CN210890531U

CN210890531U - Quick-insertion type external connecting assembly of composite corrugated pipe

Info

Publication number: CN210890531U
Application number: CN201921680620.9U
Authority: CN
Inventors: 陶正年
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-30
Anticipated expiration: 2029-09-27

Abstract

The utility model relates to a compound bellows insert formula outer coupling assembling soon, it includes the bellows, envelope overcoat and the outer coupling assembling of installing on compound bellows end, this outer coupling assembling includes an external pipe fitting, opening snap ring and O type circle, the inner chamber of external pipe fitting is equipped with an annular groove, an opening snap ring is imbedded in the activity of annular groove, the inner chamber of external pipe fitting is inserted fast to the end of bellows, and when inserting the opening snap ring, the opening snap ring can elastic expansion open, make it insert smoothly, and hold tightly in the ditch inslot of bellows, the axial pins the position of external pipe fitting on the bellows, several inslots that lean on within the opening snap ring on the bellows and set up more than one O type circle between the inner wall of external pipe fitting, reach axial seal between the two. In a word, the utility model discloses effective swift solution compound bellows's outer connection structure's sealed problem is worth popularizing and applying.

Description

Quick-insertion type external connecting assembly of composite corrugated pipe

Technical Field

A quick-plugging external connection component relating to a composite corrugated pipe is mainly applied to conveying pipelines of water and other fluids.

Background

Heretofore, one patent application of the present applicant is "an external connection assembly for a composite corrugated pipe", which is not a quick-insertion type, but has a disadvantage of involving a large number of steps and a high cost, although the pressure resistance level is high. Because this application structure is simpler, and the installation is swift, more is fit for general engineering demand, and can reach sufficient intensity and sealed requirement.

SUMMERY OF THE UTILITY MODEL

The patent application of the applicant aims at providing an external connecting component of a composite corrugated pipe, which has more mounting procedures and higher cost, has simpler structure and quick mounting, is more suitable for the requirements of general engineering, and can meet the requirements of sufficient strength and sealing

The technical scheme of the utility model is that: a fast-inserting type external connection assembly of a composite corrugated pipe comprises a corrugated pipe 1, an envelope jacket 2 and an external connection assembly arranged on the end head of the composite corrugated pipe, wherein the external connection assembly comprises an external pipe 3, an elastic opening clamping ring 4 and an O-shaped ring 5, one section of the envelope jacket 2 is removed from one end of the composite corrugated pipe 1 which is sleeved with the external pipe 3, an annular groove 31 is arranged in the inner cavity depth of one end of the external pipe 3 which is sleeved with the corrugated pipe 1 in a sliding way and along the circumference of the inner wall, an opening clamping ring 4 is embedded in the annular groove 31, the maximum diameter of the annular groove 31 is larger than the outer diameter of the opening clamping ring 4 by a certain dimension, so that the end head of the corrugated pipe 1 is fast inserted into the inner cavity of the external pipe 3, and the opening clamping ring 4 can expand elastically until the opening clamping ring 4 is inserted, so that the opening clamping ring 4 can, the position of the external pipe fitting 3 on the corrugated pipe 1 is axially locked, and more than one O-shaped ring 5 is arranged between a plurality of grooves close to the inside of the split snap ring 4 on the corrugated pipe 1 and the inner wall of the external pipe fitting 3 in sliding sleeve joint with the split snap ring, so that the axial sealing between the two is realized.

The external interface of the external pipe fitting 3 in the technical scheme can be a straight pipe or an elbow pipe.

The second scheme of the utility model is: on the basis of the first scheme, an angle valve 6 is connected to the external interface of the external component 3, and the angle valve 6 and the external interface are combined to be used as a unit component for a pipeline of tap water or other fluids, wherein the angle valve 5 can also be other valves, such as a stop valve and the like, and can be selected at will according to the convenient use of engineering.

The utility model relates to a compound bellows insert formula outer coupling assembling soon mainly is applied to among the water and other fluidic delivery pipeline. Because the utility model discloses the structure is simpler, and the installation is swiftly convenient, and the cost is on the low side, more is fit for general water supply engineering demand.

Drawings

Fig. 1 is a plan sectional view of a first embodiment of the present invention;

FIG. 2 is an enlarged view of the portion B of FIG. 1 according to the present invention;

fig. 3 is a plan view of a second embodiment of the present invention

1. Corrugated pipe 2, enveloping jacket 3, external connecting piece 31, annular groove 4, split snap ring 5, O-shaped ring 6 and angle valve

Detailed Description

The first embodiment of the present invention

Fig. 1 is a plan sectional view of the present embodiment, showing the structure of the present embodiment. FIG. 2 is an enlarged view of the portion B of FIG. 1, showing the structure of the annular groove 31 of the inner cavity of the male coupling 3, the snap ring 4 fitted therein, and the O-ring fitted in the groove of the corrugated tube 1

The composite corrugated pipe of the embodiment comprises a corrugated pipe 1, an enveloping outer sleeve 2 and an outer connecting assembly arranged on the end head of the composite corrugated pipe, wherein the outer connecting assembly comprises an external pipe 3, an elastic opening snap ring 4 and an O-shaped ring 5, one end of the composite corrugated pipe 1, which is sleeved with the external pipe 3, is provided with one section of the enveloping outer sleeve 2, the inner cavity of the end of the external pipe 3, which is sleeved with the corrugated pipe 1 in a sliding way, is deeply provided with an annular groove 31 along the circumference of the inner wall, an opening snap ring 4 is movably embedded in the annular groove 31, the maximum diameter of the annular groove 31 is larger than the outer diameter of the opening snap ring 4 by a certain dimension, so that the end head of the corrugated pipe 1 is rapidly inserted into the inner cavity of the external pipe 3, and until the opening snap ring 4 is inserted, the opening snap ring 4 can be expanded elastically, so that the opening snap ring can be smoothly inserted and tightly hold in the groove of the, more than one O-shaped ring 5 is arranged between a plurality of grooves close to the inside of the split snap ring 4 on the corrugated pipe 1 and the inner wall of the external connecting pipe 3 in sliding sleeve connection with the split snap ring, so as to achieve axial sealing between the two.

Second embodiment of the present invention

Fig. 3 is a plan sectional view of the present embodiment, showing that an angle valve 6 is additionally attached to the external joint of the external pipe member 3.

The embodiment is based on the above embodiment, an angle valve 6 is additionally connected to the external interface of the external component 3, and the two are combined to be used as a unit component applied to a water pipeline, wherein the angle valve 5 can also be other valves, such as a stop valve and the like, and can be arbitrarily selected according to the convenient use of the engineering. Of course, in order to further reduce the cost and facilitate the use, the two can also be combined into a whole, and the quick-plugging external connection component with the composite corrugated pipe of the angle valve 6 can be directly manufactured into a whole.

To sum up, the utility model discloses make it compound bellows be fit for more using among the engineering of various water deliveries, swift, reliable, the cost is lower.

Claims

1. The utility model provides a compound bellows insert formula external connection subassembly soon, includes bellows (1), envelope overcoat (2) and installs the external connection subassembly on compound bellows end, its characterized in that: the external connecting component also comprises an external pipe (3), an elastic opening snap ring (4) and an O-shaped ring (5), one end of the composite corrugated pipe (1) which is sleeved with the external pipe (3) is provided with a section of enveloping outer sleeve (2) except, the inner cavity of one end of the external pipe (3) which is sleeved with the corrugated pipe (1) in a sliding way is provided with an annular groove (31) along the circumference of the inner wall, the opening snap ring (4) is movably embedded in the annular groove (31), the maximum diameter of the annular groove (31) is larger than the outer diameter of the opening snap ring (4) by a certain dimension, so that the end head of the corrugated pipe (1) is rapidly inserted into the inner cavity of the external pipe (3), and until the opening snap ring (4) is inserted, the opening snap ring (4) can be expanded and expanded elastically to be inserted smoothly and is clasped in the groove of the corrugated pipe (1), and the position of the external pipe (3) on the corrugated pipe (1) is, more than one O-shaped ring (5) is arranged between a plurality of grooves close to the inside of the opening clamping ring (4) on the corrugated pipe (1) and the inner wall of the external pipe fitting (3) in sliding sleeve joint with the groove to achieve axial sealing between the two.

2. The quick-plugging external connection component of a composite corrugated pipe as claimed in claim 1, wherein: an angle valve (6) is additionally connected to the outer connector of the external pipe fitting (3), and the angle valve are combined to be used as a unit component to be applied to a pipeline of tap water or other fluids.

3. The quick-plugging external connection component of a composite corrugated pipe as claimed in claim 2, wherein: the external pipe fitting (3) and the external angle valve (6) can be integrated.