CN220286683U - Pipe joint - Google Patents

Abstract

The present utility model provides a pipe joint comprising: the shell is internally provided with a first radial blocking wall, and the end part of the shell is provided with a pipe part for connecting a first pipeline; an inner tube having a first end aligned with the tube portion, the inner tube having a radial flange and a second end having a connection structure for connecting to a second conduit; the pressing ring is connected with the shell and provided with a second radial blocking wall; wherein the housing and/or the pressure ring has an annular abutment wall, the flange being axially limited by the first radial abutment wall and the second radial abutment wall, the flange being radially limited by the annular abutment wall. The utility model is convenient to install and convenient to dock.

Description

Pipe joint

Technical Field

The utility model relates to a pipeline joint, in particular to a pipeline joint which is convenient to install and convenient to butt joint.

Background

CN203082419U discloses a pipe joint structure of a wave hose, which is provided with threads at two ends of the pipe joint, wherein the threads at one end are connected with a cap to connect the hose, and the threads at the other end are connected with another pipe to realize the butt joint of the pipe and the hose. After the hose at one end is well docked in the docking process, the hose can rotate along with the nipple head when the hose at the other end is docked, so that docking is not facilitated.

Disclosure of Invention

In view of this, it is desirable to provide a pipe joint that is easy to install and that is easy to dock.

The utility model provides a pipe joint, which is characterized by comprising:

the shell is internally provided with a first radial blocking wall, and the end part of the shell is provided with a pipe part for connecting a first pipeline;

an inner tube having a first end aligned with the tube portion, the inner tube having a radial flange and a second end having a connection structure for connecting to a second conduit;

the pressing ring is connected with the shell and provided with a second radial blocking wall;

wherein the housing and/or the pressure ring has an annular abutment wall, the flange being axially limited by the first radial abutment wall and the second radial abutment wall, the flange being radially limited by the annular abutment wall.

Further, the clamping ring is detachably connected with the shell through a screw, and/or the clamping ring is detachably connected with the shell through a buckle structure.

Further, the shell is provided with a first positioning structure, the compression ring is provided with a second positioning structure, and the first positioning structure is matched with the second positioning structure to realize circumferential positioning of the shell and the compression ring.

Further, the housing has a first convex portion formed to protrude outward.

Further, a cavity part is formed in the shell at a position corresponding to the convex part, and the compression ring is provided with a second convex part which can be placed in the cavity part; and a screw hole for connecting the screw is formed at the second convex part, and/or a buckling part for realizing the buckling structure is formed at the second convex part.

Further, the connection of the second pipeline is achieved by a locking ring connecting the connection structure.

Further, a sealing ring is arranged at the first end of the inner tube.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides the shell and the pressure ring, the inner pipe is provided with the radial flange, the shell and/or the pressure ring is provided with the annular retaining wall, the flange is axially limited by the retaining wall and the pressure ring, the flange is radially limited by the annular retaining wall, after the second pipeline is connected, the shell can be rotated circumferentially, the inner pipe is kept still, the end part of the inner pipe is kept aligned with the pipe part of the shell, the shell is rotated circumferentially to realize the connection of the pipe part and the first pipeline, so that the first pipeline and the second pipeline are conveniently butted, the first pipeline cannot be twisted, and the pipeline joint is convenient to install.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. The connection relationships shown in the drawings are for convenience of clarity of description only and are not limiting on the manner of connection.

It is noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component, or intervening components may also be present. 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. It should also be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless otherwise specifically defined and limited; either mechanically or electrically, or by communication between two components. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

It should be further noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in FIG. 1, embodiments of the present utility model provide a pipe joint that is easy to install and easy to dock. In particular, the pipe joint of this embodiment includes an outer shell 10, an inner pipe 20, and a compression ring 30.

Wherein the housing 10 has a cavity 101, and the cavity 101 can accommodate the inner tube 20 and the pressure ring 30. The housing 10 has a pipe portion 11 at one end for connecting to the first pipe, and the pipe portion 11 is provided with a rotational connection structure 22111 for connecting to the first pipe, and the rotational connection structure 22111 may be a screw structure, for example. A first radial blocking wall 12 is disposed in the inner cavity of the housing 10, and the first radial blocking wall 12 may be an annular wall.

The first end of the inner tube 20 is aligned with the tube portion 11, and the first end of the inner tube 20 may further be provided with a sealing ring 40, where the sealing ring 40 is used for sealing the first pipe after the first pipe is butted with the inner tube 20. The inner tube 20 has a radial flange 21, the flange 21 may be annular, the second end of the inner tube 20 has a connection structure 22 for connecting the second pipe 100, the connection structure 22 may be a threaded structure, and the connection of the second pipe 100 may be achieved by connecting the connection structure 22 through a locking ring 50.

The pressure ring 30 has a second radial stop wall 31, the pressure ring 30 being detachably connected to the housing 10 by a connection, for example, the pressure ring 30 being detachably connected to the housing 10 by screws (not shown) and/or the pressure ring 30 being detachably connected to the housing 10 by a snap-on structure 35. The pressure ring 30 further has an annular abutment wall 32, the flange 21 being axially limited by the first radial abutment wall 12 and the second radial abutment wall 31, the flange 21 being radially limited by the annular abutment wall 32.

It will be appreciated that in other embodiments, the annular barrier 32 may also be provided separately on the housing 10, or may be provided on both the pressure ring 30 and the housing 10.

The present utility model provides the outer shell 10 and the pressure ring 30, the inner tube 20 is provided with a radial flange 21, the outer shell 10 and/or the pressure ring 30 is provided with an annular baffle wall 32, the flange 21 is axially limited by the baffle wall and the pressure ring 30, the flange 21 is radially limited by the annular baffle wall 32, after the second pipe 100 is connected, the outer shell 10 can be rotated circumferentially, the inner tube 20 is kept still, and the end part of the inner tube 20 is kept aligned with the pipe part 11 of the outer shell 10, and the connection of the pipe part 11 and the first pipe is realized by rotating the outer shell 10 circumferentially, so that the first pipe and the second pipe 100 are conveniently butted, the first pipe cannot be twisted, and the pipe joint itself is convenient to install.

The housing 10 has a first positioning structure 13 (preferably a positioning hole), the press ring 30 has a second positioning structure 33 (preferably a positioning column), and the first positioning structure 13 and the second positioning structure 33 cooperate to realize circumferential positioning of the housing 10 and the press ring 30, so as to facilitate docking of the housing 10 and the press ring 30.

The housing 10 has a first protrusion 14 formed to protrude outward, and the first protrusion 14 facilitates a user to screw the housing 10. A cavity 102 is formed in the housing 10 at a position corresponding to the protrusion, and the pressure ring 30 has a second protrusion 34 into which the cavity 102 can be inserted; screw holes 341 for connecting the screws are formed at the second protruding portions 34, and/or fastening portions for realizing the fastening structure are formed at the second protruding portions 34, and the first protruding portions 14 are not only convenient for a user to screw the housing 10, but also beneficial for forming a cavity 102 into which the second protruding portions 34 of the pressure ring 30 can be placed, and the presence of the second protruding portions 34 is convenient for configuring the screw holes 341 or the fastening portions thereon, so that the structure of the housing 10 and the pressure ring 30 is fully utilized.

In the description and claims of this application, the words "comprise/comprising" and the words "have/include" and variations thereof are used to specify the presence of stated features, values, steps, or components, but do not preclude the presence or addition of one or more other features, values, steps, components, or groups thereof.

Some features of the utility model, which are, for clarity of illustration, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, some features of the utility model, which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable combination in different embodiments.

The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (7)

1. A pipe joint, comprising:

the shell is internally provided with a first radial blocking wall, and the end part of the shell is provided with a pipe part for connecting a first pipeline;

an inner tube having a first end aligned with the tube portion, the inner tube having a radial flange and a second end having a connection structure for connecting to a second conduit;

the pressing ring is connected with the shell and provided with a second radial blocking wall;

wherein the housing and/or the pressure ring has an annular abutment wall, the flange being axially limited by the first radial abutment wall and the second radial abutment wall, the flange being radially limited by the annular abutment wall.

2. A pipe joint according to claim 1, wherein the pressure ring is detachably connected to the housing by means of screws and/or the pressure ring is detachably connected to the housing by means of snap-on structures.

3. The pipe coupling according to claim 2, wherein said housing has a first locating feature and said pressure ring has a second locating feature, said first locating feature cooperating with said second locating feature to effect circumferential location of said housing with said pressure ring.

4. The pipe coupling according to claim 2, wherein said housing has a first protrusion formed to protrude outward.

5. The pipe coupling according to claim 4, wherein a cavity is formed in the housing at a position corresponding to the protrusion, and wherein the pressure ring has a second protrusion that can be fitted into the cavity; and a screw hole for connecting the screw is formed at the second convex part, and/or a buckling part for realizing the buckling structure is formed at the second convex part.

6. The pipe joint according to claim 1, wherein the connection of the second pipe is achieved by a locking ring connecting the connection structure.

7. A pipe joint according to claim 1, wherein the first end of the inner pipe is provided with a sealing ring.