CN206191094U

CN206191094U - Damping sound insulation sewer pipe

Info

Publication number: CN206191094U
Application number: CN201621093455.3U
Authority: CN
Inventors: 魏士能
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-09-29
Filing date: 2016-09-29
Publication date: 2017-05-24
Anticipated expiration: 2026-09-29

Abstract

The utility model provides a damping sound insulation sewer pipe, including nested within each other's outer tube and inner tube, the cellular texture layer is packed in the cavity region between outer tube and the inner tube, and packs sound absorbing material in the honeycomb holes on cellular texture layer, the fixed buffer board group in the last interval of inner wall inner pipe. This damping sound insulation sewer pipe has not only reduced rivers to the impact force of pipeline on the flow direction, to be made sewer pipe more firm, and then can prolong long pipeline's life, has effectively reduced the noise that rivers produced in addition, has very high market using value and economic value.

Description

A kind of shock-absorption sound-insulation sewer pipe

Technical field

The utility model is related to pipe-line equipment technical field, more particularly to a kind of shock-absorption sound-insulation sewer pipe.

Background technology

In the modern life, urban life is densely populated, and drainpipe is mostly single layer structure in house or commercial building, this The sewer pipe of single layer structure is planted, noise reduction, soundproof effect are poor, and the propagation indoors of lower water noise is mainly by wall, floor, pipe Road and air, and the transaudient effect of wall and floor is stronger than air upper tens times, therefore can often encounter house or commercialization Sewer pipe in building when causing water to flow through piping, produces loud noise, influence people's life due to being not provided with damping sound insulation Living, especially at night, noise is bigger, influences people's rest quality.In order to be able to make the environment of life quieter, it is necessary to applying Man-hour installs acoustic material to downcomer and reduce the treatment of noise.

Utility model content

For defect and problem in the presence of above-mentioned background technology, the purpose of this utility model be to provide a kind of vibration damping every Sound sewer pipe, the drainpipe soundproof effect for solving existing structure is poor, and noise is larger during draining, the technology of influence people's life Problem.

In order to achieve the above object, the utility model provides following technical scheme：

A kind of shock-absorption sound-insulation sewer pipe that the utility model is provided, including mutually nested outer tube and inner tube, it is described outer Hollow region filled honeycomb shape structure sheaf between pipe and inner tube, filling sound absorber in the honeycomb hole of the alveolate texture layer Material；Fixed buffer board group is spaced on said inner tube inwall.

Further, described each buffer board group is circumferential uniform, and every group of quantity of buffer board is 2-4.

Preferably, the quantity of every group of buffer board is 3.

Further, it is fixed on the inwall of said inner tube in the mode of misplacing per the buffer board of two adjacent groups buffer board group.

Further, the inwall of one end of the buffer board and inner tube is inclined and fixed, and makes inclining for buffer board and inner tube wall Oblique angle is 30-45 °.

Further, the alveolate texture layer is honeycomb damping sound insulation layer.

Further, the sound-absorbing material is polyester fiber acoustical cotton or crest acoustical cotton.

Further, also including high resistant sound-insulating felt, the high resistant sound-insulating felt is wound by pipeline film or stick is fixed and set Put in outer tube outer wall.

Further, the thickness of the high resistant sound-insulating felt is 2-4mm.

Preferably, the thickness of the high resistant sound-insulating felt is 4mm.

A kind of shock-absorption sound-insulation sewer pipe of the present utility model, sets inner tube and outer tube nested against one another, and in its formation Hollow region honeycomb damping sound insulation layer is set, and acoustical cotton is filled in honeycomb hole, select the acoustic material of high-quality, and honeybee The effect of vibration and noise reduction of nest shape structure sheaf is more preferable；Interval is obliquely installed buffer board group on inner cylinder inwall, reduces current in flowing To the impulsive force of pipeline on direction, noise can not only be reduced, and the service life of pipeline can be extended；On the other hand, exist Outer tube outer wall sets high resistant sound-insulating felt, further prevents the propagation of noise.This shock-absorption sound-insulation sewer pipe, effectively reduces water The raw noise of miscarriage, the drainpipe soundproof effect for solving existing structure is poor, and noise is larger during draining, and what influence people lived asks Topic, with market application value very high and economic worth.

Brief description of the drawings

In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for 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 present utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is a kind of shock-absorption sound-insulation sewer pipe cross-sectional structure schematic diagram of the present utility model.

Specific embodiment

Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described, Obviously, described embodiment is only a part of embodiment of the utility model, rather than whole embodiments.Based on this practicality Embodiment in new, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made Example is applied, the scope of the utility model protection is belonged to.

A kind of shock-absorption sound-insulation sewer pipe of the present embodiment, it is specific as shown in figure 1, including mutually nested outer tube 1 and interior Pipe 2, the hollow region between above-mentioned outer tube 1 and inner tube 2 sets alveolate texture layer 4, the preferred alveolate texture of the present embodiment Layer 4 is honeycomb damping sound insulation layer, and the impact resistance of alveolate texture layer is good, and whole pipeline can be made more to consolidate, and subtracts Effect of shaking is more preferable；And sound-absorbing material 5 is filled in the honeycomb hole of alveolate texture layer 4, above-mentioned sound-absorbing material 5 is inhaled for polyester fiber Sound cotton or crest acoustical cotton, the preferred sound-absorbing material 5 of the present embodiment are polyester fiber acoustical cotton.

Interval setting buffer board group is gone back on the inwall of above-mentioned inner tube 2, and each buffer board group is circumferential uniform on inwall, every group The quantity of buffer board 3 is 2-4, and the preferred quantity of buffer board 3 of the present embodiment is 3；One end of above-mentioned buffer board 3 and inner tube 2 Inwall is inclined to be fixed, and the angle for making buffer board 3 and the inwall of inner tube 2 is 30-45 °, buffer board 3 to being obliquely installed in water (flow) direction, Such angle sets and does not interfere with sewage discharge not only, and can make sewage when by sewer pipe to the impulsive force of pipeline Reduce, play certain cushioning effect, current sound can not only reduced, and the impulsive force to pipeline can be reduced, carry The service life of sewer pipe high, because sewer pipe maintenance in use is relatively difficult, therefore, buffer board 3 sets Put scientific and reasonable, effectively reduce the spoilage of sewer pipe.

Another preferred scheme of the buffer board group set-up mode of the present embodiment is：Per the buffering of two adjacent groups buffer board group Plate 3 is fixed on the inwall of said inner tube 2 in the mode of misplacing.

High resistant sound-insulating felt 6 is also set up in the outer wall of above-mentioned outer tube 1, high resistant sound-insulating felt 6 is wound or stick by pipeline film It is fixedly installed on the outer wall of outer tube 1；Be bonded at high resistant sound-insulating felt 6 on the outer wall of outer tube 1 preferably with stick by the present embodiment, and excellent The thickness of the high resistant sound-insulating felt 6 of choosing is 4mm.

The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power The protection domain that profit is required is defined.

Claims

1. a kind of shock-absorption sound-insulation sewer pipe, including mutually nested outer tube and inner tube, it is characterised in that：Also include cellular knot Structure layer and buffer board group, the hollow region between the outer tube and inner tube fill the alveolate texture layer, the cellular knot Filling sound-absorbing material in the honeycomb hole of structure layer；Fixed buffer board group is spaced on said inner tube inwall.

2. a kind of shock-absorption sound-insulation sewer pipe according to claim 1, it is characterised in that：Described each buffer board group circumference Uniformly, and every group of quantity of buffer board is 2-4.

3. a kind of shock-absorption sound-insulation sewer pipe according to claim 2, it is characterised in that：Per two adjacent groups buffer board group Buffer board is fixed on the inwall of said inner tube in the mode of misplacing.

4. a kind of shock-absorption sound-insulation sewer pipe according to claim 2, it is characterised in that：One end of the buffer board with it is interior The inwall of pipe is inclined to be fixed, and makes buffer board be 30-45 ° with the slanted angle of inner tube wall.

5. a kind of shock-absorption sound-insulation sewer pipe according to any one of claim 1 to 4, it is characterised in that：The honeycomb Shape structure sheaf is honeycomb damping sound insulation layer.

6. a kind of shock-absorption sound-insulation sewer pipe according to any one of claim 1 to 4, it is characterised in that：The sound-absorbing Material is polyester fiber acoustical cotton or crest acoustical cotton.

7. a kind of shock-absorption sound-insulation sewer pipe according to any one of claim 1 to 4, it is characterised in that：Also include height Resistance sound-insulating felt, the high resistant sound-insulating felt is wound by pipeline film or stick is fixedly installed on outer tube outer wall.

8. a kind of shock-absorption sound-insulation sewer pipe according to claim 7, it is characterised in that：The thickness of the high resistant sound-insulating felt It is 2-4mm.