CN212672602U - Double-layer heat-preservation PP pipe - Google Patents
Double-layer heat-preservation PP pipe Download PDFInfo
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- CN212672602U CN212672602U CN202020659097.8U CN202020659097U CN212672602U CN 212672602 U CN212672602 U CN 212672602U CN 202020659097 U CN202020659097 U CN 202020659097U CN 212672602 U CN212672602 U CN 212672602U
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- pipe
- layer
- heat
- heat preservation
- double
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- 238000004321 preservation Methods 0.000 title claims abstract description 29
- 238000005260 corrosion Methods 0.000 claims abstract description 21
- 230000007797 corrosion Effects 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 10
- 239000000839 emulsion Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920000058 polyacrylate Polymers 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 239000004033 plastic Substances 0.000 abstract description 6
- 229920003023 plastic Polymers 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 239000004743 Polypropylene Substances 0.000 description 35
- 238000009413 insulation Methods 0.000 description 5
- 229920000915 polyvinyl chloride Polymers 0.000 description 5
- 239000004800 polyvinyl chloride Substances 0.000 description 5
- 238000013329 compounding Methods 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Thermal Insulation (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a double-layer heat preservation PP pipe, which comprises a waterproof layer, an anti-corrosion layer, a heat preservation layer and a built-in pipe, and the waterproof layer is arranged to increase the waterproof performance of the PP pipe and play a role in protection; the heat preservation layer is arranged, so that the heat preservation effect on the PP pipe can be achieved, and the heat dissipation performance of the PP pipe is reduced; the corrosion-resistant layer is arranged, so that the high-temperature resistance of the pipe is improved, and the defects of short service life, low thermal deformation temperature, unstable size and the like of a plastic material due to high-temperature creep are overcome; by arranging the built-in pipe and arranging the cavity on the pipe wall of the inner pipe, the heat transfer efficiency from the inside of the pipe to the outside of the pipe is reduced, the heat output is reduced, and the double-layer heat preservation effect of the PP pipe is realized under the matching of the heat preservation layer; through setting up the enhancement wire, increased the toughness and the bearing strength of PP pipe for the withstand voltage of PP pipe is effectual.
Description
Technical Field
The utility model relates to a PP manages technical field, specifically is a double-deck heat preservation PP tubular product.
Background
PVC is a material which is mainly composed of polyvinyl chloride and is added with other components to enhance the heat resistance, toughness and ductility of the PVC.
The existing PP pipe has the defects of poor heat insulation effect, fast heat dissipation, large heat loss and poor wear resistance in the hot water transmission process.
Therefore, a double-layer heat-preservation PP pipe is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double-deck heat preservation PP tubular product to current PP pipe that proposes in solving above-mentioned background art has the heat preservation effect poor, and at the in-process of hot water transmission, the heat dissipation is fast, and calorific loss is big, and the poor problem of wearability.
In order to achieve the above object, the utility model provides a following technical scheme: a double-layer heat-insulation PP pipe comprises a waterproof layer, an anti-corrosion layer, a heat-insulation layer and a built-in pipe, wherein the waterproof layer is coated outside the anti-corrosion layer; the corrosion-resistant layer is arranged on the outer side of the heat-insulating layer; the heat-insulating layer is arranged between the corrosion-resistant layer and the inner tube.
Preferably, the waterproof layer is formed by spraying acrylic polymer emulsion; the heat preservation adopt glass fiber silk parcel to form, the waterproof layer has increased the waterproof performance of PP pipe to play a guard action, the heat preservation can play the heat preservation effect to the PP pipe, reduces the thermal diffusivity of PP pipe.
Preferably, the corrosion-resistant layer is formed by compounding three layers of materials, the inner layer and the outer layer of the corrosion-resistant layer are made of beta crystal form random copolymerization polypropylene materials, the middle layer of the corrosion-resistant layer is a reinforcing and toughening oxygen barrier layer formed by compounding beta PP-R and a nano material, the high-temperature-resistant usability of the pipe is improved, and the defects of short service life, low thermal deformation temperature, unstable size and the like of a plastic material in high-temperature creep are overcome.
Preferably, the built-in pipe comprises an inner pipe, a cavity and a reinforcing metal wire, wherein the inner pipe is made of PVC materials, the pipe wall of the inner pipe is provided with a plurality of cavities, and the cavities are formed along the axial direction of the inner pipe; the reinforced metal wire is embedded on the pipe wall of the inner pipe, the hollow cavity is formed in the pipe wall of the inner pipe, the heat transfer efficiency from the inside of the pipe to the outside of the pipe is reduced, the heat output is reduced, and the double-layer heat preservation effect of the PP pipe is realized under the cooperation of the heat preservation layer.
Preferably, the reinforcing metal wires are arranged in a plurality of numbers, the reinforcing metal wires are arranged at intervals with the cavity and are parallel to the cavity, and the reinforcing metal wires are arranged to increase the toughness and the pressure-bearing strength of the PP pipe, so that the pressure-resisting effect of the PP pipe is good.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model, by arranging the waterproof layer, the waterproof performance of the PP pipe is improved, and a protective effect is achieved;
2. the utility model can play a role of heat preservation for the PP pipe by arranging the heat preservation layer, thereby reducing the heat dissipation of the PP pipe;
3. the utility model improves the high temperature resistance of the pipe by arranging the corrosion-resistant layer, and overcomes the defects of short service life, low thermal deformation temperature, unstable size and the like of the plastic material when the plastic material is subjected to high temperature creep;
4. the utility model, through arranging the inner pipe, the cavity is arranged on the pipe wall of the inner pipe, thereby reducing the heat transfer efficiency from the inside of the pipe to the outside of the pipe, reducing the output of heat, and realizing the double-layer heat preservation effect of the PP pipe under the coordination of the heat preservation layer;
5. the utility model discloses, strengthen the wire through setting up, increased the toughness and the bearing strength of PP pipe for the PP pipe is withstand voltage effectual.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention;
fig. 2 is a schematic view of the cross-sectional structure of the inner tube of the present invention.
In the figure: 1. a waterproof layer; 2. a corrosion-resistant layer; 3. a heat-insulating layer; 4. a build-in tube; 41. an inner tube; 42. a cavity; 43. the reinforcing wire.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a double-layer heat-insulation PP pipe comprises a waterproof layer 1, a corrosion-resistant layer 2, a heat-insulation layer 3 and an internal pipe 4, wherein the waterproof layer 1 is coated outside the corrosion-resistant layer 2; the corrosion-resistant layer 2 is arranged on the outer side of the heat-insulating layer 3; the heat-insulating layer 3 is arranged between the corrosion-resistant layer 2 and the inner pipe 4.
Specifically, as shown in fig. 1, the waterproof layer 1 is formed by spraying acrylic polymer emulsion; the heat-insulating layer 3 is formed by wrapping glass fiber yarns.
Through adopting above-mentioned technical scheme, waterproof layer 1 has increased the waterproof performance of PP pipe to play a guard action, heat preservation 3 can play the heat preservation effect to the PP pipe, reduces the thermal diffusivity of PP pipe.
Specifically, as shown in fig. 1, the corrosion-resistant layer 2 is formed by compounding three layers of materials, the inner layer and the outer layer of the corrosion-resistant layer 2 are made of beta-crystalline form random copolymer polypropylene, and the middle layer is a reinforcing and toughening oxygen barrier layer formed by compounding beta PP-R and a nano material.
By adopting the technical scheme, the high-temperature resistance of the pipe is improved, and the defects of short service life, low thermal deformation temperature, unstable size and the like of high-temperature creep of a plastic material are overcome.
Specifically, as shown in fig. 2, the inner tube 4 includes an inner tube 41, a cavity 42 and a reinforcing wire 43, the inner tube 41 is made of PVC, a plurality of cavities 42 are provided on a wall of the inner tube 41, and the cavities 42 are opened along an axial direction of the inner tube 41; the reinforcing wires 43 are embedded in the wall of the inner tube 41.
By adopting the technical scheme, the cavity 42 is formed in the wall of the inner pipe 41, so that the heat transfer efficiency from the inside to the outside of the pipe is reduced, the heat output is reduced, and the double-layer heat preservation effect of the PP pipe is realized under the matching of the heat preservation layer 3.
Specifically, as shown in fig. 2, a plurality of reinforcing wires 43 are provided, the reinforcing wires 43 are spaced from the cavity 42, and the reinforcing wires 43 are parallel to the cavity 42.
Through adopting above-mentioned technical scheme, the setting of strengthening wire 43 has increased the toughness and the bearing strength of PP pipe for the withstand voltage of PP pipe is effectual.
The working principle is as follows: the waterproof layer has increased the waterproof performance of PP pipe, and play a guard action, heat preservation 3 can play the heat preservation to the PP pipe, reduce the thermal diffusivity of PP pipe, the corrosion resistant layer has promoted the usability of tubular product high temperature resistance, it is short to have overcome plastic material and met high temperature creep life, the heat altered shape temperature is low, shortcomings such as size unstability, set up cavity 42 on the pipe wall of inner tube 41, the efficiency of intraductal outside pipe heat transfer has been reduced, reduce thermal output, under heat preservation 3's cooperation, the double-deck heat retaining effect of PP pipe has been realized, it has increased the toughness and the bearing strength of PP pipe to strengthen the wire, make the withstand voltage of PP pipe effectual.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A double-layer heat preservation PP pipe is characterized in that: the waterproof layer (1) is coated outside the corrosion-resistant layer (2); the corrosion-resistant layer (2) is arranged on the outer side of the heat-insulating layer (3); the heat-insulating layer (3) is arranged between the corrosion-resistant layer (2) and the built-in pipe (4).
2. The double-layer heat-insulating PP pipe material as claimed in claim 1, wherein: the waterproof layer (1) is formed by spraying acrylic polymer emulsion; the heat-insulating layer (3) is formed by wrapping glass fiber yarns.
3. The double-layer heat-insulating PP pipe material as claimed in claim 1, wherein: the built-in pipe (4) comprises an inner pipe (41), a cavity (42) and a reinforcing metal wire (43), wherein the inner pipe (41) is made of PVC materials, the pipe wall of the inner pipe (41) is provided with a plurality of cavities (42), and the cavities (42) are formed along the axial direction of the inner pipe (41); the reinforcing metal wire (43) is embedded on the pipe wall of the inner pipe (41).
4. The double-layer heat-insulating PP pipe material according to claim 3, characterized in that: the reinforcing metal wires (43) are arranged in a plurality of numbers, the reinforcing metal wires (43) and the cavities (42) are arranged at intervals, and the reinforcing metal wires (43) are parallel to the cavities (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020659097.8U CN212672602U (en) | 2020-04-27 | 2020-04-27 | Double-layer heat-preservation PP pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020659097.8U CN212672602U (en) | 2020-04-27 | 2020-04-27 | Double-layer heat-preservation PP pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212672602U true CN212672602U (en) | 2021-03-09 |
Family
ID=74814883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020659097.8U Active CN212672602U (en) | 2020-04-27 | 2020-04-27 | Double-layer heat-preservation PP pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212672602U (en) |
-
2020
- 2020-04-27 CN CN202020659097.8U patent/CN212672602U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210519 Address after: 150020 Hongjun village, Yongyuan Town, Daowai District, Harbin City, Heilongjiang Province Patentee after: Heilongjiang shengtianda New Energy Development Co.,Ltd. Address before: 028000 No.53, group 1, Zhangjia village, yuliangbao Town, Horqin district, Tongliao City, Inner Mongolia Autonomous Region Patentee before: Shi Dong |