Butt joint mechanism for gas pipeline

Abstract

The utility model provides a butt joint mechanism for gas pipelines. The butt joint mechanism comprises a first semicircular clamp and a second semicircular clamp. One end of the first semicircular clamp is hinged to one end of the second semicircular clamp, a clamping groove is formed in the free end of the first semicircular clamp, and a rotatable buckle is arranged at the free end of the second semicircular clamp. According to the butt joint mechanism for the gas pipelines, axial alignment of the two gas pipelines can be rapidly achieved, and the butt joint mechanism has the advantages of being convenient and fast to operate and high in construction efficiency.

Description

Technical Field

[0001] The utility model belongs to the field of gas pipeline engineering, in particular to a docking mechanism for gas pipelines. Background Art

[0002] With the continuous expansion of urban construction, the laying area of ​​gas pipelines is also getting larger and larger. During the construction of gas pipeline projects, it is often necessary to connect two gas pipelines and perform welding or other fixed forms of connection. How to quickly connect the two gas pipelines and facilitate the next process operation is of great significance to improving the construction efficiency of gas pipeline projects. The existing docking operation of two gas pipelines is generally performed manually, and repeated adjustments are required to make the two gas pipelines basically axially aligned. It is time-consuming and labor-intensive, and the docking time is too long, which seriously affects the efficiency of gas project construction. Utility Model Content

[0003] In view of this, the utility model aims to overcome the defects in the prior art and proposes a docking mechanism for gas pipelines.

[0004] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0005] A docking mechanism for a gas pipeline comprises a first semicircular clamp and a second semicircular clamp; one end of the first semicircular clamp is hinged with one end of the second semicircular clamp, a clamping groove is provided at the free end of the first semicircular clamp, a rotatable buckle is provided at the free end of the second semicircular clamp, the first semicircular clamp and the second semicircular clamp can form a circular ring, and the buckle and the clamping groove are fixed in cooperation; a positioning seat is provided at the middle position of the first semicircular clamp and the middle position of the second semicircular clamp, a positioning column is provided at the positioning seat along the axial direction of the circular ring, and a positioning groove is provided at the positioning seat along the other axial direction of the circular ring; the shape of the top of the free end of the positioning column matches the shape of the positioning groove.

[0006] Furthermore, the top of the free end of the positioning column is in a frustum shape.

[0007] Furthermore, the buckle includes a rocker arm; one end of the rocker arm is fixed to the free end of the second semicircular clamp through a rotating shaft; the other end of the rocker arm is provided with a protrusion, which is fixed in cooperation with the clamping groove.

[0008] Furthermore, one end of the first semicircular clamp is hinged to one end of the second semicircular clamp via a rotating shaft.

[0009] Furthermore, the positioning column comprises a cylinder; one end of the cylinder is fixedly connected to the positioning seat, and the top of the other end of the cylinder is truncated cone-shaped.

[0010] Furthermore, the card slot is a rectangular through hole.

[0011] Furthermore, the edge of the card slot is provided with rounded corners.

[0012] Compared with the prior art, the docking mechanism for gas pipelines disclosed in the utility model has the following advantages:

[0013] First, the utility model discloses a docking mechanism for gas pipelines, which can quickly achieve axial alignment of two gas pipelines and has the characteristics of convenient operation and high construction efficiency.

[0014] Second, the docking mechanism for gas pipelines disclosed by the utility model has low manufacturing cost and can be reused, has very good economy, and is convenient for large-scale promotion and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0016] Figure 1 This is a first structural schematic diagram of a docking mechanism for a gas pipeline according to an embodiment of the utility model;

[0017] Figure 2 This is a second structural schematic diagram of a docking mechanism for a gas pipeline according to an embodiment of the utility model;

[0018] Figure 3 This is a partially enlarged schematic diagram of a docking mechanism for a gas pipeline according to an embodiment of the utility model;

[0019] Figure 4 This is a schematic diagram of a docking mechanism for a gas pipeline in use according to an embodiment of the utility model;

[0020] Description of reference numerals:

[0021] 1-first semicircular clamp; 11-slot; 2-second semicircular clamp; 21-buckle; 210-rocker arm; 211-protrusion; 3-positioning seat; 31-positioning column; 32-positioning slot; 4-rotating shaft; 5-gas pipeline. DETAILED DESCRIPTION

[0022] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0023] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and 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 therefore should not be understood as a limitation on the present invention.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0025] In the description of the present utility model, it should be further explained that the terms "first", "second", etc. are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more.

[0026] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0027] Embodiment 1, as Figures 1 to 4 As shown, a docking mechanism for a gas pipeline comprises a first semicircular clamp 1 and a second semicircular clamp 2; one end of the first semicircular clamp 1 is hinged to one end of the second semicircular clamp 2, a clamping groove 11 is provided at the free end of the first semicircular clamp 1, and a rotatable buckle 21 is provided at the free end of the second semicircular clamp 2, the first semicircular clamp 1 and the second semicircular clamp 2 can form a circular ring, and the buckle 21 is fixed with the clamping groove 11; a positioning seat 3 is provided at the middle position of the first semicircular clamp 1 and the middle position of the second semicircular clamp 2, the positioning seat 3 is provided with a positioning column 31 along the axial direction of the circular ring, and the positioning seat 3 is provided with a positioning groove 32 along the other axial direction of the circular ring; the shape of the top of the free end of the positioning column 31 matches the shape of the positioning groove 32.

[0028] In this embodiment, if Figures 1 to 4As shown, when two gas pipelines 5 need to be docked, the two gas pipelines 5 are respectively installed with a docking mechanism disclosed in the utility model, specifically: open the first semicircular clamp 1 and the second semicircular clamp 2 of a docking mechanism, and attach the docking mechanism to the port of the gas pipeline 5 to form a circular ring sleeved on the gas pipeline 5, and further rotate the buckle 21 to make the buckle 21 enter the groove 11 to complete the fixed connection of the first semicircular clamp 1 and the second semicircular clamp 2. At this time, the docking mechanisms on the two gas pipelines 5 are arranged relatively to each other, and the two positioning posts 31 on one of the docking mechanisms face the two positioning grooves 32 on the other docking mechanism. At this time, the operator guides the two positioning posts 31 to gradually enter the two positioning grooves 32. Since the shape of the top of the free end of the positioning post 31 matches the shape of the positioning groove 32, the positioning groove 32 plays a role in adjusting the axial position relationship of the two gas pipelines 5 during the process of the positioning post 31 entering the positioning groove 32. When the two positioning posts 31 completely enter the positioning groove 32, the two gas pipelines 5 are coaxially arranged to complete the docking, and the next process operation can be carried out. Finally, the two buckles 21 are opened to remove the two docking mechanisms.

[0029] Embodiment 2, as Figure 2 As shown, the top of the free end of the positioning column 31 is in the shape of a truncated cone.

[0030] In this embodiment, the truncated cone-shaped positioning column 31 matches the truncated cone-shaped positioning groove 32 in shape.

[0031] The positioning column 31 and the positioning groove 32 are symmetrically arranged on the positioning seat 3, and the positioning column 31 and the positioning groove 32 are coaxially arranged. This design enables the docking mechanism to be installed on the port of the gas pipeline in the desired installation direction according to the use requirements.

[0032] Embodiment three, as Figure 2 and Figure 3 As shown, the buckle 21 includes a rocker arm 210; one end of the rocker arm 210 is fixed to the free end of the second semicircular clamp 2 through the rotating shaft 4; the other end of the rocker arm 210 is provided with a protrusion 211, and the protrusion 211 is fixed in cooperation with the slot 11.

[0033] In this embodiment, if Figure 1 As shown, one end of the first semicircular clamp 1 is hinged to one end of the second semicircular clamp 2 via a rotating shaft 4.

[0034] In this embodiment, if Figure 2 As shown, the positioning column 31 includes a cylinder; one end of the cylinder is fixedly connected to the positioning seat 3, and the top of the other end of the cylinder is a truncated cone.

[0035] In this embodiment, if Figure 2 As shown, the card slot 11 is a rectangular through hole.

[0036] In this embodiment, if Figure 2 As shown, the edge of the card slot 11 is provided with rounded corners.

[0037] In this embodiment, if Figure 2 and Figure 3 As shown, the rounded corners of the slot 11 are provided to facilitate the entry of the protrusion 211 on the buckle 21 .

[0038] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A docking mechanism for a gas pipeline, characterized in that: The invention comprises a first semicircular clamp (1) and a second semicircular clamp (2); one end of the first semicircular clamp (1) is hinged to one end of the second semicircular clamp (2); a clamping groove (11) is provided at the free end of the first semicircular clamp (1); a rotatable buckle (21) is provided at the free end of the second semicircular clamp (2); the first semicircular clamp (1) and the second semicircular clamp (2) can form a circular ring; the buckle (21) is fixedly matched with the clamping groove (11); a positioning seat (3) is provided at the middle position of the first semicircular clamp (1) and the middle position of the second semicircular clamp (2); a positioning column (31) is provided at the middle position of the first semicircular clamp (1) and the second semicircular clamp (2); a positioning column (31) is provided at the middle position of the positioning seat (3) along the axial direction of the circular ring; a positioning groove (32) is provided at the other axial direction of the circular ring; the top shape of the free end of the positioning column (31) matches the shape of the positioning groove (32).

2. A docking mechanism for a gas pipeline according to claim 1, characterized in that: The top of the free end of the positioning column (31) is in the shape of a truncated cone.

3. A docking mechanism for a gas pipeline according to claim 1, characterized in that: The buckle (21) comprises a rocker arm (210); one end of the rocker arm (210) is fixed to the free end of the second semicircular clamp (2) via a rotating shaft (4); the other end of the rocker arm (210) is provided with a protrusion (211), and the protrusion (211) is fixed in cooperation with the clamping groove (11).

4. A docking mechanism for a gas pipeline according to claim 1, characterized in that: One end of the first semicircular clamp (1) and one end of the second semicircular clamp (2) are hingedly connected via a rotating shaft (4).

5. A docking mechanism for a gas pipeline according to claim 1, characterized in that: The positioning column (31) comprises a cylinder; one end of the cylinder is fixedly connected to the positioning seat (3), and the top of the other end of the cylinder is in a truncated cone shape.

6. A docking mechanism for a gas pipeline according to claim 1, characterized in that: The card slot (11) is a rectangular through hole.

7. A docking mechanism for a gas pipeline according to claim 6, characterized in that: The edge of the card slot (11) is provided with rounded corners.

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