CN217003465U - High-flexibility polytetrafluoroethylene high-temperature hose - Google Patents
High-flexibility polytetrafluoroethylene high-temperature hose Download PDFInfo
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- CN217003465U CN217003465U CN202220794184.3U CN202220794184U CN217003465U CN 217003465 U CN217003465 U CN 217003465U CN 202220794184 U CN202220794184 U CN 202220794184U CN 217003465 U CN217003465 U CN 217003465U
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Abstract
The utility model discloses a high-flexibility polytetrafluoroethylene high-temperature hose, which relates to the technical field of high-temperature hoses and comprises a hose body, wherein the hose body comprises an inner hose, a protective layer and an outer layer, the protective layer is fixedly connected on the inner hose, the outer layer is fixedly connected on the protective layer, fluorescent strips and scales are arranged on the surface of the hose body, the protective layer consists of a soft layer, a stretching layer, an elastic layer and a buffer layer, and the high-flexibility polytetrafluoroethylene high-temperature hose has stronger tensile resistance and bending property through the arranged soft layer, stretching layer, elastic layer and buffer layer, so that the hose body is more difficult to break, has stronger plasticity, is difficult to crack during bending and folding, prolongs the service life, and can buffer the buffer layer and the elastic layer to release external force during external pressure, therefore, the pressure resistance and the impact resistance of the pipe body are improved, and the integral advantage of the pipe body is further improved.
Description
Technical Field
The utility model relates to the technical field of high-temperature hoses, in particular to a high-flexibility polytetrafluoroethylene high-temperature hose.
Background
At present, the rubber hose industry has been developed in a long way from the first limited variety and specification to a variety of fields related to hydraulic engineering machinery, oil drilling, aerospace, automobiles, ships, coal mining, agriculture and water conservancy and the like. The number of hose types used is hundreds, and the number of hose specifications is thousands.
It is known through inquiring about relevant documents that the steel wire winding layer is arranged on the common high-temperature-resistant hose to improve the structural strength and the high-temperature-resistant performance of the hose, but the flexibility of the hose can be seriously influenced after the steel wire is wound on the high-temperature-resistant hose, and then when the hose is stretched, plasticized and bent, the surface of the hose body is easily cracked and cracked due to poor flexibility, so that the normal use of the hose body is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve at least one technical problem in the prior art, and provides a high-flexibility polytetrafluoroethylene high-temperature hose which can solve the problem that when the hose is stretched, plasticized and bent, the surface of a hose body is easily cracked and cracked due to poor flexibility, so that the normal use of the hose body is influenced.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high flexibility polytetrafluoroethylene high temperature hose, includes the body, the body is by inner tube, protective layer and skin, protective layer fixed connection on the inner tube, and outer fixed connection is on the protective layer, and the surface of body is provided with phosphor strip and scale, and the protective layer comprises soft layer, tensile layer, elastic layer and buffer layer.
Preferably, the inner pipe comprises a polytetrafluoroethylene hose, a nano coating, a stainless steel wire mesh covering layer, an aramid fiber woven layer, an inner high temperature resistant layer and a heat insulation layer.
Preferably, the nano coating is coated on the inner wall of the polytetrafluoroethylene hose, the stainless steel wire mesh covering layer is coated on the surface of the polytetrafluoroethylene hose, the aramid fiber woven layer is coated on the surface of the stainless steel wire mesh covering layer, the inner high-temperature-resistant layer is arranged on the surface of the aramid fiber woven layer, and the thermal insulation layer is arranged on the surface of the inner high-temperature-resistant layer.
Preferably, the stretching layer is arranged on the surface of the soft layer, the elastic layer is arranged on the surface of the stretching layer, and the buffer layer is arranged on the surface of the elastic layer.
Preferably, the outer layer consists of a nylon wear-resistant layer, an anti-corrosion layer and an outer high-temperature-resistant layer, the anti-corrosion layer is coated on the surface of the nylon wear-resistant layer, and the outer high-temperature-resistant layer is arranged inside the nylon wear-resistant layer.
Compared with the prior art, the utility model has the beneficial effects that:
(1) this high flexibility polytetrafluoroethylene high temperature hose, soft layer through setting up, tensile layer, elastic layer and buffer layer, consequently make the body stretch-proofing stronger with bending property, make it be difficult for producing the fracture phenomenon more, make its plasticity ability stronger simultaneously, when crooked and folding, be difficult for producing the crack phenomenon, consequently, improve its life, simultaneously when external pressure, the buffer layer then can unload power buffering to external force with the elastic layer, consequently, improve its resistance to compression shock resistance, and then improve the holistic advantage of body.
(2) This high flexibility polytetrafluoroethylene high temperature hose, nylon wearing layer and anti-corrosion coating through setting up, consequently, improve the holistic wear resistance of body and corrosion resisting property, make its in-process of dragging, be difficult for producing wearing and tearing phenomenon more, and chemical resistance corrosion can, and then ensure its life, outer high temperature resistant layer then makes body self can adapt to the higher environment of temperature, make its also can normal use under the high temperature condition, and then improve the holistic advantage of body and adaptation performance.
(3) This high flexibility polytetrafluoroethylene high temperature hose, phosphor strip and scale through setting up for the body can distinguish with other pipelines convenient and fast more at night, make things convenient for operating personnel to find this body fast, play the effect of warning simultaneously, avoid the external damage to it that causes, the setting of scale, make the body when cutting and tailor, do not use outside measuring device to measure its length at needs, consequently, make the body cut and tailor more convenient and fast cutting.
(4) This high flexible polytetrafluoroethylene high temperature hose, the material of nanometer coating is nanometer silicon, and the setting of nanometer coating then makes the inner wall of inner tube form hydrophilic coating, makes its internal surface more smooth, consequently makes more convenient flowing inside it of fluid, avoids simultaneously that the fluid adhesion causes the corruption to it on the inner wall of inner tube, consequently ensures the holistic life of body.
(5) The high-flexibility polytetrafluoroethylene high-temperature hose is characterized in that the inner high-temperature-resistant layer is made of ternary fluororubber, the high-flexibility polytetrafluoroethylene high-temperature-resistant hose has a good high-temperature-resistant effect and excellent hot air aging resistance, oil resistance and chemical medium corrosion resistance, secondary vulcanization is not needed for the rubber, the production cost and waste gas pollution caused by secondary vulcanization are greatly reduced, and the thermal insulation layer is made of aluminum silicate fibers and has good elasticity and machining characteristics, thermal insulation, high-temperature resistance, thermal insulation and other performances.
(6) This high flexibility polytetrafluoroethylene high temperature hose, through the setting of the stainless steel wire net overburden that sets up, then improved the holistic mechanical properties of body, make it be difficult for breaking more, aramid fiber weaving layer's setting simultaneously, make that the stainless steel wire net overburden can be firm laminate with the polytetrafluoroethylene hose, avoided simultaneously when cutting the body, the stainless steel wire net overburden produces the phenomenon of spending of loosing, consequently, guarantee to make things convenient for more tightly when docking with external pipeline.
Drawings
The utility model is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic structural view of a high-flexibility polytetrafluoroethylene high-temperature hose according to the utility model;
FIG. 2 is a schematic plan view of the inner tube of the present invention;
FIG. 3 is a schematic plan view of a protective layer of the present invention;
fig. 4 is a schematic plan view of the outer layer of the present invention.
Reference numerals are as follows: 1. a pipe body; 2. an inner tube; 201. a polytetrafluoroethylene hose; 202. a nano-coating; 203. a stainless steel wire mesh cover layer; 204. an aramid fiber woven layer; 205. an inner high temperature resistant layer; 206. a thermal insulation layer; 3. a protective layer; 301. a soft layer; 302. a tensile layer; 303. an elastic layer; 304. a buffer layer; 4. an outer layer; 401. an anti-corrosion layer; 402. a nylon wear layer; 403. an outer high temperature resistant layer; 5. a fluorescent strip; 6. and (4) calibration.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a high flexibility polytetrafluoroethylene high temperature hose, includes body 1, and the body is by inner tube 2, protective layer 3 and outer 4, and 3 fixed connection of protective layer are on inner tube 2, and outer 4 fixed connection is on protective layer 3, and the surface of body 1 is provided with phosphor strip 5 and scale 6.
Through the phosphor strip 5 and the scale 6 that set up for body 1 can be convenient and fast more distinguish rather than remaining pipeline at night, make things convenient for operating personnel to find this body 1 fast, play the effect of warning simultaneously, avoid the external damage to it that leads to the fact, the setting of scale 6 makes body 1 when cutting and tailorring, does not use outside measuring device to measure its length at needs, consequently makes body 1 cut and tailors more convenient and fast cutting.
The inner pipe 2 consists of a polytetrafluoroethylene hose 201, a nano coating 202, a stainless steel wire mesh covering layer 203, an aramid fiber woven layer 204, an inner high temperature resistant layer 205 and a heat insulation layer 206.
The nano coating 202 is coated on the inner wall of the polytetrafluoroethylene hose 201, the stainless steel wire mesh covering layer 203 is coated on the surface of the polytetrafluoroethylene hose 201, the aramid fiber woven layer 204 is coated on the surface of the stainless steel wire mesh covering layer 203, the inner high temperature resistant layer 205 is arranged on the surface of the aramid fiber woven layer 204, and the heat insulation layer 206 is arranged on the surface of the inner high temperature resistant layer 205.
The material of nanometer coating 202 is nanometer silicon, and the setting of nanometer coating 2 makes the inner wall that makes inner tube 2 form hydrophilic coating, makes its internal surface more smooth, consequently makes fluid more convenient flow inside it, avoids simultaneously that the fluid adhesion causes the corruption to it on the inner wall of inner tube 2, consequently ensures the holistic life of body 1.
The inner high temperature resistant layer 205 is made of ternary fluororubber, which has good high temperature resistant effect and excellent hot air aging resistance, oil resistance and chemical medium corrosion resistance, and the rubber does not need secondary vulcanization, so that the production cost and the waste gas pollution generated by the secondary vulcanization are greatly reduced, and the heat insulation layer 206 is made of aluminum silicate fiber, which has good elasticity and machining characteristics, and heat insulation, high temperature resistance and heat preservation and other properties.
Through the setting of the stainless steel wire net overburden 203 that sets up, then the holistic mechanical properties of body 1 has been improved, make it be difficult for breaking more, aramid fiber weaving layer 204's setting simultaneously makes that stainless steel wire net overburden 203 can be firm laminate with polytetrafluoroethylene hose 201, has avoided simultaneously when cutting out body 1, and stainless steel wire net overburden 203 produces the flower phenomenon that looses, consequently ensures to make things convenient for more tightly when docking with external pipeline.
Meanwhile, the aramid fiber woven layer 204 has good high temperature resistance, low shrinkage, high strength and flame retardant performance, so that the overall high temperature resistance of the pipe body 1 is improved, and meanwhile, the pipe body 1 is not easy to burn, so that the use safety is ensured.
Interior high temperature resistant layer 250 and insulating layer 206's setting, then make the whole high temperature resistant effect of body 1 better, the setting of insulating layer 206 then can reduce the damage that external high temperature caused to body 1 inside, makes the inside heat of pipeline 1 be difficult for outwards permeating more simultaneously, consequently ensures the holistic thermal-insulated and high temperature resistant effect of body 1.
The protective layer 3 is composed of a soft layer 301, a tensile layer 302, an elastic layer 303 and a buffer layer 304, wherein the tensile layer 302 is arranged on the surface of the soft layer 301, the elastic layer 303 is arranged on the surface of the tensile layer 302, and the buffer layer 304 is arranged on the surface of the elastic layer 303.
Through the soft layer 301 that sets up, tensile layer 302, elastic layer 303 and buffer layer 304, consequently make body 1 stretch-proofing and bending property stronger, make it be difficult for producing the fracture phenomenon more, make its plasticity ability stronger simultaneously, when crooked and folding, be difficult for producing the crack phenomenon, consequently, improve its life, simultaneously when external pressure, buffer layer 304 and elastic layer 303 then can unload power buffering to external force, consequently, improve its resistance to compression shock resistance, and then improve the holistic advantage of body 1.
Further, the outer layer 4 is composed of a nylon wear-resistant layer 402, an anti-corrosion layer 401 and an outer high-temperature-resistant layer 403, the anti-corrosion layer 401 is coated on the surface of the nylon wear-resistant layer 402, and the outer high-temperature-resistant layer 403 is arranged inside the nylon wear-resistant layer 402.
Through the nylon wearing layer 402 and the anti-corrosion coating 401 that set up, consequently, improve the holistic wear resistance and the corrosion protection can of body 1, make its in-process of dragging, be difficult for producing wearing and tearing phenomenon more, and chemical resistance corrosion behavior, and then ensure its life, outer high temperature resistant layer 403 makes body 1 self can adapt to the higher environment of temperature, make its also can normal use under the high temperature condition, and then improve holistic advantage of body 1 and adaptation performance.
The working principle is as follows: through the phosphor strip 5 and the scale 6 that set up for body 1 can be distinguished with remaining pipeline convenient and fast more night, make things convenient for operating personnel to find this body 1 fast, play the effect of warning simultaneously, avoid the external world to cause the damage to it, the setting of scale 6 makes body 1 when cutting and tailorring, does not use outside measuring device to measure its length as required, consequently makes body 1 cut and tailorres more convenient and fast cutting.
The material of nanometer coating 202 is nanometer silicon, and the setting of nanometer coating 2 makes the inner wall of inner tube 2 form hydrophilic coating, makes its internal surface more smooth, consequently makes fluid more convenient flow inside it, avoids simultaneously that the fluid adhesion causes the corruption to it on the inner wall of inner tube 2, consequently ensures the holistic life of body 1.
The inner high temperature resistant layer 205 is made of ternary fluororubber, which has good high temperature resistant effect and excellent hot air aging resistance, oil resistance and chemical medium corrosion resistance, and the rubber does not need secondary vulcanization, thereby greatly reducing the production cost and the waste gas pollution generated by the secondary vulcanization, and the heat insulation layer 206 is made of aluminum silicate fiber, which has good elasticity and machining characteristics, and heat insulation, high temperature resistance and heat preservation and other performances.
Through the setting of the stainless steel wire net overburden 203 that sets up, then the holistic mechanical properties of body 1 has been improved, make it be difficult for breaking more, aramid fiber weaving layer 204's setting simultaneously makes that stainless steel wire net overburden 203 can be firm laminate with polytetrafluoroethylene hose 201, has avoided simultaneously when cutting out body 1, and stainless steel wire net overburden 203 produces the flower phenomenon that looses, consequently ensures to make things convenient for more tightly when docking with external pipeline.
Through the soft layer 301 that sets up, tensile layer 302, elastic layer 303 and buffer layer 304, consequently make body 1 stretch-proofing and bending property stronger, make it be difficult for producing the fracture phenomenon more, make its plasticity ability stronger simultaneously, when crooked and folding, be difficult for producing the crack phenomenon, consequently, improve its life, simultaneously when external pressure, buffer layer 304 and elastic layer 303 then can unload power buffering to external force, consequently, improve its resistance to compression shock resistance, and then improve the holistic advantage of body 1.
Through the nylon wearing layer 402 and the anti-corrosion coating 401 that set up, consequently, improve the holistic wear resistance and the corrosion protection can of body 1, make its in-process of dragging, be difficult for producing wearing and tearing phenomenon more, and chemical resistance corrosion behavior, and then ensure its life, outer high temperature resistant layer 403 makes body 1 self can adapt to the higher environment of temperature, make its also can normal use under the high temperature condition, and then improve holistic advantage of body 1 and adaptation performance.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (6)
1. The utility model provides a high flexible polytetrafluoroethylene high temperature hose, includes body (1), its characterized in that: the tube body comprises an inner tube (2), a protective layer (3) and an outer layer (4), wherein the protective layer (3) is fixedly connected to the inner tube (2), the outer layer (4) is fixedly connected to the protective layer (3), and a fluorescent strip (5) and scales (6) are arranged on the surface of the tube body (1);
the protective layer (3) is composed of a soft layer (301), a stretching layer (302), an elastic layer (303) and a buffer layer (304).
2. The high flexibility polytetrafluoroethylene high temperature hose according to claim 1, wherein: the inner pipe (2) is composed of a polytetrafluoroethylene hose (201), a nano coating (202), a stainless steel wire mesh covering layer (203), an aramid fiber woven layer (204), an inner high-temperature-resistant layer (205) and a heat insulation layer (206).
3. A high flexibility polytetrafluoroethylene high temperature hose according to claim 2, wherein: the inner wall of polytetrafluoroethylene hose (201) is coated in nanometer coating (202), and stainless steel net covering layer (203) cladding is on the surface of polytetrafluoroethylene hose (201), and aramid fiber weaving layer (204) cladding is on the surface of stainless steel net covering layer (203), and interior high temperature resistant layer (205) set up on aramid fiber weaving layer (204) surface, and insulating layer (206) sets up including high temperature resistant layer (205) surface.
4. The high flexibility polytetrafluoroethylene high temperature hose according to claim 1, wherein: the stretching layer (302) is arranged on the surface of the soft layer (301), the elastic layer (303) is arranged on the surface of the stretching layer (302), and the buffer layer (304) is arranged on the surface of the elastic layer (303).
5. The high flexibility polytetrafluoroethylene high temperature hose according to claim 1, wherein: the outer layer (4) consists of a nylon wear-resistant layer (402), an anti-corrosion layer (401) and an outer high-temperature-resistant layer (403).
6. The high flexibility polytetrafluoroethylene high temperature hose according to claim 5, wherein: the anti-corrosion layer (401) is coated on the surface of the nylon wear-resistant layer (402), and the outer high-temperature-resistant layer (403) is arranged inside the nylon wear-resistant layer (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220794184.3U CN217003465U (en) | 2022-04-06 | 2022-04-06 | High-flexibility polytetrafluoroethylene high-temperature hose |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220794184.3U CN217003465U (en) | 2022-04-06 | 2022-04-06 | High-flexibility polytetrafluoroethylene high-temperature hose |
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| CN217003465U true CN217003465U (en) | 2022-07-19 |
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| CN202220794184.3U Active CN217003465U (en) | 2022-04-06 | 2022-04-06 | High-flexibility polytetrafluoroethylene high-temperature hose |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115962353A (en) * | 2022-12-15 | 2023-04-14 | 中建五局第二建设有限公司 | High-strength flexible metal hose |
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- 2022-04-06 CN CN202220794184.3U patent/CN217003465U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115962353A (en) * | 2022-12-15 | 2023-04-14 | 中建五局第二建设有限公司 | High-strength flexible metal hose |
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