CN220037799U - Novel quick connector for pipeline - Google Patents

Abstract

The utility model belongs to the field of pipeline connection, and discloses a novel quick connector for a pipeline, which comprises a male connector and a female connector, wherein the female connector comprises a connector body, a buckle sleeve and a locking assembly, one end of the connector body is provided with a conical socket, one end of the buckle sleeve, which is inserted into the conical socket, is provided with a conical claw, the inner surface of the conical claw is provided with a limit bulge, and the locking assembly is positioned between the buckle sleeve and the connector body and is rotationally arranged on the end surface of the conical socket and used for controlling one end of the buckle sleeve, which is far away from the connector body, to enable the buckle sleeve to shrink under the extrusion of the conical socket; the male connector is inserted in the buckle sleeve, and an annular groove matched with the limit protrusion is arranged on the male connector. According to the utility model, the arc-shaped locking piece is pressed between the connector body and the buckle sleeve, so that the conical claw contracts under the action of the conical socket of the connector body, and the male connector is further hooped; and after the locking piece is pressed in, the end part of the locking piece is not completely exposed, so that the problem that the locking piece is pulled out accidentally due to external factors is avoided.

Description

Novel quick connector for pipeline

Technical Field

The utility model relates to the field of pipeline connection, in particular to a novel quick connector for a pipeline.

Background

As a transport device, a pipe is widely used as a device for transporting gas, liquid or fluid with solid particles, and is widely known in daily life and industrial production. In some pipeline connection, two pipelines are connected by adopting a threaded or welded mode, and the connection mode is inconvenient for overhauling various elements and equipment on the subsequent pipelines. In order to realize quick separation after two pipelines are installed, quick connectors are applied to some occasions in the prior art, and the quick connectors are connectors which can realize connection or disconnection of pipelines without tools.

The existing quick connector comprises: chinese patent application number CN202221054710.9 discloses a pipeline quick-operation joint, is provided with two handle installation positions with penetrating on the lateral wall of female link, and two locking handles are rotatably installed in the handle installation position with locking portion, are provided with the locking groove with the indent on the lateral wall of male link, through rotating the locking handle on the female link, can make locking portion embedding in the locking groove, realize the connection of two pipelines. After the locking handle of the quick connector is locked, the locking handle is exposed and is easy to be pulled open due to various unexpected factors, so that the problem of connection failure is solved, and therefore, the two locking handles are connected together in some scenes, and when the connector needs to be separated, the two locking handles connected together are required to be separated, so that the operation is troublesome.

Based on the above, the utility model provides a novel quick connector for a pipeline.

Disclosure of Invention

The utility model aims to solve the technical problems existing in the prior art. Therefore, the utility model provides a novel quick connector for a pipeline.

The technical scheme adopted for solving the technical problems is as follows:

the novel quick connector for the pipeline comprises a male connector and a female connector; the female connector comprises a connector body, a buckling sleeve and a locking assembly, wherein a conical socket is arranged at one end of the connector body, one end of the buckling sleeve, which is inserted into the conical socket, is provided with a conical claw, the inner surface of the conical claw is provided with a limiting protrusion, and the locking assembly is positioned between the buckling sleeve and the connector body and is rotationally arranged on the end surface of the conical socket and used for controlling one end of the buckling sleeve, which is far away from the connector body, to enable the buckling sleeve to shrink under the extrusion of the conical socket; the male connector is inserted into the buckling sleeve, and an annular groove matched with the limiting protrusion is formed in the male connector; a first sealing piece is arranged between the buckle sleeve and the connector body, and a second sealing piece is arranged between the male connector and the buckle sleeve.

In a preferred embodiment of the present utility model, the locking assembly includes two arc-shaped locking members, one ends of the two locking members are rotationally connected with the end surfaces of the buckle sleeve respectively in a central symmetry manner, an extrusion inclined surface is arranged on one surface of the bottom surface of the locking member, which is close to the buckle sleeve, and a chamfer matched with the extrusion inclined surface is arranged on the buckle sleeve.

In a preferred embodiment of the present utility model, a pull ring is further disposed on the top of the locking member, which is far away from the end connected to the connector body.

In a preferred embodiment of the utility model, the conical jaws consist of multi-lobed jaws arranged in a circular array around the axis of the snap sleeve.

In a preferred embodiment of the present utility model, the male connector is further provided with a limiting stop ring, and a distance between the limiting stop ring and the annular groove is equal to a distance between the limiting protrusion and an exposed end of the buckle sleeve.

Compared with the prior art, the utility model has the beneficial effects that:

according to the quick connector designed by the utility model, the arc-shaped locking piece is pressed between the connector body and the buckle sleeve, so that the buckle sleeve moves towards one end far away from the connector body, and at the moment, the conical claw contracts under the action of the conical socket of the connector body, so that the male connector is hooped; and after the locking piece is pressed in, the end part of the locking piece is not completely exposed, so that the problem that the locking piece is pulled out accidentally due to external factors is avoided.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a longitudinal cross-sectional view of the novel quick connector for pipes provided by the utility model;

FIG. 2 is a cross-sectional view A-A of the novel quick connector for pipes provided in FIG. 1;

fig. 3 is a left side view of the snap sleeve provided in fig. 1.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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 be within the scope of the utility model.

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 description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. 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.

Example 1

As shown in fig. 1, the embodiment provides a novel quick connector for a pipeline, which comprises a male connector 1 and a female connector 2, wherein the male connector and the female connector are both in threaded connection or fusion connection with the pipeline.

As shown in fig. 1 and fig. 2, the female connector 2 includes a connector body 2.1, a buckle sleeve 2.2 and a locking assembly 2.3, wherein a conical socket 2.1.0 is provided at one end of the connector body 2.1, and the specific structure is shown in fig. 1: the inner diameter of the conical socket is decreased from the bottom of the hole to the orifice; one end of the buckle sleeve 2.2 inserted into the conical socket 2.1.0 is provided with a conical claw 2.2.1, the outer diameter of the conical claw is decreased, and the taper is matched with the conical socket. Preferably, as shown in fig. 3, the conical jaw 2.2.1 is composed of multiple-lobe jaws, which are arranged in a circular array around the axis of the buckle sleeve 2.2, and the conical jaw realizes: when the buckle sleeve moves to the right end, the conical claw contracts, and when the conical claw moves leftwards, the conical claw resets. The male connector 1 is inserted into the buckle sleeve 2.2, and when the conical claw moves to the right end, the conical claw contracts to tighten the male connector.

Further, as shown in fig. 1, the inner surface of the conical claw 2.2.1 is provided with a limiting protrusion 2.2.2, and the male connector 1 is provided with an annular groove 1.0 matched with the limiting protrusion 2.2.2, preferably a plurality of annular grooves are designed. After the conical claw is contracted, the limiting protrusion is clamped into the annular groove, so that locking of the male connector in the axial direction is realized.

As shown in fig. 1 and fig. 2, the locking assembly 2.3 is located between the snap sleeve 2.2 and the connector body 2.1 and is rotatably disposed on the end surface of the conical socket 2.1.0, and is used for controlling the end of the snap sleeve 2.2 away from the connector body 2.1 to enable the snap sleeve 2.2 to shrink under the extrusion of the conical socket 2.1.0. Preferably, the locking assembly 2.3 comprises two arc-shaped locking pieces 2.3.1, one ends of the two locking pieces 2.3.1 are rotationally connected with the end faces of the buckle sleeve 2.2 respectively in central symmetry, an extrusion inclined plane 2.3.0 is arranged on one face, close to the buckle sleeve 2.2, of the bottom face of the locking piece 2.3.1, and a chamfer 2.2.2 matched with the extrusion inclined plane 2.3.0 is arranged on the buckle sleeve 2.2. The arc-shaped locking piece is pressed between the connector body and the buckle sleeve, so that the buckle sleeve moves towards one end far away from the connector body, and at the moment, the conical claw contracts under the action of the conical socket of the connector body, so that the male connector is clamped; and after the locking piece is pressed in, the end part of the locking piece is not completely exposed, so that the problem that the locking piece is pulled out accidentally due to external factors is avoided.

A first sealing piece 2.4 is arranged between the buckle sleeve 2.2 and the joint body 2.1, and a second sealing piece 2.5 is arranged between the male joint 1 and the buckle sleeve 2.2. The first sealing element and the second sealing element adopt a plurality of sealing rings for sealing the joint.

Example two

On the basis of the first embodiment, as shown in fig. 2, a pull ring 3 is further arranged at the top of one end, far away from the end connected with the joint body 2.1, of the locking piece 2.3.1. The locking member can be pulled out by the pull ring.

Example III

On the basis of the first embodiment or the second embodiment, as shown in fig. 1, a limit stop ring 1.1 is further provided on the male connector 1, and the distance between the limit stop ring 1.1 and the annular groove 1.0 is equal to the distance between the limit protrusion 2.2.2 and the exposed end of the buckle sleeve 2.2. The setting of spacing baffle ring makes the male joint play the effect of location when pegging graft, need not artificial spacing arch of butt joint and annular groove.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.

Claims (5)

1. A novel quick connector for a pipeline comprises a male connector and a female connector; the method is characterized in that:

the female connector comprises a connector body, a buckling sleeve and a locking assembly, wherein a conical socket is arranged at one end of the connector body, one end of the buckling sleeve, which is inserted into the conical socket, is provided with a conical claw, the inner surface of the conical claw is provided with a limiting protrusion, and the locking assembly is positioned between the buckling sleeve and the connector body and is rotationally arranged on the end surface of the conical socket and used for controlling one end of the buckling sleeve, which is far away from the connector body, to enable the buckling sleeve to shrink under the extrusion of the conical socket;

the male connector is inserted into the buckling sleeve, and an annular groove matched with the limiting protrusion is formed in the male connector;

a first sealing piece is arranged between the buckle sleeve and the connector body, and a second sealing piece is arranged between the male connector and the buckle sleeve.

2. The novel quick connector for a pipeline according to claim 1, wherein: the locking assembly comprises two arc-shaped locking pieces, one ends of the two arc-shaped locking pieces are in central symmetry and are respectively connected with the end faces of the buckle sleeves in a rotating mode, an extrusion inclined face is arranged on the bottom face of each locking piece, close to one face of each buckle sleeve, and a chamfer matched with the extrusion inclined face is arranged on each buckle sleeve.

3. The novel quick connector for a pipeline according to claim 2, wherein: the locking piece is far away from the top of one end connected with the joint body and is also provided with a pull ring.

4. The novel quick connector for a pipeline according to claim 1, wherein: the conical claw consists of a plurality of claw pieces, and the claw pieces are arranged around the axis circular array of the buckling sleeve.

5. The novel quick connector for a pipeline according to claim 1, wherein: the male connector is further provided with a limiting stop ring, and the distance between the limiting stop ring and the annular groove is equal to the distance between the limiting protrusion and the exposed end part of the buckle sleeve.