CN202327529U

CN202327529U - Heat-insulation water supply pipeline and heat-insulation water supply pipeline system

Info

Publication number: CN202327529U
Application number: CN201120485894XU
Authority: CN
Inventors: 杨冰
Original assignee: GUANGDONG AOZO BUILDING MATERIAL Co Ltd
Current assignee: GUANGDONG AOZO BUILDING MATERIAL Co Ltd
Priority date: 2011-11-29
Filing date: 2011-11-29
Publication date: 2012-07-11
Anticipated expiration: 2021-11-29

Abstract

The utility model relates to a heat-insulation water supply pipeline and a heat-insulation water supply pipeline system. The heat-insulation water supply pipeline comprises a chlorinated polyvinyl chloride inner pipe, a hard polyvinyl chloride outer sheath and a heat-insulation layer, wherein the heat-insulation layer is arranged between the chlorinated polyvinyl chloride inner pipe and the hard polyvinyl chloride sheath; and the chlorinated polyvinyl chloride inner pipe, the hard polyvinyl chloride sheath and the heat-insulation layer are formed integrally. The heat-insulation water supply pipeline provided by the utility model adopts the integrated design, has the advantages of favorable heat-insulation property, high durability, low production cost and the like, is convenient to mount and maintain, and can overcome the defects of trouble construction, high damage tendency and poor heat-insulation effect in the traditionally water supply pipeline.

Description

A kind of insulation feedwater piping and insulation water supply piping system

Technical field

The utility model relates to a kind of feedwater piping that can be incubated and water supply piping system.

Background technique

At the northern area of cold,, need in underground or building, lay a large amount of delivery pipelines for delivery is heated or bathing to each junior unit.Traditional feedwater piping be with metal tube or plastic tube as conduit pipe, and, install the thermal insulation pipe of processing by rubber plastic foam material again additional in course of conveying in the outside of conduit pipe for the heat that prevents hot water scatters and disappears.Because conduit pipe and thermal insulation pipe are manufacturings separately separately, before the feedwater piping laying construction, need be at the outer wall brushing glue of conduit pipe, and then sheathed thermal insulation pipe carries out bondingly, is assembled into the feedwater piping with heat insulation function.Normally pure manual installation of the installation of thermal insulation pipe, it is longer that consumed time not only is installed, also higher to operator's technical requirements, and the thermal insulation pipe protective coating is relatively weaker, and easy damaged is prone to pollute, and this has just increased the difficulty of feedwater piping installation and maintenance.

Summary of the invention

The purpose of the utility model provides a kind of insulation feedwater piping; This insulation feedwater piping adopts incorporate design; Have advantages such as good heat insulating, durability is good, cost of production is low, I&M is convenient, can solve traditional feedwater piping construction trouble, easy damage, the not good defective of heat insulation effect.

Another purpose of the utility model provides a kind of insulation water supply piping system.

The technical solution of the utility model is:

A kind of insulation feedwater piping; Comprise pipe in the CPVC, the outer pillar of PVC-U and thermal insulation layer; Described thermal insulation layer is arranged between interior pipe of CPVC and the outer pillar of PVC-U, and pillar and thermal insulation layer are one-body molded outside the interior pipe of described CPVC, the PVC-U.

In described CPVC, also the PVC-U support can be set between the pillar outside pipe and the PVC-U, described PVC-U support is made up of the PVC-U pillar of several ringlike.

A kind of insulation water supply piping system comprises above-mentioned insulation feedwater piping and the insulation pipe joint that is used to connect said insulation feedwater piping.Described insulation pipe joint comprises CPVC inner pipe joint and the outer Pipe protective joint of PVC-U; Outside described CPVC inner pipe joint and described PVC-U, also be provided with thermal insulation layer between the Pipe protective joint.

The CPVC inner pipe joint of said insulation pipe joint is sleeved on the outside of managing in the CPVC of said insulation feedwater piping.

The outer Pipe protective joint of the PVC-U of said insulation pipe joint is fixedly mounted on the outside of the outer pillar of PVC-U of said insulation feedwater piping.

Described insulation pipe joint comprises straight-through type joint, diameter reducing type joint, Three way type joint and bending head type joint etc.

The described thermal insulation layer of the utility model is polyurethane foam insulation layer or phenol formaldehyde foam thermal insulation layer.

The described insulation feedwater piping of the utility model has thermal insulation property and advantages such as durability is good, cost of production is low, I&M is convenient, long service life with the insulation water supply piping system.Wherein, the CPVC inner pipe joint that pipe and pipe coupling are adopted in the CPVC that feedwater piping adopted has heatproof, withstand voltage, characteristics such as rates of thermal expansion is little, corrosion resistance is high, thermal conductivity is low, insulation and good, the no bacteria breed of fireproof performance, water delivery water quality are pure.The outer Pipe protective joint of the PVC-U that outer pillar of the PVC-U that feedwater piping adopted and pipe coupling are adopted then has hardness height, good toughness, low temperature resistant, characteristics such as the good and anti-acid and alkali corrosion property of uvioresistant weatherability is good.Thermal insulation layer can adopt polyurethane foam insulation layer or phenol formaldehyde foam thermal insulation layer; Wherein, polyurethane foam insulation layer has good insulation effect, heat-resisting, cold-resistant, anti-solvent, and have sound insulation, shockproof and characteristics such as electrical insulation capability is good, and in light weight, specific strength is big; The phenol formaldehyde foam thermal insulation layer then has excellent fire prevention, thermal insulation and sound insulation value, and its low temperature contractibility is little, can be anticorrosive anti-aging, and density is little, in light weight, safety and environmental protection.

Description of drawings

Fig. 1 is the cross-sectional structure schematic representation of the said insulation feedwater piping of the utility model;

Fig. 2 is the vertical section structure schematic representation of the said insulation feedwater piping of the utility model;

Fig. 3 has shown the cross-sectional structure schematic representation of the insulation water supply piping system of being made up of straight-through type insulation pipe joint and insulation feedwater piping;

Fig. 4 has shown the cross-sectional structure schematic representation of the insulation water supply piping system of being made up of diameter reducing type insulation pipe joint and insulation feedwater piping;

Fig. 5 has shown the cross-sectional structure schematic representation of the insulation water supply piping system of being made up of Three way type insulation pipe joint and insulation feedwater piping;

Fig. 6 has shown the cross-sectional structure schematic representation of the insulation water supply piping system of being made up of bending head type insulation pipe joint and insulation feedwater piping;

Embodiment

As depicted in figs. 1 and 2, the described insulation feedwater piping 1 of the utility model comprises pipe 11 in the CPVC, thermal insulation layer 12, the outer pillar 13 of PVC-U and PVC-U support 14.Thermal insulation layer 12 is polyurethane foam insulation layer or phenol formaldehyde foam thermal insulation layer, and it is arranged between interior pipe 11 of CPVC and the outer pillar 13 of PVC-U.PVC-U support 14 is made up of the PVC-U pillar of several ringlike, is used to support described insulation feedwater piping 1, and it is arranged between interior pipe 11 of CPVC and the outer pillar 13 of PVC-U, is wrapped in the thermal insulation layer 12.Pipe 11, thermal insulation layer 12, the outer pillar 13 of PVC-U and PVC-U support 14 are one-body molded in the CPVC.

The described insulation feedwater piping 1 of the utility model forms through following prepared: 1) pass through extruder with the extruding and moulding of CPVC material, make pipe 11 in the CPVC; 2) pass through extruder with the rigid polyvinyl chloride material extruding and moulding, process PVC-U support 14, and PVC-U support 14 is set in the outside of pipe 11 in the CPVC; 3) pass through extruder with the rigid polyvinyl chloride material extruding and moulding, make the outer pillar 13 of PVC-U, then the outer pillar 13 of PVC-U is set in the outside of PVC-U support 14; 4) through foam gun polyurethane foam or phenol formaldehyde foam are injected in the CPVC in the cavity between the pipe 11 and the outer pillar 13 of PVC-U, solidify the back in CPVC, manage 11 and PVC-U outside be integrally formed the thermal insulation layer 12 of moulding between the pillar 13.

To shown in Figure 6, the described insulation water supply piping system of the utility model comprises insulation feedwater piping 1 and is used to connect the insulation pipe joint 2 that is incubated feedwater piping 1 like Fig. 3.Wherein, Fig. 3 has shown the cross-sectional structure schematic representation of the insulation water supply piping system of being made up of straight-through type insulation pipe joint and insulation feedwater piping; Fig. 4 has shown the cross-sectional structure schematic representation of the insulation water supply piping system of being made up of diameter reducing type insulation pipe joint and insulation feedwater piping; Fig. 5 has shown the cross-sectional structure schematic representation of the insulation water supply piping system of being made up of Three way type insulation pipe joint and insulation feedwater piping; Fig. 6 has shown the cross-sectional structure schematic representation of the insulation water supply piping system of being made up of bending head type insulation pipe joint and insulation feedwater piping.

The described insulation pipe joint 2 of the utility model comprises CPVC inner pipe joint 21 and the outer Pipe protective joint 23 of PVC-U.The internal diameter of CPVC inner pipe joint 21 is greater than the external diameter of pipe 11 in the CPVC, and CPVC inner pipe joint 21 is sleeved on the outside of pipe 11 in the CPVC; The outer Pipe protective joint 23 of PVC-U is fixedly mounted on the outside of the outer pillar 13 of PVC-U.Be provided with thermal insulation layer 22 in the cavity outside CPVC inner pipe joint 21 and PVC-U between the Pipe protective joint 23, thermal insulation layer 22 is polyurethane foam insulation layer or phenol formaldehyde foam thermal insulation layer.

The CPVC inner pipe joint 21 of insulation pipe joint 2 is through injection machine that the molding and forming of CPVC material is prepared; The outer Pipe protective joint 23 of its PVC-U is through injection machine that the rigid polyvinyl chloride material molding and forming is prepared, and it can be split as two parts that cooperatively interact in a longitudinal direction.

Insulation feedwater piping 1 is following with the connection method of insulation pipe joint 2: 1) utilize the end across cutting of cutter at insulation feedwater piping 1; Part excision with outer pillar 13 of its PVC-U and thermal insulation layer 12 manifests pipe 11 in the CPVC; 2) manage 11 in the CPVC that exposes with Horn remover cleaning, make pipeline and joint that preferable being connected arranged; 3) in CPVC, be coated with uniform tackiness agent on the inwall of the outer wall of pipe 11 and CPVC inner pipe joint 21; Pipe 11 inserts in the side ports of CPVC inner pipe joint 21 in the CPVC that 4) will expose, and rotates 1/4 to 1/2 and change, and fixes 10 seconds and makes its curing; The insulation feedwater piping 1 that 5) will connect according to above-mentioned step is installed in other port of insulation pipe joint 2; 6) two parts with the outer Pipe protective joint 23 of PVC-U are fastened on respectively on the CPVC inner pipe joint 21 that has been connected with pipeline, and behind the fastening, two parts are fastenedly connected through modes such as bonding, buckle or screws; 7) utilize perforate on the outer wall of electric drill Pipe protective joint 23 outside PVC-U; And with in polyurethane foam or the phenol formaldehyde foam hand-hole; After treating that polyurethane foam or phenol formaldehyde foam solidify; Promptly outside CPVC inner pipe joint 21 and PVC-U, form thermal insulation layer 22 between the Pipe protective joint 23, thereby obtain the described insulation water supply piping system of the utility model.

Above-listed detailed description is specifying to one of the utility model possible embodiments; This embodiment is not the claim in order to restriction the utility model; Allly do not break away from the equivalence that the utility model does and implement or change, all should be contained in the claim of this case.

Claims

1. one kind is incubated feedwater piping; It is characterized in that: comprise pipe in the CPVC, the outer pillar of PVC-U and thermal insulation layer; Described thermal insulation layer is arranged between interior pipe of CPVC and the outer pillar of PVC-U, and pillar and thermal insulation layer are one-body molded outside the interior pipe of described CPVC, the PVC-U.

2. insulation feedwater piping according to claim 1 is characterized in that: described thermal insulation layer is polyurethane foam insulation layer or phenol formaldehyde foam thermal insulation layer.

3. insulation feedwater piping according to claim 1; It is characterized in that: in described CPVC, also be provided with the PVC-U support between the pillar outside pipe and the PVC-U, described PVC-U support is made up of the PVC-U pillar of several ringlike.

4. an insulation water supply piping system comprises one of them the described insulation feedwater piping of claim 1-3 and the insulation pipe joint that is used to connect said insulation feedwater piping.

5. insulation water supply piping system according to claim 4 is characterized in that: described insulation pipe joint comprises CPVC inner pipe joint and the outer Pipe protective joint of PVC-U.

6. insulation water supply piping system according to claim 5 is characterized in that: outside described CPVC inner pipe joint and PVC-U, also be provided with thermal insulation layer between the Pipe protective joint.

7. insulation water supply piping system according to claim 6 is characterized in that: described thermal insulation layer is polyurethane foam insulation layer or phenol formaldehyde foam thermal insulation layer.

8. insulation water supply piping system according to claim 5 is characterized in that: the CPVC inner pipe joint of said insulation pipe joint is sleeved on the outside of managing in the CPVC of said insulation feedwater piping.

9. insulation water supply piping system according to claim 5 is characterized in that: the outer Pipe protective joint of the PVC-U of said insulation pipe joint is fixedly mounted on the outside of the outer pillar of PVC-U of said insulation feedwater piping.

10. insulation water supply piping system according to claim 4 is characterized in that: described insulation pipe joint comprises straight-through type joint, diameter reducing type joint, Three way type joint and bending head type joint.