CN215862134U - Rubber hose resistance to wears - Google Patents
Rubber hose resistance to wears Download PDFInfo
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- CN215862134U CN215862134U CN202122385617.8U CN202122385617U CN215862134U CN 215862134 U CN215862134 U CN 215862134U CN 202122385617 U CN202122385617 U CN 202122385617U CN 215862134 U CN215862134 U CN 215862134U
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Abstract
The utility model discloses an anti-abrasion rubber hose which comprises a hose body, wherein the hose body sequentially comprises an anti-corrosion layer, an inner rubber layer, a cord fabric layer, a middle rubber layer, an outer rubber layer and an abrasion-resistant layer from inside to outside; the anticorrosive layer is made of a fluororubber material; the inner rubber layer and the outer rubber layer are both made of nitrile rubber materials; the cord fabric layer is made of a steel wire woven rubber tube; the middle rubber layer is made of chloroprene rubber materials; the wear-resistant layer is made of styrene butadiene rubber; the groove is arranged on the outer side of the wear-resistant layer and is annular or threaded, and the hemispherical bulges are arranged on the outer surface of the wear-resistant layer and in the area which is not correspondingly provided with the groove. Through the matching of the functional layers, the obtained rubber hose not only has corrosion resistance and wear resistance, but also has certain bending resistance, so that the rubber hose has the advantages of good use effect, long service life and the like when being used for loading and unloading oil products.
Description
Technical Field
The utility model relates to a rubber hose, in particular to an abrasion-resistant rubber hose.
Background
The rubber hose is suitable for transporting hydraulic fluids such as alcohols, fuel, lubricating oils, emulsions and the like. The design of the rubber hose is different according to the use working condition and the performance requirement. The oil tank truck is mainly used for transporting and storing petroleum derivatives such as gasoline, diesel oil, crude oil and other oil products, and when the oil tank truck is used for loading and unloading the oil products, a rubber hose is used, namely, the oil tank truck is connected with an underground oil storage tank at a gas station and the like through the rubber hose. However, when the rubber hose is used for connection, the rubber hose inevitably needs to be pulled, which causes repeated friction between the rubber hose and the ground, and further causes damage to the rubber hose. The common rubber hose has poor abrasion resistance, so that the common rubber hose is not suitable for being used in oil handling.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem, the utility model provides an abrasion-resistant rubber hose.
The technical solution adopted by the utility model is as follows:
the anti-abrasion rubber hose comprises a hose body, wherein the hose body sequentially comprises an anti-corrosion layer, an inner rubber layer, a cord fabric layer, a middle rubber layer, an outer rubber layer and an abrasion-resistant layer from inside to outside;
the anticorrosive layer is made of a fluororubber material; the inner rubber layer and the outer rubber layer are both made of nitrile rubber materials; the cord fabric layer is made of a steel wire woven rubber tube; the middle rubber layer is made of chloroprene rubber materials; the wear-resistant layer is made of styrene butadiene rubber;
the groove is arranged on the outer side of the wear-resistant layer and is annular or threaded, and the hemispherical bulges are arranged on the outer surface of the wear-resistant layer and in the area which is not correspondingly provided with the groove.
Preferably, 2-3 copper strands are wound between the inner rubber layer and the cord fabric layer.
Preferably, the hemispherical protrusions are made of hard plastic.
Preferably, the depth of the groove is 5-10 mm; the radius of the hemispherical bulges is 5-20mm, the hemispherical bulges are uniformly distributed on the outer surface of the wear-resistant layer, and 30-50 hemispherical bulges are arranged on each meter of hose body.
Preferably, the thickness of the anti-corrosion layer is 0.2-0.25 times of that of the inner rubber layer, the thickness of the inner rubber layer is equal to that of the outer rubber layer, the thickness of the cord fabric layer is 0.5-0.6 times of that of the inner rubber layer, the thickness of the middle rubber layer is 0.3-0.5 times of that of the inner rubber layer, and the thickness of the wear-resistant layer is 0.8-1.2 times of that of the inner rubber layer.
Preferably, the outer side of the wear resistant layer is coated with a lubricious coating.
The beneficial technical effects of the utility model are as follows:
according to the utility model, through the matching among the anticorrosive layer, the inner rubber layer, the cord fabric layer, the middle rubber layer, the outer rubber layer and the wear-resistant layer, the rubber hose with long wear resistance and long service life is obtained.
The wear-resistant layer is made of the styrene-butadiene rubber material, so that the wear-resistant layer is good in wear-resistant effect, has excellent performances of heat resistance, aging resistance and the like, and is provided with the hemispherical protrusion structure on the surface, so that when the rubber hose is dragged back and forth, the hemispherical protrusion is contacted with the ground, the friction resistance is reduced, and the wear-resistant layer can be protected to a certain extent, so that the wear-resistant effect is further enhanced, and the service life is prolonged.
The outer side of the outer rubber layer is provided with the thread groove structure and the like, so that the bending radius of the rubber hose can be reduced, the rubber hose for the tanker can be used in a narrow space, the installation space is saved, the use cost is reduced, and the bending resistance of the rubber hose is improved.
The anticorrosive coating is made of the fluororubber material, so that the anticorrosive coating has a good anticorrosive effect; and then the manufacturing materials of the inner rubber layer, the cord fabric layer, the middle rubber layer and the like are optimized, the thickness of each layer is limited, and the rubber hose integrally has good strength, toughness, abrasion resistance and other excellent performances by combining with structural designs such as copper stranded wire winding and the like.
The middle rubber layer added in the utility model is made of chloroprene rubber materials, not only has high tensile strength, but also has oil resistance, fire resistance and other properties, and can play a certain flame retardant role.
The outer side of the wear-resistant layer is coated with the smooth coating, so that the wear-resistant layer can be further protected, the friction resistance of the rubber hose in dragging and moving can be reduced, and the service life is prolonged.
Drawings
The utility model will be further described with reference to the following detailed description and drawings:
FIG. 1 is a schematic diagram of a schematic cross-sectional structure of the present invention;
fig. 2 is a schematic diagram of the lateral structure of the present invention.
Detailed Description
With reference to the attached drawings, the anti-abrasion rubber hose comprises a hose body, wherein the hose body sequentially comprises an anti-corrosion layer 1, an inner rubber layer 2, a cord fabric layer 3, a middle rubber layer 4, an outer rubber layer 5 and an abrasion layer 6 from inside to outside. The anticorrosive layer 1 is made of a fluororubber material. The inner rubber layer 2 and the outer rubber layer 5 are both made of nitrile rubber materials. The cord fabric layer 3 is made of a steel wire woven rubber hose. The middle rubber layer 4 is made of neoprene material. The wear-resistant layer 6 is made of styrene butadiene rubber. The groove 7 is arranged on the outer side of the wear-resistant layer 6, the groove 7 is in a thread shape or an annular shape arranged at intervals, and the hemispherical protrusion 8 is arranged on the outer surface of the wear-resistant layer and in an area which is not correspondingly provided with the groove.
According to the utility model, through the matching among the anticorrosive layer 1, the inner rubber layer 2, the cord fabric layer 3, the middle rubber layer 4, the outer rubber layer 5 and the wear-resistant layer 6, the rubber hose with long wear resistance and long service life is obtained. The rubber hose has the advantages of corrosion resistance, wear resistance and certain bending resistance, so that the rubber hose has the advantages of good use effect, long service life and the like when being used for loading and unloading oil products.
The wear-resistant layer 6 is made of styrene butadiene rubber, so that the wear-resistant layer is good in wear-resistant effect, has excellent performances of heat resistance, aging resistance and the like, and is matched with the hemispherical bulges 8 arranged on the surface of the wear-resistant layer, when the rubber hose is dragged back and forth, the hemispherical bulges are contacted with the ground, so that the friction resistance is reduced, and the wear-resistant layer can be protected to a certain extent, so that the wear-resistant effect is further enhanced, and the service life is prolonged.
The outer side of the outer rubber layer is provided with the thread groove structure and the like, so that the bending radius of the rubber hose can be reduced, the rubber hose for the tanker can be used in a narrow space, the installation space is saved, the use cost is reduced, and the bending resistance of the rubber hose is improved.
As a further design of the utility model, copper stranded wires 9 are wound between the inner rubber layer 2 and the cord fabric layer 3, and the number of the copper stranded wires is 2-3. According to the utility model, the corresponding number of copper strands 9 is added, so that the overall strength of the rubber hose can be increased, the rubber hose is endowed with excellent antistatic performance, and the conductive requirement in an oil transportation environment is completely met.
Furthermore, the hemispherical bulges 8 are made of hard plastic, so that the friction resistance between the rubber hose and the ground when the rubber hose is dragged can be further reduced.
Further, the depth of the groove 7 is 5-10 mm; the radius of the hemispherical bulges 8 is 5-20mm, the hemispherical bulges 8 are uniformly distributed on the outer surface of the wear-resistant layer, and 30-50 hemispherical bulges 8 are arranged on each meter of hose body. The thickness of anticorrosive coating 1 is 0.2-0.25 times of inner rubber layer 2 thickness, the thickness of inner rubber layer 2 equals with outer rubber layer 5's thickness, the thickness of casing ply 3 is 0.5-0.6 times of inner rubber layer 2 thickness, the thickness of well glue film 4 is 0.3-0.5 times of inner rubber layer 2 thickness, the thickness of wearing layer 6 is 0.8-1.2 times of inner rubber layer thickness.
The anticorrosive coating 1 is made of the fluororubber material, and has a good anticorrosive effect. The inner rubber layer 2 and the outer rubber layer 5 are both made of nitrile rubber materials, and have good oil resistance, wear resistance and heat resistance. The middle rubber layer added in the utility model is made of chloroprene rubber materials, not only has high tensile strength, but also has oil resistance, fire resistance and other properties, and can play a certain flame retardant role. The cord fabric 3 is made of a steel wire woven rubber hose, has excellent oil resistance, heat resistance and aging resistance, and has better flexibility. The wear-resistant layer is made of styrene butadiene rubber, so that the wear-resistant layer is good in wear-resistant effect and has excellent performances of heat resistance, ageing resistance and the like.
According to the utility model, through optimizing the manufacturing materials of the inner rubber layer, the cord fabric layer, the middle rubber layer and the like, limiting the thickness of each layer and combining the structural design of copper stranded wire winding and the like, the rubber hose integrally has excellent performances of better strength, toughness, oil resistance, abrasion resistance and the like.
Furthermore, the utility model can also be coated with a smooth coating on the outside of the wear resistant layer 6. The smooth coating material can adopt a self-cleaning wear-resistant coating KN22 which is a high-molecular ceramic polymer coating and is promoted by Beijing Kaimer company, the hardness of the coating is Mohs 8, the surface smoothness is Ra0.8, the resistance can be reduced, the abrasion can be reduced, and a certain anticorrosion effect can be realized. Of course, lubricious coatings can also be prepared by coating other conventional commercially available materials.
Parts not described in the above modes can be realized by adopting or referring to the prior art.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A wear-resistant rubber hose comprises a hose body and is characterized in that: the hose body sequentially comprises an anticorrosive layer, an inner rubber layer, a cord fabric layer, a middle rubber layer, an outer rubber layer and a wear-resistant layer from inside to outside;
the anticorrosive layer is made of a fluororubber material; the inner rubber layer and the outer rubber layer are both made of nitrile rubber materials; the cord fabric layer is made of a steel wire woven rubber tube; the middle rubber layer is made of chloroprene rubber materials; the wear-resistant layer is made of styrene butadiene rubber;
the groove is arranged on the outer side of the wear-resistant layer and is annular or threaded, and the hemispherical bulges are arranged on the outer surface of the wear-resistant layer and in the area which is not correspondingly provided with the groove.
2. A wear-resistant rubber hose according to claim 1, wherein: and 2-3 copper stranded wires are wound between the inner rubber layer and the cord fabric layer.
3. A wear-resistant rubber hose according to claim 1, wherein: the hemispherical bulges are made of hard plastic.
4. A wear-resistant rubber hose according to claim 1, wherein: the depth of the groove is 5-10 mm; the radius of the hemispherical bulges is 5-20mm, the hemispherical bulges are uniformly distributed on the outer surface of the wear-resistant layer, and 30-50 hemispherical bulges are arranged on each meter of hose body.
5. A wear-resistant rubber hose according to claim 1, wherein: the thickness of the anti-corrosion layer is 0.2-0.25 times of that of the inner rubber layer, the thickness of the inner rubber layer is equal to that of the outer rubber layer, the thickness of the cord fabric layer is 0.5-0.6 times of that of the inner rubber layer, the thickness of the middle rubber layer is 0.3-0.5 times of that of the inner rubber layer, and the thickness of the wear-resistant layer is 0.8-1.2 times of that of the inner rubber layer.
6. A wear-resistant rubber hose according to claim 1, wherein: the outer side of the wear-resistant layer is coated with a smooth coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122385617.8U CN215862134U (en) | 2021-09-30 | 2021-09-30 | Rubber hose resistance to wears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122385617.8U CN215862134U (en) | 2021-09-30 | 2021-09-30 | Rubber hose resistance to wears |
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| Publication Number | Publication Date |
|---|---|
| CN215862134U true CN215862134U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122385617.8U Active CN215862134U (en) | 2021-09-30 | 2021-09-30 | Rubber hose resistance to wears |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396513A (en) * | 2022-03-25 | 2022-04-26 | 东营市立新新型材料有限公司 | High-wear-resistance pure rubber hose |
-
2021
- 2021-09-30 CN CN202122385617.8U patent/CN215862134U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396513A (en) * | 2022-03-25 | 2022-04-26 | 东营市立新新型材料有限公司 | High-wear-resistance pure rubber hose |
| CN114396513B (en) * | 2022-03-25 | 2022-05-24 | 东营市立新新型材料有限公司 | High-wear-resistance rubber hose |
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