CN211781469U - Noise reduction air pipe applied to fresh air system - Google Patents

Abstract

The utility model relates to a new trend technical field discloses a be applied to tuber pipe of making an uproar falls in new trend system, include the pipeline and set up in the connector at pipeline both ends, the pipeline includes inner tube, the soft layer of giving sound insulation and the outer soft layer that sets gradually outside by interior, the soft layer of giving sound insulation wraps completely in the inner tube outside, the outer soft layer wraps completely in the soft layer outside that gives sound insulation, the outside cover on outer soft layer is equipped with outer supporting layer, outer supporting layer is helical structure along the pipeline axis. The utility model discloses have good effect of making an uproar, extending and compression, resistance to compression of falling.

Description

Noise reduction air pipe applied to fresh air system

Technical Field

The utility model belongs to the technical field of the technique of new trend system and specifically relates to a be applied to tuber pipe of making an uproar falls of new trend system.

Background

The fresh air system is a set of independent air processing system consisting of an air supply system and an air exhaust system and is divided into a pipeline type fresh air system and a pipeline-free fresh air system. The pipeline type fresh air system consists of a fresh air fan and pipeline accessories, the fresh air fan purifies outdoor air and guides the outdoor air into a room, and the indoor air is discharged through a pipeline.

The patent of current publication No. CN204226881U discloses an air conditioner exhaust pipe and mobile air conditioner, and wherein the air conditioner exhaust pipe can be used to foretell pipeline formula new trend system, and the air conditioner exhaust pipe includes waterproof cloth tuber pipe, sets up in waterproof cloth tuber pipe both ends nipple and external joint, the outside cover of waterproof cloth tuber pipe is equipped with tuber pipe supporting spring.

The above prior art solutions have the following drawbacks:

however, in the actual use process, because the fresh air system is usually used for cooling or heating in a large place, the pipelines are distributed at the top of the place, and in the air supply process, air flow and the pipelines rub against each other, and the number of the pipelines is large, so that the noise in the air supply process is large.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a be applied to the tuber pipe of making an uproar that falls of new trend system, wherein the noise that the soft layer that gives sound insulation can effectual absorption air current flow production in the pipeline realizes falling the purpose of making an uproar.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a be applied to tuber pipe of making an uproar that falls of new trend system, includes the pipeline and sets up in the connector at pipeline both ends, the pipeline includes inner tube, the soft layer that gives sound insulation and the outer soft layer that sets gradually outside by inside, the soft layer of giving sound insulation wraps in the inner tube outside completely, the soft layer of outer cladding is in the soft layer outside that gives sound insulation completely, the outside cover on outer soft layer is equipped with outer supporting layer, outer supporting layer is helical structure along pipeline axis.

Through adopting above-mentioned technical scheme, soft inner tube, give sound insulation soft layer and outer soft layer are convenient for the pipeline setting and the crooked demand when installing, and spiral helicine outer supporting layer is when guaranteeing the bending property of pipeline, guarantee that give sound insulation soft layer and outer soft layer form pipy stability, and promoted the crushing resistance of pipeline, when letting in the air current in to the pipeline, the outside transmission of noise that the friction produced between air current and the inner tube, the noise is being cut down by a wide margin through the soft layer that gives sound insulation, and then the purpose of making an uproar is fallen in the realization.

The present invention may be further configured in a preferred embodiment as: the connector includes coaxial sleeve and fender ring, the tip of pipeline is located to the coaxial cover of sleeve, just outer support layer and telescopic inside butt, fender ring butt in the tip of pipeline.

Through adopting above-mentioned technical scheme, keep off the tip butt cooperation of ring and pipeline, the sleeve then is fixed in and keeps off the one end that the ring was towards the pipeline to the outside of pipeline tip is located to the sleeve cover, realizes the intercommunication between connecting pipe and the pipeline.

The present invention may be further configured in a preferred embodiment as: and two ends of the outer soft layer extend to and are extruded between the pipeline and the baffle ring.

Through adopting above-mentioned technical scheme, outer soft layer is longer than inner tube and puigging for the both ends cladding of outer soft layer is in the tip of pipeline, when the connector was installed in the pipeline both ends, keeps off the ring and is fixed in pipeline tip with partial outer soft layer extrusion, makes after the pipeline bending, and the both ends on outer soft layer are fixed, guarantees the tensile stability of outer soft layer, realizes the stable protection to the soft layer that gives sound insulation.

The present invention may be further configured in a preferred embodiment as: an inner spiral structure is arranged on the inner side of the sleeve, and the outer support layer is in threaded connection with the inner spiral structure.

Through adopting above-mentioned technical scheme, when connector and pipeline are assembled, locate the sleeve swivel sleeve on the connector, make screw-thread fit between outer support layer and the interior helical structure, the segmental arc blocks the axial relative movement between outer support layer and the connector, realize the fast and stable connection between connector and the pipeline, the connector when pipeline both ends all adopts above-mentioned mode to install, helical structure's outer support layer receives certain tensile at the axial, make stable extrusion fixed between outer support layer and the interior helical structure, further promote the stable connection between pipeline and the connector.

The present invention may be further configured in a preferred embodiment as: the inner spiral structure comprises arc sections which are arranged at intervals along the spiral direction.

Through adopting above-mentioned technical scheme, adopt incomplete helical structure's a plurality of arc sections, effectual reduction consumptive material, reduce cost.

The present invention may be further configured in a preferred embodiment as: one side of the arc-shaped section, which is far away from the sleeve, extends to form a butting part, and the butting part is butted with the inner side of the outer supporting layer.

By adopting the technical scheme, after the outer supporting layer is in threaded connection with the sleeve, the abutting part abuts against the inner side of the outer supporting layer, the movement of the outer supporting layer in the inner diameter direction of the sleeve is limited, and the connection stability between the connector and the pipeline is further improved.

The present invention may be further configured in a preferred embodiment as: the connector further comprises an inner cylinder, the inner cylinder is inserted in the pipeline, and the pipeline is fixed between the inner cylinder and the sleeve in an extruding mode.

Through adopting above-mentioned technical scheme, the inner tube is pegged graft in the pipeline to interval between inner tube and the sleeve is less than the thickness of pipeline, so when the pipeline tip inlays to be located between inner tube and the sleeve, the pipeline receives the extrusion, and then avoids the air current to leak the noise that produces from between pipeline and the connector, further realizes making an uproar.

The present invention may be further configured in a preferred embodiment as: the connector still includes the coaxial connecting pipe that is provided with, the connecting pipe sets up in the one side that keeps off the ring and deviate from the pipeline.

Through adopting above-mentioned technical scheme, the connecting pipe directly adopts the cooperation of pegging graft with external equipment, realizes pipeline and external equipment's quick assembly disassembly.

The present invention may be further configured in a preferred embodiment as: and an elastic sealing ring is sleeved on the outer side of the connecting pipe.

Through adopting above-mentioned technical scheme, be equipped with at the overcoat of connecting pipe and be fixed with the elastic sealing circle, make the connecting pipe can cooperate with the external equipment of different diameters, promote the suitability of connecting pipe, guarantee simultaneously that the stable external equipment of air current flows in and the pipeline, avoid the noise that the air current leaked and caused, and in the use of reality, the situation of vibrations still can appear in the external equipment, through the deformation buffering of elastic sealing circle, reduce the vibrations of external equipment and to the transmission of pipeline, further promote the effect of making an uproar.

The present invention may be further configured in a preferred embodiment as: the connecting pipe is made of elastic materials.

Through adopting above-mentioned technical scheme, in the installation of reality, the elastic deformation nature that elastic connecting tube has can with the external equipment adaptation of different diameters, the stability and the leakproofness of being connected have also been guaranteed in the extrusion between connecting tube and the external equipment simultaneously, avoid because the noise that leaks gas and produce, when the external equipment starts simultaneously, the external equipment takes place vibrations, weaken the vibrations of transmission to the pipeline in the deformation of connecting tube and external equipment junction and the deformation of connecting tube and fender ring junction, and then reduce the noise that pipeline vibrations caused, further promote the effect of making an uproar.

The present invention may be further configured in a preferred embodiment as: the inner pipe comprises an inner supporting layer and an inner soft layer, the inner supporting layer is of a spiral structure along the axis of the pipeline, and the inner soft layer is arranged on the inner side and the outer side of the inner supporting layer.

Through adopting above-mentioned technical scheme, inside and outside both sides at the inner support layer are the bonding respectively and are fixed with interior soft layer, wherein be close to the inboard interior soft layer of pipeline, isolated air current and inner support layer direct contact, avoid situations such as the inner support layer takes place the oxidation, the interior soft layer that is close to the pipeline outside will give sound insulation the soft layer and wrap up completely with outer soft layer, avoid the soft layer that gives sound insulation to leak, and under the stopping of inner support layer and outer support layer, realize that the soft layer that gives sound insulation forms stable tubular structure, inner support layer and outer support layer all are helical structure, the effectual bendability that has increased the pipeline.

To sum up, the utility model discloses a following at least one useful technological effect:

the sound insulation soft layer made of porous materials in the pipeline eliminates sound waves with different frequencies to the maximum extent;

the quick insertion fit between the connector and external equipment and the threaded fit between the connector and the pipeline realize the convenience of pipeline installation;

due to the spiral outer support layer structure, the pipeline can be well stretched, and coordination can be performed when field installation and insufficient installation conditions are met;

the outer supporting layer structure of spiral for the product outside possesses compressive capacity, can not shrivel, and the inner tube possesses the supporting capacity, can not make ventilation path strength warp.

Drawings

FIG. 1 is a schematic view of an assembly of a noise reduction duct applied to a fresh air system;

FIG. 2 is a schematic diagram for embodying a piping structure;

FIG. 3 is an enlarged schematic view at A of FIG. 2 for embodying the inner tubular structure;

fig. 4 is a schematic diagram for embodying the structure of the connecting head;

fig. 5 shows a connection structure between the connection pipe and the retainer ring according to the second embodiment.

In the figure, 1, a pipeline; 2. an inner tube; 21. an inner soft layer; 22. an inner support layer; 3. a sound-insulating soft layer; 4. an outer soft layer; 5. an outer support layer; 6. a connector; 7. a connecting pipe; 71. an elastic sealing ring; 8. a baffle ring; 9. a sleeve; 91. an internal helical structure; 911. an arc-shaped section; 912. an abutting portion; 10. an inner cylinder.

Detailed Description

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

The first embodiment is as follows:

as shown in fig. 1 and 2, a be applied to wind pipe of making an uproar falls of new trend system, including pipeline 1 and connector 6, all be provided with connector 6 at the both ends of pipeline 1, wherein pipeline 1 adopts by interior outer inner tube 2 that sets gradually, give sound insulation soft layer 3 and outer soft layer 4, give sound insulation soft layer 3 can adopt the sponge, porous sound absorbing material such as cotton fibre, soft inner tube 2, give sound insulation soft layer 3 and outer soft layer 4 be convenient for the crooked and flexible demand when pipeline 1 sets up and installs, when letting in the air current in to pipeline 1, the outside transmission of noise that the friction produced between air current and the inner tube 2, the noise is reduced by a wide margin at soft layer 3 that gives sound insulation, and then the purpose of making an uproar falls in the realization.

As shown in fig. 2 and fig. 3, an outer supporting layer 5 is sleeved on the outermost side of the pipeline 1, the outer supporting layer 5 is made of a spiral steel bar, the inner pipe 2 also comprises a spiral inner supporting layer 22, and inner and outer sides of the inner supporting layer 22 are respectively bonded and fixed with inner soft layers 21, wherein the inner soft layer 21 close to the inner side of the pipeline 1 isolates air flow from being directly contacted with the inner supporting layer 22 to avoid the inner supporting layer 22 from oxidation and other conditions, the inner soft layer 21 and the outer soft layer 4 close to the outer side of the pipeline 1 completely coat the sound insulation soft layer 3 to avoid leakage of the sound insulation soft layer 3, and under the blocking of the inner supporting layer 22 and the outer supporting layer 5, the sound insulation soft layer 3 forms a stable tubular structure to improve the pressure resistance of the pipeline 1, and the inner supporting layer 22 and the outer supporting layer 5 are both in a spiral structure to effectively increase the flexibility and flexibility of the pipeline 1, and wherein the outer soft layer 4 can also be made of a material with a waterproof function, the noise reduction effect is prevented from being affected by the damp of the sound insulation soft layer 3.

As shown in fig. 4, the connector 6 is used for communicating external equipment with the pipeline 1, the connector 6 includes a connecting pipe 7, a baffle ring 8 and a sleeve 9 which are coaxial in sequence, wherein the connecting pipe 7 is directly matched with the external equipment in an inserting manner, and an elastic sealing ring 71 is fixedly arranged on the outer sleeve of the connecting pipe 7, a certain deformation of the elastic sealing ring 71 improves the adaptability between the connecting pipe 7 and the external equipment and ensures the sealing performance after connection, thereby ensuring that the air flow flows in the external equipment and the pipeline 1 stably, avoiding the noise caused by air flow leakage, and meanwhile, in the actual use process, the external equipment can also generate the vibration condition, and the vibration of the external equipment is buffered through the deformation of the elastic sealing ring 71, so that the transmission of the vibration of the external equipment to the pipeline 1 is reduced, and the noise reduction. The retaining ring 8 is fixed on one end of the connecting pipe 7 facing the pipeline 1, the retaining ring 8 is in butt joint with the end of the pipeline 1, the sleeve 9 is fixed on one end of the retaining ring 8 facing the pipeline 1, and the sleeve 9 is sleeved on the outer side of the end of the pipeline 1, so that the connecting pipe 7 is communicated with the pipeline 1. Simultaneously outer soft layer 4 in pipeline 1 is longer than inner tube 2 and the soft layer 3 that gives sound insulation for the both ends cladding of outer soft layer 4 is in the tip of pipeline 1, when connector 6 is installed in pipeline 1 both ends, keeps off ring 8 and is fixed in pipeline 1 tip with partial outer soft layer 4 extrusion, makes in 1 crooked backs of pipeline, and the both ends of outer soft layer 4 are fixed, guarantees the tensile stability of outer soft layer 4, realizes the stable protection to the soft layer 3 that gives sound insulation.

As shown in fig. 4, an inner cylinder 10 is coaxially fixed on the baffle ring 8 and located in the sleeve 9, the inner cylinder 10 is inserted into the pipeline 1, and the distance between the inner cylinder 10 and the sleeve 9 is smaller than the thickness of the pipeline 1, so that when the end of the pipeline 1 is embedded between the inner cylinder 10 and the sleeve 9, the pipeline 1 is squeezed, thereby preventing the air flow from leaking between the pipeline 1 and the connector 6 to generate noise, and further realizing noise reduction.

As shown in fig. 4, an inner spiral structure 91 is further integrally arranged on the inner side of the sleeve 9, the inner spiral structure 91 includes a plurality of arc segments 911 arranged at intervals along the spiral direction, when the connector 6 is assembled with the pipeline 1, the sleeve 9 is rotatably sleeved on the connector 6, so that the outer support layer 5 and the inner spiral structure 91 are in threaded fit, the arc segments 911 block axial relative movement between the outer support layer 5 and the connector 6, and rapid and stable connection between the connector 6 and the pipeline 1 is realized, when the connectors 6 at two ends of the pipeline 1 are all installed in the above manner, the outer support layer 5 of the spiral structure is stretched in the axial direction to a certain extent, so that the outer support layer 5 and the inner spiral structure 91 are stably extruded and fixed, and stable connection between the pipeline 1 and the connector 6 is further improved. And an abutting part 912 extends from one side of the arc segment 911 far away from the inner wall of the sleeve 9, and after the outer supporting layer 5 is in threaded connection in the sleeve 9, the abutting part 912 abuts against the inner side of the outer supporting layer 5, so that the movement of the outer supporting layer 5 in the inner diameter direction of the sleeve 9 is limited, and the connection stability between the connector 6 and the pipeline 1 is further improved.

The implementation principle of the embodiment is as follows:

with connector 6 and 5 threaded connection of outer support layer, then peg graft the cooperation with connector 6 and external equipment, let in the air current again in to pipeline 1, when the noise that the friction produced between air current and the inner tube 2 outwards transmitted, the noise was reduced by a wide margin through the soft layer 3 that gives sound insulation, and then realized falling the mesh of making an uproar.

The second embodiment is different from the first embodiment in that:

the connecting pipe 7 in the connector 6 can also be made of an elastic material, the elastic material can be soft rubber but not only limited to the elastic material, the connecting pipe 7 and the baffle ring 8 can be fixedly connected in a vulcanization mode, as shown in fig. 5, the connecting pipe can also be detachably connected, for example, an annular groove 72 is formed in the outer side of the connecting pipe 7, and the inner side of the baffle ring 8 is clamped in the annular groove 72, so that the fixed connection between the connecting pipe 7 and the baffle ring 8 is realized; in actual installation, the elastic deformation nature that elastic connecting pipe 7 has can with the external equipment adaptation of different diameters, the stability and the leakproofness of being connected have also been guaranteed in the extrusion between connecting pipe 7 and the external equipment simultaneously, avoid because the noise that leaks gas and produce, simultaneously when the external equipment starts, the external equipment takes place vibrations, weaken the vibrations of transmission to pipeline 1 in the deformation of connecting pipe 7 and external equipment junction and the deformation of connecting pipe 7 and fender ring 8 junction, and then reduce the noise that pipeline 1 vibrations caused, further promote the effect of making an uproar.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (10)

1. The utility model provides a be applied to tuber pipe of making an uproar falls in new trend system which characterized in that: including pipeline (1) and set up in connector (6) at pipeline (1) both ends, pipeline (1) includes inner tube (2), the soft layer (3) and outer soft layer (4) that set gradually outside by inside, give sound insulation, soft layer (3) totally cladding in the inner tube (2) outside gives sound insulation, outer soft layer (4) totally cladding in the soft layer (3) outside gives sound insulation, the outside cover of outer soft layer (4) is equipped with outer supporting layer (5), outer supporting layer (5) are helical structure along pipeline (1) axis.

2. The noise reduction air pipe applied to the fresh air system according to claim 1, wherein: connector (6) include coaxial sleeve (9) and keep off ring (8), the tip of pipeline (1) is located to sleeve (9) coaxial cover, just the inside butt of outer support layer (5) and sleeve (9), keep off ring (8) butt in the tip of pipeline (1).

3. The noise reduction air pipe applied to the fresh air system as claimed in claim 2, wherein: and two ends of the outer soft layer (4) extend to and are extruded between the pipeline (1) and the baffle ring (8).

4. The noise reduction air pipe applied to the fresh air system as claimed in claim 2, wherein: the inner side of the sleeve (9) is provided with an inner spiral structure (91), the outer support layer (5) is in threaded connection with the inner spiral structure (91), and the inner spiral structure (91) comprises arc sections (911) which are arranged at intervals along the spiral direction.

5. The noise reduction air pipe applied to the fresh air system according to claim 4, wherein: one side of the arc-shaped section (911) far away from the sleeve (9) extends to form an abutting part (912), and the abutting part (912) abuts against the inner side of the outer support layer (5).

6. The noise reduction air pipe applied to the fresh air system as claimed in claim 2, wherein: the connector (6) further comprises an inner cylinder (10), the inner cylinder (10) is inserted into the pipeline (1), and the pipeline (1) is fixed between the inner cylinder (10) and the sleeve (9) in an extruding mode.

7. The noise reduction air pipe applied to the fresh air system as claimed in claim 2, wherein: the connector (6) further comprises a connecting pipe (7) which is coaxially arranged, and the connecting pipe (7) is arranged on one side of the baffle ring (8) deviating from the pipeline (1).

8. The noise reduction air pipe applied to the fresh air system according to claim 7, wherein: an elastic sealing ring (71) is sleeved on the outer side of the connecting pipe (7).

9. The noise reduction air pipe applied to the fresh air system according to claim 7, wherein: the connecting pipe (7) is made of elastic materials.

10. The noise reduction air pipe applied to the fresh air system according to claim 1, wherein: the inner pipe (2) comprises an inner supporting layer (22) and an inner soft layer (21), the inner supporting layer (22) is of a spiral structure along the axis of the pipeline (1), and the inner soft layer (21) is arranged on the inner side and the outer side of the inner supporting layer (22).

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