CN217812496U - Wall connecting piece - Google Patents

Abstract

The utility model relates to the technical field of outer frame installation, in particular to a wall connecting piece, which comprises a vertical steel pipe which is connected with a main body structure and is vertically arranged, a horizontal steel pipe which is horizontally arranged and is connected with an outer frame, and a connecting fastener which is used for connecting the horizontal steel pipe and the vertical steel pipe; the connecting fastener comprises a fastener I, a fastener II hinged with the fastener I, a hemispherical hinge structure respectively connected with the fastener I and the fastener II, and a butting part arranged in the fastener II; the length of the second fastener along the axial direction of the second fastener is twice of the length of the first fastener along the axial direction of the first fastener. The utility model discloses the area of contact of fastener two with horizontal steel pipe has been increased to set up the butt piece between the inboard of horizontal pipe and fastener two, improved the pressure of fastener two and horizontal steel pipe, thereby improved the frictional force between horizon bar and fastener, guaranteed the safety of being connected.

Description

a wall piece

technical field

The utility model relates to the technical field of outer frame installation, in particular to a wall connecting piece.

Background technique

In order to ensure construction safety and provide operating space for workers at the construction site, an outer frame needs to be erected during the construction process.

In order to ensure the stability of the outer frame body, the outer frame body needs to be provided with connecting wall parts to connect with the main body of the structure, which are called connecting wall parts.

Fasteners are often used to connect the wall parts to the main body of the structure, and the connection bearing capacity is closely related to the fasteners.

When the bearing capacity is insufficient, it is often necessary to use double fasteners for connection, but during construction, only one fastener may be used for connection due to insufficient disclosure or worker's misoperation, resulting in potential safety hazards.

Utility model content

The technical problem to be solved by the utility model is to provide a wall connecting piece.

The solution adopted by the utility model to solve technical problems is:

A wall connecting piece, comprising vertical steel pipes connected to the main structure and arranged vertically, horizontal steel pipes arranged horizontally and connected to the outer frame, and connecting fasteners for connecting the horizontal steel pipes and the vertical steel pipes;

The connecting fastener includes fastener 1, fastener 2 hinged with fastener 1, a hemispherical hinge structure respectively connected to fastener 1 and fastener 2, and an abutment installed in fastener 2;

The axial length of the second fastener is twice the axial length of the first fastener.

Compared with the existing connecting fasteners, the axial length of the fastener two clamped with the horizontal steel pipe in the utility model will be greatly increased, so that the outer contact surface between the fastener two and the horizontal steel pipe will be greatly increased, thereby effectively The friction force between the fastener two and the horizontal steel pipe is improved, and by setting the abutting piece in the fastener two, the loss of bolt pre-tightening force when the fastener two is connected to the horizontal steel pipe is compensated by the assembly stress, so as to ensure that the fastener two and the horizontal steel pipe The reliability of the connection of the horizontal steel pipe prevents the second fastener from moving after being connected with the horizontal steel pipe.

In some possible implementations, in order to effectively realize the connection between the second fastener and the horizontal steel pipe;

The fastener 2 includes a base 2 connected to the hemispherical hinge structure, a buckle cover 2 hinged with the base 2 and forming a buckle chamber 2, and a locking bolt 2 for connecting the base 2 and the buckle cover 2; the locking Bolt 2 is arranged on the side of buckle chamber 2 away from its hinge point.

In some possible implementations, in order to effectively realize the installation of the abutment piece, the reliability of the connection between the horizontal steel pipe and the fastener two is ensured;

On the inner side of the base 2, a wedge-shaped groove 1 communicating with the buckle chamber 2 is provided. The wedge-shaped groove 1 is arranged along the axial direction of the fastener 2 and runs through both ends of the base along its axial direction.

In some possible implementations,

A wedge-shaped groove 2 communicated with the buckle chamber 2 is provided on the inner side of the buckle cover 2. The wedge-shaped groove 2 is arranged along the axial direction of the fastener 2 and runs through both ends of the buckle cover 2 along its axial direction.

In some possible implementations,

The abutting piece includes a steel wedge 1 installed in the wedge-shaped groove 1 and abutting against the outer surface of the horizontal steel pipe, and a steel wedge 2 installed in the wedge-shaped groove 2 and abutting against the outer surface of the horizontal steel pipe;

In some possible implementations, in order to enable the abutment to effectively realize the abutment with the fastener 2 and the horizontal steel pipe after assembly;

The first steel wedge and the second steel wedge have the same structure and a height of H, and the first wedge groove and the second wedge groove have the same structure and a height of h, where H>h.

In some possible implementations,

After the horizontal steel pipe is installed in the buckle chamber 2, the wedge-shaped groove 1 and the wedge-shaped groove 2 are arranged symmetrically.

In some possible implementations, in order to enable the buckle cover 2 to be effectively connected to the base 2;

The two locking bolts are at least two groups and arranged along the axial direction of the second fastener.

In some possible implementations, in order to ensure the effective connection of the fastener-vertical steel pipe;

The fastener one includes a base one connected with a hemispherical hinge, a buckle cover one hinged with the base one and forming a buckle chamber one, a locking bolt one for connecting the base one and the buckle cover one, and the locking bolt One is provided with the buckle chamber and one side away from its hinge point.

In some possible implementations,

The first fastener, the second fastener and the contact piece are made of malleable cast iron or cast steel.

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

The utility model increases the contact area between the second fastener and the horizontal steel pipe, thereby increasing the pressure between the second fastener and the horizontal steel pipe, thereby increasing the friction between the horizontal rod and the fastener, and ensuring the safety of the connection;

The utility model abuts between the assembled horizontal steel pipe and the second fastener. After the locking bolt 2 is screwed, through the abutment, the forklift assembly stress of the abutment compensates for the pre-set value of the locking bolt 2. Loss of tightening force, so as to ensure the reliability of the connection between the second fastener and the horizontal steel pipe;

The utility model has simple structure and strong practicability.

Description of drawings

Fig. 1 is the structural representation of connecting fastener among the utility model;

Fig. 2 is the structural representation of the utility model;

Fig. 3 is the top view of the utility model;

Fig. 4 is a structural schematic diagram of the abutment block in the utility model;

Among them: 1. Fastener 1; 11. Buckle cover 1; 12. Base 1; 13. Buckle chamber 1; 14. Locking bolt 1; 2. Fastener 2; 21. Buckle cover 2; 22. Base 2 23. Buckle chamber 2; 24. Locking bolt 2; 3. Hemispherical hinge; 4. Butt piece; 10. Vertical steel pipe; 20. Horizontal steel pipe.

Detailed ways

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrated; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two elements or the interaction relationship between two elements. The "first", "second" and similar words mentioned in this application do not indicate any order, quantity or importance, but are only used to distinguish different components. Likewise, words like "a" or "one" do not denote a limitation in number, but indicate that there is at least one. In the implementation of this application, "and/or" describes the association relationship of associated objects, indicating that there may be three types of relationships, for example, A and/or B, which may mean: A exists alone, A and B exist simultaneously, and B exists alone. three conditions. In the description of the embodiments of the present application, unless otherwise specified, "plurality" means two or more. For example, a plurality of positioning posts refers to two or more positioning posts. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

The utility model is described in detail below.

As shown in Figure 1-Figure 4:

A wall connecting piece, comprising a vertical steel pipe 10 connected to the main structure and arranged vertically, a horizontal steel pipe 20 arranged horizontally and connected to the outer frame, and a connecting fastener for connecting the horizontal steel pipe 20 and the vertical steel pipe 10;

The connecting fastener includes a fastener one 1, a fastener two 2 hinged with the fastener one 1, a hemispherical hinge 3 structure connected with the fastener one 1 and the fastener two 2 respectively, and a fastener installed in the fastener two 2 Contact piece 4;

The axial length of the second fastener 2 is twice the axial length of the first fastener 1 .

Compared with the existing connecting fasteners, the axial length of the fastener 2 2 clamped with the horizontal steel pipe 20 in the utility model will be greatly increased, so that the outer contact surface between the fastener 2 2 and the horizontal steel pipe 20 will be greatly increased , thereby effectively improving the friction between the fastener two 2 and the horizontal steel pipe 20, and by setting the abutment piece 4 in the fastener two 2, the bolt pre-set when the fastener two 2 is connected to the horizontal steel pipe 20 is compensated for by the assembly stress The tightening force is lost, thereby ensuring the reliability of the connection between the second fastener 2 and the horizontal steel pipe 20, and avoiding the situation that the second fastener 2 moves after being connected to the horizontal steel pipe 20.

In some possible implementations, in order to effectively realize the connection between the second fastener 2 and the horizontal steel pipe 20;

The fastener two 2 includes a base two 22 structurally connected with the hemispherical hinge 3, a buckle cover two 21 hinged with the base two 22 and forming a buckle chamber two 23, and a lock for connecting the base two 22 and the buckle cover two 21 Tighten the second bolt 24; the second locking bolt 24 is arranged on the side of the buckle chamber 2 23 away from its hinge point.

In some possible implementations, in order to effectively realize the installation of the abutment 4, the reliability of the connection between the horizontal steel pipe 20 and the fastener 2 is ensured;

On the inner side of the base 22 is provided a wedge-shaped groove 1 communicating with the buckle chamber 2 23 , the wedge-shaped groove 1 is arranged along the axial direction of the fastener 2 2 and runs through both ends of the base along its axial direction.

In some possible implementations,

On the inner side of the buckle cover 21, a wedge-shaped groove 2 communicated with the buckle chamber 23 is set. end.

In some possible implementations,

The abutting member 4 includes a steel wedge 1 installed in the wedge-shaped groove 1 and abutting against the outer surface of the horizontal steel pipe 20, and a steel wedge 2 installed in the wedge-shaped groove 2 and abutting against the outer surface of the horizontal steel pipe 20;

In some possible implementations, in order to enable the abutment member 4 to effectively realize the abutment with the two fasteners 2 and the horizontal steel pipe 20 after being assembled;

The first steel wedge and the second steel wedge have the same structure and a height of H, and the first wedge groove and the second wedge groove have the same structure and a height of h, where H>h.

In some possible implementations, in order to ensure a more uniform force on the horizontal steel pipe 20 at the abutment block;

After the horizontal steel pipe 20 is installed in the buckle chamber 2 23, the wedge-shaped groove 1 and the wedge-shaped groove 2 are arranged symmetrically.

In some possible implementations, in order to enable the buckle cover 21 to be effectively connected to the base 22;

The second locking bolts 24 are at least two groups and arranged along the axial direction of the second fastener 2 .

In some possible implementations, in order to ensure the effective connection of the fastener-1 vertical steel pipe 10;

The fastener one 1 includes a base one 12 connected to the hemispherical hinge 3, a buckle cover one 11 that is hinged with the base one 12 and forms a buckle chamber one 13, and is used for locking the base one 12 and the buckle cover one 11 Bolt one 14, the locking bolt one 14 is provided on the side of the buckle chamber one 13 away from its hinge point.

The buckle chamber one 13 is used to install the vertical steel pipe 10, and the base one 12 and the buckle cover one 11 are locked by the locking bolt one 14 to realize the vertical steel pipe 10 installed in the buckle chamber one 13 and the fastener one 1 will not move.

In some possible implementations,

The first fastener 1, the second fastener 2, and the contact piece 4 are made of malleable cast iron or cast steel.

When in use, first embed vertical steel pipes 10 in the main structure according to the layout requirements;

When the construction of the main structure floor reaches the point where the outer frame needs to be erected for construction, the outer frame shall be erected;

Install horizontal steel pipes 20 in the outer frame as required, and the horizontal steel pipes 20 and the vertical steel pipes 10 are set in one-to-one correspondence and connected by connecting fasteners;

When connecting the horizontal steel pipe 20 with the vertical steel pipe 10, the fastener one 1 is first clamped on the outside of the vertical steel pipe 10, since the fastener one 1 and the fastener two 2 are connected by a spherical hinge, the fastener two 2 is controlled to rotate Make buckle cover 21 and base 22 set on the outside of horizontal steel pipe 20, adopt locking bolt 2 24 to lock and connect buckle cover 2 21 and base 22; after locking, steel wedge 1 and steel wedge and respectively installed in wedge-shaped groove 1 and wedge-shaped groove 2, and knock them, so that steel wedge 1 and steel wedge 2 abut against the outer surface of horizontal steel pipe 20 respectively; Height, through the assembly stress to make up for the loss of bolt pre-tightening force, so as to ensure the reliability of the connection between the fastener and the steel pipe.

As shown in Figure 4, steel wedge 1 and steel wedge 2 include a triangular tip in section and a connecting portion connected to the tip; when installing, the tip will first enter wedge-shaped groove 1 or wedge-shaped groove 2; the tip The slope at the top will abut against the outer side of the horizontal steel pipe 20.

The utility model is not limited to the aforementioned specific embodiments. The utility model extends to any new feature or any new combination disclosed in this specification, as well as the steps of any new method or process or any new combination disclosed.

Claims (10)

1. A wall connecting piece, characterized in that it comprises a vertical steel pipe connected to the main structure and vertically arranged, a horizontal steel pipe connected horizontally with the outer frame, a connecting buckle for connecting the horizontal steel pipe and the vertical steel pipe pieces; The connecting fastener includes fastener 1, fastener 2 hinged with fastener 1, a hemispherical hinge structure respectively connected to fastener 1 and fastener 2, and an abutment installed in fastener 2; The axial length of the second fastener is twice the axial length of the first fastener. 2. A wall connecting piece according to claim 1, characterized in that, the fastener 2 comprises a base 2 connected to the hemispherical hinge structure, a buckle cover 2 hinged to the base 2 and forming the buckle chamber 2, The locking bolt 2 used to connect the base 2 and the buckle cover 2; the locking bolt 2 is arranged on the side of the buckle chamber 2 away from its hinge point. 3. A wall connecting piece according to claim 2, characterized in that, a wedge-shaped groove 1 communicating with the buckle chamber 2 is provided on the inner side of the base 2, and the wedge-shaped groove 1 is along the fastener. The second one is arranged axially and runs through both ends of the base along its axial direction. 4. A wall connecting piece according to claim 3, characterized in that, a wedge-shaped groove 2 communicating with the buckle chamber 2 is provided on the inner surface of the buckle cover 2, and the wedge-shaped groove 2 is along the fastener 2 The axial direction is arranged and runs through the two ends of the buckle cover 2 along its axial direction. 5. A wall connecting piece according to claim 4, characterized in that, the abutting piece includes a steel wedge 1 installed in the wedge-shaped groove 1 and abutting against the outer surface of the horizontal steel pipe, and installed in the wedge-shaped groove 2 And the steel wedge two abutting against the outer surface of the horizontal steel pipe. 6. A wall connecting piece according to claim 5, characterized in that, the first steel wedge and the second steel wedge have the same structure and are both of height H, and the first wedge-shaped groove and the second wedge-shaped groove have the same structure And the height is h, H>h. 7. A wall connecting piece according to claim 5, characterized in that, after the horizontal steel pipe is installed in the buckle chamber 2, the wedge-shaped groove 1 and the wedge-shaped groove 2 are arranged symmetrically. 8 . A wall connecting piece according to any one of claims 2-7 , characterized in that there are at least two sets of locking bolts 2 and they are arranged along the axial direction of the fastener 2 . 9. A wall connecting piece according to claim 8, characterized in that, said fastener comprises a base connected to a hemispherical hinge, a buckle cover hinged to the base and forming a buckle chamber 1, and For the locking bolt 1 connecting the base 1 and the buckle cover 1, the locking bolt 1 is provided with a buckle chamber 1 on a side away from its hinge point. 10. A wall connecting piece according to claim 1, characterized in that the first fastener, the second fastener and the abutting piece are made of malleable cast iron or cast steel.

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