CN207261848U - A kind of aqueduct of sound insulation - Google Patents

Abstract

The utility model provides a kind of aqueduct of sound insulation, include the inner tube of ellipse, one end of inner tube longitudinal end sets jagged, the elastic network(s) of stacking is provided with notch, the sealing strip of circular arc type is adhesively fixed with the outer wall of inner tube of indentation, there, the outside of inner tube is provided with outer pipe, the outer surface of sealing strip is pressed on the inner wall of outer pipe, multiple evenly distributed shrapnels are provided with the outer wall at inner tube short axle end, the end of shrapnel is arranged in the shell fragment groove on outer round tube inner wall, sound-proof material is provided with cavity between shell fragment groove, the other end of inner tube longitudinal end is fixed on the inner wall of outer pipe.The structure of the utility model enables to water delivery pressure balanced, alleviates the impact force produced during high-pressure water delivery to duct wall, reduces noise caused by high-pressure water delivery, improve the service life of pipeline.

Description

A kind of aqueduct of sound insulation

Technical field

It the utility model is related to pipe-line equipment technical field, and in particular to a kind of aqueduct of sound insulation.

Background technology

The aqueduct of sound insulation is that the finely divided iron powder of high-purity is mixed into polyvinyl chloride, and iron powder proportion is up to 90%, from height Frequency domain can significantly reduce a kind of pipeline of sound penetration, being used primarily in needs high pressure, the field of high-frequency conveying to lower frequency region Close, such as large-scale power station, colliery building site or toilet, drainpipe, because of current, noise often makes us being difficult to bear caused by By duct noise can be transferred to interior with pipeline, cause noise pollution, some common acoustic material intensity are extremely on the market It is limited, by increase materials'use thickness or coordinate other materials to improve sound insulation value, cause construction inconvenient, particularly compared with Under high water delivery pressure, the frequency noise meeting higher of generation in pipeline so that the fatigue proof intensity of pipeline is low.

Utility model content

(1) technical problem solved

In view of the deficiencies of the prior art, the utility model provides a kind of aqueduct of sound insulation, can automatically adjust pipe Water delivery pressure in road, reduces the noise sent in aqueduct, improves the fatigue resistance of pipeline, easy to use in needs Mute occasion.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs：

A kind of aqueduct of sound insulation, includes the inner tube of ellipse, one end setting of inner tube longitudinal end is jagged, described to lack The elastic network(s) of stacking is provided with mouthful, the sealing strip of circular arc type is adhesively fixed with the outer wall of inner tube of indentation, there, said inner tube Outside is provided with outer pipe, and the outer surface of the sealing strip is pressed on the inner wall of outer pipe, is set on the outer wall at inner tube short axle end Multiple evenly distributed shrapnels are equipped with, the end of the shrapnel is arranged in the shell fragment groove on outer round tube inner wall, the shell fragment groove Between cavity on be provided with sound-proof material, the other end of inner tube longitudinal end is fixed on the inner wall of outer pipe.

The aqueduct of the sound insulation is provided with the first pipe joint with common pipe junction.

First pipe fitting is provided with the cavity of ellipse with changing the aqueduct connecting pin of sound insulation, the ellipse Cavity size and the inner cavity of interior pipe are adapted, and the cavity rear end of the ellipse is provided with the receiving for connecting outer pipe Chamber, the cylindrical pipe screw thread are connected on the inner wall of accommodating chamber.

Connected between the aqueduct of adjacent two sections of the sound insulation by the second pipe fitting.

The both ends of second pipe fitting are both provided with the cavity and accommodating chamber of ellipse, are provided with the inner wall of accommodating chamber The screw thread being connected with outer pipe.

(3) beneficial effect

The utility model embodiment provides a kind of aqueduct of sound insulation, possesses following beneficial effect：Inner tube is convenient to be adjusted Water delivery pressure in length of tubing, under higher water delivery pressure, has flexible adjustment ability so that water delivery pressure is balanced, reduces Noise caused by high-pressure water delivery, the aqueduct can reduce conveying water caused by noise, high-pressure water delivery can be alleviated When the impact force that is produced to duct wall, improve the service life of pipeline.

Brief description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to these attached drawings.

Fig. 1 is the structure diagram of the aqueduct of sound insulation described in the utility model；

Fig. 2 is view at A-A in Fig. 1；

Fig. 3 is the structure diagram of the first pipe fitting described in the utility model.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, those of ordinary skill in the art's all other embodiments obtained without creative efforts, belongs to The scope of the utility model protection.

Refering to shown in Fig. 1 to Fig. 3, the utility model provides a kind of aqueduct of sound insulation, includes the inner tube 1 of ellipse, One end of inner tube longitudinal end sets jagged 2, is provided with the elastic network(s) 3 of stacking in notch 2, is glued on the outer wall of inner tube at notch 2 Knot is fixed with the sealing strip 4 of circular arc type, and the outside of inner tube 1 is provided with outer pipe 5, and the outer surface of sealing strip 4 is pressed on outer pipe 5 Inner wall on, multiple evenly distributed shrapnels 6 are provided with the outer wall at inner tube short axle end, the end of shrapnel 6 is arranged on outer pipe In shell fragment groove 7 on inner wall, sound-proof material 8 is provided with the cavity between shell fragment groove 7, sound-proof material 8 make it that soundproof effect is more preferable, interior The other end of pipe range shaft end is fixed on the inner wall of outer pipe, when the water delivery hypertonia in inner tube, notch 2 can be caused outside Expansion, pulls open the elastic network(s) 3 of stacking, and elastic network(s) 3 can limit the size of the expansion of notch 2, avoid inner tube because expansion is too many, lead Pipeline breaking is caused, while inner tube 1 can drive sealing strip 4 to expand outwardly, sealing strip 4 also acts as the work for preventing junction leak With treating that water delivery pressure in inner tube 1 becomes hour, under the action of shrapnel 6 and the elastic network(s) 3 of stacking, notch 2 returns to most initial position Put, so can water delivery pressure in balanced aqueduct, alleviate the impact force produced during high-pressure water delivery to duct wall, reduce water delivery The noise produced in pipeline water delivery engineering, improves the service life of aqueduct.

Preferably, the aqueduct of the sound insulation is provided with the first pipe joint 9 with common pipe junction, facilitates the sound insulation Aqueduct and common pipe between connection；First pipe fitting 9 and the aqueduct connecting pin of the sound insulation are provided with ellipse The cavity 10 of type, the cavity size of ellipse and the inner cavity of interior pipe are adapted, and the cavity rear end of ellipse is provided with for connecting The accommodating chamber 11 of outer pipe is connect, outer pipe 5 is threaded on the inner wall of accommodating chamber, can so cause the first pipe fitting 9 one Chamber portion sealing and soundproof effect between the outer pipe and interior pipe of the aqueduct of the sound insulation at end is good, is not easy to leak Water；Connected between the aqueduct of adjacent two sections of the sound insulation by the second pipe fitting, between the aqueduct for facilitating the sound insulation Connection；The both ends of second pipe fitting are both provided with the cavity 10 and accommodating chamber 11 of the ellipse, are set on the inner wall of accommodating chamber 11 Be equipped with the screw thread being connected with outer pipe, can so cause the sound insulation at the second pipe fitting both ends aqueduct outer pipe with Chamber portion sealing effect between interior pipe is good, is not easy to leak.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that Also there are other identical element in process, method, article or equipment including the key element.

Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to foregoing reality Example is applied the utility model is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding State the technical solution described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic；And these Modification is replaced, and the essence of appropriate technical solution is departed from the spirit and model of various embodiments of the utility model technical solution Enclose.

Claims (5)

1. A kind of 1. aqueduct of sound insulation, it is characterised in that：Include the inner tube of ellipse, one end of inner tube longitudinal end is provided with scarce Mouthful, the elastic network(s) of stacking is provided with the notch, the sealing strip of circular arc type, institute are adhesively fixed with the outer wall of inner tube of indentation, there The outside for stating inner tube is provided with outer pipe, and the outer surface of the sealing strip is pressed on the inner wall of outer pipe, inner tube short axle end Multiple evenly distributed shrapnels are provided with outer wall, the end of the shrapnel is arranged in the shell fragment groove on outer round tube inner wall, institute State and sound-proof material is provided with the cavity between shell fragment groove, the other end of inner tube longitudinal end is fixed on the inner wall of outer pipe.
2. 2. the aqueduct of sound insulation as claimed in claim 1, it is characterised in that：The aqueduct of the sound insulation connects with common pipe The place of connecing is provided with the first pipe joint.
3. 3. the aqueduct of sound insulation as claimed in claim 2, it is characterised in that：First pipe fitting and the water delivery for changing sound insulation Conduit connection end is provided with the cavity of ellipse, and the cavity size of the ellipse and the inner cavity of interior pipe are adapted, described ellipse Round cavity rear end is provided with the accommodating chamber for connecting outer pipe, and the cylindrical pipe screw thread is connected to the inner wall of accommodating chamber On.
4. 4. the aqueduct of sound insulation as claimed in claim 1, it is characterised in that：The aqueduct of adjacent two sections of the sound insulation it Between pass through the second pipe fitting connect.
5. 5. the aqueduct of sound insulation as claimed in claim 4, it is characterised in that：The both ends of second pipe fitting are both provided with The cavity and accommodating chamber of ellipse, are provided with the screw thread being connected with outer pipe on the inner wall of accommodating chamber.