CN111022788A

CN111022788A - Universal large-compensation-amount damping flexible connecting piece

Info

Publication number: CN111022788A
Application number: CN201911225796.XA
Authority: CN
Inventors: 华顺鑫; 华建春
Original assignee: Wuxi Huabo Metal Corrugated Hose Co Ltd
Current assignee: Wuxi Huabo Metal Corrugated Hose Co Ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-04-17

Abstract

The invention belongs to the technical field of damping soft connecting pieces, and particularly relates to a universal large-compensation damping soft connecting piece which comprises a corrugated pipe and a net sleeve, wherein the net sleeve is sleeved outside the corrugated pipe, connecting pipes are welded at the end parts of the corrugated pipe and the net sleeve, a reinforcing ring is welded at the joint of the connecting pipe and the net sleeve, the corrugated pipe is connected with a second elbow pipe through the connecting pipe welded at one end, and the corrugated pipe is connected with a third elbow pipe through the connecting pipe welded at the other end; through cup jointing the outside net cover at the bellows, the net cover of being convenient for protects bellows mechanical energy, bellows and the both ends welded of net cover are taken over simultaneously and are strengthened through the reinforcing ring, the stability of takeover welding at bellows and net cover tip has been increased, through the third elbow pipe take over and the reinforcing ring welding between two net covers, the welding of second elbow pipe is taken over between flange dish and the takeover simultaneously, and connect through the flange dish of taking the neck between second elbow pipe and the first elbow pipe.

Description

Universal large-compensation-amount damping flexible connecting piece

Technical Field

The invention belongs to the technical field of damping soft connecting pieces, and particularly relates to a universal large-compensation damping soft connecting piece.

Background

The main tools of shock absorption and shock absorption commonly applied to industrial and residential pipeline connection at present are various traditional flexible connections, the metal corrugated hose is one of the traditional flexible connections, and the metal corrugated hose or other flexible connections have the disadvantages of limited compensation amount, single displacement compensation direction, high compensation amount, high cost and the like.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides a universal large-compensation-amount damping soft connecting piece which has the characteristics of sufficient compensation amount and adaptability to pipelines in different directions.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an universal big offset shock attenuation soft connector, includes bellows and screen cloth, the screen cloth cup joints the outside at the bellows, the tip of bellows and screen cloth has all welded the takeover, the junction welding of takeover and screen cloth has the reinforcing ring, the bellows is connected with the second elbow pipe through one end welded takeover, the bellows is connected with the third elbow pipe through other end welded takeover, the tip welding of second elbow pipe has the flange dish of taking the neck, the second elbow pipe is connected with first elbow pipe through the flange dish of taking the neck, be provided with the gasket between two sub-dishes of second elbow pipe.

As the optimal technical scheme of the universal large-compensation-amount damping soft connecting piece, the third elbow pipe is of a V-shaped structure, and the net sleeves are welded at two ends of the third elbow pipe through the connecting pipes and the reinforcing rings.

As the optimal technical scheme of the universal large-compensation-amount damping soft connecting piece, the included angle of the two ends of the first elbow pipe ranges from 30 degrees to 120 degrees.

As the preferred technical scheme of the universal large-compensation-amount damping soft connecting piece, the second elbow pipe is of an arc-shaped structure.

As the preferred technical scheme of the universal large-compensation-amount shock absorption soft connecting piece, the reinforcing ring is of an annular structure and is fixed outside the welding line of the connecting pipe and the net sleeve through welding.

As the preferred technical scheme of the universal large-compensation-amount shock absorption soft connecting piece, the corrugated pipe is of a wavy tubular structure, and the net cover is of a tubular structure woven by steel wires.

Compared with the prior art, the invention has the beneficial effects that: through cup jointing the net cover in the bellows outside, the net cover of being convenient for protects bellows mechanical energy, bellows and the both ends welded of net cover are taken over simultaneously and are strengthened through the reinforcing ring, the stability of takeover welding at bellows and net cover tip has been increased, through the third elbow pipe take over and the reinforcing ring welding is between two net covers, the welding of second elbow pipe is between hubbed flange dish and takeover simultaneously, and connect through hubbed flange dish between second elbow pipe and the first elbow pipe, be convenient for the connecting piece to carry out the compensation connection to the outside pipeline of different corners.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a second elbow pipe and a first elbow pipe connection according to the present invention;

FIG. 3 is a schematic view of the structure of the adapter tube, the reinforcing ring, the bellows and the net cover in the present invention;

in the figure: 1. a necked-in flange disk; 2. a second elbow pipe; 3. taking over a pipe; 4. a reinforcing ring; 5. a bellows; 6. a net cover; 7. a third elbow pipe; 8. a gasket; 9. a first elbow pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an universal big offset shock attenuation soft connector, including bellows 5 and net cover 6, net cover 6 cup joints the outside at bellows 5, the tip of bellows 5 and net cover 6 has all welded takeover 3, the junction welding of takeover 3 and net cover 6 has reinforcing ring 4, bellows 5 is connected with second elbow pipe 2 through one end welded takeover 3, bellows 5 is connected with third elbow pipe 7 through other end welded takeover 3, the tip welding of second elbow pipe 2 has neck flange dish 1, second elbow pipe 2 is connected with first elbow pipe 9 through neck flange dish 1, be provided with gasket 8 between two sub-dishes of second elbow pipe 2.

In this embodiment, through cup jointing at 5 outside nets 6 of bellows, be convenient for nets 6 protect 5 mechanical energy of bellows, bellows 5 and nets 6's both ends welded takeover 3 strengthens through reinforcing ring 4 simultaneously, the stability of takeover 3 welding at bellows 5 and nets 6 tip has been increased, through third elbow pipe 7 through takeover 3 and reinforcing ring 4 welding between two

nets

6, 2 welding of second elbow pipe is between area neck flange dish 1 and takeover 3 simultaneously, and connect through area neck flange dish 1 between second elbow pipe 2 and the first elbow pipe 9, be convenient for the connecting piece carries out the compensation connection to the outside pipeline of different corners.

Specifically, the third elbow pipe 7 is of a V-shaped structure, and the net sleeves 6 are welded at two ends of the third elbow pipe 7 through the connecting pipes 3 and the reinforcing rings 4.

In this embodiment, the third elbow pipe 7 is welded and connected, meanwhile, the third elbow pipe 7 is of a V-shaped structure, and the third elbow pipe 7 is located in the middle of the overall flexible connection and used for dividing the left and right metal corrugated pipes 5, so that the overall flexible connection has ultrahigh axial compensation, both sides of the overall flexible connection can bear displacements in different directions, and the left and right pipelines can be protected from damage due to unilateral overload displacement compensation during operation, and loss is reduced.

Specifically, the included angle at the two ends of the first elbow pipe 9 is 30 degrees to 120 degrees, and the included angle can be changed according to requirements, for example, the included angle at the two ends is 90 degrees, so that the connecting piece is connected with an external pipeline.

Specifically, the second elbow pipe 2 has an arc-shaped structure.

In this embodiment, the extension direction of the flexible connection is satisfied by the second elbow pipe 2 having an arc-shaped structure and the second elbow pipe 2 customizing different angles according to the installation position and the displacement compensation direction requirement.

Specifically, the reinforcing ring 4 is of an annular structure, and the reinforcing ring 4 is fixed outside the welding seam of the connecting pipe 3 and the net sleeve 6 through welding.

In this embodiment, be annular structure through reinforcing ring 4, and reinforcing ring 4 is outside through welded fastening's the welding seam of takeover 3 and net cover 6 for promote the bulk strength and the fatigue life of flexible coupling.

Specifically, the corrugated pipe 5 is a wave tubular structure, and the net cover 6 is a tubular structure woven by steel wires.

In the embodiment, the corrugated pipe 5 is of a wavy tubular structure, the net cover 6 is of a steel wire woven tubular structure, the corrugated pipe 5 is formed by a metal straight pipe in a die in a hydraulic mode, and the overall flexible connection has large displacement compensation amount by utilizing the characteristic that the corrugated pipe is easy to bend and compress.

The working principle and the using process of the invention are as follows: during production, the net cover 6 is sleeved outside the corrugated pipe 5, the end parts of the corrugated pipe 5 and the net cover 6 are connected with the connecting pipe 3 in a welding way, meanwhile, the welding seam is sleeved with the reinforcing ring 4 and is continuously fixed by welding, the reinforcing rings 4 welded at the end parts of the two net sleeves 6 are welded at the two ends of the third elbow pipe 7, meanwhile, the connecting pipe 3 welded at the other end of the net sleeve 6 is welded and fixed with the second elbow pipe 2, the second elbow pipe 2 with a proper angle is welded and connected with the flange plate 1 with a neck according to the angle of an external pipeline, meanwhile, the first elbow pipe 9 is fixedly connected with the second elbow pipe 2 through the flange plate 1 with a neck, the gasket 8 is arranged between the two sub-plates of the flange plate 1 with a neck, when in use, the two first elbow pipes 9 are fixedly connected with an external pipeline, so that the bellows 5 between the second elbow pipe 2 and the third elbow pipe 7 buffers the stress generated from the pipe.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a universal big compensation volume shock attenuation soft connector, includes bellows (5) and net cover (6), its characterized in that: the outside at bellows (5) is cup jointed in net cover (6), the tip of bellows (5) and net cover (6) all welds takeover (3), the junction welding of takeover (3) and net cover (6) has reinforcing ring (4), bellows (5) are connected with second elbow pipe (2) through one end welded takeover (3), bellows (5) are connected with third elbow pipe (7) through other end welded takeover (3), the tip welding of second elbow pipe (2) has hubbed flange dish (1), second elbow pipe (2) are connected with first elbow pipe (9) through hubbed flange dish (1), be provided with gasket (8) between two sub-dishes of second elbow pipe (2).

2. The universal large-compensation-amount damping soft connecting piece as claimed in claim 1, wherein: the third elbow pipe (7) is of a V-shaped structure, and the net sleeves (6) are welded at the two ends of the third elbow pipe (7) through the connecting pipes (3) and the reinforcing rings (4).

3. The universal large-compensation-amount damping soft connecting piece as claimed in claim 1, wherein: the included angle of the two ends of the first elbow pipe (9) ranges from 30 degrees to 120 degrees.

4. The universal large-compensation-amount damping soft connecting piece as claimed in claim 1, wherein: the second elbow pipe (2) is of an arc-shaped structure.

5. The universal large-compensation-amount damping soft connecting piece as claimed in claim 1, wherein: the reinforcing ring (4) is of an annular structure, and the reinforcing ring (4) is fixed outside the welding line of the connecting pipe (3) and the net sleeve (6) through welding.

6. The universal large-compensation-amount damping soft connecting piece as claimed in claim 1, wherein: the corrugated pipe (5) is of a wave tubular structure, and the net sleeve (6) is of a tubular structure woven by steel wires.