CN215862133U - Rubber hose for tank truck - Google Patents
Rubber hose for tank truck Download PDFInfo
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- CN215862133U CN215862133U CN202122067164.4U CN202122067164U CN215862133U CN 215862133 U CN215862133 U CN 215862133U CN 202122067164 U CN202122067164 U CN 202122067164U CN 215862133 U CN215862133 U CN 215862133U
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Abstract
The utility model discloses a rubber hose for an oil tank truck, which comprises an inner rubber layer, a cord fabric layer, an outer rubber layer and a middle rubber layer, wherein steel wires are spirally wound at the middle rubber layer; the cord fabric layer is provided with two layers which are respectively a first cord fabric layer and a second cord fabric layer, wherein the first cord fabric layer is arranged between the inner rubber layer and the middle rubber layer, and the second cord fabric layer is arranged between the middle rubber layer and the outer rubber layer; a copper stranded wire is wound between the inner rubber layer and the first cord fabric layer; and a thread groove is arranged on the outer side of the outer rubber layer. According to the utility model, the middle rubber layer is additionally arranged, and the steel wire is spirally wound on the outer side of the middle rubber layer, so that the rubber hose has better toughness and side wall strength, the rubber hose can be used for sucking and discharging oil, oil medium can be sucked under negative pressure, the oil medium can be conveyed under certain pressure, the safety is good, and the service life is long.
Description
Technical Field
The utility model relates to a rubber hose, in particular to a rubber hose for an oil tank truck.
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 a rubber hose is used when the oil tank truck is used for loading and unloading the oil products.
The rubber hose for the existing tank wagon mainly comprises an inner rubber layer, a cord fabric layer and an outer rubber layer, and although the rubber hose can meet the requirements of loading and unloading oil products of the tank wagon, the pressure resistance of the rubber hose structure is poor, the pipe wall of the rubber hose is easy to deform, and particularly when oil product media are sucked under negative pressure or conveyed under certain pressure. In addition, the bending radius of the rubber hose for the existing tank truck is large, or the rubber hose cannot be bent to a large degree, so that the rubber hose cannot be used in a narrow space, and the oil loading and unloading of the tank truck are limited within a certain range.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem, the utility model provides a rubber hose for an oil tank truck.
The technical solution adopted by the utility model is as follows:
a rubber hose for an oil tank truck comprises an inner rubber layer, a cord fabric layer, an outer rubber layer and a middle rubber layer, wherein steel wires are spirally wound at the middle rubber layer;
the cord fabric layer is provided with two layers which are respectively a first cord fabric layer and a second cord fabric layer, wherein the first cord fabric layer is arranged between the inner rubber layer and the middle rubber layer, and the second cord fabric layer is arranged between the middle rubber layer and the outer rubber layer;
a copper stranded wire is wound between the inner rubber layer and the first cord fabric layer;
and a thread groove is arranged on the outer side of the outer rubber layer.
Preferably, the middle rubber layer is made of butadiene rubber materials.
Preferably, the inner rubber layer is made of a nitrile rubber material, the cord fabric layer is made of a polyester fiber material, and the outer rubber layer is made of a styrene butadiene rubber material.
Preferably, the thickness of the middle rubber layer is 1/5-1/4 of the thickness of the inner rubber layer, the thickness of the first cord ply and the thickness of the second cord ply are 1/3-1/2 of the thickness of the inner rubber layer, and the thickness of the outer rubber layer is 1/2-3/5 of the thickness of the middle rubber layer.
Preferably, the thickness of the inner glue layer is 0.5-2 cm.
Preferably, the number of the copper stranded wires is two.
Preferably, the depth of the thread groove is 2-3mm, and the thread pitch of the thread groove is 3-5 cm.
The beneficial technical effects of the utility model are as follows:
according to the utility model, the middle rubber layer is additionally arranged, and the steel wire is spirally wound on the outer side of the middle rubber layer, so that the rubber hose has better toughness and side wall strength, the rubber hose can be used for sucking and discharging oil, oil medium can be sucked under negative pressure, the oil medium can be conveyed under certain pressure, the safety is good, and the service life is long.
According to the utility model, the copper stranded wire is wound between the inner rubber layer and the first cord fabric layer, 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.
According to the utility model, the outer side of the outer rubber layer is provided with the thread groove structure, so that the bending radius of the rubber hose is reduced by 1/2, the rubber hose for the tank truck can be used in a narrow space, the installation space is saved, the use length of the rubber hose is shortened, and the use cost is reduced.
According to the utility model, by optimizing the manufacturing materials of the inner rubber layer, the middle rubber layer, the cord fabric layer and the like, limiting the thickness of each layer, combining with steel wire winding, the structural design of the thread groove and the like, the rubber hose for the tank truck has better strength, toughness, bending property, excellent oil resistance and the like, for example, the rubber hose can be used for conveying petroleum products with aromatic hydrocarbon content of more than 50%, and has the advantages of wide application range, long service life and low cost.
Drawings
The utility model will be further described with reference to the following detailed description and drawings:
fig. 1 is a schematic diagram of the structural principle of the present invention.
Detailed Description
With the attached drawings, the rubber hose for the tank wagon comprises an inner rubber layer 1, a cord fabric layer, a middle rubber layer 2 and an outer rubber layer 3, wherein a steel wire 4 is spirally wound at the middle rubber layer 2. The cord fabric layers are arranged in two layers, namely a first cord fabric layer 5 and a second cord fabric layer 6, wherein the first cord fabric layer 5 is arranged between the inner rubber layer 1 and the middle rubber layer 2, and the second cord fabric layer 6 is arranged between the middle rubber layer 2 and the outer rubber layer 3. Copper strands 7 are wound between the inner rubber layer 1 and the first ply 5. And a thread groove 8 is arranged on the outer side of the outer rubber layer 3.
According to the utility model, the middle rubber layer is additionally arranged, and the steel wire is spirally wound on the outer side of the middle rubber layer, so that the rubber hose has better toughness and side wall strength, the rubber hose can be used for sucking and discharging oil, oil medium can be sucked under negative pressure, the oil medium can be conveyed under certain pressure, the safety is good, and the service life is long.
According to the utility model, the copper stranded wire is wound between the inner rubber layer and the first cord fabric layer, 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.
According to the utility model, the outer side of the outer rubber layer is provided with the thread groove structure, so that the bending radius of the rubber hose is reduced by 1/2, the rubber hose for the tank truck can be used in a narrow space, the installation space is saved, the use length of the rubber hose is shortened, and the use cost is reduced.
The middle rubber layer 2 is made of butadiene rubber materials, the inner rubber layer 1 is made of nitrile rubber materials, the first cord fabric layer 5 and the second cord fabric layer 6 are made of polyester fiber materials, and the outer rubber layer 3 is made of styrene butadiene rubber materials.
The thickness of the inner glue layer is 0.5-2 cm. The thickness of the middle rubber layer is 1/5-1/4 of the thickness of the inner rubber layer, the thickness of the first cord fabric layer and the thickness of the second cord fabric layer are 1/3-1/2 of the thickness of the inner rubber layer, and the thickness of the outer rubber layer is 1/2-3/5 of the thickness of the middle rubber layer. The depth of the thread groove is 2-3mm, and the thread pitch of the thread groove is 3-5 cm.
In particular, the thickness of the inner glue layer 1 may be chosen to be 2 cm. The thickness of the middle rubber layer 2 is 1/4 of the thickness of the inner rubber layer 1, the thicknesses of the first cord fabric layer 5 and the second cord fabric layer 6 are both 1/2 of the thickness of the inner rubber layer 1, and the thickness of the outer rubber layer 3 is 3/5 of the thickness of the middle rubber layer 2. The depth of the thread groove 8 is 2mm, and the thread pitch of the thread groove is 3 cm. Of course, the following settings may be made: the thickness of the inner glue layer 1 is 1 cm. The thickness of the middle rubber layer is 1/5 of the thickness of the inner rubber layer, the thickness of the first cord fabric layer and the thickness of the second cord fabric layer are both 1/3 of the thickness of the inner rubber layer, and the thickness of the outer rubber layer is 1/2 of the thickness of the middle rubber layer. The depth of the thread groove is 3mm, and the thread pitch of the thread groove is 5 cm.
The copper stranded wires are arranged in two. The steel wire 4 can be wound on the outer side of the middle rubber layer 2 and can also be spirally arranged and arranged in the middle rubber layer 2.
When the thread groove 8 is prepared, a hemp rope can be wound on the rubber pipe body according to a certain thread pitch, namely on the outer rubber layer 3, and after shaping, the hemp rope is taken down to obtain the thread groove structure.
The above-mentioned cord fabric layer can also be provided with four layers, wherein two layers of cord fabric layers are arranged between the inner rubber layer 1 and the middle rubber layer 2, and the other two layers of cord fabric layers are arranged between the middle rubber layer 2 and the outer rubber layer 3.
According to the rubber hose for the tank truck, the manufacturing materials of the inner rubber layer, the middle rubber layer, the cord fabric layer and the like are optimized, the thickness of each layer is limited, and the steel wire winding, the structural design of the thread groove and the like are combined, so that the rubber hose for the tank truck has the advantages of good strength, toughness, bending performance and the like, and is wide in application range, long in service life and low in cost.
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 (7)
1. The utility model provides a rubber hose for tank wagon, includes interior glue film, casing ply and outer glue film, its characterized in that: the steel wire is spirally wound at the middle glue layer;
the cord fabric layer is provided with two layers which are respectively a first cord fabric layer and a second cord fabric layer, wherein the first cord fabric layer is arranged between the inner rubber layer and the middle rubber layer, and the second cord fabric layer is arranged between the middle rubber layer and the outer rubber layer;
a copper stranded wire is wound between the inner rubber layer and the first cord fabric layer;
and a thread groove is arranged on the outer side of the outer rubber layer.
2. The rubber hose for tank cars according to claim 1, characterized in that: the middle rubber layer is made of butadiene rubber materials.
3. The rubber hose for a tank truck according to claim 1 or 2, characterized in that: the inner rubber layer is made of a nitrile rubber material, the cord fabric layer is made of a polyester fiber material, and the outer rubber layer is made of a styrene butadiene rubber material.
4. The rubber hose for tank cars according to claim 1, characterized in that: the thickness of the middle rubber layer is 1/5-1/4 of the thickness of the inner rubber layer, the thickness of the first cord fabric layer and the thickness of the second cord fabric layer are 1/3-1/2 of the thickness of the inner rubber layer, and the thickness of the outer rubber layer is 1/2-3/5 of the thickness of the middle rubber layer.
5. The rubber hose for tank cars according to claim 1, characterized in that: the thickness of the inner glue layer is 0.5-2 cm.
6. The rubber hose for tank cars according to claim 1, characterized in that: the copper stranded wires are arranged in two.
7. The rubber hose for tank cars according to claim 1, characterized in that: the depth of the thread groove is 2-3mm, and the thread pitch of the thread groove is 3-5 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067164.4U CN215862133U (en) | 2021-08-30 | 2021-08-30 | Rubber hose for tank truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067164.4U CN215862133U (en) | 2021-08-30 | 2021-08-30 | Rubber hose for tank truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215862133U true CN215862133U (en) | 2022-02-18 |
Family
ID=80244507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122067164.4U Active CN215862133U (en) | 2021-08-30 | 2021-08-30 | Rubber hose for tank truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215862133U (en) |
-
2021
- 2021-08-30 CN CN202122067164.4U patent/CN215862133U/en active Active
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