CN210291070U

CN210291070U - Pipeline joint

Info

Publication number: CN210291070U
Application number: CN201921233389.9U
Authority: CN
Inventors: 刘昌林; 陈剑平
Original assignee: Hunan Qisi Environmental Protection Equipment Manufacturing Co ltd
Current assignee: Hunan Qisi Environmental Protection Equipment Manufacturing Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-10
Anticipated expiration: 2029-07-31

Abstract

The utility model relates to a pipeline connector, which comprises a first connecting sleeve, a second connecting sleeve and a slewing bearing part, wherein one end of the second connecting sleeve is provided with an accommodating structure for accommodating the first connecting sleeve, and the first connecting sleeve is communicated with the second connecting sleeve; the slewing bearing part is arranged between the accommodating structure and the first connecting sleeve and used for providing support for relative rotation of the accommodating structure and the first connecting sleeve. Establish the slewing bearing part between holding structure and first adapter sleeve and provide the support for the relative rotation of holding structure and first adapter sleeve, can bear the pressure of material such as pressure oil, mud, and can freely turn around relatively between first adapter sleeve and the second adapter sleeve the two, thereby the utility model discloses can not bear the moment of torsion that twists reverse the production because of the pipeline, greatly reduced damaged risk, can guarantee that the material of carrying can not leak the outside from the junction, reduced the pollution to the environment, reduced the potential safety hazard.

Description

Pipeline joint

Technical Field

The utility model relates to a pipeline sealing technical field especially relates to pipeline connector.

Background

Fluid materials such as pressurized oil, sludge, etc. are often transported from one location to another using pipelines. In order to facilitate transportation of components, conveying pipelines are usually butted together through a connecting structure by a plurality of sections of short pipelines, and the weight of substances such as pressure oil, sludge and the like is large, and the conveying pressure in the pipelines is high, so that the connecting structure between the pipelines is easily damaged under stress to cause leakage; meanwhile, when the pipeline is laid or transferred, the pipeline is inevitably twisted, the connecting structure bears large torque in the twisting process and then breaks, and the large torque easily causes the leakage of the conveyed substances from the pipeline to the outside, causes great pollution to the environment and even causes more serious safety problems.

SUMMERY OF THE UTILITY MODEL

Accordingly, it is necessary to provide a pipe connector in order to solve the problem that the connecting structure is easily damaged when it is subjected to pressure or torsion.

A pipe coupling head, the pipe coupling head include:

a first connecting sleeve;

one end of the second connecting sleeve is provided with an accommodating structure for accommodating the first connecting sleeve, and the first connecting sleeve is communicated with the second connecting sleeve;

and the slewing bearing part is arranged between the accommodating structure and the first connecting sleeve and is used for providing support for the relative rotation of the accommodating structure and the first connecting sleeve.

And respectively fixing pipelines to be connected at one ends of the first connecting sleeve and the second connecting sleeve, which are opposite to each other, and connecting the first connecting sleeve and the second connecting sleeve together according to the mode. The slewing bearing part arranged between the accommodating structure and the first connecting sleeve provides support for relative rotation of the accommodating structure and the first connecting sleeve, and can bear the pressure of substances such as pressure oil, sludge and the like; and first adapter sleeve and second adapter sleeve can freely turn around relatively between the two, thereby the utility model discloses can not bear because of the pipeline twists reverse the moment of torsion that produces, greatly reduced damaged risk, can guarantee that the material of carrying can not leak the outside from the junction, reduced the pollution to the environment, reduced the potential safety hazard.

In one embodiment, the accommodating structure is a sleeve, and the sleeve is detachably arranged at one end of the second connecting sleeve.

In one embodiment, the second connecting sleeve is provided with a flange, and a plurality of bolts respectively penetrate through the flange and are screwed into the end face of the sleeve.

In one embodiment, the slewing bearing component comprises a bearing assembly, and the bearing assembly comprises a bearing inner ring sleeved on the first connecting sleeve and a bearing outer ring tightly matched with the inner wall of the accommodating structure.

In one embodiment, the bearing assembly comprises two bearings sleeved on the first connecting sleeve side by side and a supporting sleeve arranged between the two bearings.

In one embodiment, the waterproof structure is arranged between the accommodating structure and the first connecting sleeve.

In one embodiment, the waterproof structure comprises a sealing ring, the sealing ring is arranged around the inner wall of the end part of the accommodating structure, and the sealing ring is sleeved on the surface of the first connecting sleeve.

In one embodiment, a plurality of elastic check rings are arranged on the accommodating structure in the circumferential direction and used for installing the floating support ring.

In one embodiment, the connector further comprises an axial limiting part, which is arranged between the accommodating structure and the first connecting sleeve and used for limiting the first connecting sleeve to move towards a direction away from the second connecting sleeve.

In one embodiment, the axial limiting part is a limiting boss arranged on the inner wall of the accommodating structure, and the diameter of the top of the limiting boss is smaller than the outer diameter of one end of the accommodating structure, where the first connecting sleeve is arranged.

Drawings

Fig. 1 is a schematic perspective view of a pipe connector according to an embodiment of the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a perspective view of the floating support ring mounted to the coupling head of FIG. 1;

fig. 4 is a front view of fig. 3.

In the figure, 100, a first connecting sleeve, 200, a second connecting sleeve, 210, a containing structure, 211, a sleeve, 212, a flange plate, 213, a bolt, 214, a circlip, 300, a slewing bearing part, 310, a bearing, 320, a supporting shaft sleeve, 400, a waterproof structure, 410, a sealing ring, 500, a floating supporting ring, 600, a sealing ring, a clamping groove.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Those of ordinary skill in the art will recognize that variations and modifications of the various embodiments described herein can be made without departing from the scope of the invention, which is defined by the appended claims. Moreover, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements 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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 and fig. 2, in an embodiment of the present invention, a pipeline connector is provided, which includes a first connecting sleeve 100, a second connecting sleeve 200 and a pivoting support member 300, wherein an accommodating structure 210 is disposed at one end of the second connecting sleeve 200 for accommodating the first connecting sleeve 100, and the first connecting sleeve 100 is communicated with the second connecting sleeve 200; the rotation support member 300 is disposed between the accommodating structure 210 and the first connecting sleeve 100 for providing support for the relative rotation between the accommodating structure 210 and the first connecting sleeve 100.

The pipelines to be connected are respectively fixed at the ends of the first connecting sleeve 100 and the second connecting sleeve 200 which are opposite to each other, and the first connecting sleeve 100 and the second connecting sleeve 200 are connected together in the above manner. Establish slewing bearing part 300 between holding structure 210 and first adapter sleeve 100 and provide the support for holding structure 210 and the relative rotation of first adapter sleeve 100, can bear the pressure of material such as pressure oil, mud, and can freely turn around relatively between the two first adapter sleeve 100 and second adapter sleeve 200, thereby the utility model discloses can not bear because of the pipeline twists reverse the moment of torsion that produces, greatly reduced damaged risk, can guarantee that the material of carrying can not leak the outside from the junction, reduced the pollution to the environment, reduced the potential safety hazard.

Referring to fig. 2, in some embodiments, the receiving structure 210 is a sleeve 211, and the sleeve 211 is detachably disposed at one end of the second connecting sleeve 200. The detachable design facilitates the transportation, free assembly, disassembly and replacement of the components.

Referring to fig. 1 and 2, in some embodiments, the second connection sleeve 200 is provided with a flange 212, and a plurality of bolts 213 are respectively inserted through the flange 212 and screwed into the end surface of the sleeve 211. The assembly mode of the bolt 213 and the flange 212 can ensure stable connection, and the pressure bearing capacity is enhanced. Preferably, eight bolts 213 are circumferentially arranged on the flange 212 to ensure sufficient connection strength.

Of course, in some other embodiments, the sleeve 211 and the second connecting sleeve 200 are integrated, and the sleeve 211 and the second connecting sleeve 200 as a whole do not affect the implementation of the present invention, and are not limited herein.

In some embodiments, slewing bearing component 300 comprises a bearing assembly comprising an inner bearing ring that fits over first coupling sleeve 100, and an outer bearing ring that mates with the inner wall of containment structure 210. The bearing assembly is provided to ensure that the receiving structure 210 and the first coupling sleeve 100 can rotate freely relative to each other.

Referring to fig. 2, in some embodiments, the bearing assembly includes two bearings 310 fitted side by side on the first coupling sleeve 100 and a support sleeve 320 provided between the two bearings 310. The support sleeve 320 provides better support for the two bearings 310, and the structure has enough rotation support capability as a whole, so that the two pipelines butted together can maintain the safe conveying capability for a long time. Preferably, the supporting shaft sleeve 320 includes an inner shaft sleeve and an outer shaft sleeve coaxially disposed, and the inner shaft sleeve and the outer shaft sleeve respectively support against the inner ring and the outer ring of the bearing 310, so as to prevent the inner ring or the outer ring of the bearing 310 from sliding in the axial direction under a stress condition, and ensure the position stability of the bearing 310.

It will be appreciated that in other embodiments, the slewing bearing component 300 may adopt other structures, for example, a ball with a smooth surface is embedded between the receiving structure 210 and the first connecting sleeve 100, and when the receiving structure 210 and the first connecting sleeve 100 relatively slew, the ball may roll in situ to provide support for the relative rotation of the receiving structure 210 and the first connecting sleeve 100.

Referring to fig. 2, in some embodiments, a waterproof structure 400 is further included between the accommodating structure 210 and the first connecting sleeve 100. Waterproof construction 400 makes the utility model discloses have waterproof function, can satisfy the user demand of carrying the material under water.

With continued reference to fig. 2, in some embodiments, the waterproof structure 400 includes a sealing ring 410, the sealing ring 410 is disposed around the inner wall of the end portion of the receiving structure 210, and the sealing ring 410 is sleeved on the surface of the first connecting sleeve 100. The sealing ring 410 can prevent external water from entering between the accommodating structure 210 and the first connecting sleeve 100, and has a certain waterproof capability.

Referring to fig. 2, in some embodiments, a plurality of circlips 214 are circumferentially disposed on the receiving structure 210 for mounting the floating support ring 500. Specifically, the floating support ring 500 can be installed between the adjacent circlips 214, the pipe connector can be placed in various different use environments, and the sleeved floating support ring 500 can provide floating support for the pipe connector and can bear impact brought by external environment.

In some embodiments, an axial limiting portion is further included, disposed between the accommodating structure 210 and the first connection sleeve 100, for limiting the first connection sleeve 100 from moving away from the second connection sleeve 200. In the transmission process, the pipeline is likely to bear the pulling force along the extending direction of the pipeline, the axial limiting part can prevent the first connecting sleeve 100 and the second connecting sleeve 200 from loosening after bearing the pulling force, and the connection stability is ensured.

In some embodiments, the axial limiting portion is a limiting boss disposed on the inner wall of the receiving structure 210, and the top diameter of the limiting boss is smaller than the outer diameter of the first connecting sleeve 100 disposed at one end of the receiving structure 210. The limiting boss with the smaller top diameter can effectively prevent the first connecting sleeve 100 from being separated from the accommodating structure 210. In other embodiments, the axial limiting portion may be a protrusion circumferentially disposed on the first connecting sleeve 100, and the protrusion is correspondingly inserted into an annular groove on the inner wall of the receiving structure 210, so as to prevent the first connecting sleeve 100 from being removed from the receiving structure 210.

Referring to fig. 2, in some embodiments, the ends of the first connecting sleeve 100 and the second connecting sleeve 200 facing away from each other are provided with a clamping groove a around the circumference for clamping the pipeline. In other embodiments, the pipeline may be directly sleeved on the corresponding connection sleeve in various ways, for example, without limitation.

Referring to fig. 2, in some embodiments, a sealing ring 600 is further included between the receiving structure 210 and the first connecting sleeve 100. The sealing ring 600 enhances the sealing performance, and can prevent impurities in the air from entering the connector to damage the internal structure of the connector.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a pipeline connector, its characterized in that, pipeline connector include:

a first connecting sleeve;

2. The pipe joint according to claim 1, wherein the receiving structure is a sleeve detachably disposed at one end of the second connecting sleeve.

3. The pipe joint according to claim 2, wherein the second connecting sleeve is provided with a flange, and a plurality of bolts respectively pass through the flange and are screwed into the end surface of the sleeve.

4. The line coupling of claim 1, wherein the slewing bearing assembly comprises a bearing assembly comprising an inner bearing ring fitted over the first coupling sleeve and an outer bearing ring in close fit with the inner wall of the receiving structure.

5. Pipeline joint according to claim 4, wherein the bearing assembly comprises two bearings fitted side by side over the first coupling sleeve and a support sleeve provided between the two bearings.

6. The pipe joint according to claim 1, further comprising a waterproof structure disposed between the receiving structure and the first coupling sleeve.

7. The pipe joint according to claim 6, wherein the waterproof structure comprises a sealing ring, the sealing ring is disposed around an inner wall of the end of the receiving structure, and the sealing ring is sleeved on the surface of the first connecting sleeve.

8. The pipe coupling according to claim 1, wherein the receiving structure is provided with a plurality of circlips around the circumference thereof for mounting the floating support ring.

9. The pipe joint according to claim 1, further comprising an axial limiting portion disposed between the receiving structure and the first connecting sleeve for limiting the movement of the first connecting sleeve in a direction away from the second connecting sleeve.

10. The pipe coupling according to claim 9, wherein the axial limiting portion is a limiting boss provided on an inner wall of the receiving structure, and a top diameter of the limiting boss is smaller than an outer diameter of the first coupling sleeve at an end of the receiving structure.