CN213900243U - 360 rotatory coupling structure - Google Patents

Abstract

The utility model discloses a 360-degree rotary pipe joint structure, which comprises a bent pipe, a bent pipe seat, a first O-shaped ring, a second O-shaped ring, an elastic check ring and a third O-shaped ring; the head A of the elbow is provided with an anti-skidding step, the head B is provided with a clamping groove I, a clamping groove II and a clamping groove III which are used for clamping a second O-shaped ring, an elastic check ring and a third O-shaped ring respectively, and the clamping groove II is positioned between the clamping groove I and the clamping groove III; the whole pipe bending seat is tubular, a hollow channel is arranged between two sides of the pipe bending seat, the C side is sleeved on the B head of the pipe bending seat, the inner wall of the C side corresponds to the clamping groove I, the clamping groove II and the clamping groove III and is provided with the clamping groove IV, the clamping groove V and the clamping groove VI, the outer wall of the D side is provided with an external thread structure used for connecting a pipeline, and a clamping groove VII used for clamping the first O-shaped ring is arranged between the external thread structure and the C side. The utility model discloses, overall structure is simple, and the mouth of pipe can rotate wantonly and does not influence the mouth of pipe orientation, has solved the problem of the not good control of prior art mouth of pipe orientation, has application prospect.

Description

360 rotatory coupling structure

Technical Field

The utility model belongs to the technical field of the pipe fitting, a 360 rotatory coupling structure is related to.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Generally, a fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., and then flows from a high pressure portion to a low pressure portion of a pipe, or is transported by the pressure or gravity of the fluid itself. The use of pipelines is very widespread, mainly in water supply, drainage, heating, gas supply, long-distance oil and gas delivery, agricultural irrigation, hydraulic engineering and various industrial installations.

In the field of pipe applications, pipe joints are one of the important components. The existing pipe joints are all one-piece parts, the orientation of the pipe orifice is difficult to control after the connection is screwed, and the orientation of the pipe orifice cannot be controlled by the screwing degree of threads, so that the connection of the hose cannot reach an ideal state.

Therefore, it is very significant to develop a pipe joint structure capable of controlling the orientation of the pipe orifice.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the orificial orientation of prior art uncontrollable and then be difficult to guarantee that the pipe connection reaches the defect of ideal state, provide a can control the coupling structure of orificial orientation, this coupling structure 360 rotations, it has solved the not well control problem of prior art mouth of pipe orientation, has application prospect.

In order to achieve the above object, the utility model provides a following technical scheme:

a360-degree rotating pipe joint structure comprises a bent pipe, a bent pipe seat, a first O-shaped ring, a second O-shaped ring, an elastic check ring and a third O-shaped ring;

the head A of the elbow is provided with an anti-skidding step, the head B is provided with a clamping groove I, a clamping groove II and a clamping groove III which are used for clamping a second O-shaped ring, an elastic check ring and a third O-shaped ring respectively, and the clamping groove II is positioned between the clamping groove I and the clamping groove III;

the whole tubulose that is of return bend seat, be equipped with the cavity passageway between its both sides, C side overcoat is overhead at the B of return bend, and the inner wall of this side corresponds draw-in groove I, draw-in groove II and draw-in groove III and opens and has draw-in groove IV, draw-in groove V and draw-in groove VI, is equipped with the external screw thread structure that is used for connecting tube way on the outer wall of D side, is equipped with the draw-in groove VII that is used for the card to put first O type circle between external screw thread structure.

First O type circle is used for sealing up the gap after elbow seat and pipeline (the external screw thread structural connection through the D side) are connected, draw-in groove IV, draw-in groove V and draw-in groove VI and draw-in groove I, draw-in groove II and draw-in groove III match each other, after elbow seat and return bend are connected, second O type circle is located draw-in groove I, draw-in groove IV, circlip is located draw-in groove II, draw-in groove V, third O type circle is located draw-in groove III, draw-in groove VI, circlip's existence mainly used avoids return bend/return bend seat rotation to lead to the return bend to break away from with the elbow seat, second O type circle and third O type circle mainly used strengthen the sealed effect to return bend and elbow seat junction, in order to avoid coupling department gas/liquid to leak, can guarantee return bend and return bend seat arbitrary rotation angle after being connected and not reveal, no.

The utility model discloses a 360 rotatory coupling structure, overall structure is simple, and is sealed effectual, can guarantee the arbitrary rotation angle of return bend and do not reveal, and its return bend seat can 360 rotations, has solved the problem of the not good control of prior art mouth of pipe orientation, has application prospect.

As a preferred technical scheme:

in the 360 ° rotation pipe joint structure, the outer diameter of the head B of the elbow pipe increases from the free end to the head a. The protection scope of the present invention is not limited thereto, and only one possible technical solution is provided herein, and those skilled in the art can design the protection scope according to the actual situation.

In the 360-degree-rotation pipe joint structure, the hollow structure on the C side of the elbow seat is matched with the outer contour of the B end of the elbow.

According to the 360-degree rotating pipe joint structure, the elastic check ring is C-shaped and is arranged in the annular clamping groove II of the bent pipe in advance, when the bent pipe is pressed into the bent pipe seat, the outer diameter of the elastic check ring can be shrunk along with the reduction of the slope inside the bent pipe seat, and finally the elastic check ring rebounds to the original state when meeting the clamping groove in the middle inside the bent pipe seat so as to play a role in stopping and cannot fall off even if rotating.

According to the pipe joint structure capable of rotating 360 degrees, the clamping groove I, the clamping groove III, the clamping groove IV, the clamping groove VI and the clamping groove VII are annular clamping grooves;

the clamping groove II and the clamping groove V are C-shaped clamping grooves, and the sizes of the clamping grooves are matched with those of the elastic check rings.

In the 360 ° rotation pipe joint structure, the bending angle of the elbow is 90 °. The utility model discloses a bend angle of return bend is not limited to this, and the field technician can set up according to the actual demand, and 90 bent return bends manufacturing cost is lower relatively and more accords with the standard design of pipeline certainly.

Has the advantages that:

the utility model discloses a 360 rotatory coupling structure, overall structure is simple, and after the coupling is connected, the mouth of pipe can rotate wantonly, makes the mouth of pipe orientation no longer receive the influence, and the sealed effect that makes the coupling better of two O type circles avoids leaking, has solved the problem of prior art mouth of pipe orientation not well controlled, has application prospect.

Drawings

Fig. 1 and 2 are a right side view and a top view, respectively, of a 360 ° rotary pipe joint structure of the present invention;

FIG. 3 is a schematic cross-sectional view of FIG. 1A-A;

FIG. 4 is a schematic view of a circlip;

the anti-slip pipe comprises a bent pipe 1, an anti-slip step 11, a bent pipe seat 2, a first O-shaped ring 3, a second O-shaped ring 4, a circlip 5 and a third O-shaped ring 6.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

A360-degree rotating pipe joint structure is shown in figures 1-3 and comprises an elbow pipe 1 with a bending angle of 90 degrees, an elbow pipe seat 2, a first O-shaped ring 3, a second O-shaped ring 4, an elastic check ring 5 and a third O-shaped ring 6;

the head A of the elbow 1 is provided with an anti-skid step 11, the outer diameter of the head B from the free end to the head A is continuously increased, an annular clamping groove I, C-shaped clamping groove II and an annular clamping groove III which are used for clamping a second O-shaped ring 4, an elastic check ring 5 (in a C shape) and a third O-shaped ring 6 are respectively arranged on the head B, and the C-shaped clamping groove II is positioned between the annular clamping groove I and the annular clamping groove III;

the whole elbow seat 2 is tubular, a hollow channel is arranged between two sides of the elbow seat, the C side is sleeved on the B end of the elbow, the hollow structure of the C side of the elbow seat 2 is matched with the outer contour of the B end of the elbow 1, the inner wall of the side corresponds to the ring-shaped clamping groove I, C-shaped clamping groove II and the ring-shaped clamping groove III, the ring-shaped clamping groove IV, the C-shaped clamping groove V and the ring-shaped clamping groove VI are formed in the ring-shaped clamping groove II and the ring-shaped clamping groove III, the sizes of the clamping groove II and the clamping groove V are matched with the C-shaped elastic retainer ring shown in figure 4, the outer wall of the D side is provided with an external thread structure used for connecting a pipeline, and the ring-shaped clamping groove VII used for clamping the first O-shaped ring 3 is arranged between the external thread structure and the C side.

Through verifying, the utility model discloses a 360 rotatory coupling structure, overall structure is simple, and after the coupling is connected, the mouth of pipe can rotate wantonly, makes the mouth of pipe orientation no longer influenced, and the sealed effect that makes the coupling better of two O type circles avoids leaking, has solved the problem of the good control of prior art mouth of pipe orientation, has application prospect.

Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these embodiments are merely illustrative and various changes or modifications may be made without departing from the spirit and scope of the invention.

Claims (6)

1. A360-degree rotating pipe joint structure is characterized by comprising a bent pipe, a bent pipe seat, a first O-shaped ring, a second O-shaped ring, an elastic check ring and a third O-shaped ring;

the head A of the elbow is provided with an anti-skidding step, the head B is provided with a clamping groove I, a clamping groove II and a clamping groove III which are used for clamping a second O-shaped ring, an elastic check ring and a third O-shaped ring respectively, and the clamping groove II is positioned between the clamping groove I and the clamping groove III;

the whole tubulose that is of return bend seat, be equipped with the cavity passageway between its both sides, C side overcoat is overhead at the B of return bend, and the inner wall of this side corresponds draw-in groove I, draw-in groove II and draw-in groove III and opens and has draw-in groove IV, draw-in groove V and draw-in groove VI, is equipped with the external screw thread structure that is used for connecting tube way on the outer wall of D side, is equipped with the draw-in groove VII that is used for the card to put first O type circle between external screw thread structure and the C side.

2. A 360 ° swivel pipe joint arrangement according to claim 1, wherein the elbow has an increasing outer diameter from the free end to the end a.

3. A 360 ° swivel pipe joint arrangement according to claim 2, wherein the C-side hollow structure of the elbow socket matches the outer profile of the B-head of the elbow.

4. A 360 ° rotary pipe joint construction as claimed in claim 3, wherein the circlip is C-shaped.

5. A360 ° rotation pipe joint structure according to claim 4, wherein the slot I, slot III, slot IV, slot VI and slot VII are ring slots;

the clamping groove II and the clamping groove V are C-shaped clamping grooves, and the sizes of the clamping grooves are matched with those of the elastic check rings.

6. A 360 ° swivel pipe joint arrangement according to claim 1, wherein the bend angle of the elbow is 90 °.

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