CN213597465U

CN213597465U - Steel bearing structure and scaffold

Info

Publication number: CN213597465U
Application number: CN202021819356.5U
Authority: CN
Inventors: 尹东波
Original assignee: Handan Yongnian Qiansheng Metal Products Co ltd
Current assignee: Handan Yongnian Qiansheng Metal Products Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-07-02
Anticipated expiration: 2030-08-27

Abstract

The utility model provides a steel supporting structure and a scaffold, which relates to the technical field of construction auxiliary tools, the utility model provides a steel supporting structure which comprises an inner pipe, an outer pipe and a limiting component, wherein one end of the inner pipe is inserted in the outer pipe in a sliding way; the inner pipe is provided with a plurality of first splicing holes, the outer pipe is provided with a second splicing hole, or the inner pipe is provided with a second splicing hole, and the outer pipe is provided with a plurality of first splicing holes; the limiting assembly is inserted in the second inserting hole and any one of the first inserting holes opposite to the second inserting hole and used for limiting the position of the inner pipe relative to the outer pipe. The utility model provides a steel bearing structure's adjustable length, constructor can make the adaptability adjustment according to the building floor height of difference, the constructor's of being more convenient for construction.

Description

Steel bearing structure and scaffold

Technical Field

The utility model belongs to the technical field of construction appurtenance technique and specifically relates to a steel bearing structure and scaffold frame are related to.

Background

The scaffold refers to various supports which are erected for workers to operate and solve vertical and horizontal transportation on a construction site, and the scaffold can meet the use requirements of constructors in a layer-by-layer overlapping mode, so that the constructors can conveniently perform construction operation at a high place.

In order to make the firm connection of scaffold after the stack more, can peg graft two steel pipes and form steel bearing structure usually, and each layer of steel bearing structure's height is fixed in current scaffold, and the high position of the scaffold of each layer can't change promptly, and in actual construction, the building floor height of difference is also different, and traditional scaffold steel bearing structure is not convenient for constructor's construction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel bearing structure, its adjustable length, constructor can make the adaptability adjustment according to the building floor height of difference, the constructor's of being more convenient for construction.

In order to achieve the above object, the utility model provides a following technical scheme:

in a first aspect, the utility model provides a steel supporting structure, which comprises an inner pipe, an outer pipe and a limiting component, wherein one end of the inner pipe is inserted into the outer pipe in a sliding manner;

the inner pipe is provided with a plurality of first splicing holes, the outer pipe is provided with second splicing holes, or the inner pipe is provided with second splicing holes, and the outer pipe is provided with a plurality of first splicing holes;

the limiting assembly is inserted into the second insertion hole and any one of the first insertion holes opposite to the second insertion hole, and is used for limiting the position of the inner pipe relative to the outer pipe.

Furthermore, a plurality of first inserting holes are formed in the inner pipe in a spaced distribution along the axis direction parallel to the inner pipe, and the second inserting holes are formed in the outer pipe.

Furthermore, the second inserting hole is long-strip-shaped, and the length direction of the second inserting hole is parallel to the axis of the outer tube.

Furthermore, the limiting assembly comprises an inserting component and a limiting component, the inserting component is inserted into the second inserting hole and any one of the first inserting holes opposite to the second inserting hole, the limiting component is movably connected with the outer pipe, and the limiting component is used for abutting against the inserting component so as to limit the position of the inserting component relative to the outer pipe.

Furthermore, the plug-in component comprises a plug-in part, a bending extension part and a butting part;

the inserting part is inserted into the second inserting hole and any one of the first inserting holes opposite to the second inserting hole;

two ends of the bending extension part are respectively connected with the insertion part and the abutting part;

the abutting part is used for abutting against the cartridge.

Further, the abutting portion has a bent section having a radius equal to a radius of the outer tube.

Further, the outer tube has a support end and a connecting end, the connecting end has an external thread and is provided with the second plug hole, and the limiting part has an internal thread matched with the external thread.

Further, the outer pipe has at least one necking structure for compensating for a gap between the inner pipe and the outer pipe.

Further, one side of the necking structure, which faces the inner pipe, is provided with a plurality of protruding points, and the protruding points are uniformly distributed around the axis of the inner pipe.

Furthermore, the end part of the inner tube is connected with a limiting tube, and the outer diameter of the limiting tube is larger than that of the inner tube.

In a second aspect, the present invention also provides a scaffold, which comprises the above-mentioned solution.

The utility model provides a steel bearing structure and scaffold can produce following beneficial effect:

when the length of the steel support structure needs to be adjusted, the first inserting hole is aligned to the second inserting hole, then the limiting assembly is inserted into the second inserting hole and the first inserting hole which correspond to each other, and the position of the inner pipe relative to the outer pipe is limited through the limiting assembly. Compared with the prior art, the utility model provides a steel bearing structure's adjustable length, each layer of scaffold height can be inconsistent, and constructor can highly make the adaptability adjustment according to the building floor of difference, the constructor's of being more convenient for construction.

The utility model discloses the scaffold that the second aspect provided has the utility model discloses the steel bearing structure that the first aspect provided, thereby have the utility model discloses all beneficial effects that the steel bearing structure that the first aspect provided had.

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 three-dimensional structure diagram of a steel support structure in a first state according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of FIG. 1 at A;

fig. 3 is a schematic three-dimensional structure diagram of a steel supporting structure in a second state according to an embodiment of the present invention;

fig. 4 is a schematic three-dimensional structure diagram of an inner tube according to an embodiment of the present invention;

fig. 5 is a schematic three-dimensional structure diagram of an outer tube according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a cartridge according to an embodiment of the present invention.

Icon: 1-inner tube; 2-an outer tube; 3-a limiting component; 31-a cartridge; 311-a plug-in part; 312-bending the extension; 313-an abutment; 32-a limit piece; 4-a first plug hole; 5-a second plug hole; 6-necking down structure; 7-a limiting pipe.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," 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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Fig. 1 is a schematic three-dimensional structure diagram of a steel support structure in a first state according to an embodiment of the present invention; FIG. 2 is a schematic view of a portion of FIG. 3 at A; fig. 3 is a schematic three-dimensional structure diagram of a steel supporting structure in a second state according to an embodiment of the present invention; fig. 4 is a schematic three-dimensional structure diagram of an inner tube according to an embodiment of the present invention; fig. 5 is a schematic three-dimensional structure diagram of an outer tube according to an embodiment of the present invention; fig. 6 is a schematic structural diagram of a cartridge according to an embodiment of the present invention.

An embodiment of the first aspect of the present invention is to provide a steel supporting structure, as shown in fig. 1 and 2, including an inner tube 1, an outer tube 2 and a limiting component 3, wherein one end of the inner tube 1 is slidably inserted into the outer tube 2;

the inner pipe 1 is provided with a plurality of first splicing holes 4, the outer pipe 2 is provided with a second splicing hole 5, or the inner pipe 1 is provided with a second splicing hole 5, and the outer pipe 2 is provided with a plurality of first splicing holes 4;

the limiting component 3 is inserted into the second inserting hole 5 and any one of the first inserting holes 4 opposite to the second inserting hole, and the limiting component 3 is used for limiting the position of the inner pipe 1 relative to the outer pipe 2.

Specifically, taking fig. 1 and 2 as an example, when the length of the steel supporting structure needs to be shortened, as shown in fig. 1, most of the inner pipe 1 may be inserted into the outer pipe 2, and then the limiting assembly 3 is inserted into the second inserting hole 5 and the first inserting hole 4 which correspond to each other, and the position of the inner pipe 1 relative to the outer pipe 2 is limited by the limiting assembly 3; when the length of the steel support structure needs to be increased, as shown in fig. 2, a small portion of the inner tube 1 can be inserted into the outer tube 2, and then the limiting assembly 3 is inserted into the second insertion hole 5 and the first insertion hole 4 which correspond to each other.

The steel support structure is simple and convenient to operate, the length of the steel support structure can be quickly adjusted, the steel support structure is made to be more adaptive, and construction of constructors is facilitated.

Specifically, in some embodiments, as shown in fig. 3, the inner tube 1 may be provided with a plurality of first insertion holes 4, and the outer tube 2 may be provided with a second insertion hole 5; in some other embodiments, the inner tube 1 may be provided with a second insertion hole 5, and the outer tube 2 may be provided with a plurality of first insertion holes 4. Before the limiting component 3 is installed, the second inserting hole 5 is only required to be aligned to the proper first inserting hole 4.

Taking fig. 4 and 5 as an example to explain specifically, along the direction parallel to the axis of the inner tube 1, the inner tube 1 is provided with a plurality of first inserting holes 4 distributed at intervals, and the outer tube 2 is provided with a second inserting hole 5.

When the limiting component is used, any one of the first inserting holes 4 can be aligned to the second inserting hole 5, and the limiting component 3 is inserted into the second inserting hole 5 and the first inserting hole 4 aligned to the second inserting hole.

In at least one embodiment, in order to enable the limiting assembly 3 to be more stably inserted into the inner tube 1, two rows of first inserting holes 4 which are arranged oppositely are formed in the inner tube 1, each first inserting hole 4 in each row is distributed at intervals along the direction parallel to the axis of the inner tube 1, the axes of two first inserting holes 4 which are arranged oppositely randomly in the two rows of first inserting holes 4 are overlapped, and the axes of the two first inserting holes 4 are perpendicular to and intersected with the axis of the inner tube 1. When the limiting component 3 is inserted into the inner pipe 1 and the outer pipe 2, the limiting component 3 penetrates through two first inserting holes 4 which are arranged in two rows of the first inserting holes 4 and are opposite to each other. After the limiting assembly 3 penetrates through the two first inserting holes 4, the two first inserting holes 4 play a limiting role in the limiting assembly 3, and the limiting assembly 3 cannot swing up and down relative to the inner pipe 1.

As shown in fig. 5, the second inserting hole 5 may be formed at an end of the outer tube 2, and the second inserting hole 5 may be a circular hole or a long hole.

When the second inserting hole 5 is a round hole, the limiting component 3 can be a connecting piece such as a pin and a screw.

In at least one embodiment, as shown in fig. 5, the second insertion hole 5 is elongated, and the length direction of the second insertion hole 5 is parallel to the axis of the outer tube 2. The second plug hole 5 is a long hole, and the first plug hole 4 is more conveniently aligned with the second plug hole 5 than a round hole.

Specifically, the outer tube 2 is provided with two second inserting holes 5 which are oppositely arranged, and the two second inserting holes 5 are located at the same height of the outer tube 2. When the limiting component 3 is inserted on the inner pipe 1 and the outer pipe 2, the limiting component 3 penetrates through the at least one second inserting hole 5.

Specifically, the second insertion hole 5 is a kidney-shaped hole.

On the basis of the above embodiment, as shown in fig. 2, the limiting assembly 3 includes a plug 31 and a limiting member 32, the plug 31 is inserted into the second insertion hole 5 and any one of the first insertion holes 4 opposite to the second insertion hole, the limiting member 32 is movably connected to the outer tube 2, and the limiting member 32 is configured to abut against the plug 31 to limit the position of the plug 31 relative to the outer tube 2.

Specifically, when mounting, facing the direction of fig. 2, the stopper 32 is first mounted on the outer tube 2; then, the inner pipe 1 is extended into the outer pipe 2, and a proper first plug hole 4 is aligned with a second plug hole; then, the inserting piece 31 is inserted into the second inserting hole 5 and the first inserting hole 4; after the insertion, because the second insertion hole 5 is elongated, the inner tube 1 can still extend into or out of the outer tube 2, so that the limiting member 32 on the outer tube 2 can be moved upward, the limiting member 32 can prevent the insertion member 31 from moving downward along with the inner tube 1, and even if the inner tube 1 is pressed, the inner tube 1 still cannot move downward relative to the outer tube along the axial direction of the outer tube.

In at least one embodiment, to avoid a large play of the inner tube 1 relative to the outer tube 2 in the circumferential direction of the inner tube 1, the width of the second plug-in hole 5 is such that the insertion piece 31 is only allowed to pass through.

As shown in fig. 6, the cartridge 31 includes a plug portion 311, a bent extension portion 312, and an abutting portion 313; the inserting part 311 is inserted into the second inserting hole 5 and any one of the first inserting holes 4 opposite to the second inserting hole; two ends of the bending extension part 312 are respectively connected with the plugging part 311 and the abutting part 313; the abutment 313 is intended to abut against the cartridge 31.

Specifically, as shown in fig. 2, the insertion part 311 is inserted into the second insertion hole 5 and any one of the first insertion holes 4 opposite to the second insertion hole from one side of the inner tube 1 and the outer tube 2, the bent extension part 312 can extend the abutting part 313 to the opposite side of the inner tube 1 and the outer tube 2, and the abutting part 313 is used for abutting against the limiting part 32 to limit the position of the inner tube 1 relative to the outer tube 2.

In some embodiments, in order to make the abutment 313 fit more stably with the outer tube 2, the abutment 313 has a bend with a radius equal to the radius of the outer tube 2.

The structure of the limiting component 3 can be more compact and the locking is firmer by the arrangement.

The bending extension 312 has an extension section, the extension length of the extension section cannot be too long or too short, preferably, the length of the extension section can enable the insertion part 311 to be inserted into the inner tube 1 and the outer tube 2, and just enable the bending section of the abutting part 313 to be attached to the outer wall of the outer tube 2, so that the abutting part 313 can be in full contact with the limiting part 32 on the outer tube 2, and the limiting is more stable.

In some embodiments, as shown in fig. 2, in order to facilitate the adjustment of the position-limiting element 32, the outer tube 2 has a supporting end and a connecting end, the connecting end has an external thread and is provided with a second inserting hole 5, and the position-limiting element 32 has an internal thread matching with the external thread.

When the limiting member 32 needs to be adjusted upwards so that the limiting member 32 abuts against the insert 31, the limiting member 32 can be rotated, and during the rotation process, the limiting member 32 gradually approaches the insert 31, thereby playing a role in limiting the position of the inner pipe 1 relative to the outer pipe 2.

Specifically, the limiting member 32 may be a nut.

In some embodiments, as shown in fig. 2, the outer tube 2 has at least one necking structure 6, and the necking structure 6 can reduce the local caliber of the outer tube 2, compensate the gap between the inner tube 1 and the outer tube 2, effectively prevent the inner tube 1 from shaking relative to the outer tube 2, and make the formed steel support structure more stable.

In at least one embodiment, as shown in FIG. 2, the outer tube 2 has two necked-down structures 6. Two throat structures 6 are located the link of outer tube, and are nearer apart from the external screw thread. The arrangement can ensure that even if the part of the inner pipe 1 extending into the outer pipe 2 is short, the inner pipe 1 can pass through the necking structure 6 on the outer pipe 2 and is limited by the necking structure 6.

On the basis of the above embodiment, the side of the throat structure facing the inner tube 1 is provided with a plurality of raised points which are evenly distributed around the axis of the inner tube 1. Realize line contact for between inner tube 1 and the outer tube 2 through the throat structure, the point contact can be more effective carry on spacingly to inner tube 1, prevents that inner tube 1 from swinging for outer tube 2.

Preferably, the necking structure is provided with three salient points towards one side of the inner tube 1, and the three salient points are sequentially connected to form an equilateral triangle structure, so that the inner tube 1 can be effectively supported and limited.

The protruding points may be formed by punching or by internal pressure.

In some embodiments, as shown in fig. 2, a limiting tube 7 is connected to the end of the inner tube 1, and the outer diameter of the limiting tube 7 is larger than that of the inner tube 1. The setting of spacing pipe 7 can avoid inner tube 1 whole to fall into outer tube 2 in, play spacing effect, the storage, the transportation of inner tube 1 and outer tube 2 of being more convenient for.

The embodiment of the second aspect of the utility model provides a scaffold, the utility model discloses the embodiment of the second aspect provides a scaffold includes above-mentioned steel bearing structure.

The utility model discloses the scaffold frame that the embodiment of second aspect provided has the utility model discloses the steel bearing structure that the embodiment of first aspect provided, thereby have the utility model discloses all beneficial effects that the steel bearing structure that the embodiment of first aspect provided had.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The steel supporting structure is characterized by comprising an inner pipe (1), an outer pipe (2) and a limiting assembly (3), wherein one end of the inner pipe (1) is slidably inserted into the outer pipe (2);

the inner pipe (1) is provided with a plurality of first splicing holes (4), the outer pipe (2) is provided with a second splicing hole (5), or the inner pipe (1) is provided with a second splicing hole (5), and the outer pipe (2) is provided with a plurality of first splicing holes (4);

the limiting assembly (3) is inserted into the second insertion hole (5) and any one of the first insertion holes (4) opposite to the second insertion hole (5), and the limiting assembly (3) is used for limiting the position of the inner pipe (1) relative to the outer pipe (2).

2. The steel support structure according to claim 1, wherein the inner pipe (1) is provided with a plurality of first insertion holes (4) distributed at intervals along an axial direction parallel to the inner pipe (1), and the outer pipe (2) is provided with a plurality of second insertion holes (5).

3. The steel support structure of claim 2, wherein the second insertion hole (5) is elongated, and the length direction of the second insertion hole (5) is parallel to the axis of the outer tube (2).

4. The steel support structure according to claim 3, wherein the limiting assembly (3) comprises a plug (31) and a limiting member (32), the plug (31) is plugged into the second plugging hole (5) and any one of the first plugging holes (4) opposite to the second plugging hole (5), the limiting member (32) is movably connected with the outer pipe (2), and the limiting member (32) is used for abutting against the plug (31) to limit the position of the plug (31) relative to the outer pipe (2).

5. A steel support structure according to claim 4, wherein the cartridge (31) comprises a spigot portion (311), a bent extension (312) and an abutment portion (313);

the inserting part (311) is inserted into the second inserting hole (5) and any one of the first inserting holes (4) opposite to the second inserting hole (5);

two ends of the bending extension part (312) are respectively connected with the insertion part (311) and the abutting part (313);

the abutment (313) is intended to abut against the cartridge (31).

6. The steel support structure according to claim 5, characterized in that said abutment (313) has a bend with a radius equal to the radius of said outer tube (2).

7. The steel support structure according to claim 4, wherein the outer tube (2) has a support end and a connection end, the connection end has an external thread and is provided with the second insertion hole (5), and the limiting member (32) has an internal thread matched with the external thread.

8. A steel support structure according to any one of claims 1-7, characterized in that the outer pipe (2) has at least one necking structure (6), the necking structure (6) being adapted to compensate for a gap between the inner pipe (1) and the outer pipe (2).

9. A steel support structure according to claim 8, wherein the side of the throat structure facing the inner tube (1) is provided with a plurality of raised points, which are evenly distributed around the axis of the inner tube (1).

10. A steel support structure according to any one of claims 1-7, characterized in that a limiting tube (7) is connected to the end of the inner tube (1), the limiting tube (7) having an outer diameter larger than the outer diameter of the inner tube (1).

11. A scaffold, comprising a steel support structure according to any of claims 1 to 10.