

Technical Field

The utility model relates to the field of building construction, in particular to an adjustable cantilever support.

Background

At present, an external wall attached lifting scaffold is often adopted for high-rise building construction, is an external scaffold which is erected to a certain height and attached to an engineering structure, can climb or descend layer by layer along with the engineering structure by means of lifting equipment and devices of the external wall attached lifting scaffold, and is provided with an anti-overturning and anti-falling device. According to the requirements of relevant safety technical specifications, the supporting span of the frame bodies which are arranged in a straight line is not more than 7m, the distance between the outer sides of the frame bodies at the supporting points of two adjacent main frames is not more than 5.4m; in the actual construction process, the main frame supporting point and the frame body machine position distribution point are close to the wall body as much as possible so as to facilitate the attachment of the frame body, but the condition that the main frame supporting point is positioned at the window opening of the outer wall and a wall-attached support cannot be installed or the condition that the end part of the cantilever plate cannot bear the vertical load transmitted by the wall-attached support is solved, and the window opening size and the cantilever plate elevation are various. Therefore, an adjustable cantilever support is required to be arranged at the window hole and the cantilever plate so that the attached lifting scaffold is attached and connected with the engineering structure, and the problems are solved.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art and providing an adjustable cantilever support, which solves the problems that the cantilever support in the prior art is inconvenient to adjust, is inconvenient to adapt to various window openings of an outer wall, and does not have anti-tilting, guiding and unloading functions on an attached lifting scaffold guide rail.

The utility model is realized by adopting the following technical scheme:

an adjustable cantilever support is used for a support sleeve frame with adjustable length in the vertical direction, a cantilever sleeve frame with adjustable length in the horizontal direction and a diagonal draw bar with adjustable diagonal draw length; the supporting sleeve frame is located on the attaching layer floor slab, the top end of the supporting sleeve frame is connected with the first end of the overhanging sleeve frame, the connecting part of the supporting sleeve frame and the overhanging sleeve frame is fixedly connected with the inner side bolt of the attaching layer floor slab, the first end of the diagonal draw bar is arranged at the second end of the overhanging sleeve frame, the second end of the diagonal draw bar is located on the window hole top beam, and the second end of the diagonal draw bar is fixedly connected with the inner side bolt of the window hole top beam.

Preferably, the support sleeve comprises a plurality of first upright posts and a plurality of second upright posts; the first upright posts are vertically arranged, and the first ends of the second upright posts are vertically and slidably connected in the matched first upright posts; and the plurality of first upright bottom ends and the plurality of second upright top ends form a frame structure through connecting pieces.

Preferably, the cantilever sleeve frame comprises a plurality of cantilever supporting legs and a plurality of anti-tilting arms; the cantilever supporting legs are horizontally arranged in parallel, the first ends of the anti-tilting arms are horizontally and movably connected in the matched second ends of the cantilever supporting legs, the anti-tilting arms form a frame structure through connecting pieces, and the second ends of the anti-tilting arms are provided with anti-tilting guide pulleys; the top end of the second upright post is fixedly connected with the first end of the cantilever supporting leg.

Preferably, a plurality of backing plates are fixedly arranged between the first ends of the cantilever supporting legs, first ends of floor penetrating bolts are arranged on the backing plates, and the first ends of the floor penetrating bolts penetrate through the supporting sleeve frame and are fixedly connected with the inner sides of the floor of the adhesion layer.

Preferably, the diagonal draw bar is a turnbuckle, and the turnbuckle comprises a turnbuckle rod, a first end of a fixed ring rotationally connected with the first end of the turnbuckle rod, and a screw rod in threaded connection with the first end of the fixed ring; the second end of the flower basket rod and the second end of the screw rod are respectively hinged with a connecting plate; the connecting plate at the second end of the screw rod is connected with the anti-tilting arm through a bolt.

Preferably, a wall penetrating bolt is arranged at the connecting plate at the second end of the basket rod, and penetrates through the connecting plate at the second end of the basket rod to be connected with the inner side bolt of the top beam of the window opening.

Compared with the prior art, the utility model has the following beneficial technical effects:

the utility model uses the support sleeve frame with adjustable length in the vertical direction, the overhanging sleeve frame with adjustable length in the horizontal direction and the diagonal draw bar with adjustable diagonal draw length; when the building outer vertical surface is complex, the window opening size and the cantilever plate length are changed in many ways, the building outer vertical surface has good suitability, has the functions of inclination prevention, guiding and unloading, simplifies the construction process of the attached lifting scaffold, saves the using amount of leasing equipment and reduces the leasing cost; the cantilever sleeve frame is externally provided with the diagonal draw bar, has the structural characteristics of the cantilever beam and the simple beam, and has high safety reserve and good quality effect.

Drawings

The utility model is further described below with reference to the accompanying drawings:

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

FIG. 2 is a schematic diagram of the overall structure installation of the present utility model;

FIG. 3 is a schematic view of the installation structure of the anti-tilting guide pulley of the present utility model;

fig. 4 is a schematic view of the installation structure of the anti-tilting arm according to the present utility model.

Reference numerals illustrate:

1. a first upright; 2. overhanging support legs; 3. an anti-roll arm; 4. a guide wheel seat; 5. a wheel axle; 6. anti-tilting guide pulleys; 7. a turnbuckle; 8. penetrating floor bolts; 9. penetrating through the floor slab sleeve; 10. wall penetrating bolts; 11. wall bushing; 12. phi 14 adjusting holes; 13. m14 bolts; 14. square steel pipes; 15. phi 16 adjustment holes; 16. vertical steel plate earrings; 17. an end plate; 18. a backing plate; 19. a double nut; 20. an M16 bolt; 21. a connecting plate; 22. an attached lifting scaffold guide rail.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other. In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1-4: an adjustable cantilever support is used for a support sleeve frame with adjustable length in the vertical direction, a cantilever sleeve frame with adjustable length in the horizontal direction and a diagonal draw bar with adjustable diagonal draw length; the supporting sleeve frame is positioned on the floor slab of the attaching layer, the top end of the supporting sleeve frame is connected with the first end of the overhanging sleeve frame, the joint of the supporting sleeve frame and the overhanging sleeve frame is fixedly connected with the inner side bolt of the floor slab of the attaching layer, the second end of the overhanging sleeve frame is provided with the first end of the diagonal draw bar, the second end of the diagonal draw bar is positioned on the top beam of the window opening, and the second end of the diagonal draw bar is fixedly connected with the inner side bolt of the top beam of the window opening.

In this embodiment, the support nest comprises a plurality of first uprights 1 and a plurality of second uprights; the first upright posts 1 are vertically arranged, and the first ends of the second upright posts are vertically connected in a sliding manner in the matched first upright posts 1; the bottom ends of the first upright posts 1 and the top ends of the second upright posts form a frame structure through connecting pieces; specifically, two groups of rectangular frames, each group of frames comprises four first upright posts 1 and a plurality of second upright posts, the first upright posts 1 adopt 50 multiplied by 5 angle steel, the second upright posts adopt 40 multiplied by 4 angle steel, the assembled supporting sleeve frame is adjusted to be higher than a windowsill or a cantilever plate by relative vertical sliding, and then the supporting sleeve frame is fixed through phi 14 adjusting holes 12 and M14 bolts 13;

in this embodiment, the cantilever sleeve comprises a plurality of cantilever legs 2 and a plurality of anti-tilting arms 3; the cantilever support legs 2 are horizontally arranged in parallel, the first ends of the anti-tilting arms 3 are horizontally and movably connected in the second ends of the matched cantilever support legs 2, the plurality of anti-tilting arms 3 form a frame structure by connecting pieces, and the top ends of the second upright posts are fixedly connected with the first ends of the cantilever support legs 2; specifically, the two cantilever supporting legs 2 are oppositely placed by adopting the concave surfaces of the No. 14 channel steel, the two anti-tilting arms 3 are oppositely placed by adopting the concave surfaces of the No. 12 channel steel, the two anti-tilting arms 3 are welded together by using three 50 multiplied by 5 square steel pipes 14, and the anti-tilting arms 3 are buckled and slidingly connected with the cantilever supporting legs 2 in opposite directions and are connected through M16 bolts 20;

in the embodiment, an anti-tilting guide pulley 6 is arranged at the second end of the anti-tilting arm 3, specifically, an end plate 17 with a bolt hole is welded at the front end of the anti-tilting arm 3, a pair of guide wheel bases 4 are arranged on the end plate 17, and a pair of anti-tilting guide pulleys 6 are arranged on the guide wheel bases 4 through phi 25mm wheel shafts 5; an attached lifting scaffold guide rail 22 and an attached lifting scaffold main frame are installed between the pair of anti-tilting guide pulleys 6, and a horizontal supporting truss is installed to complete the assembly of other components of the attached lifting scaffold. When the frame body is lifted, the attached lifting scaffold guide rail 22 vertically moves up and down along the anti-tilting guide pulley 6 in the adjustable overhanging support fixed on the main body structure, and the side tilting load of the frame body is transferred to the main body structure through the adjustable overhanging support;

in the embodiment, a plurality of backing plates 18 are fixedly arranged between the first ends of the cantilever supporting legs 2, first ends of floor penetrating bolts 8 are arranged on the backing plates 18, and the first ends of the floor penetrating bolts 8 penetrate through the supporting sleeve frame and are fixedly connected with the inner side of the attached layer floor; specifically, two backing plates 18 are fixedly arranged at the top end and the bottom end between the two overhanging supporting legs 2 respectively, channel steel is selected, the positions of M27 penetrating floor bolts 8 are determined by measuring and paying off on a floor slab template, after the binding of reinforcing steel bars is completed, two phi 40PVC penetrating floor slab sleeves 9 are pre-buried, and then floor slab concrete is poured; the M27 through-floor bolts 8 penetrate through two 40PVC through-floor sleeves 9 pre-buried on the floor, the supporting sleeve frame, the overhanging sleeve frame and the reinforced concrete attaching layer floor are fixed together, and the top end and the bottom end of the M27 through-floor bolts 8 penetrate through the channel steel backing plate 18 and are screwed by double nuts 19;

in this embodiment, the diagonal draw bar is a turnbuckle 7, and the turnbuckle 7 comprises a turnbuckle rod, a first end of a fixing ring rotationally connected with the first end of the turnbuckle rod, and a screw rod in threaded connection with the first end of the fixing ring; the second end of the flower basket rod and the second end of the screw rod are respectively hinged with a connecting plate 21, and the connecting plate 21 at the second end of the screw rod is connected with the anti-tilting arm 3 through bolts; specifically, the diagonal draw bar adopts a turnbuckle 7 structure, and the fixing ring is screwed with the screw rod to generate displacement by rotating the fixing ring, so that the length of the turnbuckle 7 is changed, and a connecting plate 21 at the second end of the screw rod is connected with a vertical steel plate earring 16 of the anti-tilting arm 3 through bolts; tightening nuts of the turnbuckle 7 on the turnbuckle rods to tighten the pair of anti-tilting arms 3 and the pair of cantilever support legs 2 to a horizontal state;

in this embodiment, the connection plate 21 at the second end of the screw rod is provided with a through-wall bolt 10, and the through-wall bolt 10 penetrates through the connection plate 2121 at the second end of the screw rod to be connected with the inner side bolt of the top beam of the window opening: specifically, after the binding of the beam steel bar at the top of the window hole is completed, a phi 40PVC wall bushing 11 is pre-buried at the position of a top beam M27 wall-penetrating bolt 10 by a diagonal pull rod, the pre-buried pipe and the steel bar are bound firmly, so that the pre-buried pipe is prevented from being distorted or shifted when concrete is poured, and then a template, a pouring beam and a top plate concrete are supported.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

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 technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An adjustable cantilever support, comprising: the device comprises a supporting sleeve frame with adjustable length in the vertical direction, an overhanging sleeve frame with adjustable length in the horizontal direction and a diagonal draw bar with adjustable diagonal draw length; the supporting sleeve frame is located on the attaching layer floor slab, the top end of the supporting sleeve frame is connected with the first end of the overhanging sleeve frame, the connecting part of the supporting sleeve frame and the overhanging sleeve frame is fixedly connected with the inner side bolt of the attaching layer floor slab, the first end of the diagonal draw bar is arranged at the second end of the overhanging sleeve frame, the second end of the diagonal draw bar is located on the window hole top beam, and the second end of the diagonal draw bar is fixedly connected with the inner side bolt of the window hole top beam.

2. The adjustable cantilever support according to claim 1, wherein the support frame comprises a plurality of first uprights (1) and a plurality of second uprights; the first upright posts (1) are vertically arranged, and the first ends of the second upright posts are vertically connected in a sliding manner in the matched first upright posts (1); and the bottom ends of the first upright posts (1) and the top ends of the second upright posts form a frame structure through connecting pieces.

3. The adjustable cantilever support according to claim 2, wherein the cantilever sleeve frame comprises a plurality of cantilever legs (2) and a plurality of anti-tilting arms (3); the cantilever supporting legs (2) are horizontally arranged in parallel, the first ends of the anti-tilting arms (3) are horizontally and movably connected in the second ends of the matched cantilever supporting legs (2), the anti-tilting arms (3) form a frame structure by connecting pieces, and the second ends of the anti-tilting arms (3) are provided with anti-tilting guide pulleys (6); the top end of the second upright post is fixedly connected with the first end of the cantilever supporting leg (2).

4. An adjustable cantilever support according to claim 3, wherein a plurality of backing plates (18) are fixedly arranged between the first ends of the cantilever support legs (2), first ends of floor penetrating bolts (8) are arranged on the backing plates (18), and the first ends of the floor penetrating bolts (8) penetrate through the support sleeve frame and are fixedly connected with the inner sides of the floor of the adhesion layer.

5. The adjustable cantilever support according to claim 4, wherein the diagonal draw bar is a turnbuckle (7), and the turnbuckle (7) comprises a turnbuckle rod, a first end of a fixed ring rotationally connected with a first end of the turnbuckle rod, and a screw rod screwed with the first end of the fixed ring; the second end of the flower basket rod and the second end of the screw rod are respectively hinged with a connecting plate (21); the connecting plate (21) at the second end of the screw rod is connected with the anti-tilting arm (3) through bolts.

6. The adjustable cantilever support according to claim 5, wherein a wall penetrating bolt (10) is arranged at the connecting plate (21) at the second end of the basket rod, and the wall penetrating bolt (10) penetrates through the connecting plate (21) at the second end of the basket rod and is connected with an inner side bolt of a top beam of a window opening.