CN216552932U - Scaffold - Google Patents

Abstract

The utility model provides a scaffold, which is characterized by comprising: pillar (10), crossbearer piece (30) and connecting piece (20), connecting piece (20) include: a tube body (21), the tube body (21) having an outer wall and a cavity enclosed by the outer wall; sliding support frame (26), sliding support frame (26) can be followed body (21) and removed, sliding support frame (26) are including going up along (24) and following (23) down, and the tip of crossbearer spare (30) is equipped with end buckle (31) and activity and colludes (33), and crossbearer spare (30) collude (31) and activity through the end buckle (31) and the activity of its tip and close sliding support frame (26) cohesion straining and realize connecting, simple structure, the part is few, and is compatible high, improves dismouting efficiency, and the improvement that is showing the combination intensity and the load bearing intensity of horizontal component to the stand.

Description

Scaffold

Technical Field

The present invention relates to a steel pipe joining apparatus used for constructing a temporary structure or the like by joining steel pipes at right angles.

Background

Conventionally, in the construction site of civil engineering structures such as houses, buildings and the like, bridges, tunnels and the like, scaffolds are constructed by connecting cross members for erecting pedals, cross members used as handrails and the like to scaffold posts. In order to connect the cross members to the scaffold posts in this way, the construction scaffold and the scaffold are erected using a steel pipe coupling device, and sufficient erection strength is required to ensure safety during high-altitude work.

However, the combination of the cross members and the struts of the existing scaffold has the defects of complex structure, low safety, inconvenient disassembly and assembly and the like.

SUMMERY OF THE UTILITY MODEL

Accordingly, an object of the present invention is to provide a coupling device for a cross member and a strut, which can reliably support a lateral load applied to the cross member when coupling the cross member and the strut, and can improve the safety of the entire construction scaffold by suppressing the lateral runout of the cross member. In addition, the utility model also aims to provide a cross member and pillar combination device which is easier to disassemble and assemble.

In order to achieve the above object, a technical solution of the present invention provides a scaffold, comprising: pillars arranged in a vertical direction;

a connector disposed between and connecting adjacent pillars; a cross member disposed in a horizontal direction, disposed between and connecting adjacent connecting members;

wherein, the connecting piece includes:

the pipe body is provided with an outer wall and a cavity enclosed by the outer wall, and the outer wall is provided with a plurality of adjusting holes arranged along the vertical direction;

the utility model discloses a support of sliding support, including the body, the body is fixed on the body through bolt and regulation hole, the body is removed and the regulation hole is fixed to the body, the body is drawn together to the slip support, the slip support includes along and lower edge, and the tip of crossbearer spare is equipped with the end and detains and the activity colludes, when crossbearer spare is fixed with the connecting piece, the end detain with last along the cooperation, the activity collude with lower edge cooperation.

The upper edge of the sliding support frame is a plane, and at least part of the lower edge of the sliding support frame is an arc surface; the lower surface of the end buckle comprises an inclined guide surface and a bottom plane, and the movable hook is provided with an inner arc surface;

wherein, the upper edge of the sliding support frame is matched with the bottom plane of the end buckle; the lower edge cambered surface of the sliding support frame is matched with the inner cambered surface of the movable hook.

The sliding support frame is provided with two butt ends which are respectively positioned at two sides of the pipe body, two sides of the pipe body are provided with flanges, and the butt ends can be limited and guided by the flanges.

The transverse frame piece is provided with a through hole, and the movable hook is arranged in the through hole through a rotating shaft.

The upper and lower both ends of body all have including the location arch, protruding can insert in the hole of pillar.

Has the advantages that:

(1) convenient and fast installation

The scaffold can be safely used only by connecting the plug end buckles at the two ends of the cross frame piece with the connecting pieces on the support columns, and compared with the traditional scaffold, the scaffold saves more than 50% of working hours.

(2) Without any movable spare and accessory parts

The scaffold provided by the utility model mainly comprises two components, namely a support column and a cross member, and the two components are prefabricated in a factory without additional processing. And are connected by a connecting piece. The product has no movable locking piece, thereby avoiding potential safety hazards caused by the movable locking piece on the traditional scaffold to the maximum extent; and perfectly solve traditional scaffold movable spare and accessory part and easily lost, destroyed problem, practiced thrift construction cost.

(3) Superior structural performance

The vertical alignment of the axial lead of the strut and the axial lead of the cross bar has no eccentricity and clear force transmission path.

(4) Versatility of use

The scaffold is through adjusting adjustable base or top support, adapts to the holding surface of different differences in height to can overlap joint each other with other steel pipe scaffolds, the cooperation is used, realizes multiple operation requirement.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a constructional schematic view of a scaffold according to one embodiment of the utility model in a front view direction;

FIG. 2 shows a schematic structural view of an end of a cross member according to one embodiment of the present invention;

FIG. 3 illustrates a schematic view of the cross member end mated with a connector in accordance with one embodiment of the present invention;

FIG. 4 illustrates a top and partial cross-sectional view of FIG. 3, according to one embodiment of the present invention.

FIG. 5 shows a top and partial cross-sectional view of another cross-member end portion in accordance with the present invention after engagement with a connector;

figure 6 shows a front elevation of the application of the scaffolding to the formwork support system.

The correspondence between the labels and the structures in fig. 1 to 6 is as follows:

a support column: 10; positioning and protruding: 11; connecting piece: 20; a pipe body: 21; adjusting holes: 22; the lower edge: 23; and (3) upper edge: 24; rubber pad: 25; sliding the support frame: 26; an abutting end: 27; flanging: 28; inserting a pin: 29; a cross frame member: 30, of a nitrogen-containing gas; end buckling: 31; a main body: 32, a first step of removing the first layer; bottom plane: 311; oblique guide surface: 312; movable hook: 33; intrados: 331; rotating shaft: 34; a limiting surface: 35; through holes: 36; adjustable support: 41; second layer fossil fragments: 42; first layer fossil fragments: 43; template: 44; elevation of the board surface: 45.

Detailed Description

So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the utility model, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Some embodiments according to the utility model are described below with reference to fig. 1 to 4.

Example 1:

fig. 1-4 show a scaffold according to an embodiment of the utility model, comprising:

pillars 10 arranged in a vertical direction; the pillar 10 is a vertical support bar in the frame body, and the specification thereof may be 1200mm, 1800mm, 2400mm, 3000 mm. Every 600mm there may be a connector 20 attached to the horizontal cross member as shown in figure 1.

The cross members, which may also be referred to as crossbars, are horizontal connecting members of the scaffolding, as shown in fig. 1, and have specifications of 550mm, 850mm, 950mm, 1150mm, 1250mm, 1450mm, and the like. The two ends of the cross rod are respectively welded with the end buckles 31 by using strong welding, the end buckles 31 are tightly buckled with the connecting piece 20, and the installation quality is qualified.

A connector 20 disposed between the adjacent pillars 10 and connecting the adjacent pillars 10; and a cross member 30 arranged in a horizontal direction, disposed between the adjacent links 20 and connecting the adjacent links 20.

The 20-node form of the connecting piece of the transverse frame piece and the strut is the most important characteristic of the scaffold, the connection performance of the node directly influences the stability of the whole structure of the scaffold, the transverse frame piece generally does not directly bear external force, and internal force mainly takes axial force and bending moment.

An optional arrangement mode is that all pillars 10 are vertically arranged and placed on the same horizontal plane, all pillars 10 are respectively arranged along a first direction X and a second direction Y which are perpendicular to each other, specifically, a plurality of pillars 10 are arranged along the first direction X to form a first vertical tube array, and the plurality of first vertical tube arrays are arranged along the second direction Y to enable all pillars 10 to be rectangular arrays. All the first cross members are respectively arranged at intervals side by side along the first direction X, and each first cross member is adjacent to a longitudinal row of pillars 10. All the second cross members are arranged side by side at intervals in the second direction Y and each second cross member is adjacent to a cross strut 10. Any adjacent strut 10 and first cross member, and any adjacent strut 10 and second cross member are connected by a connector 20, respectively, so that all the first cross member and second cross member are fixed to the strut 10, forming the scaffold.

Wherein, the connecting piece 20 includes: the pipe body 21 is provided with an outer wall and a cavity surrounded by the outer wall, and a plurality of adjusting holes 22 arranged in the vertical direction are formed in the outer wall;

the sliding support frame 26 can move along the pipe body 21 and is fixed on the pipe body 21 through the bolt 29 and the adjusting hole 22, the sliding support frame 26 comprises an upper edge 24 and a lower edge 23, an end buckle 31 and a movable hook 33 are arranged at the end part of the cross frame piece 30, when the cross frame piece 30 is fixed with the connecting piece 20, the end buckle 31 is matched with the upper edge 24, and the movable hook 33 is matched with the lower edge 23.

In the embodiment, the cross member 30 clasps and fastens the sliding support frame 26 by the end fastener 31 and the movable hook 33 at the end part, so that the structure is simple, the number of parts is small, the compatibility is high, the dismounting efficiency is improved, and the bonding strength and the load supporting strength of the horizontal member to the upright post are obviously improved.

Example 2:

in this embodiment, in addition to the contents described in the above embodiments, as shown in fig. 3 and 4, the present embodiment further includes: the upper edge 24 of the sliding support frame 26 is a plane, and at least part of the lower edge 23 is an arc surface; the lower surface of the end buckle 31 comprises an inclined guide surface 312 and a bottom plane 311, and the movable hook 33 is provided with an inner arc surface 331;

wherein, the upper edge 24 of the sliding support frame 26 is matched with the bottom plane 311 of the end buckle 31; the cambered surface of the lower edge 23 of the sliding support frame 26 is matched with the inner cambered surface 331 of the movable hook 33.

The inclined guide surface 312 on the lower surface of the end fastener 31 can provide a guide when the cross frame member 30 is installed on the sliding support frame 26, so that the end fastener 31 can conveniently enter a designated locking position, the shapes of the bottom plane 311 and the inner arc surface of the movable hook 33 are matched with the shapes of the upper edge 24 and the lower edge 23 of the sliding support frame 26, the end fastener 31 is firstly lapped on the upper edge 24 of the sliding support frame 26 during installation, the movable hook 33 is pushed to a designated position to hook the lower edge 23, and the reverse sequence operation is performed during dismantling, so that the convenience and the reliability are realized.

Example 3:

in this embodiment, in addition to the contents described in the above embodiment, as shown in fig. 4, the present embodiment further includes: the sliding support frame 26 is provided with two abutting ends 27 which are respectively located at two sides of the tube body 21, flanges 28 are arranged at two sides of the tube body 21, and the abutting ends 27 can be limited and guided by the flanges 28.

In addition, the flanges 28 on both sides of the tube 21 can provide necessary support for the sliding support frame 26, otherwise the acting force of the cross frame member 30 on the sliding support frame 26 will be borne by the bolt 29, and the bolt 29 may be damaged by shearing force.

In addition, a rubber pad 25 may be disposed between the tube 21 and the sliding support 26 to prevent hard direct contact therebetween, and the rubber pad 25 may also provide a large friction force.

Example 4:

in this embodiment, in addition to the contents described in the above embodiments, as shown in fig. 3, the present embodiment further includes: the cross member 30 has a through hole 36, and the movable hook 33 is installed in the through hole 36 through the rotating shaft 34. Preferably, a limiting surface 35 is provided in the through hole 36 for preventing the movable hook 33 from rotating by an excessive angle.

The embodiment shows a specific mounting manner of the movable hook 33, but other mounting manners are not excluded.

Example 5:

in the present embodiment, as shown in fig. 5 and fig. 6, in addition to the contents described in the foregoing embodiments, another solution for connecting the cross members to the sliding support frame 26 is provided, in which the cross members can be symmetrically arranged on both sides of the sliding support frame 26, and the method is suitable for the construction of the matrix-type continuous scaffold.

Example 6:

in this embodiment, in addition to the contents described in the above embodiments, the present embodiment further includes: the upper and lower ends of the tube body 21 are provided with positioning protrusions 11, and the protrusions 11 can be inserted into the cavities of the pillars 10.

The present embodiment shows a specific way of mounting the pillars 10 in series, but other ways of mounting are not excluded.

Example 7:

this embodiment presents a set of embodiments for applying scaffolding to construction. As shown in fig. 6, the present design is suitable for floors with a thickness of 200mm or less. The floor formwork is a 70mm thick plastic formwork, the support frames are phi 48 multiplied by 3.0 steel pipes, the longitudinal distance is 900mm, the transverse distance is 900mm, the maximum step pitch of the vertical rods is 1200mm, and the step pitch of the top layer is 600 mm. The first layer of keel is 70 multiplied by 70 wood purlin with the distance of 350 mm. The second layer of keel is a phi 48 multiplied by 3.0 double steel pipe, and can also be 70 multiplied by 70 wood purlin.

This embodiment presents a feasible or alternative support frame construction sequence:

1) the horizontal control elevation is determined, the wall template is installed,

2) the beam plate sleeve buckle type steel pipe vertical rod is arranged (comprising a longitudinal horizontal cross rod and a transverse horizontal cross rod and a cross brace),

3) the buttress reinforcing part is installed and connected with the sleeve buckle frame body,

4) erecting a beam bottom wood purlin keel on the sleeve buckle upright post top support,

5) the beam bottom template and the side template are installed,

6) erecting a board bottom wood purlin keel on the sleeve buckle upright post top support,

7) the installation of the floor slab template is carried out,

8) the checking and accepting of the formwork support top are carried out,

9) the binding of the beam plate and the steel bar,

10) the beam plate is poured with concrete,

11) the concrete is cured and then the concrete is cured,

12) the adjustable jacking support is loosened down and is supported,

13) the beam and the plate templates are dismantled, the templates are cleaned,

14) the horizontal cross bar and the cross brace are dismantled,

16) prop and the hitch type steel pipe pole setting.

The following construction accessories may be used in this embodiment:

horizontal steel joist, horizontal steel joist both ends welding have the end joint, and cup joint with adjustable top support, transmit the pole setting with the template load, roll into the member that the cross-section is square by the Q235 steel of 3mm thickness. The length is not more than 1000 mm.

The cross diagonal braces are crossed diagonal bars arranged in pairs in the vertical direction or the horizontal direction of the scaffold body, are formed by common steel pipes and rotary fasteners and are connected with the vertical rods, and are inclined tension and compression rods of the scaffold, so that the overall stability of the scaffold is improved. The angle of the diagonal is preferably 45 to 60 degrees.

The adjustable base is installed in the pole setting bottom, can adjust the pole setting height, transmits the load of upper portion pole setting to the ground dispersedly to scaffold frame takes place to subside.

The adjustable top support is arranged at the top of the vertical rod, can adjust the height of the vertical rod, transfers the load of the template and can support the beam, the template and the like.

In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "connected" may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. A scaffolding, comprising: a pillar (10) arranged in a vertical direction;

a connecting member (20) which is provided between the adjacent pillars (10) and connects the adjacent pillars (10); a cross member (30) arranged in a horizontal direction, disposed between the adjacent connecting members (20), and connecting the adjacent connecting members (20);

wherein the connecting member (20) comprises:

the pipe body (21) is provided with an outer wall and a cavity surrounded by the outer wall, and the outer wall is provided with a plurality of adjusting holes (22) arranged along the vertical direction;

sliding support frame (26), sliding support frame (26) can be followed body (21) and removed and fix on body (21) through bolt (29) and regulation hole (22), sliding support frame (26) are including going up along (24) and following (23) down, and the tip of crossbearer spare (30) is equipped with end buckle (31) and activity and colludes (33), when crossbearer spare (30) and connecting piece (20) are fixed, end buckle (31) with go up along (24) cooperation, the activity colludes (33) and follows (23) cooperation down.

2. A scaffolding according to claim 1, characterized in that the upper edge (24) of the sliding support (26) is planar and the lower edge (23) is at least partially cambered; the lower surface of the end buckle (31) comprises an inclined guide surface (312) and a bottom plane (311), and the movable hook (33) is provided with an inner arc surface (331);

wherein, the upper edge (24) of the sliding support frame (26) is matched with the bottom plane (311) of the end buckle (31); the cambered surface of the lower edge (23) of the sliding support frame (26) is matched with the inner cambered surface (331) of the movable hook (33).

3. A scaffolding according to claim 2, characterized in that the sliding support (26) is provided with two abutment ends (27) on either side of the tubular body (21), the tubular body (21) being provided on either side with flanges (28), the abutment ends (27) being capable of being retained and guided by the flanges (28).

4. A scaffolding according to claim 3, characterized in that the cross member (30) has a through hole (36), the movable hook (33) being mounted in the through hole (36) by means of a pivot (34).

5. A scaffolding according to claim 4, characterized in that the upper and lower ends of the tubular body (21) each have a locating boss (11), the bosses (11) being insertable into the cavities of the struts (10).

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