CN213117838U

CN213117838U - Reinforced silent fluid alloy pipe

Info

Publication number: CN213117838U
Application number: CN202021998944.XU
Authority: CN
Inventors: 黄靖涛
Original assignee: Inner Mongolia Dongjiao Electric Power Equipment Co ltd
Current assignee: Inner Mongolia Dongjiao Electric Power Equipment Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-05-04
Anticipated expiration: 2030-09-14

Abstract

The utility model belongs to the technical field of alloy pipes, and particularly discloses a reinforced silent fluid alloy pipe, which comprises an inner pipe, a middle pipe and an outer pipe which are arranged from inside to outside in sequence; the inner wall of the inner pipe is provided with a spiral flow guide column, a first cavity is arranged between the inner pipe and the middle pipe, and first sound absorption cotton is arranged inside the first cavity; a second sound-absorbing cotton is arranged outside the middle pipe, a second cavity is arranged between the second sound-absorbing cotton and the outer pipe, a plurality of shock-absorbing strips are arranged in the second cavity in an annular array mode, shock-absorbing cavities are arranged inside the shock-absorbing strips, and supporting rods are arranged inside the shock-absorbing cavities; the utility model discloses the silence is effectual, can reduce the sound that produces when the fluid flows, simultaneously, has better crashproof ability, has improved the bulk strength of alloy pipe.

Description

Reinforced silent fluid alloy pipe

Technical Field

The utility model relates to an alloy pipe technical field specifically is a strenghthened type silence fluid alloy pipe.

Background

The alloy pipe is one kind of seamless steel pipe, and is divided into seamless pipe and high pressure heat resisting alloy pipe. The alloy pipe is mainly different from the production standard and the industry of the alloy pipe, the chemical components of the alloy pipe contain more Cr, and the alloy pipe has the performances of high temperature resistance, low temperature resistance and corrosion resistance, so the alloy pipe has wider application in the industries of petroleum, aerospace, chemical industry, electric power, boilers, military industry and the like.

The existing alloy pipe has high noise when carrying out fluid transportation, and in addition, the alloy pipe has low overall strength, which affects the service life of the alloy pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a strenghthened type silence fluid alloy pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a reinforced silent fluid alloy pipe comprises an inner pipe, a middle pipe and an outer pipe which are arranged from inside to outside in sequence; the inner wall of the inner pipe is provided with a spiral flow guide column, a first cavity is arranged between the inner pipe and the middle pipe, and first sound absorption cotton is arranged inside the first cavity; the outside of well pipe is equipped with the second and inhales the sound cotton, and the second is inhaled and is equipped with the second cavity between sound cotton and the outer tube, and annular array is provided with a plurality of shock attenuation strips in the second cavity, and the inside of shock attenuation strip is equipped with the shock attenuation chamber, and the inside in shock attenuation chamber is equipped with the bracing piece.

Preferably, the first sound absorbing cotton is wavy, and a plurality of sound absorbing holes are formed in the first sound absorbing cotton.

Preferably, the sound absorbing holes are uniformly arranged on the first sound absorbing cotton.

Preferably, the damping strips and the supporting rods are made of rubber materials.

Preferably, the spiral guide pillar is integrally formed with the inner pipe.

Preferably, the inner wall of outer tube and the second inhale on the cotton outer wall of sound all seted up the draw-in groove with the corresponding department of a plurality of shock attenuation strips, and draw-in groove and shock attenuation strip joint.

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

1. the spiral flow guide column is arranged on the inner wall of the inner pipe, so that the flow is guided and drained, and the flowing sound of the fluid is reduced; through be equipped with the first sound cotton of inhaling, the second is inhaled the sound cotton in the outside of inner tube, and first sound cotton of inhaling is equipped with a plurality of sound holes of inhaling that are equipped with, can absorb the sound that the fluid produced, and then can improve the silence effect of alloy pipe.

2. The utility model discloses a be equipped with the shock attenuation strip, be equipped with the bracing piece in the shock attenuation strip, when the alloy pipe received the striking, can play buffering, crashproof effect, and then increased the bulk strength of alloy pipe, prolonged the life of alloy pipe.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

fig. 3 is a schematic view of the internal structure of the inner tube of the present invention.

In the figure: 1. an inner tube; 2. a middle tube; 3. an outer tube; 4. a first cavity; 5. a first sound absorbing cotton; 6. a spiral flow guiding column; 7. the second sound-absorbing cotton; 8. a second cavity; 9. a shock absorbing bar; 10. a damping chamber; 11. a support bar; 12. the sound absorbing hole.

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 "vertical", "upper", "lower", "horizontal", 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 in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a kind of strenghthened type silent fluid alloy pipe, including inner pipe 1, middle tube 2 and outer tube 3 set up sequentially from inside to outside; a spiral flow guide column 6 is arranged on the inner wall of the inner pipe 1, a first cavity 4 is arranged between the inner pipe 1 and the middle pipe 2, and first sound absorption cotton 5 is arranged inside the first cavity 4; the outside of well pipe 2 is equipped with the second and inhales sound cotton 7, and the second is inhaled and is equipped with second cavity 8 between sound cotton 7 and the outer tube 3, and 8 interior annular arrays of second cavity are provided with a plurality of shock attenuation strips 9, and the inside of shock attenuation strip 9 is equipped with shock attenuation chamber 10, and the inside of shock attenuation chamber 10 is equipped with bracing piece 11.

Further, the first sound absorbing cotton 5 is wavy, and a plurality of sound absorbing holes 12 are formed in the first sound absorbing cotton 5.

Further, a plurality of sound absorbing holes 12 are uniformly arranged on the first sound absorbing cotton 5.

Further, the damper strip 9 is made of a rubber material.

Further, the support rod 11 is made of rubber material

Further, the spiral guide pillar 6 is integrally formed with the inner pipe 1.

Further, draw-in grooves have all been seted up with the corresponding department of a plurality of shock attenuation strips 9 on the inner wall of outer tube 3 and on the outer wall of sound cotton 7 is inhaled to the second, and draw-in groove and 9 joints of shock attenuation strips.

The working principle is as follows: in the process of fluid conveying, the spiral flow guide column 6 is arranged on the inner wall of the inner pipe 1, the fluid is guided and drained, the flowing sound of the fluid is reduced, the first sound-absorbing cotton 5 is arranged on the outer side of the inner pipe 1, the sound-absorbing holes 12 are formed in the first sound-absorbing cotton 5, the sound generated by the fluid can be absorbed, the second sound-absorbing cotton 7 is arranged, the sound generated by the fluid can be absorbed again, and the silencing effect of the alloy pipe can be improved; when the alloy pipe outside receives pressure, through the shock attenuation strip 9 and the bracing piece 11 of extrusion by rubber materials making to make shock attenuation strip 9 and bracing piece 11 take place deformation, can realize buffering, crashproof effect, and then increased the bulk strength of alloy pipe, prolonged the life of alloy pipe.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A reinforced silent fluid alloy pipe is characterized by comprising an inner pipe (1), a middle pipe (2) and an outer pipe (3) which are sequentially arranged from inside to outside; a spiral flow guide column (6) is arranged on the inner wall of the inner pipe (1), a first cavity (4) is arranged between the inner pipe (1) and the middle pipe (2), and first sound absorption cotton (5) is arranged in the first cavity (4); the outside of well pipe (2) is equipped with the second and inhales sound cotton (7), and the second is inhaled and is equipped with second cavity (8) between sound cotton (7) and outer tube (3), and annular array is provided with a plurality of shock attenuation strips (9) in second cavity (8), and the inside of shock attenuation strip (9) is equipped with shock attenuation chamber (10), and the inside of shock attenuation chamber (10) is equipped with bracing piece (11).

2. The reinforced silent fluid alloy tube of claim 1, wherein: the first sound absorption cotton (5) is wavy, and a plurality of sound absorption holes (12) are formed in the first sound absorption cotton (5).

3. The reinforced silent fluid alloy tube of claim 2, wherein: the sound absorbing holes (12) are uniformly arranged on the first sound absorbing cotton (5).

4. The reinforced silent fluid alloy tube of claim 1, wherein: the shock absorption strip (9) is made of rubber materials.

5. The reinforced silent fluid alloy tube of claim 1, wherein: the supporting rod (11) is made of rubber materials.

6. The reinforced silent fluid alloy tube of claim 1, wherein: the spiral guide column (6) and the inner pipe (1) are integrally formed.

7. The reinforced silent fluid alloy tube of claim 1, wherein: the inner wall of outer tube (3) and the second inhale on the outer wall of sound cotton (7) with the corresponding department of a plurality of shock attenuation strip (9) all seted up the draw-in groove, and draw-in groove and shock attenuation strip (9) joint.