CN221504232U

CN221504232U - Assembled clamping and pressing pipe fitting connecting structure

Info

Publication number: CN221504232U
Application number: CN202323455373.1U
Authority: CN
Inventors: 秦召玉; 刘传帅; 夏传荣; 杨庆林; 赵遵哲; 田会成
Original assignee: Meide Yachang Jinan Pipe Industry Co ltd
Current assignee: Meide Yachang Jinan Pipe Industry Co ltd
Priority date: 2023-12-15
Filing date: 2023-12-15
Publication date: 2024-08-09
Anticipated expiration: 2033-12-15

Abstract

The utility model discloses an assembled clamping and pressing pipe fitting connecting structure which comprises a first connector, a second connector and a connecting piece, wherein the first connector and the second connector are both in rotary connection with the connecting piece; the first connector, the second connector and the connecting piece are connected in a conducting way, one end of the connecting piece is connected with the free end of the first connector through an annular flange, and the other end of the connecting piece is connected with the free end of the second connector through threads; the sealing gasket is arranged between the first connector and the second connector, the first connector free end is provided with a first end, the second connector free end is provided with a second end, the first end and the second end are both planar structures, and the two planar structures are in close contact with the sealing gasket. The technical problem that in the prior art, when the clamping pipe fitting is maintained and replaced in the tail end area of the pipeline, the tail end area of the pipeline needs to be cut off and then the construction is carried out again is solved.

Description

Assembled clamping and pressing pipe fitting connecting structure

Technical Field

The utility model relates to the technical field of pipe fittings for pipe connection, in particular to an assembled clamping and pressing pipe fitting connection structure.

Background

The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.

Along with the increasing maturity and progress of the clamping pipe fitting technology, the construction and installation efficiency and the environmental protection advantages of the clamping pipe fitting are fully exerted, and the maca pipe fitting is gradually replaced by the clamping pipe fitting. Currently, market share of clamping and pressing pipe fittings such as carbon steel single clamps, carbon steel double clamps, stainless steel single clamps, stainless steel double clamps, tooth ring clamping and pressing and the like in the fields of fire fighting, fuel gas, heating ventilation, water drainage and the like is gradually rising.

In the construction process, the pipe is connected through the clamping pipe fitting, and the construction is relatively simple. However, when the end region of the pipeline is maintained and replaced, the end region of the pipeline needs to be cut off and then re-constructed, which not only increases the difficulty of construction, but also causes material waste.

Disclosure of utility model

Aiming at the defects existing in the prior art, the embodiment of the utility model aims to provide an assembled clamping and pressing pipe fitting connecting structure so as to solve the problems of difficult construction and material waste when the tail end of a pipeline is replaced.

In order to achieve the above object, the embodiment of the present utility model provides the following technical solutions:

The utility model provides an assembled card presses pipe fitting connection structure, includes first joint, second joint and connecting piece, and first joint and second joint all are connected with the connecting piece rotation; the first connector, the second connector and the connecting piece are connected in a conducting way;

one end of the connecting piece is connected with the free end of the first joint through an annular flange, and the other end of the connecting piece is connected with the free end of the second joint through threads;

The sealing gasket is arranged between the first connector and the second connector, the first connector free end is provided with a first end, the second connector free end is provided with a second end, the first end and the second end are both planar structures, and the two planar structures are in close contact with the sealing gasket.

The existing pipeline is connected in a clamping and pressing mode, the using amount of the connecting mode is gradually increased, however, the tail end area of the pipeline can only be cut off and then the pipeline can be constructed again when the clamping and pressing connection is carried out due to the fact that the clamping and pressing joint is connected with the pipeline, the construction difficulty is high, and the material is wasted. According to the utility model, the pipeline end region of the clamping pipe fitting is replaced by the movable joint, after the joints are aligned, the distance between the first joint and the second joint can be shortened by only rotating the connecting piece, the sealing gasket is pressed, and the sealing connection of the pipeline end pipe fitting is realized.

Simultaneously, first tip and second tip are planar structure, set up sealed pad between the joint tip, make the installation of sealed pad more convenient, and easy to operate prevents that sealed pad from installing not in place and causing the not tight problem of seal.

In some embodiments, the first end is provided with an outwardly extending annular flange and the connector is provided with an inwardly extending annular flange at one end, the first connector and the connector being connected by the annular flange. The first connector is gradually driven to approach the second connector by rotating the connecting piece, and the sealing gasket is tightly pressed to form sealing connection.

In some embodiments, the outer wall of the free end of the second joint is provided with external threads, and one end of the connecting piece is provided with internal threads; the second joint and the connecting piece are connected through threads. According to the utility model, the threads are transferred onto the connecting piece, the distance between the two connectors is shortened by rotating the connecting piece, the second connector and the pipe fitting connected with the second connector are not required to be rotated, and the operation is simpler.

In some embodiments, the inner diameter of the first end is the same as the inner diameter of the second end, and the inner diameter of the gasket is the same as the inner diameter of the first end.

In some embodiments, the first joint and the second joint are both coated with a rust inhibitive coating.

In some embodiments, the connector is coated with a rust inhibitive coating.

In some embodiments, the gasket is made of an elastic material, and the first end and the second end squeeze the gasket, and the gasket is elastically deformed.

In some embodiments, an operation part is integrally connected to the outer wall of the connecting piece, and the operation part has an equilateral hexagon structure.

In some embodiments, an operation part is integrally connected to the outer wall of the pipeline of the second joint, and the operation part has an equilateral hexagon structure.

In some embodiments, the first joint connects a straight joint, an elbow, a tee, or more than tee, a multiple diverter joint fitting, and the second joint connects a fitting to be installed.

One or more technical solutions provided in the embodiments of the present utility model at least have the following technical effects or advantages:

1. According to the utility model, the clamping joint at the tail end of the pipeline is replaced by the clamping pipe fitting connecting structure, so that the operation is simple, the pipeline can be connected without complex equipment, the connection is firm, the maintenance is not needed, and the replacement of the tail end pipeline can be realized only by rotating the connecting piece.

2. When the pipeline is replaced, the sealing gasket is only required to be placed in the connecting piece, the two joints are aligned, the pipeline replacement can be realized by rotating the connecting piece, the sealing ring is not easy to misplace, and the heavy tail end pipeline is not required to be rotated, so that the construction difficulty is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

Fig. 1 is a schematic structural diagram of an assembled clamping pipe connection structure according to an embodiment of the present utility model;

In the figure: 1. a first joint; 2. a second joint; 3. a connecting piece; 4. a first end; 5. a second end; 6. a first annular flange; 7. a second annular flange; 8. a sealing gasket; 9. an operation unit; 10. a joint pipe fitting; 11. an internal thread; 12. an external thread;

The mutual spacing or dimensions are exaggerated for the purpose of showing the positions of the various parts, and the schematic illustrations are used for illustration only.

Detailed Description

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.

Term interpretation section: the terms "mounted," "connected," "secured," and the like in the present utility model are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the terms "mechanically coupled" and "directly coupled" may be used interchangeably to refer to either a mechanical coupling, an indirect coupling via an intermediary, an internal coupling of two elements, or an interaction of two elements, as would be understood by one of ordinary skill in the art, and the terms are to be understood in the specific sense of the present utility model as appropriate.

As described in the background art, in the prior art, when the clamping pipe fitting is maintained and replaced in the end region of the pipeline, the end region of the pipeline needs to be cut off and then re-constructed, which not only increases the difficulty of construction, but also causes material waste.

As shown in fig. 1, an embodiment of the present utility model describes a connection structure of an assembled clamping pipe, which includes a first connector 1, a second connector 2 and a connecting piece 3, wherein the first connector 1, the second connector 2 and the connecting piece 3 are connected in a conductive manner; specifically, one end of the first joint 1 is connected with a joint pipe fitting 10, preferably a clamping joint, the other end is a free end, the free end is fixedly provided with a first end part 4, and the first end part 4 is fixedly connected with a first annular flange 6 which extends outwards; one end of the second joint 2 is connected with a pipe fitting to be connected, a second end 5 is integrally arranged at the free end of the other end of the second joint 2, and an external thread 12 is arranged on the outer wall of the free end; one end of the connecting piece 3 is fixedly connected with a second annular flange 7 extending inwards, and the other end is provided with an internal thread 11; the connecting piece 3 cup joints on first joint 1, and the internal diameter of the first annular flange 6 of first joint 1 is greater than the external diameter of the second annular flange 7 of connecting piece 3, and first joint 1 and connecting piece 3 are connected through annular flange mutual butt, prevent that connecting piece 3 from droing, and connecting piece 3 can rotate on first joint 1, and second joint 2 and connecting piece 3 pass through threaded connection, form sealed pair.

The first end 4 of the first joint 1 and the second end 5 of the second joint 2 are of planar structures, a sealing gasket 8 is arranged between the first joint 1 and the second joint 2, the sealing gasket 8 is in close contact with the planar structures of the first end 4 and the second end 5, when the clamping and pressing pipe connection structure is connected, the connecting piece 3 and the second joint 2 are connected in a rotating mode, the first end 4 and the second end 5 are gradually close to each other, the sealing gasket 8 is pressed, elastic deformation occurs under the pressure of the two joint ends, and the sealing gasket 8 is in close contact with the planar structures of the first end 4 and the second end 5, so that sealing connection of the two joints is achieved.

In some embodiments, the inner diameters of the first end 4, the second end 5, and the gasket 8 are all the same, and the outer diameters of the first end 4, the second end 5, and the gasket 8 are all the same.

In some embodiments, the outer walls of the first joint 1, the second joint 2 and the connection 3 are coated with a rust-resistant coating to prevent rust on the pipe.

In some embodiments, the gasket 8 is made of an elastic material such as rubber, polytetrafluoroethylene, etc., and the gasket 8 is elastically deformed by pressing the gasket 8 when the first end portion 4 and the second end portion 5 come close to each other gradually.

In some embodiments, the outer wall of the connecting piece 3 and the outer wall of the pipeline of the second joint 2 are uniformly connected with the operation part 9 with an equilateral hexagon structure, and when the operation is performed, the operation part 9 with the hexagon structure of the second joint 2 is fixed, and the connecting piece 3 is driven to rotate by rotating the operation part 9, so that the connection is completed.

In some embodiments, the first joint 1 may be connected to a straight joint, elbow, tee or more than tee joint fitting 10 and the second joint 2 to a fitting to be installed.

When the clamping and pressing pipe fitting is used for connection, the operation part 9 of the hexagonal structure of the second joint 2 is fixed, the plane of the first end part 4 and the plane of the second end part 5 are gradually close by rotating the operation part 9 of the outer wall of the connecting piece 3, the extrusion force is applied to the sealing gasket 8, and the sealing gasket 8 is tightly contacted with the first end part 4 and the second end part 5, so that the sealing connection of the clamping and pressing pipe fitting and the tail end pipeline is realized.

While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.

Claims

1. The utility model provides an assembled card presses pipe fitting connection structure, includes first joint, second joint and connecting piece, and first joint and second joint all are connected with the connecting piece rotation; the first connector, the second connector and the connecting piece are connected in a conducting way; it is characterized in that the method comprises the steps of,

2. The fitting type crimp tubing connection of claim 1, wherein the first end portion is provided with an outwardly extending annular flange, and wherein the connector is provided with an inwardly extending annular flange at one end, and wherein the first connector and the connector are connected by the annular flange.

3. The fitting type clamping and pressing pipe connection structure according to claim 1, wherein the outer wall of the free end of the second joint is provided with external threads, and one end of the connecting piece is provided with internal threads; the second joint and the connecting piece are connected through threads.

4. The fitting type crimp tubing connection of claim 1, wherein the inner diameter of the first end is equal to the inner diameter of the second end, and the inner diameter of the gasket is equal to the inner diameter of the first end.

5. The fitting type crimp tubing connection of claim 1, wherein the first and second connectors are each coated with a rust resistant coating.

6. The fitting type crimp tubing connection of claim 1, wherein the connector is coated with a rust resistant coating.

7. The fitting type crimp tubing connection of claim 1, wherein the gasket is made of an elastomeric material.

8. The fitting type clamping and pressing pipe connection structure according to claim 1, wherein an operation portion is integrally connected to the outer wall of the connection member, and the operation portion is of an equilateral hexagon structure.

9. The fitting type clamping and pressing pipe connection structure according to claim 1, wherein an operation portion is integrally connected to the outer wall of the pipe of the second joint, and the operation portion is of an equilateral hexagon structure.

10. The fitting-type clamping and pressing pipe fitting connecting structure according to claim 1, wherein the first joint is connected with a straight joint, an elbow, a tee joint or a plurality of paths of water knockout pipe fittings above the tee joint, and the second joint is connected with a pipe fitting to be installed.