CN210424101U

CN210424101U - Flexible connection pipeline

Info

Publication number: CN210424101U
Application number: CN201920959551.9U
Authority: CN
Inventors: 过力; 薛菁
Original assignee: Jiangsu Suyang Construction Co ltd
Current assignee: Jiangsu Xinsuyang Construction Co ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-04-28
Anticipated expiration: 2029-06-24

Abstract

The utility model discloses a flexible connecting pipeline belongs to the connecting line field, and its technical scheme main points are including first pipeline and second pipeline, its characterized in that: the flexible connection pipeline comprises a first pipeline and a second pipeline, wherein the first pipeline and the second pipeline are connected through a flexible connection piece, the flexible connection piece comprises an aluminum alloy corrugated pipe, two ends of the aluminum alloy corrugated pipe are respectively provided with a flange plate and are respectively fixedly connected with the first pipeline and the second pipeline through the flange plates, two ends of the aluminum alloy corrugated pipe are respectively provided with an inserting pipe, the two inserting pipes are respectively inserted into the first pipeline and the second pipeline, and the flexible connection pipeline has the advantage of good sealing performance.

Description

Flexible connection pipeline

Technical Field

The utility model relates to a connecting line, in particular to flexible connecting line.

Background

In existing residential housing, the pipes are often rigidly connected. In the house decoration process, wall smashing and other processes are often carried out on a wall body, the generated vibration slightly shakes and loosens the bolts connected with the pipelines, and when the earthquake comes, the pipelines are likely to completely shake and loosen the bolts; at this time, the sealing structure of the pipeline is broken, and tap water, natural gas, or the like inside leaks, causing a secondary disaster.

Chinese patent with publication number CN203010061U discloses a vacuum equipment pipeline flexible connection, which comprises a plurality of sections of exhaust pipes connected with vacuum equipment, wherein the adjacent exhaust pipes are connected through a sealing sleeve, the specific heat capacity of the sealing sleeve is larger than that of the exhaust pipes, and the sealing sleeve is made of soft plastic materials.

Although the pipeline connection can be completed by the pipeline soft connection structure, the sealing sleeve is connected only by the sealing sleeve, the sealing sleeve is easy to age and damage, and the sealing performance of the connection part is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a flexible coupling pipeline, its advantage lies in having good sealing performance.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a flexible connecting pipeline comprises a first pipeline and a second pipeline, and is characterized in that: the first pipeline and the second pipeline are connected through a flexible connecting piece, the flexible connecting piece comprises an aluminum alloy corrugated pipe, two ends of the aluminum alloy corrugated pipe are respectively provided with a flange plate and are respectively fixedly connected with the first pipeline and the second pipeline through the flange plates, two ends of the aluminum alloy corrugated pipe are respectively provided with an inserting pipe, and the two inserting pipes are respectively inserted into the first pipeline and the second pipeline.

By adopting the technical scheme, the insertion pipes at the two ends of the aluminum alloy corrugated pipe can be respectively inserted into the first pipeline and the second pipeline, the outer surface of each insertion pipe is in close contact with the inner surface of the stepped hole, the contact area is large, and the sealing performance of the joint of the first pipeline and the second pipeline is improved; the flexible connecting piece tightly connects the first pipeline and the second pipeline in a flange connection mode; because the aluminum alloy corrugated pipe has good flexibility, when the joint of the strand pipeline is under the action of external force, the aluminum alloy corrugated pipe can be bent, the displacement can be prevented from damaging the joint of the pipeline, the sealing structure is prevented from being damaged, and the sealing performance of the joint of the pipeline is improved.

Furthermore, the aperture of the insertion pipe is smaller than that of the aluminum alloy corrugated pipe, and a sealing sleeve is sleeved on the insertion pipe.

By adopting the technical scheme, the plug pipe is in contact with the inner part of the stepped hole through the sealing sleeve, so that the gap is further filled, and the sealing performance is improved.

Furthermore, the outer side surface of the insertion pipe is provided with a strip-shaped insertion block, the insertion block is arranged along the normal direction of the insertion pipe, and the inside of the sealing sleeve is provided with a slot which is in insertion fit with the insertion block.

Through adopting above-mentioned technical scheme, the seal cover is installed through the mode that the cover was established and is pegged graft on the pipe, and the inserted block cooperates with the slot, with seal cover and the pipe inseparabler connection of pegging graft, prevents that seal cover and the pipe of pegging graft from taking place the relative pivoted condition.

Further, the sealing sleeve is made of rubber.

By adopting the technical scheme, as the rubber has good elasticity, when the sealing sleeve is inserted into the stepped hole, the sealing sleeve deforms under pressure, so that the gap between the sealing sleeve and the stepped hole is further filled, and the sealing performance is improved.

Furthermore, the end face of the flange plate is provided with an annular gasket, and the gasket is made of rubber.

By adopting the technical scheme, the rubber has good elasticity, so the gasket has good buffer performance, rigid contact between the flanges is avoided, and the damage to the flanges is avoided.

Furthermore, anti-skidding lines are uniformly arranged on the two end faces of the gasket.

Through adopting above-mentioned technical scheme, just increase the roughness of packing ring terminal surface through anti-skidding line to increase the frictional resistance between packing ring and the ring flange, avoid appearing the gliding condition of packing ring and appear.

Furthermore, the flange plate is provided with a stud in a penetrating manner, and two ends of the stud are respectively in threaded connection with a hexagon nut.

Through adopting above-mentioned technical scheme, two hexagon nuts respectively with the surface contact of two ring flanges, guarantee two ring flanges zonulae occludens.

Further, the aluminum alloy corrugated pipe is sleeved with a rubber corrugated pipe, and the rubber corrugated pipe is in interference fit with the aluminum alloy corrugated pipe.

Through adopting above-mentioned technical scheme, consolidate the surface of aluminum alloy corrugated pipe through rubber bellows, reduce because the crooked condition that leads to its surface to tear of aluminum alloy corrugated pipe.

To sum up, the utility model discloses following beneficial effect has:

1. the plug pipes at the two ends of the aluminum alloy corrugated pipe can be respectively plugged into the first pipeline and the second pipeline, the outer surface of each plug pipe is in close contact with the inner surface of the stepped hole, the contact area is large, and the sealing performance of the joint of the plug pipes and the stepped hole is improved; the flexible connecting piece tightly connects the first pipeline and the second pipeline in a flange connection mode; because the aluminum alloy corrugated pipe has good flexibility, when the joint of the strand pipeline is acted by external force, the aluminum alloy corrugated pipe can be bent, so that the joint of the pipeline can be prevented from being damaged by displacement, the sealing structure is prevented from being damaged, and the sealing performance of the joint of the pipeline is improved;

2. the sealing sleeve has good elasticity, and when the sealing sleeve is inserted into the stepped hole, the sealing sleeve is deformed under pressure, so that a gap between the sealing sleeve and the stepped hole is further filled, and the sealing performance is improved.

Drawings

FIG. 1 is a schematic diagram of a flexible connecting line;

FIG. 2 is a schematic diagram of an exploded structure of a flexible connecting pipeline;

fig. 3 is a schematic sectional structure view of the flexible connecting line.

In the figure, 1, a first pipeline; 2. a second conduit; 3. a flexible connector; 31. a rubber bellows; 32. an aluminum alloy corrugated pipe; 321. inserting a pipe; 33. inserting a block; 34. a flange plate; 341. a gasket; 35. a stud; 351. a hexagonal nut; 37. sealing sleeves; 371. and (4) a slot.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a flexible connection pipeline is shown in figure 1 and comprises a first pipeline 1 and a second pipeline 2, wherein the first pipeline 1 is the same as the second pipeline 2, and the first pipeline 1 is connected with the second pipeline 2 through a flexible connecting piece 3 to complete the pipeline connection work.

Referring to fig. 2 and 3, stepped holes are formed in the end portions of the first pipeline 1 and the second pipeline 2, a flange plate 34 is arranged on the end portions of the first pipeline 1 and the second pipeline 2, and the first pipeline 1 and the second pipeline 2 are fixedly connected with the flexible connecting member 3 in a flange connection mode.

As shown in fig. 2 and 3, the flexible connection member 3 includes an aluminum alloy corrugated tube 32, and the aluminum alloy corrugated tube 32 itself has good bending properties.

As shown in fig. 2 and 3, the aluminum alloy corrugated tube 32 is sleeved with the rubber corrugated tube 31, and the rubber corrugated tube 31 and the aluminum alloy corrugated tube 32 are in interference fit, so that the rubber corrugated tube 31 can be tightly wrapped on the aluminum alloy corrugated tube 32 to reinforce the aluminum alloy corrugated tube 32.

Referring to fig. 2 and 3, the two ends of the aluminum alloy corrugated pipe 32 are provided with the insertion pipes 321, the aperture of the insertion pipes 321 is smaller than that of the aluminum alloy corrugated pipe 32, the insertion pipes 321 can be inserted into the stepped holes, and the two pipes have large contact area and good sealing performance.

As shown in fig. 2 and 3, the plug pipe 321 is sleeved with a sealing sleeve 37, and the sealing sleeve 37 is made of rubber, so that the sealing sleeve 37 has good elasticity. The plug pipe 321 is in contact with the inner wall of the stepped hole through the sealing sleeve 37, the plug pipe 321 is prevented from being in direct contact with the stepped hole, the outer side face of the plug pipe 321 and the inner portion of the stepped hole are prevented from being scratched mutually, meanwhile, the sealing sleeve 37 deforms under pressure, gaps between the sealing sleeve 37 and the stepped hole are further filled, and sealing performance is improved.

As shown in fig. 2 and 3, the outer side surface of the insertion tube 321 is provided with a strip-shaped insertion block 33, and the insertion block 33 is arranged along a normal direction of the outer side surface of the insertion tube 321. The inner wall of the sealing sleeve 37 is provided with a slot 371 for inserting and matching with the plug block 33. During installation, a worker firstly needs to correspondingly insert the slot 371 into the insert 33, and the slot 371 and the insert 33 can also prevent the sealing sleeve 37 from rotating.

Referring to fig. 2 and 3, flanges 34 are also provided at both ends of the aluminum alloy bellows 32, and a gasket 341 made of rubber is provided on an end surface of the flange 34, and the gasket 341 itself has good elasticity. When the flange 34 of the aluminum alloy corrugated pipe 32 is connected with the flange 34 of the first pipeline 1, the gasket 341 is located between the two flanges 34, and the gasket 341 has good buffering performance, so that rigid contact between the flanges 34 is avoided, and the flanges 34 are prevented from being damaged.

Referring to fig. 2 and 3, the front and back end surfaces of the washer 341 are provided with anti-slip stripes, and the anti-slip stripes are radial, so as to increase the surface roughness of the end surface of the washer 341, that is, increase the frictional resistance between the washer 341 and the flange 34.

Referring to fig. 2 and 3, a plurality of studs 35 penetrate between the two flange plates 34, the studs 35 are uniformly arranged along the circumferential direction of the flange plates 34, hexagonal nuts 351 are respectively connected to two ends of the studs 35 through threads, and the two hexagonal nuts 351 are respectively in contact with the surfaces of the two flange plates 34 through gaskets, so that the hexagonal nuts 351 are prevented from scratching the surfaces of the flange plates 34 in the screwing process.

The specific implementation process comprises the following steps: the pipe 321 of pegging graft at aluminum alloy corrugated pipe 32 both ends can be pegged graft respectively in first pipeline 1 and second pipeline 2 to flexible connectors 3 passes through the flange joint mode and is in the same place first pipeline 1 and second pipeline 2 zonulae occludens, has good pliability in aluminum alloy corrugated pipe 32, when thigh pipeline junction received exogenic action, aluminum alloy corrugated pipe 32 can be crooked, can prevent that the displacement from damaging the pipe connection department, avoids destroying seal structure.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a flexible coupling pipeline, includes first pipeline (1) and second pipeline (2), the tip of first pipeline (1) and second pipeline (2) is echelonment, its characterized in that: the first pipeline (1) and the second pipeline (2) are connected through the flexible connecting piece (3), the flexible connecting piece (3) comprises an aluminum alloy corrugated pipe (32), flange plates (34) are arranged at two ends of the aluminum alloy corrugated pipe (32) respectively, and are fixedly connected with the first pipeline (1) and the second pipeline (2) through the flange plates (34), inserting pipes (321) are arranged at two ends of the aluminum alloy corrugated pipe (32) respectively, and the two inserting pipes (321) are inserted into the first pipeline (1) and the second pipeline (2) respectively.

2. A flexible connecting line as defined in claim 1, wherein: the aperture of the insertion pipe (321) is smaller than that of the aluminum alloy corrugated pipe (32), and a sealing sleeve (37) is sleeved on the insertion pipe (321).

3. A flexible connecting line as defined in claim 2, wherein: the outer side surface of the insertion pipe (321) is provided with a strip-shaped insertion block (33), the insertion block (33) is arranged along the normal direction of the insertion pipe (321), and the inner part of the sealing sleeve (37) is provided with a slot (371) which is in insertion fit with the insertion block (33).

4. A flexible connecting line as defined in claim 3, wherein: the sealing sleeve (37) is made of rubber.

5. A flexible connecting line as defined in claim 1, wherein: the end face of the flange plate (34) is provided with an annular gasket (341), and the gasket (341) is made of rubber.

6. A flexible connecting line as defined in claim 5, wherein: and anti-skid grains are uniformly arranged on two end faces of the gasket (341).

7. A flexible connecting line as defined in claim 1, wherein: the flange plate (34) is provided with a stud (35) in a penetrating mode, and two ends of the stud (35) are respectively in threaded connection with a hexagon nut (351).

8. A flexible connecting line as defined in claim 1, wherein: the aluminum alloy corrugated pipe (32) is sleeved with a rubber corrugated pipe (31), and the rubber corrugated pipe (31) is in interference fit with the aluminum alloy corrugated pipe (32).