CN213117988U

CN213117988U - Corrugated compensator

Info

Publication number: CN213117988U
Application number: CN202021774426.XU
Authority: CN
Inventors: 王巍; 陈海涛
Original assignee: Taizhou Weiketeli Machinery Manufacturing Co ltd
Current assignee: Changzhou Left Bank Technology Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-05-04
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a ripple compensator, including the inlayer pipeline, two sets of cyclic annular connecting pieces of lateral surface fixedly connected with of inlayer pipeline, it is two sets of fixedly connected with bellows between the cyclic annular connecting piece, the middle part of inlayer pipeline and the inboard that is located the bellows have seted up the fracture, one of them cross-section fixedly connected with of fracture keeps off the ring, the medial surface that the fixed ring that keeps off is provided with toper inclined plane mouth, a side that the fixed ring that keeps off just is located the inside fixedly connected with retaining cylinder of fracture, the medial surface of retaining cylinder just is close to the side that keeps off the ring and forms a rivers region of standing between the retaining cylinder. The utility model discloses, be provided with a retaining section of thick bamboo through the inboard at the inlayer pipeline, utilize the fixed fender ring of front side, make the top of a retaining section of thick bamboo form a rivers district of stewing, can reduce the wearing and tearing of rivers to a retaining section of thick bamboo, increase the life of a retaining section of thick bamboo, make the life increase of whole bellows.

Description

Corrugated compensator

Technical Field

The utility model relates to a pipeline compensator technical field especially relates to a ripple compensator.

Background

The expansion joint (compensator) of corrugated pipe is made of metal corrugated pipe, it can be extended and contracted along the axial direction, and also can be bent a small quantity, in order to prevent the over-allowable compensation quantity, two ends of corrugated pipe are equipped with protective pull rod or protective ring, and the pipelines connected with it are equipped with guide supports, and in addition, it also has corner type and transverse type expansion joints, and can be used for compensating the corner deformation and transverse deformation of pipeline.

However, in general, the conventional bellows compensator has a simple internal structure, and has a large water flow abrasion when in use, so that the service life is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a ripple compensator.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a corrugated compensator comprises an inner-layer pipeline, wherein the outer side surface of the inner-layer pipeline is fixedly connected with two groups of annular connecting pieces, a corrugated pipe is fixedly connected between the two groups of annular connecting pieces, a fracture is formed in the middle of the inner-layer pipeline and positioned on the inner side of the corrugated pipe, one cross section of the fracture is fixedly connected with a fixed baffle ring, the inner side surface of the fixed baffle ring is provided with a conical inclined plane opening, a water retaining cylinder is fixedly connected to one side surface of the fixed baffle ring and positioned inside the fracture, a water flow standing area is formed between the inner side surface of the water retaining cylinder and the side surface of the fixed baffle ring and close to the water retaining cylinder, the other cross section of the fracture is provided with an annular step groove, two ends of the inner-layer pipeline are fixedly connected with connecting flanges, the outer end surfaces of the connecting flanges are provided with water storage groove openings, the, and a sealing gasket is fixedly connected inside the sealing notch.

As a further description of the above technical solution:

an annular water storage space is formed between the inner layer pipeline and the corrugated pipe.

As a further description of the above technical solution:

a gap opening is formed between the outer side face of the water blocking cylinder and the annular step groove, and an annular opening is also formed between the end face of the water blocking cylinder and the annular step groove.

As a further description of the above technical solution:

a plurality of connecting holes are formed in the side face of the connecting flange and located on the outer side of the sealing groove opening, the number of the connecting holes is multiple, and the connecting holes are distributed in an annular array mode.

As a further description of the above technical solution:

and a gap between the side wall of the connecting hole and the outer ring of the sealing notch is not more than 1 cm.

As a further description of the above technical solution:

two be provided with guide bracket between the flange, guide bracket's side just is close to both ends and all is provided with the screw thread.

As a further description of the above technical solution:

and the guide bracket is fixedly connected with the connecting flange through two groups of nuts.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this corrugated compensator is provided with a retaining cylinder through the inboard at the inlayer pipeline, utilizes the fixed ring that keeps off of front side, makes the top of retaining cylinder form a rivers district that stews, can reduce rivers to the wearing and tearing of retaining cylinder, increases the life of a retaining cylinder, makes the life increase of whole bellows.

2. Compared with the prior art, this kind of ripple compensator, through the equal fixedly connected with flange in the both ends of inlayer pipeline, can be convenient for between this bellows installation pipeline interface, through being provided with in flange's side and depositing water the notch, it can at first accumulate water to deposit water the notch, reduces the water pressure to the outside, then utilizes seal gasket to seal, can guarantee that whole connector seal is than better.

Drawings

Fig. 1 is a cross-sectional view of a corrugated compensator according to the present invention;

fig. 2 is an enlarged view of a point a in fig. 1 according to the present invention;

fig. 3 is a schematic structural view of a connecting flange of a corrugated compensator according to the present invention.

Illustration of the drawings:

1. an inner layer pipe; 2. an annular connector; 3. a bellows; 4. breaking off; 5. fixing the baffle ring; 6. a tapered bevel port; 7. an annular step groove; 8. a water retaining cylinder; 9. a connecting flange; 10. a water storage notch; 11. sealing the notch; 12. sealing gaskets; 13. connecting holes; 14. a water flow standing area; 15. a clearance opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a corrugated compensator: the corrugated pipe comprises an inner-layer pipeline 1, wherein two groups of annular connecting pieces 2 are fixedly connected to the outer side surface of the inner-layer pipeline 1 and used for connecting a corrugated pipe 3, the corrugated pipe 3 is fixedly connected between the two groups of annular connecting pieces 2, a fracture 4 is formed in the middle of the inner-layer pipeline 1 and positioned on the inner side of the corrugated pipe 3, water can flow into a space formed between the corrugated pipe 3 and the inner-layer pipeline 1, one cross section of the fracture 4 is fixedly connected with a fixed baffle ring 5, a conical inclined plane opening 6 is formed in the inner side surface of the fixed baffle ring 5 and can change the direction of the water flow to flow inwards so as to avoid impacting a water blocking cylinder 8, a water blocking cylinder 8 is fixedly connected to one side surface of the fixed baffle ring 5 and positioned in the fracture 4, a water flow standing area 14 is formed between the inner side surface of the water blocking cylinder 8 and the side surface of the, annular step groove 7 has been seted up to another cross-section of fracture 4, inner pipe 1's both ends fixedly connected with flange 9, flange 9's outer terminal surface has been seted up and has been deposited water notch 10, can slow down the impact to seal gasket 12 of rivers, flange 9's outer terminal surface just is located the outside of depositing water notch 10 and has been seted up sealed notch 11, the inside fixedly connected with seal gasket 12 of sealed notch 11 for guarantee the leakproofness of junction.

An annular water storage space is formed between the inner layer pipeline 1 and the corrugated pipe 3, water in the water storage space hardly flows, a gap opening 15 is arranged between the outer side surface of the water retaining cylinder 8 and the annular step groove 7, an annular opening is also arranged between the end surface of the water retaining cylinder 8 and the annular step groove 7, water flow can enter the water storage space through the annular opening and the gap opening 15, a plurality of connecting holes 13 are formed in the side surface of the connecting flange 9 and positioned on the outer side of the sealing notch 11 and used for connecting the connecting flange 9, the number of the connecting holes 13 is multiple, the connecting holes 13 are arranged in an annular array mode, the gap between the side wall of each connecting hole 13 and the outer ring of the sealing notch 11 is not more than 1cm, the connection tightness is ensured, the sealing gasket 12 can well play a sealing role, a guide support is arranged between the two connecting flanges 9, and threads are arranged on the side surface, fixed connection is carried out through two sets of nuts between guide bracket and flange 9, can adjust the length of bellows 3 through adjusting two sets of nuts, and it is more convenient to use.

The working principle is as follows: when in use, carry out zonulae occludens through the clamping piece to the flange 9 at both ends and the flange interface of pipeline can, rivers can at first enter into when this ripple compensator is passed through to deposit water notch 10, then rivers block when soaking seal gasket 12 department, can play the cushioning effect to the rivers in this compensator pipe through what set up depositing water notch 10, avoid high-pressure rivers direct impact seal gasket 12, thereby guarantee the leakproofness of connecting, through set up rivers district 14 that stews in the port department, rivers are through behind 6 departments of toper inclined plane mouth, rivers can flow to the inboard rapidly, and then avoid strikeing 8 inner walls of manger plate section of thick bamboo, increase the device's life.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A corrugated compensator comprising an inner pipe (1), characterized in that: the outer side surface of the inner layer pipeline (1) is fixedly connected with two groups of annular connecting pieces (2), a corrugated pipe (3) is fixedly connected between the two groups of annular connecting pieces (2), a fracture (4) is formed in the middle of the inner layer pipeline (1) and located on the inner side of the corrugated pipe (3), one cross section of the fracture (4) is fixedly connected with a fixed retaining ring (5), a conical inclined plane opening (6) is formed in the inner side surface of the fixed retaining ring (5), one side surface of the fixed retaining ring (5) is located on the inner side of the fracture (4), a water retaining cylinder (8) is fixedly connected with the inner side surface of the water retaining cylinder (8), a water flow standing area (14) is formed between the inner side surface of the water retaining cylinder (8) and the side surface of the fixed retaining ring (5) and close to the water retaining cylinder (8), an annular step groove (7) is formed in the other cross section of the fracture, water storage notches (10) are formed in the outer end face of the connecting flange (9), sealing notches (11) are formed in the outer end face of the connecting flange (9) and located on the outer side of the water storage notches (10), and sealing gaskets (12) are fixedly connected to the inner portions of the sealing notches (11).

2. A ripple compensator according to claim 1, wherein: an annular water storage space is formed between the inner layer pipeline (1) and the corrugated pipe (3).

3. A ripple compensator according to claim 1, wherein: a gap opening (15) is formed between the outer side surface of the water blocking cylinder (8) and the annular step groove (7), and an annular opening is also formed between the end surface of the water blocking cylinder (8) and the annular step groove (7).

4. A ripple compensator according to claim 1, wherein: the side of flange (9) just is located the outside of sealed notch (11) and has seted up a plurality of connecting holes (13), the quantity of connecting hole (13) is a plurality of, and is a plurality of connecting hole (13) annular array arranges.

5. A ripple compensator according to claim 4, wherein: and a gap between the side wall of the connecting hole (13) and the outer ring of the sealing notch (11) is not more than 1 cm.

6. A ripple compensator according to claim 1, wherein: two be provided with guide bracket between flange (9), guide bracket's side just is close to both ends and all is provided with the screw thread.

7. A ripple compensator according to claim 6, wherein: the guide support and the connecting flange (9) are fixedly connected through two groups of nuts.