CN208605755U - With corrosion-resistant, heat-insulated and flame retardant property pitch tube - Google Patents
With corrosion-resistant, heat-insulated and flame retardant property pitch tube Download PDFInfo
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- CN208605755U CN208605755U CN201820993174.6U CN201820993174U CN208605755U CN 208605755 U CN208605755 U CN 208605755U CN 201820993174 U CN201820993174 U CN 201820993174U CN 208605755 U CN208605755 U CN 208605755U
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Abstract
The utility model provides a kind of with corrosion-resistant, heat-insulated and flame retardant property pitch tube, including fluororesin layer, liquid product polymer resins layers, barrier layer, thermal insulation layer and the conductive resin layer set gradually from inside to outside, and is bonded between each layer with flame retardant silica gel；The barrier layer material is ethylene-vinyl alcohol copolymer；Thermal insulation layer material is nanometer titanium dioxide silica aerogel；Conductive resin layer material is ethylene-tetrafluoroethylene copolymer layer or polyphenylene sulfide layer.It is described in the utility model that there is corrosion-resistant, heat-insulated and flame retardant property pitch tube, there is good low precipitation property, corrosion resistance, anti-flammability and thermal insulation.
Description
Technical field
The utility model belongs to vehicle fuel pipe field, has corrosion-resistant, heat-insulated and flame retardant property more particularly, to one kind
Pitch tube.
Background technique
In recent years, being continuously increased with automobile demand, automobile industry has become one of the pillar industry in China.Peace
Entirely, energy-saving and environmental protection are the eternal themes of development of automobile, and country has also formulated stringent automobile from the objective of environmental protection
Discharge standard, and the resistance to precipitation performance of automotive fuel oil system junction fuel hose is improved, it is control motor vehicle emission index one
Kind effective ways.It is also all the hot spot in field always for the research and development with good fuel oil tolerance, low precipitation property fuel pipe
Research institute exists.In addition, being easy damaged, aging under fuel pipe hot environment；Under extremely cold weather, the fuel oil in fuel pipe is easy
It is frozen in；And when unexpected fire occurs, there is fuel pipe good flame retardant property can also seem particularly significant.
Summary of the invention
In view of this, the utility model be directed to it is a kind of with corrosion-resistant, heat-insulated and flame retardant property pitch tube, with gram
The defect of the prior art is taken, there is good low precipitation property, corrosion resistance, anti-flammability and thermal insulation.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
With corrosion-resistant, heat-insulated and flame retardant property pitch tube, including fluororesin layer, the liquid product set gradually from inside to outside
Polymer resins layers, barrier layer, thermal insulation layer and conductive resin layer, and bonded between each layer with flame retardant silica gel；The barrier layer material
Matter is ethylene-vinyl alcohol copolymer；Thermal insulation layer material is nanometer titanium dioxide silica aerogel；Conductive resin layer material is ethylene-four
Fluoride copolymers layer or polyphenylene sulfide layer.Why 3 material of barrier layer selects ethylene-vinyl alcohol copolymer, be because
It not only shows fabulous processing performance, and excellent blocking effect is also showed to gas, smell, fragrance, solvent etc., is had
Higher mechanical strength, elasticity, surface hardness, wearability and against weather, and have stronger antistatic property.Barrier layer 2 its
Main function is that barrier is impermeable.
Further, described that there is corrosion-resistant, heat-insulated and flame retardant property pitch tube, it further include nano silver ion antibiotic
Agent coating；The inside of fluororesin layer is arranged in the nano silver ion antibiotic agent coating.
Further, described that there is corrosion-resistant, heat-insulated and flame retardant property pitch tube, it further include stainless steel wire enhancing
Layer；The stainless steel wire enhancement layer is located in thermal insulation layer, and is coaxially disposed with thermal insulation layer.
Further, described that there is corrosion-resistant, heat-insulated and flame retardant property pitch tube, it further include protective layer；It is described anti-
Sheath is located at the outer surface of conductive resin layer, and the two is coaxial；The material of protective layer is nylon 12.
Further, the thickness of fluororesin layer, liquid product polymer resins layers, barrier layer and each layer of conductive resin layer is
0.1-0.15mm；Thermal insulation layer with a thickness of 0.1-0.3mm.
Further, the bonding of flame retardant silica gel is with a thickness of 0.1-0.12mm.
Further, fluororesin layer material is polytetrafluoroethylene material layer.
Compared with the existing technology, described in the utility model that there is corrosion-resistant, heat-insulated and flame retardant property pitch tube to have
Following advantage:
It is described in the utility model that there is corrosion-resistant, heat-insulated and flame retardant property pitch tube, it polymerize due to being provided with liquid product
The low through performance of pitch tube can be enhanced in resin layer, barrier layer；The resistance to of pitch tube can be improved in the setting of fluororesin layer
Corrosivity, while the setting of its inner surface nano silver ion antibiotic agent coating, can play the role of preventing fuel oil contaminated；Respectively
It is bonded between layer using flame retardant silica gel, the flame retardant property of pitch tube can be improved；It is outer can to play isolation for the setting of thermal insulation layer
Influence of portion's extreme environmental conditions temperature to pitch tube reduces resin tracheal rupture, aging, causes the risk of fuel leakage.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the simple knot described in the utility model embodiment 1 with corrosion-resistant, heat-insulated and flame retardant property pitch tube
Structure schematic diagram；
Fig. 2 is the simple knot described in the utility model embodiment 2 with corrosion-resistant, heat-insulated and flame retardant property pitch tube
Structure schematic diagram；
Fig. 3 is the simple knot described in the utility model embodiment 3 with corrosion-resistant, heat-insulated and flame retardant property pitch tube
Structure schematic diagram.
Description of symbols:
1- fluororesin layer；2- liquid product polymer resins layers；3- barrier layer；4- thermal insulation layer；5- conductive resin layer；6- nano silver
Ion antibacterial agent coating；7- stainless steel wire enhancement layer；8- protective layer.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment 1
With corrosion-resistant, heat-insulated and flame retardant property pitch tube, including fluororesin layer 1, the liquid set gradually from inside to outside
Product polymer resins layers 2, barrier layer 3, thermal insulation layer 4 and conductive resin layer 5, and bonded between each layer with flame retardant silica gel；Barrier layer 3
Material is ethylene-vinyl alcohol copolymer；4 material of thermal insulation layer is nanometer titanium dioxide silica aerogel；5 material of conductive resin layer is second
Alkene-TFE copolymer layer.Fluororesin layer 1, liquid product polymer resins layers 2, barrier layer 3, thermal insulation layer 4 and conductive resin layer 5
The thickness of each layer is 0.13mm.The bonding of flame retardant silica gel is with a thickness of 0.1-0.12mm.1 material of fluororesin layer is polytetrafluoroethylene (PTFE)
Material layer.
The low of pitch tube can be enhanced due to being provided with liquid product polymer resins layers, barrier layer in the pitch tube of the present embodiment
Through performance；The corrosion resistance of pitch tube can be improved in the setting of fluororesin layer；It is glued between each layer using flame retardant silica gel
Knot, can be improved the flame retardant property of pitch tube；The setting of thermal insulation layer can play the external extreme environmental conditions temperature of isolation to resin
The influence of pipe reduces resin tracheal rupture, aging, causes the risk of fuel leakage.The setting of conductive resin layer, can reinforced resin
The electric conductivity of pipe.
Embodiment 2
The present embodiment has corrosion-resistant, heat-insulated and flame retardant property pitch tube substantially the same manner as Example 1, and difference exists
In: it further include stainless steel wire enhancement layer 7 and protective layer 8；Stainless steel wire enhancement layer 7 is located in thermal insulation layer 4, and same with thermal insulation layer 4
Axis setting.Protective layer 8 is located at the outer surface of conductive resin layer 5, and the two is coaxial；The material of protective layer 8 is nylon 12.Thermal insulation layer
With a thickness of 0.3mm.The intensity of pitch tube can be improved in stainless steel wire enhancement layer.The material of protective layer selects nylon 12, can play
The effect of release electrostatic.
Embodiment 3
The present embodiment has corrosion-resistant, heat-insulated and flame retardant property pitch tube substantially the same manner as Example 2, and difference exists
In: it further include nano silver ion antibiotic agent coating 6；The inside of fluororesin layer 1 is arranged in nano silver ion antibiotic agent coating 6.It receives
The setting of nano silver ion antibacterial agent coating can avoid resin inside pipe wall and breed bacterium etc., guarantees the quality of fuel oil.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. having corrosion-resistant, heat-insulated and flame retardant property pitch tube, it is characterised in that: including the fluorine tree set gradually from inside to outside
Rouge layer (1), liquid product polymer resins layers (2), barrier layer (3), thermal insulation layer (4) and conductive resin layer (5), and with resistance between each layer
Fire silicone adhesive；Barrier layer (3) material is ethylene-vinyl alcohol copolymer；Thermal insulation layer (4) material is nano silica gas
Gel；Conductive resin layer (5) material is ethylene-tetrafluoroethylene copolymer layer or polyphenylene sulfide layer.
2. according to claim 1 have corrosion-resistant, heat-insulated and flame retardant property pitch tube, it is characterised in that: further include
Nano silver ion antibiotic agent coating (6)；Inside of nano silver ion antibiotic agent coating (6) setting in fluororesin layer (1).
3. according to claim 1 have corrosion-resistant, heat-insulated and flame retardant property pitch tube, it is characterised in that: further include
Stainless steel wire enhancement layer (7)；The stainless steel wire enhancement layer (7) is located in thermal insulation layer (4), and is coaxially disposed with thermal insulation layer (4).
4. according to claim 1 have corrosion-resistant, heat-insulated and flame retardant property pitch tube, it is characterised in that: further include
Protective layer (8)；The protective layer (8) is located at the outer surface of conductive resin layer (5), and the two is coaxial；The material of protective layer (8) is
Nylon 12.
5. according to claim 1 have corrosion-resistant, heat-insulated and flame retardant property pitch tube, it is characterised in that: fluororesin
Layer (1), liquid product polymer resins layers (2), barrier layer (3) and conductive resin layer (5) each layer thickness be 0.1-0.15mm；Every
Thermosphere (4) with a thickness of 0.1-0.3mm.
6. according to claim 1 have corrosion-resistant, heat-insulated and flame retardant property pitch tube, it is characterised in that: fire-retardant silicon
The bonding of glue is with a thickness of 0.1-0.12mm.
7. according to claim 1 have corrosion-resistant, heat-insulated and flame retardant property pitch tube, it is characterised in that: fluororesin
Layer (1) material is polytetrafluoroethylene material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820993174.6U CN208605755U (en) | 2018-06-26 | 2018-06-26 | With corrosion-resistant, heat-insulated and flame retardant property pitch tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820993174.6U CN208605755U (en) | 2018-06-26 | 2018-06-26 | With corrosion-resistant, heat-insulated and flame retardant property pitch tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605755U true CN208605755U (en) | 2019-03-15 |
Family
ID=65665568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820993174.6U Active CN208605755U (en) | 2018-06-26 | 2018-06-26 | With corrosion-resistant, heat-insulated and flame retardant property pitch tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208605755U (en) |
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2018
- 2018-06-26 CN CN201820993174.6U patent/CN208605755U/en active Active
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