CN213018235U

CN213018235U - Reducing connection structure of pipeline

Info

Publication number: CN213018235U
Application number: CN202021886246.0U
Authority: CN
Inventors: 顾海涛; 王春生
Original assignee: Henan Yuxi High Tech Co ltd
Current assignee: Henan Yuxi High Tech Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-20
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a reducing connection structure of pipeline, including connecting the body, the both ends that connect the body are first link and second link respectively, and first link and second link correspond first target pipeline and second target pipeline respectively, and first link diameter is greater than the diameter of second link, connect this internal correspondence first link reduces to the internal diameter between the second link gradually, first link is provided with connecting thread, the second link includes a butt joint passageway, be provided with axial locking piece and sealing member in the butt joint passageway. The beneficial effects of the above technical scheme are: the connecting thread that sets up can be with connecting body screwed connection to a target pipeline on, then realize fixing in inserting the butt joint passageway of second link with another target pipeline, realize linking together two different target pipelines of diameter, whole connection process need not rotate the pipeline, and it is more convenient to use.

Description

Reducing connection structure of pipeline

Technical Field

The utility model relates to a pipe connection technical field, concretely relates to reducing connection structure of pipeline.

Background

The pipeline can lead fluid substances to a specified position, and is a quick channel for transportation, and in the actual use process, because the flow requirements for transmitting each part are different, pipelines with different diameters can be used, the pipelines with different diameters need to be connected together, the two ends of the existing joint are both in threaded structures, the joint can be installed and fastened only by rotating the pipeline during installation, but some pipelines are difficult to rotate after being laid, and inconvenience is brought to connection of the joint.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a reducing connection structure of pipeline for it is more convenient to install.

The utility model provides a technical scheme be: the variable-diameter connecting structure of the pipeline comprises a connector body, wherein a first connecting end and a second connecting end are arranged at two ends of the connector body respectively and correspond to a first target pipeline and a second target pipeline respectively, the diameter of the first connecting end is larger than that of the second connecting end, the inner diameter of the connector body corresponding to the space between the first connecting end and the second connecting end is gradually reduced, connecting threads are arranged at the first connecting end, the second connecting end comprises a butt-joint channel, and an axial locking piece and a sealing piece are arranged in the butt-joint channel.

The beneficial effects of the above technical scheme are: the connecting thread that sets up can be with connecting body screwed connection to first target pipeline on, then realize fixing in inserting the butt joint passageway of second link with second target pipeline, realize linking together two different target pipeline of diameter, whole connection process need not rotate the pipeline, and it is more convenient to use.

Furthermore, the first connecting end is in a shape of a circular tube, and an internal thread matched with the first target pipeline is arranged inside the first connecting end.

Further, the butt joint passageway of second link is cylindrical space, the axial locking piece includes that circumference sets up the spring bolt at the second link inner wall, the spring bolt through supporting spring flexible set up in on the inner wall of second link, the outside of second link corresponds the spring bolt still is provided with the portion of holding, the spring bolt can submerge completely the inner wall of second link is in order to get into in the portion of holding. The cooperation of spring bolt and sealing member makes the sealed setting of second target pipeline can be sealed fast in the second link for first target pipeline and second target pipeline can realize sealed butt joint.

Further, the sealing element is positioned at the innermost end of the butt joint channel, and a clamping space for fixing the second target pipeline is formed between the sealing element and the lock tongue.

Further, the sealing element comprises a sealing ring, and a force application spring is arranged between the sealing ring and the innermost end of the butt joint channel. The stress application spring can improve the sealing degree of the second target pipeline, so that the joint body is connected more firmly.

Further, the inclined plane of the lock tongue faces to the opening of the butt joint channel. The spring bolt can be pressed into the accommodating part after the second target pipeline is inserted, so that the second target pipeline smoothly enters into the butt joint with the sealing piece.

Furthermore, 4-6 lock tongues are annularly arranged on the second connecting end. The plurality of locking tongues can increase the stability of the second target pipe connection.

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. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

fig. 2 is a schematic usage diagram of an embodiment of the present invention.

Reference numerals: the joint body 100, the first connection end 110, the second connection end 120, the docking channel 121, the receiving portion 122, the sealing member 200, the urging spring 210, the latch tongue 300, the support spring 310, the first target conduit 400, and the second target conduit 500.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-2, this embodiment provides a variable diameter connection structure of a pipeline, including a joint body 100, two ends of the joint body 100 are respectively a first connection end 110 and a second connection end 120, the first connection end 110 and the second connection end 120 respectively correspond to a first target pipeline 400 and a second target pipeline 500, a diameter of the first connection end 110 is greater than a diameter of the second connection end 120, an inner diameter of the joint body 100 corresponding to a distance between the first connection end 110 and the second connection end 120 gradually decreases, the first connection end 110 is provided with a connection thread, the second connection end 120 includes a connection channel 121, and an axial locking element and a sealing element 200 are disposed in the connection channel 121.

The connecting thread that sets up can be with connecting body 100 screwed connection to first target pipeline 400 on, then realize fixing in inserting the butt joint passageway 121 of second link 120 with second target pipeline 500, realize linking together two different target pipelines of diameter, whole connection process need not rotate the pipeline, and it is more convenient to use.

As another preferred embodiment, the first connection end 110 is in a shape of a circular tube, and the first connection end 110 is internally provided with an internal thread matching with the first target pipe 400.

As another preferred embodiment, the docking channel 121 of the second connection end 120 is a cylindrical space, the axial locking member includes a locking tongue 300 circumferentially disposed on the inner wall of the second connection end 120, the locking tongue 300 is telescopically disposed on the inner wall of the second connection end 120 through a support spring 310, an accommodating portion 122 is further disposed outside the second connection end 120 corresponding to the locking tongue 300, and the locking tongue 300 can be completely immersed into the inner wall of the second connection end 120 to enter the accommodating portion 122. The cooperation of the locking tongue 300 and the seal 200 enables the second target conduit 500 to be rapidly sealingly disposed in the second connection end 120 such that the first target conduit 400 and the second target conduit 500 can be sealingly abutted.

As another preferred embodiment, the sealing member 200 is located at the innermost end of the docking channel 121, and a clamping space for fixing the second target pipe 500 is formed between the sealing member 200 and the latch 300.

As another preferred embodiment, the sealing member 200 comprises a sealing ring, and a force spring 210 is disposed between the sealing ring and the innermost end of the docking channel 121. The urging spring 210 can improve the sealing degree of the second target pipe 500, so that the joint body 100 is more firmly connected.

As another preferred embodiment, the inclined surface of the latch tongue 300 faces the opening of the docking channel 121. After the second target pipe 500 is inserted, the latch 300 can be pressed into the receiving portion 122, so that the second target pipe 500 can smoothly enter and be abutted against the sealing member 200.

As another preferred embodiment, 4-6 locking tongues 300 are annularly arranged on the second connecting end 120. The plurality of locking tongues 300 can increase the stability of the connection of the second target pipe 500.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of description only and is not intended to be interpreted as indicating or implying any relative importance or implicit indication of the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral combinations thereof; may be an electrical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.

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 substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The variable-diameter connecting structure of the pipeline is characterized by comprising a connector body (100), wherein a first connecting end (110) and a second connecting end (120) are respectively arranged at two ends of the connector body (100), the diameter of the first connecting end (110) is larger than that of the second connecting end (120), the inner diameter of the connector body (100) corresponding to the space between the first connecting end (110) and the second connecting end (120) is gradually reduced, connecting threads are arranged on the first connecting end (110), the second connecting end (120) comprises a connecting channel (121), and an axial locking piece and a sealing piece (200) are arranged in the connecting channel (121).

2. The variable diameter connection structure of pipes according to claim 1, wherein the first connection end (110) is in a shape of a circular pipe, and an internal thread matched with the first target pipe (400) is arranged inside the first connection end (110).

3. The variable diameter connection structure of a pipeline according to claim 1 or 2, wherein the butt joint channel (121) of the second connection end (120) is a cylindrical space, the axial locking member includes a locking tongue (300) circumferentially disposed on the inner wall of the second connection end (120), the locking tongue (300) is telescopically disposed on the inner wall of the second connection end (120) through a support spring (310), the exterior of the second connection end (120) corresponds to the locking tongue (300) and is further provided with an accommodating part (122), and the locking tongue (300) can completely sink into the inner wall of the second connection end (120) to enter the accommodating part (122).

4. The variable diameter connection structure of a pipe according to claim 3, wherein the sealing member (200) is located at the innermost end of the butt channel (121), and a clamping space for fixing the second target pipe (500) is formed between the sealing member (200) and the locking tongue (300).

5. The reducing connection structure of a pipeline according to claim 4, wherein the sealing element (200) comprises a sealing ring, and a force spring (210) is arranged between the sealing ring and the innermost end of the butt joint channel (121).

6. The variable diameter connection structure of a pipe according to claim 3, wherein the inclined surface of the locking tongue (300) faces the opening of the butt channel (121).

7. The variable diameter connection structure of a pipeline according to claim 3, wherein 4-6 locking tongues (300) are annularly arranged on the second connection end (120).