CN207073642U - A kind of PPR pipe with fire-proof function - Google Patents

Abstract

The utility model discloses a kind of PPR pipe with fire-proof function, including tube layer in PPR and PPR outer wrapping layers, fireprotection layer is provided with the PPR between tube layer and PPR outer wrapping layers, interior adhesive layer is provided with the fireprotection layer and PPR between tube layer, outer adhesive layer is provided between fireprotection layer and the PPR outer wrapping layer, the fireprotection layer includes alumina layer, chlorinated rubber layer and glass layer, the lower surface of the alumina layer and the upper surface of chlorinated rubber layer are fixedly linked, and the lower surface of the chlorinated rubber layer and the upper surface of glass layer are fixedly linked.This has the PPR pipe of fire-proof function, fireprotection layer is provided between tube layer and PPR outer wrapping layers in PPR, fireprotection layer includes alumina layer, chlorinated rubber layer and glass layer, with very strong fire protecting performance, flameproof effect is good, beneficial to promoting the use of, solves existing PPR pipe, fire protecting performance is poor, the problem of being unfavorable for promoting the use of.

Description

A kind of PPR pipe with fire-proof function

Technical field

PPR pipe fireproofing technique field is the utility model is related to, specially a kind of PPR pipe with fire-proof function.

Background technology

PP-R（polypropylene random）Pipe be called three type PA tubes and be called polypropylene random copolymer pipe or PPR pipe, there is energy-saving material-saving, environmental protection, high-strength light, corrosion-resistant, inner wall smooth non-scaling, construction and maintenance simplicity, use the longevity The advantages that long is ordered, it is defeated to be widely used in building water supply and drainage, town and country plumbing, gas, electric power and cable jacket, industrial fluids Send, construction industry, municipal administration, industry and the agriculture field such as agricultural irrigation.PP-R pipes turn into pipe using atactic copolymerized polypropene is extruded Material, injection turn into pipe fitting.

PPR pipe has energy-saving material-saving, environmental protection, light compared with the pipelines such as traditional cast iron pipe, coating steel pipe, pipe of cement Matter is high-strength, corrosion-resistant, inner wall smooth non-scaling, the advantages that construction and maintenance are easy, service life is long, be widely used in building to Construction industry, municipal administration, the work such as draining, town and country plumbing, gas, electric power and cable jacket, industrial fluids conveying, agricultural irrigation Industry and agriculture field.

In recent years, as the continuous of the industry market demand such as construction industry, municipal works, hydraulic engineering, agricultural and industry adds Greatly, Chinese PPR pipe industry presents high speed development situation.According to investigations, plastic conduit output in 2009 is 580.4 ten thousand Ton, increases by 18.9% on a year-on-year basis, 552.8 ten thousand tons of in Jan-Sept, 2010 plastic conduit output, increases by 28.23% on a year-on-year basis.Meanwhile with The quality requirements that consumer is environmentally friendly to product, healthy, durable etc. improve constantly, and China's plastic conduit is increased same in yield When, product quality level improves constantly, and the technological progress of industry constantly accelerates, and brand scale enterprise is on the increase, new material, new Structure kind continues to bring out, and advanced system design philosophies emerge in an endless stream, and the feature of product is more obvious, application field obtains Further widen.Think, ratio of the Chinese plastics pipe industry occupation rate of market in all pipelines alreadys exceed 30%.

By 2015, in the newly-built, renovating and enlarging engineering in the whole nation, construction drainage pipeline 85% used plastic tube, builds rain Water drainpipe 80% uses plastic tube, and the plastic tube usage amount of urban discharging pipeline reaches 50%, building water supply, hot water supply and confession Heating coil 85% uses plastic tube, and city supply water pipeline (below DN400mm) 80% uses plastic tube, and township water supply pipeline 90% uses Plastic tube, the application amount of gas plastic tube (mesolow pipe) reach 40%, and wiring architecture wiring sheath pipe 90% uses plastics Pipe.It was predicted that 12 period China's plastic conduit outputs will remain in 10% or so growth rate, by 2015, it is contemplated that National plastic conduit output will close to 12,000,000 tons, plastic conduit in national various pipes occupation rate of market more than 60%.

At present, existing PPR pipe, fire protecting performance is poor, is unfavorable for promoting the use of.

Utility model content

（One）The technical problem of solution

In view of the shortcomings of the prior art, the utility model provides a kind of PPR pipe with fire-proof function, solves existing PPR pipe, fire protecting performance is poor, the problem of being unfavorable for promoting the use of.

（Two）Technical scheme

To realize object above, the utility model is achieved by the following technical programs：It is a kind of with fire-proof function Tube layer and PPR outer wrapping layers in PPR pipe, including PPR, fireprotection layer is provided with the PPR between tube layer and PPR outer wrapping layers, it is described anti- Interior adhesive layer is provided between tube layer in fire bed and PPR, outer adhesive layer is provided between fireprotection layer and the PPR outer wrapping layer, it is described anti- Fire bed includes alumina layer, chlorinated rubber layer and glass layer, and the lower surface of the alumina layer is upper with chlorinated rubber layer Surface is fixedly linked, and the lower surface of the chlorinated rubber layer and the upper surface of glass layer are fixedly linked.

Preferably, the inner surface of the fireprotection layer is be bonded by interior adhesive layer with the outer surface of tube layer in PPR.

Preferably, the outer surface of the fireprotection layer is be bonded by outer adhesive layer with the inner surface of PPR outer wrapping layers.

Preferably, the upper surface of the alumina layer and the lower surface bonds of outer adhesive layer.

Preferably, the lower surface of the glass layer is Nian Jie with the upper surface of interior adhesive layer.

（Three）Beneficial effect

The utility model provides a kind of PPR pipe with fire-proof function, possesses following beneficial effect：

（1）, should with fire-proof function PPR pipe, fireprotection layer, fireprotection layer were provided between tube layer and PPR outer wrapping layers in PPR Including alumina layer, chlorinated rubber layer and glass layer, there is very strong fire protecting performance, flameproof effect is good, makes beneficial to popularization With solving existing PPR pipe, fire protecting performance is poor, the problem of being unfavorable for promoting the use of.

Brief description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is the structural representation of the utility model fireprotection layer.

In figure：Tube layer, 2 PPR outer wrapping layers, 3 fireprotection layers, 301 alumina layers, 302 chlorinated rubber layers, 303 glass in 1 PPR Glass fibrous layer, adhesive layer, 5 outer adhesive layers in 4.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of PPR pipe with fire-proof function, including Tube layer 1 and PPR outer wrapping layers 2 in PPR, fireprotection layer 3, fireprotection layer 3 and PPR inner tubes are provided between tube layer 1 and PPR outer wrapping layers 2 in PPR Interior adhesive layer 4 is provided between layer 1, outer adhesive layer 5 is provided between fireprotection layer 3 and PPR outer wrapping layers 2, fireprotection layer 3 includes alumina layer 301st, chlorinated rubber layer 302 and glass layer 303, the lower surface and the upper surface of chlorinated rubber layer 302 of alumina layer 301 are consolidated Fixed to be connected, the lower surface and the upper surface of glass layer 303 of chlorinated rubber layer 302 are fixedly linked, energy-saving material-saving, environmental protection, gently Matter is high-strength, corrosion-resistant, inner wall smooth non-scaling, construction and maintenance is easy, service life length.

The inner surface of fireprotection layer 3 is be bonded by interior adhesive layer 4 with the outer surface of tube layer in PPR 1.

The outer surface of fireprotection layer 3 is be bonded by outer adhesive layer 5 with the inner surface of PPR outer wrapping layers 2.

The upper surface of alumina layer 301 and the lower surface bonds of outer adhesive layer 5.

The lower surface of glass layer 303 is Nian Jie with the upper surface of interior adhesive layer 4.

In summary, fireprotection layer should be provided between tube layer 1 and PPR outer wrapping layers 2 in PPR with the PPR pipe of fire-proof function 3, fireprotection layer 3 includes alumina layer 301, chlorinated rubber layer 302 and glass layer 303, has very strong fire protecting performance, fire prevention Effect is good, beneficial to promoting the use of, solves existing PPR pipe, and fire protecting performance is poor, the problem of being unfavorable for promoting the use of.

Also, provided with tube layer 1 and PPR outer wrapping layers 2 in PPR, energy-saving material-saving, environmental protection, high-strength light, corrosion-resistant, inwall light Sliding non-scaling, construction and maintenance simplicity, service life length.

It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include Intrinsic key element.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of PPR pipe with fire-proof function, including tube layer in PPR（1）With PPR outer wrapping layers（2）, it is characterised in that：It is described Tube layer in PPR（1）With PPR outer wrapping layers（2）Between be provided with fireprotection layer（3）, the fireprotection layer（3）With tube layer in PPR（1）Between set There is interior adhesive layer（4）, the fireprotection layer（3）With PPR outer wrapping layers（2）Between be provided with outer adhesive layer（5）, the fireprotection layer（3）Bag Include alumina layer（301）, chlorinated rubber layer（302）And glass layer（303）, the alumina layer（301）Lower surface with Chlorinated rubber layer（302）Upper surface be fixedly linked, the chlorinated rubber layer（302）Lower surface and glass layer（303） Upper surface be fixedly linked.

A kind of 2. PPR pipe with fire-proof function according to claim 1, it is characterised in that：The fireprotection layer（3）It is interior Surface and tube layer in PPR（1）Outer surface pass through interior adhesive layer（4）Bonding.

A kind of 3. PPR pipe with fire-proof function according to claim 1, it is characterised in that：The fireprotection layer（3）It is outer Surface and PPR outer wrapping layers（2）Inner surface pass through outer adhesive layer（5）Bonding.

A kind of 4. PPR pipe with fire-proof function according to claim 1, it is characterised in that：The alumina layer（301） Upper surface and outer adhesive layer（5）Lower surface bonds.

A kind of 5. PPR pipe with fire-proof function according to claim 1, it is characterised in that：The glass layer （303）Lower surface and interior adhesive layer（4）Upper surface bonding.