CN205065073U

CN205065073U - Composite plastic pipeline

Info

Publication number: CN205065073U
Application number: CN201520803306.0U
Authority: CN
Inventors: 徐植仁; 董超; 董华; 徐才涛
Original assignee: Shaoxing Rentong Plastic Co Ltd
Current assignee: Shaoxing Rentong Plastic Co Ltd
Priority date: 2015-10-16
Filing date: 2015-10-16
Publication date: 2016-03-02
Anticipated expiration: 2025-10-16

Abstract

The utility model discloses a composite plastic pipeline, solve sewer pipe also have the same stubborn problem and lie in that traditional pvc plastics take place wearing and tearing easily, and the time is of a specified duration surperficial rough, takes place the scrape easily, lead to some unnecessary attachments glutinous on it, just lead to pipe blockage easily after how accumulating, and the sound that the plastic conduit sent in the civil time is great, can influence people's normal rest. Its technical scheme main points are these composite plastic pipeline by interior and set gradually glass steel layer, basic unit, sound absorbing layer and inoxidizing coating outward. It can the central noise of effectual suppression drainage process to have reached to the glass steel layer that sets up can effectually be avoided appearing sharp -pointed object and scrape the flower to pipe inner wall, keeps pipe inner wall's smoothness, has reduced the jam of drift at pipe inner wall.

Description

Composite plastic pipe

Technical field

The utility model relates to engineering pipeline field, and in particular, it relates to a kind of plastic pipe.

Background technique

Plastic pipe is tubing common in one way of life and pipe fitting, is widely used, has long service life and the advantage that corrosion is less likely to occur in fields such as sewerage, conveying chemicalss.Current sewerage adopts PVC plastic usually, be widely used at civil building, but civil building flush toilet, effluent etc. finally pass in the middle of a Ge Zhuan building and discharge in the middle of unified drainage pipeline, because current floor is all higher, so very large noise can be caused at the drainage procedure of drainage pipeline, particularly at night, the normal rest of resident can be had influence on, such as application number be 200720078860.2 utility model patent disclose a kind of plastic pipe, comprise the basis that plastics are made, the periphery wall of described body is coated with acoustical absorption heat preserving layer.Effectively can suppress drainage noise, effectively heat insulation process is carried out to pipeline, but drainage pipeline also has the same stubborn problem is that traditional pvc plastics easily wear and tear, of long duration rough, easily to scratch, the attachment causing some unnecessary sticks above, just easily causes line clogging after how being accumulated as.

Model utility content

According to the deficiencies in the prior art, the utility model provides a kind of plastic pipe, has inwall and wearing and tearing are less likely to occur, and have the composite plastic pipe of good function of suppressing noise.

For achieving the above object, the utility model provides following technological scheme: a kind of composite plastic pipe, is characterized in that, this composite plastic pipe is disposed with frp layer, sound-absorption layer, basic unit and protective coating from inside to outside.

Further, the thickness of described frp layer is 0.6mm ~ 0.8mm.

Further, described basic unit is the PVC plastic bed of material.

Further, the thickness of described basic unit is 2mm ~ 4mm.

Further, these composite plastic pipe two ends are provided with enlarging.

Further, described sound-absorption layer arranged outside has sound-insulating layer.

Further, described sound-insulating layer arranged outside has watertightness barrier.

The beneficial effects of the utility model are, effectively can suppress the noise in the middle of drainage procedure, and the frp layer arranged can effectively be avoided occurring that sharp-pointed object scratches inner-walls of duct, keeps the smooth of inner-walls of duct, decreases the blocking of shoal materials at inner-walls of duct.

Accompanying drawing explanation

Fig. 1 is the outside schematic diagram of composite plastic pipe;

Fig. 2 is composite plastic pipe wherein a kind of embodiment's cross sectional representation;

Fig. 3 is composite plastic pipe wherein a kind of embodiment's cross sectional representation.

Description of reference numerals: frp layer 1, basic unit 2, sound-absorption layer 3, sound-insulating layer 4, protective coating 5, water absorption layer 6, enlarging 7.

Embodiment

Do auspiciously further to state to the utility model by specific embodiment below in conjunction with accompanying drawing, following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.

With reference to the embodiment 1 that accompanying drawing 1 provides, 2, the composite plastic pipe that the utility model provides, its cross section is circular, enlarging 7 is provided with at two ends, frp layer 1 is provided with from inside to outside at plastic pipe, basic unit 2, sound-absorption layer 3 and protective coating 5, the material of frp layer 1 is fiber-reinforced plastic, frp layer 1 is wound around yarn by unsaturated polyester resin and glass fibre yarn or glass, glass-fiber-fabric solidification forms, by uniform application in the middle of high temperature and hot pressing in the middle of basic unit, glass-fiber-fabric and the mixing layer formed, concrete mode is: remove inner wall surface dirt in the surface acetone and other organic solvent of polypropylene pipe basic unit 1, the surface melting of polypropylene pipe basic unit is made afterwards with the high temperature spray gun that flame temperature is greater than 300 DEG C, glass-fiber-fabric suppressed simultaneously and fuse with the polypropylene pipe substrate surface of melting, glass-fiber-fabric space is filled up by polypropylene thermal is tolerant, this its feature has the advantage of high-strength light, weight not quite can not have an impact to installation, and intensity is high, surface is not easy to be scratched, corrosion-resistant, if pass into some chemical reagent in the middle of sewerage, larger impact will be caused to plastic pipe, and innermost layer is provided with frp layer 1 chemical reagent can be avoided to affect it, thus ensure that inwall keeps smooth state in long-time, can not produce and scratch, the situation such as be corroded, the water that resident discharges and some foreign material also can pass through plastic pipe smoothly.In the middle of the present embodiment, the thickness of frp layer 1 is 0.6mm ~ 0.8mm, preferably adopts 0.8mm.

Be coated with basic unit 2 at frp layer 1 skin, basic unit 2 is common pvc tube layer, and the thickness in the middle of the present embodiment adopts 4mm.In order to further improve the effect of sound-absorbing, sound-absorption layer 3 is folded with between basic unit 2 and protective coating 5, its sound absorbing mechanism can be the hole that sound wave gos deep into material by the material of sound-absorption layer 3, and hole mostly is the open pore that internal mutual connects, be subject to air molecule friction and viscous resistance, and make fiber fines do mechanical vibration, thus make acoustic energy change heat energy into, sound-absorption layer 3 can select the porous fibre raw materials such as slag wool, blanket, rubber, in the middle of the present embodiment, preferentially select slag wool, there is cheap effect.

Protective coating 5 can select toughened glass layer, stainless steel lining or frp layer 1 in the middle of the present embodiment, and preferentially select toughened glass layer at the present embodiment, toughened glass has high strength, and its intensity is 3 ~ 5 times of simple glass.

With reference to the embodiment two that accompanying drawing 3 provides, this plastic pipe is provided with enlarging 7 at two ends, is followed successively by frp layer 1, basic unit 2, sound-absorption layer 3, sound-insulating layer 4, water absorption layer 6 and protective coating 5 in the middle of the present embodiment from the inside to the outside.In the middle of the present embodiment, the thickness of frp layer 1 is for adopting 0.6mm.Be coated with basic unit 2 at frp layer 1 skin, basic unit 2 is common pvc tube layer, and the thickness in the middle of the present embodiment adopts 2mm.Sound-absorption layer 3 is folded with between basic unit 2 and protective coating 5, sound-absorption layer 3 can select slag wool, blanket, the porous fibre raw materials such as rubber, preferentially slag wool is selected in the middle of the present embodiment, there is cheap effect, its sound absorbing mechanism can be the hole that sound wave gos deep into material by the material of sound-absorption layer 3, and hole mostly is the open pore that internal mutual connects, be subject to air molecule friction and viscous resistance, and make fiber fines do mechanical vibration, thus make acoustic energy change heat energy into, sound-insulating layer 4 is coated with in the outside of sound-absorption layer 3, because the molecular chain of plastic pipe at cold snap plastic molecules changes, easily deform cracking, and sound-absorption layer 3 by absorb volume and output heat energy can absorb by sound-insulating layer 4, extend the physical life of plastic pipe.And be provided with water absorption layer 6, can guarantee that inner sound-insulating layer 4 and sound-absorption layer 3 have good working order in a humidity environment.

The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.

Although more employ the terms such as frp layer, basic unit, sound-absorption layer, sound-insulating layer, protective coating, water absorption layer herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.

Claims

1. a composite plastic pipe, is characterized in that, this composite plastic pipe is disposed with frp layer, basic unit, sound-absorption layer and protective coating from inside to outside.

2. composite plastic pipe according to claim 1, is characterized in that, the thickness of described frp layer is 0.6mm ~ 0.8mm.

3. composite plastic pipe according to claim 1 and 2, is characterized in that, described basic unit is the PVC plastic bed of material.

4. composite plastic pipe according to claim 1 and 2, is characterized in that, the thickness of described basic unit is 2mm ~ 4mm.

5. composite plastic pipe according to claim 1 and 2, is characterized in that, these composite plastic pipe two ends are provided with enlarging.

6. composite plastic pipe according to claim 1 and 2, is characterized in that, described sound-absorption layer arranged outside has sound-insulating layer.

7. composite plastic pipe according to claim 6, is characterized in that, described sound-insulating layer arranged outside has watertightness barrier.