CN220688329U - Pipeline connecting piece - Google Patents

Abstract

The utility model discloses a pipeline connecting piece, and mainly relates to the field of pipeline connection. The outer opening ring is provided with an annular groove along the periphery outline, the outer opening ring is sleeved with fastening hoops at the two sides of the annular groove, the outer opening ring and the fastening hoops are sleeved with outer protection rings, the outer protection rings are provided with annular protrusions which are spliced with the annular groove along the outline of the inner wall, and the opening and closing parts of the fastening hoops are positioned at the openings of the outer opening ring and the outer protection rings. The utility model has the beneficial effects that: the pipeline connecting part can be better connected and fixed, the excessive pressure or uneven pressure of the fixing is avoided, the deformation of the pipeline wall at the connecting part is prevented, and the good pipeline connecting effect can be achieved.

Description

Pipeline connecting piece

Technical Field

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

Background

The existing pipeline connecting piece realizes the connection of pipelines at two sides by compacting the pipeline wall. However, there is a problem with both rigid and flexible pipes: if the pressure of the pipeline connecting piece is insufficient, the pipeline connecting part is easy to open and leak, and if the pressure is too large or the pressure is uneven, the pipeline wall at the pipeline connecting part is deformed more, so that the pipeline connecting effect cannot be well achieved.

Disclosure of Invention

The utility model aims to provide a pipeline connecting piece which can better connect and fix a pipeline connecting position, avoid overlarge fixed pressure or uneven pressure, prevent the pipeline wall at the connecting position from deforming and play a good role in pipeline connection.

The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme:

the utility model provides a pipeline connecting piece, includes the inner split ring that laminates with pipeline inner wall seam crossing, the outer split ring that laminates with pipeline outer wall seam crossing, the outer split ring is equipped with annular groove along the periphery profile, outer split ring periphery just is located annular groove both sides cover and has the fastening clamp, outer split ring and fastening clamp overcoat have outer protection ring, outer protection ring is equipped with the annular bulge of pegging graft with annular groove along the inner wall profile, the department of opening and shutting of fastening clamp is located the opening part of outer protection ring.

Further, the fastening flange is sleeved with an auxiliary flange, the outer wall of the auxiliary flange is attached to the inner wall of the outer protection ring, the auxiliary flange is located on two sides of the annular protrusion, and the opening and closing position of the auxiliary flange is located at the opening of the outer protection ring.

Further, one end of the opening and closing part of the fastening clamp is provided with an extension plate, the other end of the fastening clamp is provided with a notch which is inserted with the extension plate, and the extension plate is positioned at the opening part of the outer opening ring.

Further, a plurality of coincident through holes are uniformly formed in the annular groove and the annular bulge at intervals, and support columns are inserted in the coincident through holes.

Further, a plurality of strip-shaped protrusions are arranged on the periphery of the auxiliary clamp, and a plurality of strip-shaped grooves spliced with the strip-shaped protrusions are formed in the inner wall of the outer protection ring.

Further, a rubber layer is arranged on the inner wall of the outer opening ring.

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

the inner opening ring is arranged at the inner side of the pipeline, at the joint of the two pipelines or at the broken part of the pipeline, so that the stress of the pipeline wall is more uniform in the locking process of the fastening clamp, and the inner opening ring can play roles in supporting, sealing and the like the pipeline wall after the fastening clamp is locked; this patent has optimized the structure of outer split ring, through addding annular groove, can restrict the position of fastening clamp to at the in-process of clamp locking, make outer split ring atress more even, thereby make the atress of pipeline wall more even, avoid the too big or uneven pressure of fixed pressure, prevent the pipeline wall deformation of junction, can play good pipe connection effect, simultaneously, the setting of outer guard ring can delay the corruption ageing of fastening clamp and outer split ring, increase of service life.

Drawings

Fig. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic structural view of the inner split ring, the outer split ring and the outer guard ring of the present utility model.

Fig. 3 is a schematic view of the structure of the fastening clip of the present utility model.

Fig. 4 is a schematic view of the auxiliary clip structure of the present utility model.

The reference numbers shown in the drawings:

1. a pipe; 2. an inner split ring; 3. an outer split ring; 4. an annular groove; 5. an outer protective ring; 6. an annular protrusion; 7. a bar-shaped protrusion; 8. an auxiliary clamp; 9. fastening a clamp; 10. an extension plate; 11. a notch; 12. a through hole; 13. and (5) supporting the column.

Detailed Description

The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes or modifications may be made by those skilled in the art after reading the teachings of the utility model, and such equivalents are intended to fall within the scope of the utility model as defined herein.

The utility model discloses a pipeline connecting piece, which comprises an inner opening ring 2 attached to the joint of the inner wall of a pipeline and an outer opening ring 3 attached to the joint of the outer wall of the pipeline, wherein the inner side wall and the outer side wall of the inner opening ring 2 are smooth surfaces, the influence of fluid in the pipeline can be reduced, the outer opening ring 3 is provided with an annular groove 4 along the peripheral outline, namely the annular groove 4 is also an opening structure, the opening of the annular groove 4 is larger than the opening of the outer opening ring 3, the end part of the outer opening ring 3 extends out of one part of the end part of the annular groove 4, the annular groove 4 can play a role in positioning the fastening clamp 9, so that the stress of the outer opening ring 3 is more uniform in the process of locking the fastening clamp 9, the outer periphery of the outer opening ring 3 is sleeved with the fastening clamp 9 at the two sides of the annular groove 4, the outer opening ring 3 is locked on the outer wall of the pipeline through the fastening clamp 9, the inner opening ring 2 is also locked along with the outer opening ring, the opening of the annular groove 4 is also optimized when serving as a complementary joint function, the opening of the inner opening ring 2 and the opening of the outer opening ring 3 are arranged, the outer opening ring 3 and the fastening clamp 5 and the outer opening ring 5 are also connected with the annular ring 5 along the annular groove 4, and the outer opening clamp 5 can extend to the outer opening clamp 9, and the outer opening clamp 9 can extend out of the fastening ring and the end part, and the protecting ring 5 can extend beyond the opening end part, and the opening clamp 5 can be used for protecting the protection end opening.

Preferably, the auxiliary clamp 8 is sleeved outside the fastening clamp 9, the outer wall of the auxiliary clamp 8 is attached to the inner wall of the outer protection ring 5, the auxiliary clamp 8 is located on two sides of the annular protrusion 6, and the opening and closing part of the auxiliary clamp 8 is located at the opening part of the outer protection ring 5, so that the fastening clamp 9 can be locked, and the fastening clamp can be used for removing the outer protection ring 5 in an auxiliary manner.

Preferably, one end of the opening and closing part of the fastening clamp 9 is provided with an extension plate 10 outwards, the other end of the opening and closing part is provided with a notch 11 spliced with the extension plate 10, the extension plate 10 is positioned at the opening part of the outer split ring 3, one side of the extension plate 10 stretches into the opening of the annular groove 4, so that the two extension plates 10 are abutted at the opening part of the annular groove 4, and can press the opening part of the outer split ring 3, thereby effectively preventing impurities from entering the opening part, causing the problems of rust aging and the like of the outer split ring 3, ensuring the connection strength and prolonging the service life.

Preferably, a plurality of overlapped through holes 12 are uniformly arranged on the annular groove 4 and the annular bulge 6 at intervals, each overlapped through hole 12 is internally inserted with a support column 13, and the outer protection ring 5 is fixed by inserting the support column 13 and the through holes 12.

Preferably, a plurality of strip-shaped protrusions 7 are arranged on the periphery of the auxiliary clamping hoop 8, a plurality of strip-shaped grooves spliced with the strip-shaped protrusions 7 are formed in the inner wall of the outer protection ring 5, the strip-shaped protrusions 7 are used as anti-slip stripes, and the outer protection ring 5 can be changed along with the change of the opening of the auxiliary clamping hoop 8.

Preferably, the inner wall of outer split ring 3 is equipped with the rubber layer, can increase the frictional force of outer split ring 3 inner wall and pipeline, prevents to shift to this patent not only can be used as the connection of two pipelines, can also be used as the crack filling of pipeline leakage point or pipeline crack, when the crack filling, the rubber layer can play sealed effect, and application scope is wider.

The inner opening ring 2 is arranged at the inner side of the pipeline, at the joint of the two pipelines or at the broken part of the pipeline, so that the stress of the pipeline wall is more uniform in the locking process of the fastening clamp 9, and the inner opening ring 2 can play roles in supporting and sealing the pipeline wall after the fastening clamp 9 is locked; this patent has optimized the structure of outer split ring 3, through addding annular groove 4, can restrict the position of fastening clamp 9 to at the in-process of clamp locking, make outer split ring 3 atress more even, thereby make the atress of pipeline wall more even, avoid the too big or uneven pressure of fixed pressure, prevent the pipeline wall deformation of junction, can play good pipeline connection effect, simultaneously, the setting of outer guard ring 5 can delay the corruption ageing of fastening clamp 9 and outer split ring 3, increase of service life.

Claims (6)

1. A pipe connection, characterized in that: including with interior split ring (2) of pipeline inner wall seam crossing laminating, with the outer split ring (3) of pipeline outer wall seam crossing laminating, outer split ring (3) are equipped with annular groove (4) along the periphery profile, outer split ring (3) periphery and be located annular groove (4) both sides cover have fastening clamp (9), outer split ring (3) and fastening clamp (9) overcoat have outer protection ring (5), outer protection ring (5) are equipped with along the inner wall profile with annular groove (4) annular bulge (6) of pegging graft, the opening and shutting department of fastening clamp (9) is located the opening part of outer protection ring (5).

2. A pipe coupling according to claim 1, wherein: the utility model discloses a clamp, including outer protection ring (5), fastening clamp (9) overcoat has supplementary clamp (8), the outer wall of supplementary clamp (8) is laminated with the inner wall of outer protection ring (5), just supplementary clamp (8) are located annular bulge (6) both sides, the opening and shutting department of supplementary clamp (8) is located the opening part of outer protection ring (5).

3. A pipe coupling according to claim 1, wherein: one end of the opening and closing part of the fastening clamp (9) is provided with an extension plate (10), the other end of the fastening clamp is provided with a notch (11) which is inserted with the extension plate (10), and the extension plate (10) is positioned at the opening part of the outer opening ring (3).

4. A pipe coupling according to claim 1, wherein: a plurality of coincident through holes (12) are uniformly arranged on the annular groove (4) and the annular bulge (6) at intervals, and support columns (13) are inserted in each coincident through hole (12).

5. A pipe connection according to claim 2, wherein: the outer periphery of the auxiliary clamp (8) is provided with a plurality of strip-shaped protrusions (7), and the inner wall of the outer protection ring (5) is provided with a plurality of strip-shaped grooves spliced with the strip-shaped protrusions (7).

6. A pipe coupling according to claim 1, wherein: the inner wall of the outer opening ring (3) is provided with a rubber layer.