CN211501933U

CN211501933U - Pipeline joint with good sealing performance

Info

Publication number: CN211501933U
Application number: CN201922352999.7U
Authority: CN
Inventors: 吴元超
Original assignee: Zhuhai Hengqin Pusi Wisdom Technology Co ltd
Current assignee: Zhuhai Hengqin Pusi Wisdom Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-15
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a pipeline joint with good sealing, which comprises a first pipeline head, wherein a mounting cavity is arranged inside one end of the first pipeline head, a first limiting groove is arranged at one end of the mounting cavity, a first groove is annularly arranged at the middle of one end of the first limiting groove, the other end of the first limiting groove is connected with a second limiting groove, a second groove is annularly arranged at the middle of one end of the second limiting groove, the other end of the second groove is connected with the second pipeline head, the pipeline joint with good sealing is characterized in that a T-shaped mounting cavity is arranged at one end of the first pipeline head, a first groove and a second groove are annularly arranged between the first limiting groove and one end of the second limiting groove respectively, when the joint is connected, a first waterproof sealing ring at one end of the first screwing head is tightly abutted against the first groove, and a second waterproof sealing ring at one end of the second screwing head is tightly abutted against the second groove, until the third watertight sealing ring is completely clamped into the clamping groove, the T-shaped mounting head and the mounting cavity enable the whole joint structure to be stable.

Description

Pipeline joint with good sealing performance

Technical Field

The utility model relates to a pipe joint, in particular to well-sealed pipe joint belongs to pipeline sealing equipment technical field.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Along with the continuous development of pipeline connection technology, people also continuously improve the convenience requirement of pipeline connection, wherein the pipe connector mostly uses structures such as quick connection joints, and the pipeline threaded connection joint is one of the existing pipeline connection joints and is commonly used on hard metal pipelines.

The existing pipeline joint structure is too simple, the pressure resistance, the sealing performance and the shock resistance of a single-layer sealing structure of most pipeline joints are not ideal, and when the ambient temperature where the pipeline joint is located changes cold and hot, the pipeline joint of the traditional single-layer sealing structure is easy to leak water. We have therefore improved this and have proposed a pipe joint which seals well.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed good pipe joint to solve the traditional pipe joint structure that provides in the above-mentioned background art and too simple, most pipe joint's individual layer seal structure's crushing resistance, leakproofness and shock resistance are all unsatisfactory, and when the ambient temperature that pipe joint is located takes place the changes of cold and hot, the problem of leaking appears easily in its individual layer seal structure's pipe joint.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sealed good pipe joint, includes first pipeline head, the inside installation cavity that is provided with in first pipeline head one end, first spacing groove has been seted up to installation cavity one end, first spacing groove one end intermediate ring is equipped with first recess, the first spacing groove other end links to each other with the second spacing groove, second spacing groove one end intermediate ring is equipped with the second recess, the second recess other end links to each other with second pipeline head, fixedly connected with installation head in the middle of the first end of second pipeline, installation head one end is provided with the first head that sticiss soon that corresponds with first spacing groove, the first head that screws in the middle of the first end laminating have the first waterproof sealing circle that links to each other with first recess, the installation head other end is equipped with the second and screws the head fixed, the second screws in the middle of the first end laminating have the second waterproof sealing circle that links to each other with the second recess.

As the utility model discloses a preferred technical scheme, installation cavity other end avris ring is equipped with the joint groove, the laminating of second pipeline head one end edge side has the third waterproof sealing circle that links to each other with the joint groove.

As a preferred technical scheme of the utility model, first internal thread and second internal thread have been seted up respectively to first spacing inslot wall and second spacing inslot wall.

As a preferred technical scheme of the utility model, first head and the second of screwing are screwed the first outside and are equipped with first external screw thread and the second external screw thread that corresponds with first internal thread and second internal thread respectively.

As a preferred technical scheme of the utility model, first spacing inslot wall and second spacing groove are the T type form of putting through each other.

As an optimal technical scheme of the utility model, the second pipeline head is screwed tight first and second with first and is screwed tight head and integrated into one piece structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a well sealed pipe joint has the sealing performance superiorly, prevents to connect the advantage that warp the damage, in concrete use, compare with traditional pipe joint, the utility model discloses a first spacing groove and the second spacing groove of T type structure are seted up to first pipeline end to encircle respectively in the middle of first spacing groove and second spacing groove one end and establish first recess and second recess, when connecting continuously, the first waterproof sealing washer of first tight head one end closely contradicts with first recess, and the second waterproof sealing washer of second tight head one end closely contradicts with the second recess, blocks into the joint groove completely until third waterproof sealing washer, and the installation head and the installation cavity of T type form make and connect overall structure firm, non-deformable, highly sealed, the dismouting is simple and easy.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a first pipeline head structure of the present invention;

fig. 3 is a schematic view of a second pipeline head structure according to the present invention;

in the figure: 1. a first pipe head; 2. a mounting cavity; 3. a clamping groove; 4. a mounting head; 5. a second pipe head; 6. a first groove; 7. a first limit groove; 8. a first internal thread; 9. a second groove; 10. a second limit groove; 11. a second internal thread; 12. a first screwing head; 13. a first waterproof seal ring; 14. a first external thread; 15. a second waterproof seal ring; 16. a second screwing head; 17. a second external thread; 18. and a third waterproof sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-3, the present invention provides a pipe joint with good sealing performance, which comprises a first pipe head 1, a mounting cavity 2 is disposed inside one end of the first pipe head 1, a first limiting groove 7 is disposed at one end of the mounting cavity 2, a first groove 6 is disposed around one end of the first limiting groove 7, the other end of the first limiting groove 7 is connected to a second limiting groove 10, a second groove 9 is disposed around one end of the second limiting groove 10, the other end of the second groove 9 is connected to a second pipe head 5, a mounting head 4 is fixedly connected to one end of the second pipe head 5, a first tightening head 12 corresponding to the first limiting groove 7 is disposed at one end of the mounting head 4, a first waterproof sealing ring 13 connected to the first groove 6 is attached to one end of the first tightening head 12, a second tightening head 16 is disposed at the other end of the mounting head 4 for fixing, and a second waterproof sealing ring 15 connected with the second groove 9 is attached to the middle of one end of the second screwing head 16.

Preferably, 2 other end avris rings of installation cavity are equipped with

joint groove

3, 5 one end avris of second pipeline head has the third watertight seals 18 that links to each other with joint groove 3 to laminate, avoids the connection port outside of first pipeline head 1 and second pipeline head 5 to leak.

Preferably, the inner wall of the first limiting groove 7 and the inner wall of the second limiting groove 10 are respectively provided with a first internal thread 8 and a second internal thread 11, so that the connection with the mounting head 4 is facilitated.

Preferably, the first screwing head 12 and the second screwing head 16 are respectively provided with a first external thread 14 and a second external thread 17 corresponding to the first internal thread 8 and the second internal thread 11 at the outer sides, and the double-thread connection is fastened and the disassembly and the assembly are convenient.

Preferably, the inner wall of the first limiting groove 7 and the second limiting groove 10 are in a T shape and a plurality of connection ports, which are mutually communicated, so that when the ambient temperature where the pipeline joint is located changes in cold and hot states, the situation of water leakage and deformation is not easy to occur.

Preferably, the second pipeline head 5, the first screwing head 12 and the second screwing head 16 are of an integrally formed structure, and the structural strength is high.

When specifically using, the utility model relates to a sealed good pipe joint, sealing performance is superior, prevent to connect the advantage of deformation damage, through first spacing groove 7 and the second spacing groove 10 of seting up T type structure in first pipeline head 1 one end, and encircle respectively in the middle of first spacing groove 7 and second spacing groove 10 one end and establish first recess 6 and second recess 9, when connecting continuously, first waterproof sealing circle 13 of first tight head 12 one end closely contradicts with first recess 6, second waterproof sealing circle 15 and the second recess 9 of second tight head 16 one end closely contradict, until third waterproof sealing circle 18 card income joint groove 3 completely, the installation head 4 and the installation cavity 2 of T type form make and connect overall structure firm, non-deformable, high sealing, the dismouting is simple and easy, excellent in use effect, be worth extensively promoting.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pipeline joint with good sealing performance comprises a first pipeline head (1) and is characterized in that a mounting cavity (2) is arranged inside one end of the first pipeline head (1), a first limiting groove (7) is formed in one end of the mounting cavity (2), a first groove (6) is annularly arranged in the middle of one end of the first limiting groove (7), the other end of the first limiting groove (7) is connected with a second limiting groove (10), a second groove (9) is annularly arranged in the middle of one end of the second limiting groove (10), the other end of the second groove (9) is connected with a second pipeline head (5), a mounting head (4) is fixedly connected in the middle of one end of the second pipeline head (5), a first screwing head (12) corresponding to the first limiting groove (7) is arranged at one end of the mounting head (4), a first waterproof sealing ring (13) connected with the first groove (6) is attached to the middle of one end of the first screwing head (12), the other end of the mounting head (4) is provided with a second screwing head (16) for fixation, and a second waterproof sealing ring (15) connected with a second groove (9) is attached to the middle of one end of the second screwing head (16).

2. A well-sealed pipe joint according to claim 1, wherein: the installation cavity (2) other end avris ring is equipped with joint groove (3), the laminating of second pipeline head (5) one end avris has third watertight seals (18) that link to each other with joint groove (3).

3. A well-sealed pipe joint according to claim 1, wherein: and a first internal thread (8) and a second internal thread (11) are respectively arranged on the inner wall of the first limiting groove (7) and the inner wall of the second limiting groove (10).

4. A well-sealed pipe joint according to claim 1 or 3, wherein: and a first external thread (14) and a second external thread (17) which correspond to the first internal thread (8) and the second internal thread (11) are respectively arranged on the outer sides of the first screwing head (12) and the second screwing head (16).

5. A well-sealed pipe joint according to claim 1, wherein: the inner wall of the first limiting groove (7) and the second limiting groove (10) are in a T shape communicated with each other.

6. A well-sealed pipe joint according to claim 1, wherein: the second pipeline head (5), the first screwing head (12) and the second screwing head (16) are of an integrated structure.