CN211045125U - Multilayer protection cable - Google Patents
Multilayer protection cable Download PDFInfo
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- CN211045125U CN211045125U CN201922449216.7U CN201922449216U CN211045125U CN 211045125 U CN211045125 U CN 211045125U CN 201922449216 U CN201922449216 U CN 201922449216U CN 211045125 U CN211045125 U CN 211045125U
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Abstract
The utility model discloses a multilayer protection cable, including protective layer and sinle silk, the sinle silk parcel is in the protective layer, the protective layer includes first inoxidizing coating, first dampproof course, first shielding layer, second inoxidizing coating, first insulation layer, second shielding layer, second insulating layer from the extroversion in proper order, the sinle silk contacts with the second insulating layer. The electric voltage of the cable reaches 500V, and the working temperature range reaches-30 to 105 ℃; the first shielding layer and the second shielding layer are tin-plated copper wire layers, so that the corrosion resistance and the oxidation resistance are stronger, the service life of the weak current cable can be greatly prolonged, and the anti-interference performance of the cable is greatly improved due to the arrangement of the two shielding layers; the first moisture-proof layer 2, the first insulating layer 5 and the second insulating layer 7 are cable paper, the cable paper is used for protecting the insulating layer seal of the conductor core 8, moisture is prevented from entering, the protective layer and the shielding layer are not damaged, and the cable paper has high tensile strength, folding resistance and tearing strength.
Description
Technical Field
The utility model relates to a cable technical field especially relates to a multilayer protection cable.
Background
The cable has many purposes, is mainly used for controlling installation, connecting equipment, transmitting power and other multiple functions, and is a common and indispensable object in daily life. In the oil drilling field, because the environment is comparatively abominable, general cable electrical property and mechanical and physical properties can not surpass its operating mode service environment, lead to having the development resistance in this technical field.
Disclosure of Invention
To the problem that exists, the utility model aims at providing a multilayer protection cable, including protective layer and sinle silk, the sinle silk parcel is in the protective layer, the protective layer includes first inoxidizing coating, first dampproof course, first shielding layer, second inoxidizing coating, first insulation layer, second shielding layer, second insulating layer from the extroversion in proper order, the sinle silk contacts with the second insulating layer, through the protection on different material layers, has improved the electric property and the mechanical physics nature of cable, has reached oil drilling's use operating mode.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a multilayer protection cable, includes protective layer and sinle silk, the sinle silk parcel is in the protective layer, its characterized in that: the protective layer includes first inoxidizing coating, first dampproof course, first shielding layer, second inoxidizing coating, first insulating layer, second shielding layer, second insulating layer from outside-in proper order, the sinle silk contacts with the second insulating layer.
Preferably, the first shielding layer and the second shielding layer are tin-plated copper wire layers, and the wire core is a galvanized copper wire.
Preferably, the tin-plated copper wire layer is of a woven structure.
Preferably, a tensile cord is threaded through the cable.
Preferably, the first moisture-proof layer, the first insulating layer and the second insulating layer are cable paper.
Preferably, the first protective layer and the second protective layer are both silica gel or butyronitrile.
The utility model has the advantages that: (1) the electric voltage of the cable reaches 500V, and the working temperature range reaches-30-105 ℃. (2) The first shielding layer and the second shielding layer are tin-plated copper wire layers, the corrosion resistance and the oxidation resistance of the shielding layer are stronger, the service life of the weak current cable can be greatly prolonged, and the anti-interference performance of the cable is greatly improved due to the arrangement of the two shielding layers. (3) The wire core is a galvanized copper wire, so that the oxidation resistance of the copper wire can be improved, the resistance of the copper wire is reduced, and the conductivity is enhanced particularly in a low-temperature or high-temperature working environment. (4) The tinned copper wire layer with the braided structure can greatly improve the mechanical properties of the cable, including toughness, tensile strength and the like, and the anti-interference performance. (5) The first moisture-proof layer 2, the first insulating layer 5 and the second insulating layer 7 are cable paper, the cable paper is used for protecting the insulating layer seal of the conductor core 8, moisture is prevented from entering, the protective layer and the shielding layer are not damaged, and the cable paper has high tensile strength, folding resistance and tearing strength. (6) The first protective layer 1 and the second protective layer 4 are made of silica gel or butyronitrile, the silica gel can be used in a long-term humid environment, the electrical property, the waterproof and mildew-proof performance and the excellent bending performance are achieved, the butyronitrile cable has the characteristics of oil resistance, softness, wear resistance, oil resistance and the like, and the use of the cable in a severe environment is improved.
Drawings
Fig. 1 is a structure diagram of the cable of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the technical solution of the present invention with reference to the accompanying drawings and embodiments.
Referring to fig. 1, the multilayer protection cable comprises a protection layer and a wire core 8, wherein the wire core is wrapped in the protection layer, the protection layer sequentially comprises a first protection layer 1, a first moisture-proof layer 2, a first shielding layer 3, a second protection layer 4, a first insulation layer 5, a second shielding layer 6 and a second insulation layer 7 from outside to inside, and the wire core 8 is in contact with the second insulation layer 7.
The further improvement lies in that: first shielding layer 3 and second shielding layer 6 are the tinned copper wire layer, and the tinned copper wire is softer, and electric conductive property is good, compares with bare copper wire, and its corrosion resistance, oxidation resistance are stronger, can prolong the life of light current cable greatly, sinle silk 8 is the galvanized copper wire, and the zinc-plating on the copper wire can improve the oxidation resistance of copper wire to make the resistance of copper wire diminish, electric conductivity reinforcing.
The further improvement lies in that: the tinned copper wire layer is of a woven structure, and the woven structure can greatly improve the mechanical properties of the cable, including toughness, tensile strength and the like, and the anti-interference performance.
The further improvement lies in that: wear to be equipped with tensile cotton rope 9 in the cable, tensile cotton rope 9 is preferably tensile fibre material, and tensile fibre is firstly the tensile and drags the effect, secondly absorbs the heat that the cable distributed out in the use, and thirdly prevents 8 rubber of sinle silk from the mutual adhesion, and has the fire-retardant effect of preventing fires.
The further improvement lies in that: the first moisture-proof layer 2, the first insulating layer 5 and the second insulating layer 7 are cable paper, the cable paper is used for protecting the insulating layer seal of the conductor core 8, moisture is prevented from invading, the protective layer and the shielding layer are prevented from being damaged, and the cable paper has high tensile strength, folding resistance and tearing strength.
The further improvement lies in that: the first protective layer 1 and the second protective layer 4 are silica gel or butyronitrile, the silica gel can be used in a long-term humid environment, the electrical property, the waterproof and mildew-proof performance and the excellent bending performance are achieved, the butyronitrile cable has the characteristics of oil resistance, softness, wear resistance, oil resistance and the like, and the use of the cable in a severe environment is improved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a multilayer protection cable, includes protective layer and sinle silk (8), the sinle silk parcel is in the protective layer, its characterized in that: the protective layer comprises a first protective layer (1), a first moisture-proof layer (2), a first shielding layer (3), a second protective layer (4), a first insulating layer (5), a second shielding layer (6) and a second insulating layer (7) from outside to inside in sequence, and the wire core (8) is in contact with the second insulating layer (7).
2. A multilayer protective cable according to claim 1, characterized in that: the first shielding layer (3) and the second shielding layer (6) are tin-plated copper wire layers, and the wire core (8) is a galvanized copper wire.
3. A multilayer protective cable according to claim 2, characterized in that: the tin-plated copper wire layer is of a woven structure.
4. A multilayer protective cable according to claim 3, characterized in that: and a tensile cord (9) is arranged in the cable in a penetrating manner.
5. A multilayer protective cable according to claim 4, characterized in that: the first moisture-proof layer (2), the first insulating layer (5) and the second insulating layer (7) are cable paper.
6. A multilayer protective cable according to claim 5, characterized in that: the first protective layer (1) and the second protective layer (4) are both silica gel or butyronitrile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922449216.7U CN211045125U (en) | 2019-12-31 | 2019-12-31 | Multilayer protection cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922449216.7U CN211045125U (en) | 2019-12-31 | 2019-12-31 | Multilayer protection cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211045125U true CN211045125U (en) | 2020-07-17 |
Family
ID=71565322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922449216.7U Active CN211045125U (en) | 2019-12-31 | 2019-12-31 | Multilayer protection cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211045125U (en) |
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2019
- 2019-12-31 CN CN201922449216.7U patent/CN211045125U/en active Active
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