CN207298101U - A kind of PP-R insulating tubes - Google Patents
A kind of PP-R insulating tubes Download PDFInfo
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- CN207298101U CN207298101U CN201721194899.0U CN201721194899U CN207298101U CN 207298101 U CN207298101 U CN 207298101U CN 201721194899 U CN201721194899 U CN 201721194899U CN 207298101 U CN207298101 U CN 207298101U
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- spiral groove
- oxygen
- insulating
- ring surface
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Abstract
The utility model discloses a kind of PP R insulating tubes, including PP R outer layers, PP R internal layers, insulating layer, the first spiral groove being connected, the second spiral groove are relatively set with the outer ring surface of the internal layer, outer layer, a helical form enclosure space is formed between first spiral groove and the second spiral groove；The insulating layer include the spiral at least heating wires being arranged in the enclosure space, be arranged on the heating wires outer ring surface corrosion-resistant coating, in being filled with inert gas in the enclosure space on the outside of the corrosion-resistant coating.The utility model is provided with the insulating layer with brace groove, filled with inert gas, high insulating effect, and heat insulation effect and is not easy to be destroyed, and adds service life.
Description
Technical field
Pipe technology field is the utility model is related to, relates generally to a kind of PP-R insulating tubes.
Background technology
PP-R tube bodies are called three type PA tubes, the pipeline such as PP-R pipe and traditional cast iron pipe, coating steel pipe, pipe of cement
Compare, there is many advantages, such as light-weight, corrosion-resistant, non-scaling, long physical life, using very extensive.But its resistance to compression energy
Force difference, tube wall cracking, breakage are be easy to cause when suffered pressure is larger, and repairing of cutting off the water is not only difficult, has an effect on production and application；
Outer layer anti-uv-ray is poor, and cracking easy to aging, easily grows bacterium in direct sunlight.
Utility model content
Technical problem to be solved in the utility model be to provide it is a kind of meet the needs of people, high insulating effect, have
Oxygen antibacterial dual-use function is hindered, compressive property is good, the PP-R insulating tubes of service life length.
Technical problem to be solved in the utility model can be adopted the following technical scheme that to realize：
A kind of PP-R insulating tubes, including PP-R outer layers, the PP-R internal layers that are set on the outside of the outer layer and be arranged concentrically
Insulating layer between the internal layer, outer layer, it is characterised in that the outer ring surface of the internal layer be evenly arranged be connected
One spiral groove, is provided with antibacterial oxygen-resistance layer on the inside of the outer layer, relatively described in the inner ring surface of the antibacterial oxygen-resistance layer
First spiral groove is evenly arranged with the second spiral groove being connected；
First spiral groove, the second spiral groove two trough rims by some metal inserts that uniform intervals are set into
Row is fixed, and a helical form enclosure space is formed between first spiral groove and the second spiral groove；The insulating layer includes
The spiral at least heating wires being arranged in the enclosure space, be arranged on the heating wires outer ring surface anticorrosion
Layer, in being filled with inert gas in the enclosure space on the outside of the corrosion-resistant coating.
In a preferred embodiment of the utility model, anti-oxygen diffusion layer is provided with the outside of the internal layer, it is described anti-
Oxygen diffusion layer is EVOH oxygen barrier materials, and first spiral groove is uniformly arranged on the anti-oxygen diffusion layer outer ring surface and concaves
Into.
In a preferred embodiment of the utility model, the antibacterial oxygen-resistance layer is the TiO of Ag ion modifications2Nanometer thin
Film or Ag-carried antibacterial master batch.
The beneficial effects of the utility model are：A kind of PP-R insulating tubes, are provided with brace groove, filled with indifferent gas
Body, the insulating layer coated with corrosion-resistant coating, high insulating effect, and heat insulation effect is not easy to be destroyed, and adds service life；Protecting
The interior outside society of warm layer has anti-oxygen diffusion layer and antibacterial oxygen-resistance layer by oneself, not only so that insulating tube has the resistance dual work(of oxygen antibacterial
Can, also further protect insulating layer.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of PP-R insulating tubes of the utility model.
Embodiment
In order to make the technical means, creative features, achievable purpose and effectiveness that the utility model is realized easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to Fig. 1, what is provided in figure is a kind of PP-R insulating tubes, including PP-R outer layers 200, is set in the outside of outer layer 200
PP-R internal layers 100 and the insulating layer 300 that is arranged concentrically between internal layer 100, outer layer 200, outer layer 200 is high pressure low density
The both ends of polypropylene random copolymer material, outer layer 200 and internal layer 100 organically melt in opposite directions to be riveted together, between each layer not
Easily layering.
Anti- oxygen diffusion layer 400 is provided with the outside of internal layer 100, anti-oxygen diffusion layer 400 is EVOH oxygen barrier materials；EVOH is by ethene
The processability of polymer and the iris action of vinyl alcohol polymer are combined, and have fabulous processing performance, to gas, solvent etc.
Show excellent blocking effect.
Antibacterial oxygen-resistance layer 500 is provided with the inner side of outer layer 200, antibacterial oxygen-resistance layer 500 is the TiO of Ag ion modifications2Receive
Rice film or Ag-carried antibacterial master batch；Preferably, antibacterial oxygen-resistance layer 500 is the TiO of Ag ion modifications2Nano thin-film, TiO2Nanometer thin
Film is acted on preferable air-isolation, can prevent the infiltration of oxygen very well, in addition, Ag modified on TiO2 nano thin-films from
Son slowly discharges into water body, carries out sterilizing to water body, avoids the growth and sprawling of bacterium in pipe, ensure the pure of water quality
Cleanliness.
In the outside of internal layer 100 the first spiral groove 410 for being connected is evenly arranged with the outer ring surface of anti-oxygen diffusion layer 400 simultaneously
Be inwardly recessed, the inner ring surface of antibacterial oxygen-resistance layer 500 be evenly arranged with respect to the first spiral groove 410 be connected it is second spiral
Groove 510；Some metal inserts that first spiral groove 410, two trough rims of the second spiral groove 510 are set by uniform intervals
420 are fixed, and a helical form enclosure space 430 is formed between the first spiral groove 410 and the second spiral groove 510, is being sealed
Close the flange 440 with conducting wire input and output that is provided at both ends with space 430, flange 440 and anti-oxygen diffusion layer 400, antibacterial oxygen-resistance
Sealed between layer 500 using sealing ring.
Insulating layer 300 includes the spiral at least heating wires 310 being arranged in enclosure space 430, is arranged on heating
The corrosion-resistant coating 320 of the outer ring surface of conducting wire 310, it is preferred that heating wires 310 are one, and corrosion-resistant coating 320 is covered with poly- four
The chlorosulfonated polyethylene corrosion-inhibiting coating of fluoroethylene film, in the outside of corrosion-resistant coating 320 in being filled with indifferent gas in enclosure space 430
Body 330.
Shock-resistant layer 110 is provided with the inner side of internal layer 100, shock-resistant layer 110 is formed using beta crystal-type nucleater；Beta crystal
Nucleator generates the beta crystal of hexahedron, adds the shock resistance of PP-R pipes, improves the heat distortion temperature of PP-R pipes, have
Effect prevents impact of the current to inside pipe fitting.
Uvioresistant layer 220 is provided with the inner side of outer layer 200, uvioresistant layer 220 is by ethylene-vinyl acetate copolymer
(EVA) from foam structure made of material；Uvioresistant layer 220 improves the anti-uv-ray of PP-R pipes, has super
Strong resistance to low temperature, EVA material caking property strong hardness are high, can with outer bound firmly, be not easy to be layered, without smearing sticky material
Material.The explosion-proof parting 210 of a heat-resisting explosion-proof is provided with the outside of outer layer 200, explosion-proof parting 210 uses PE-RT material systems
Into；The method that PE-RT uses ethene and octene copolymer, the molecular structure of uniqueness is obtained by the quantity and distribution that control side chain,
To improve the heat resistance of PP-R, and resistance to pressure is more preferable.Be respectively arranged with the interior outside of outer layer 200 ultraviolet resistant layer 220 and
Explosion-proof layer 210, prevents insulation outer tube layer cracking from influencing conveying function, compressive property is good.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the utility model principle, on the premise of not departing from the spirit and scope of the utility model the utility model can also
There are various changes and modifications, these various changes and improvements fall within the scope of the claimed invention.The utility model will
Protection domain is asked to be defined by appended claims and coordinate.
Claims (3)
1. a kind of PP-R insulating tubes, including PP-R outer layers, the PP-R internal layers that are set on the outside of the outer layer and it is arranged concentrically on
Insulating layer between the internal layer, outer layer, it is characterised in that the outer ring surface of the internal layer be evenly arranged be connected first
Spiral groove, is provided with antibacterial oxygen-resistance layer on the inside of the outer layer, in the inner ring surface relatively described of the antibacterial oxygen-resistance layer
One spiral groove is evenly arranged with the second spiral groove being connected；
Some metal inserts that first spiral groove, two trough rims of the second spiral groove are set by uniform intervals are consolidated
It is fixed, form a helical form enclosure space between first spiral groove and the second spiral groove；The insulating layer includes spiral
At least heating wires that are arranged in the enclosure space, be arranged on the heating wires outer ring surface corrosion-resistant coating,
In being filled with inert gas in the enclosure space on the outside of the corrosion-resistant coating.
2. a kind of PP-R insulating tubes as claimed in claim 1, it is characterised in that antiseepage oxygen is provided with the outside of the internal layer
Layer, the anti-oxygen diffusion layer is EVOH oxygen barrier materials, and first spiral groove is uniformly arranged on the anti-oxygen diffusion layer outer ring surface
And it is inwardly recessed.
3. a kind of PP-R insulating tubes as claimed in claim 2, it is characterised in that the antibacterial oxygen-resistance layer is Ag ion modifications
TiO2Nano thin-film or Ag-carried antibacterial master batch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721194899.0U CN207298101U (en) | 2017-09-18 | 2017-09-18 | A kind of PP-R insulating tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721194899.0U CN207298101U (en) | 2017-09-18 | 2017-09-18 | A kind of PP-R insulating tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207298101U true CN207298101U (en) | 2018-05-01 |
Family
ID=62441860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721194899.0U Active CN207298101U (en) | 2017-09-18 | 2017-09-18 | A kind of PP-R insulating tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207298101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075999A (en) * | 2019-11-29 | 2020-04-28 | 唐山科源环保技术装备有限公司 | Device and process for preventing tar condensation from blocking hot gas pipeline of producer |
-
2017
- 2017-09-18 CN CN201721194899.0U patent/CN207298101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075999A (en) * | 2019-11-29 | 2020-04-28 | 唐山科源环保技术装备有限公司 | Device and process for preventing tar condensation from blocking hot gas pipeline of producer |
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