CN214368480U

CN214368480U - 90 return bend quick-operation joint

Info

Publication number: CN214368480U
Application number: CN202023351341.3U
Authority: CN
Inventors: 宋建锋
Original assignee: Shenzhen Bubuchao Technology Co ltd
Current assignee: Shenzhen Bubuchao Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-10-08
Anticipated expiration: 2030-12-30

Abstract

The utility model provides a 90 return bend quick-operation joint belongs to pipe joint technical field, including the joint body and the fastening extrusion ring that have the through-hole, the joint body is equipped with first butt joint and second butt joint, and the first butt joint outside is equipped with the mounting groove. The fastening extrusion ring is detachably arranged at the mounting groove, one side of the fastening extrusion ring is provided with an inclined surface protruding towards the first butt end, and the distance between the inclined surface and the first butt end is gradually reduced along with the fact that the fastening extrusion ring extends into the mounting groove. The elbow joint is novel in structure, can be quickly butted with a hose, is firm in connection and not easy to fall off, and is high in reliability.

Description

90 return bend quick-operation joint

Technical Field

The utility model relates to a pipe joint technical field, more specifically relates to a 90 return bend quick-operation joint.

Background

A large amount of bending is generally existed in various common complex pipeline systems, and if the pipeline is directly processed and integrally formed to be bent, the production efficiency is low, the pipeline is inconvenient to store and transport, and the cost is high. Therefore, at present, people generally adopt a pipeline system formed by additionally arranging a joint with a certain bending angle in the pipeline system to connect all pipelines.

A snap-fit type joint is one of the joints, has a wide range of applications, and is generally used for transporting oil, water, or gas. The current buckling type hose connector comprises a connector body provided with an axial through hole, one end of the connector body is a hose butt joint end used for connecting a hose, and the other end of the connector body is a threaded pipe butt joint end used for connecting a threaded pipe on equipment. However, the conventional buckling-pressing type joint is easy to wear and deform because a wrench is required to tighten when the buckling-pressing type joint is butted with a pipeline. Chinese patent CN202056451U is a 90 ° press-fit type hose connector, which comprises a connector body with a through hole, the connector body is provided with a hose butt-joint end and a threaded pipe butt-joint end, the threaded pipe butt-joint end is axially limited and sleeved with a nut, and an included angle formed by a central axis of the threaded pipe butt-joint end and a central axis of the hose butt-joint end is 90 °; the nut is a pentagonal nut; the port wall of the through hole of the butt joint end of the threaded pipe is provided with a conical surface, the conical surface forms an included angle of 55-65 degrees by two side lines which are mutually symmetrical by the axis of the through hole of the butt joint end of the threaded pipe, and the included angle is positioned outside the joint body; the outer wall of the butt joint end of the threaded pipe is provided with a radial concave ring, and the inner wall of one end of the nut, which is relatively close to the butt joint end of the hose, protrudes inwards in the radial direction to form a convex ring which can be axially limited and is matched with the concave ring in a circumferential rotating mode. The outer side wall edge of the hose joint nut is not easy to wear and tear, the sealing effect is good, and the nut is axially limited on the tubular body. However, the butt joint end of the hose of the joint has the hidden danger of easy falling off, and still has room for improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a 90 return bend quick-operation joint, this return bend joint novelty is connected, can realize fast and the hose butt joint, and firm in connection is difficult for droing moreover, and the reliability is high.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a 90 ° elbow quick connector comprising:

the connector comprises a connector body with a through hole, wherein the connector body is provided with a first butt end and a second butt end, and an installation groove is formed in the outer side of the first butt end;

the fastening extrusion ring is detachably arranged at the mounting groove, an inclined surface protruding towards the first butt end is arranged on one side of the fastening extrusion ring, and the distance between the inclined surface and the first butt end is gradually reduced along with the fact that the fastening extrusion ring extends into the mounting groove.

The utility model discloses in the technical scheme of preferred, the mounting groove inner wall is equipped with the screw thread, the fastening extrusion ring with the mounting groove passes through screw-thread fit and reciprocal anchorage, the opening direction of mounting groove with the opening direction of first butt end is the same, the fastening extrusion ring by the mounting groove opening part is deepened gradually during the mounting groove bottom, the inclined plane with distance between the first butt end reduces gradually.

The utility model discloses in the technical scheme of preferred, the fastening extrusion ring includes first tighrening ring and second tighrening ring, first tighrening ring with mounting groove threaded connection, the second tighrening ring with first tighrening ring threaded connection installs first fastening is still last, first tighrening ring with all be equipped with the inclined plane on the second tighrening ring, just first tighrening ring go up the inclined plane with the minimum distance of first butt end is less than on the second tighrening ring the inclined plane with the minimum distance of first butt end.

In the preferred embodiment of the present invention, the first fastening ring and the second fastening ring are close to the corner of the first abutting end-side wall is a rounded corner.

The utility model discloses in the technical scheme of preferred, first butt joint outer wall is equipped with first recess and joint portion, be equipped with the second recess in the joint portion.

The utility model discloses in the technical scheme of preferred, second butt joint end inner wall is equipped with threaded connection portion.

In the preferred embodiment of the present invention, the opening of the second butt end is provided with a trumpet-shaped flare.

The utility model has the advantages that:

the utility model provides a pair of 90 return bend quick-operation joint, this joint include first butt joint end and second butt joint end, first butt joint end be used for with the hose butt joint, the second butt joint end be used for with the hard tube butt joint, connect this internal through-hole can realize the intercommunication of butt joint pipeline. The first butt joint end is provided with the fastening extrusion ring, after the hose is sleeved at the first butt joint end, the position of the fastening extrusion ring is adjusted, the fastening extrusion ring can effectively extrude the hose, the hose and the first butt joint end are tightly attached, the sealing performance is good, the hose is not easy to fall off, the installation is convenient and quick, the speed of pipeline connection can be saved, and the arrangement efficiency of a pipeline system is improved.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Wherein:

fig. 1 is a schematic structural view of a 90 ° elbow quick coupling provided by the present invention.

Reference numerals:

1. a connector body; 2. fastening the extrusion ring; 11. a first butt end; 12. a second butt joint end; 21. a first fastening ring; 22. a second fastening ring; 111. a first groove; 112. a clamping part; 113. a second groove; 121. a threaded connection; 122. a trumpet-shaped flaring; 211. a bevel; 212. and (4) rounding.

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 efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly. In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

As shown in fig. 1, a 90 ° elbow quick coupling comprises:

the connector comprises a connector body 1 with a through hole, wherein the connector body 1 is provided with a first butt joint end 11 and a second butt joint end 12, and the outer side of the first butt joint end 11 is provided with a mounting groove 114; more specifically, the through hole communicates the first butt end 11 and the second butt end 12, the first mounting groove 114 is a circular groove, and an axis of the mounting groove 114 coincides with an axis of the first butt end 11.

The fastening and pressing ring 2 is detachably arranged at the mounting groove 114, an inclined surface 211 protruding towards the first abutting end 11 is arranged on one side of the fastening and pressing ring 2, and the distance between the inclined surface 211 and the first abutting end 11 is gradually reduced along with the fact that the fastening and pressing ring 2 extends into the mounting groove 114. Further, the inner wall of the mounting groove 114 is provided with a thread, the fastening extrusion ring 2 and the mounting groove 114 are fixed to each other through thread fit, the opening direction of the mounting groove 114 is the same as the opening direction of the first abutting end 11, and when the fastening extrusion ring 2 gradually penetrates into the bottom of the mounting groove 114 from the opening of the mounting groove 114, the distance between the inclined surface 211 and the first abutting end 11 is gradually reduced.

The 90-degree elbow quick joint comprises a first butt joint end 11 and a second butt joint end, wherein the first butt joint end 11 is used for butt joint with a hose, the second butt joint end 12 is used for butt joint with a hard pipe, and a through hole in the joint body 1 can realize communication of butt joint pipelines. The first butt joint end 11 is equipped with the fastening extrusion ring 2, establishes behind first butt joint end 11 at the hose cover, adjusts the position of fastening extrusion ring 2, can make the effective extrusion hose of fastening extrusion ring 2, makes hose and first butt joint end 11 closely laminate, and the leakproofness is good, be difficult for droing, and simple to operate is quick moreover, can save the speed of pipe connection, improves pipe-line system and arranges efficiency.

More specifically, the first butt end 11 is butted against the hose, and the second butt end 12 is in threaded communication with the hard pipe for pipe communication. Firstly, a part of the fastening and pressing ring 2 is first screwed into the mounting groove 114, that is, a part of the fastening and pressing ring 2 is located in the mounting groove 114, at this time, the distance between the inclined surface 211 of the fastening and pressing ring 2 and the first abutting end 11 is relatively large, and then the hose is sleeved on the first abutting end 11 and is simply fixed by using a clamp. The hose cover is established behind first butt joint end 11, it is rotatory fastening extrusion ring 2 makes fastening extrusion ring 2 progressively to the mounting groove 114 bottom is drawn close fastening extrusion ring 2's removal in-process, the inclined plane 211 of fastening extrusion ring 2 and the contact of hose are more and more to the radial extrusion of hose shape, fastening extrusion ring 2360 extrudees the hose, makes the hose give up the body fluid on first butt joint end 11, and the leakproofness is good, is difficult for droing moreover. The fastening extrusion ring 2 extrudes the hose to complete the connection of the hose, so that the installation is convenient, the efficiency is high, and the time for arranging a pipeline system can be effectively saved.

Further, the fastening pressing ring 2 includes a first fastening ring 21 and a second fastening ring 22, the first fastening ring 21 is in threaded connection with the mounting groove 114, the second fastening ring 22 is in threaded connection with the first fastening ring 21 and is mounted on the first fastening ring, both the first fastening ring 21 and the second fastening ring 22 are provided with an inclined surface 211, and a minimum distance between the inclined surface 211 on the first fastening ring 21 and the first butt end 11 is smaller than a minimum distance between the inclined surface 211 on the second fastening ring 22 and the first butt end 11. The two different first squeezing rings and second squeezing rings can adapt to the connection between the hoses with different sizes and the first butt end 11, when the outer diameter of the hose is larger, the hose can be fastened only by using the first fastening ring 21, and when the diameter of the hose is smaller, the hose can be fastened better by using the second fastening ring 22, so that the hose is not easy to fall off from the first butt end 11.

Further, corners of the first fastening ring 21 and the second fastening ring 22 near a side wall of the first butt end 11 are rounded corners 212. The rounded corners 212 reduce damage to the hose when the first fastening ring 21 and the second fastening ring 22 contact the hose.

Further, the outer wall of the first abutting end 11 is provided with a first groove 111 and a clamping portion 112, and a second groove 113 is arranged in the clamping portion 112. The sealing rings are arranged in the first groove 111 and the second groove 113, the sealing performance between the hose and the first butt end 11 is improved, the hose is sleeved on the clamping portion 112 and can be suitable for clamping auxiliary fixation, and the clamping band is arranged at the position of the clamping portion 112 and is not easy to slide and firm to mount.

Further, the inner wall of the second abutting end 12 is provided with a threaded connection portion 121. The threaded connection 121 is used for threaded connection with a hard pipe, and in practical applications, a sealing ring is used to improve the sealing performance of the second butt end 12 with the hard pipe.

Further, a flared opening 122 is provided at the opening of the second abutting end 12. When the hard pipe is connected with the threaded connection part 121, the flared flaring 122 makes the hard pipe not easily touch the inner wall of the second butt end 12, and is convenient to install. )

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. A 90 ° elbow quick coupling, comprising:

the connector comprises a connector body (1) with a through hole, wherein the connector body (1) is provided with a first butt joint end (11) and a second butt joint end (12), and a mounting groove (114) is formed in the outer side of the first butt joint end (11);

the fastening and extruding ring (2) is detachably arranged at the mounting groove (114), an inclined surface (211) protruding towards the first butt end (11) is arranged on one side of the fastening and extruding ring (2), and the distance between the inclined surface (211) and the first butt end (11) is gradually reduced along with the fact that the fastening and extruding ring (2) stretches into the mounting groove (114).

2. A 90 ° elbow quick coupling according to claim 1, wherein:

the inner wall of the mounting groove (114) is provided with threads, the fastening and extruding ring (2) and the mounting groove (114) are mutually fixed through thread matching, the opening direction of the mounting groove (114) is the same as that of the first butt end (11), and when the fastening and extruding ring (2) gradually penetrates into the bottom of the mounting groove (114) from the opening of the mounting groove (114), the distance between the inclined surface (211) and the first butt end (11) is gradually reduced.

3. A 90 ° elbow quick coupling according to claim 1 or 2, wherein:

the fastening extrusion ring (2) comprises a first fastening ring (21) and a second fastening ring (22), the first fastening ring (21) is in threaded connection with the mounting groove (114), the second fastening ring (22) is in threaded connection with the first fastening ring (21) and is mounted on the first fastening ring, inclined planes (211) are arranged on the first fastening ring (21) and the second fastening ring (22), and the minimum distance between the inclined plane (211) on the first fastening ring (21) and the first butt end (11) is smaller than the minimum distance between the inclined plane (211) on the second fastening ring (22) and the first butt end (11).

4. A 90 ° elbow quick coupling according to claim 3, wherein:

the corners of the first fastening ring (21) and the second fastening ring (22) close to one side wall of the first butt joint end (11) are rounded corners (212).

5. A 90 ° elbow quick coupling according to claim 1, wherein:

the outer wall of the first butt joint end (11) is provided with a first groove (111) and a clamping portion (112), and a second groove (113) is arranged in the clamping portion (112).

6. A 90 ° elbow quick coupling according to claim 1, wherein:

and a threaded connecting part (121) is arranged on the inner wall of the second butt joint end (12).

7. The 90 ° elbow quick coupling of claim 6, wherein:

and a flared opening (122) is arranged at the opening of the second butt joint end (12).