CN215577784U - Special cable for aramid fiber woven low-temperature rubber vulcanization top drive - Google Patents
Special cable for aramid fiber woven low-temperature rubber vulcanization top drive Download PDFInfo
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- CN215577784U CN215577784U CN202122243574.XU CN202122243574U CN215577784U CN 215577784 U CN215577784 U CN 215577784U CN 202122243574 U CN202122243574 U CN 202122243574U CN 215577784 U CN215577784 U CN 215577784U
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Abstract
The utility model discloses a special cable for aramid fiber braided low-temperature rubber vulcanization top drive, which is characterized in that a conducting wire and a current leakage line are arranged at the center, the conducting wire also comprises an independent conducting wire, the transmission of independent signals can be realized, the synchronous transmission of various signals can be realized through a single cable, and when the current leakage line realizes lightning stroke, external high-voltage lightning is led out through the current leakage line, so that the lightning stroke is prevented; the aluminum foil layer and the aramid fiber woven layer are arranged outside the inner insulating layer, the cable is coated through the aluminum foil, the aluminum foil and the aramid fiber are woven and combined into a whole, internal and external electrostatic protection is synchronously realized, and the stability of the cable in signal transmission is effectively realized on the premise of reducing weight. The aramid fiber braided low-temperature rubber vulcanization top drive special cable disclosed by the technical scheme realizes gluing in a low-temperature state, and cannot influence the structure of an internal cable; it can achieve very large bending and is suitable for use on top drives.
Description
Technical Field
The utility model belongs to the field of cables, and particularly relates to a special cable for aramid fiber woven low-temperature rubber vulcanization top drive.
Background
Present cable field, cable mainly form through multilayer structure combination, through insulating device with the cladding of metal conductive device, then realize realizing electrically conductively after the outer reinforcement, but the cable that this kind of structure set up has technical drawback, and it embodies: 1. the cable has poor insulating property, the cable and the outer layer are only separated by the plastic insulating layer, and the high-voltage passage in the cable is easy to break down; 2. the existing cable is free of an antistatic layer and is easily interfered by external static electricity when used for signal transmission; 3. the outer part of the existing cable is arranged in a multilayer structure, wherein an outer insulating glue layer is easy to twist, so that the insulating layer is separated from an inner cable; 4. the existing cable cannot realize the lightning protection function, and lightning can enter the cable in an induction mode to cause cable breakdown or lead high-voltage lightning to electric equipment to cause equipment damage; 5. when various signals are transmitted, the existing cable cannot realize independent transmission and only can realize synchronous connection of a plurality of cables; 6. the existing cable is heavy and inconvenient to transport and construct; 7. the top drive cable applied to top drive at present comprises a plurality of cables, the cables can move and bend in the using process, but the hardness of the cables is high at present, and good bending cannot be realized.
Aiming at the defects in the prior art, as a skilled worker in the industry, how to design a special cable for the aramid fiber woven low-temperature rubber vulcanization top drive through technical improvement can improve the defects of the existing cable, and the improvement of the functionality of the cable is a technical problem to be urgently solved by the technical worker in the prior art.
Disclosure of Invention
In view of the defects of the prior art, the utility model provides the special cable for the aramid fiber woven low-temperature rubber vulcanization top drive, which can realize the adjustment of the functions of the cable, the improvement of good insulation and flexibility, the reduction of weight, the signal transmission, the lightning protection and the like by improving the structure of the cable.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a special cable for aramid fiber woven low-temperature rubber vulcanization top drive is provided with a plurality of conducting wires and at least one flow relief line in the middle; the periphery of the lead is filled with insulating filler, a wrapping layer is arranged on the periphery of the lead, and the lead and the leakage flow line are wrapped into a whole through the wrapping layer; the fire-retardant and fire-retardant type fire-retardant plastic bag is characterized in that a ceramic fire-retardant layer is arranged outside the wrapping layer, an inner insulating layer is arranged on the periphery of the ceramic fire-retardant layer, an aluminum foil layer is wrapped on the inner insulating layer, an aramid fiber woven layer is arranged outside the aluminum foil layer, and a high-flame-retardant protective sleeve is arranged on the periphery of the aramid fiber woven layer.
The wire include at least one independent wire, the periphery of independent wire be provided with mineral mica layer, the periphery of mineral mica layer be the crosslinked insulating layer.
The leakage line and the lead are arranged in an interval insulation mode, the periphery of the leakage line is provided with a flame-retardant insulating sleeve, and flame-retardant filler is arranged between the flame-retardant insulating sleeve and the leakage line.
The periphery of the ceramic fireproof layer is axially provided with a guide bulge, and the guide bulge and the inner insulating layer are assembled to prevent rotation after the guide bulge and the inner insulating layer are combined.
The aluminum foil layer is wrapped and wound on the inner insulating layer in a spiral winding mode.
The utility model has the following beneficial effects: according to the design, the wire and the current leakage line are arranged in the center, the wire also comprises the independent wire, the independent signal transmission can be realized, the synchronous transmission of various signals can be realized through a single cable, and in addition, when the current leakage line realizes lightning stroke, external high-voltage lightning is led out through the current leakage line, so that the lightning stroke is prevented;
in addition, the aluminum foil layer and the aramid fiber woven layer are arranged outside the inner insulating layer, the cable is wrapped by the aluminum foil, the aluminum foil and the aramid fiber are woven and combined into a whole to synchronously realize internal and external electrostatic protection, the stability of the cable in signal transmission is effectively realized on the premise of reducing weight, and the influence of external static on internal signals is avoided. The aramid fiber braided low-temperature rubber vulcanization top drive special cable disclosed by the technical scheme realizes gluing in a low-temperature state, does not influence the structure of an internal cable, can realize very large bending degree, and is suitable for being used on a top drive; the cable also realizes lightning breakdown prevention and external signal interference prevention, realizes the protection effect of the internal cable by adopting a multiple structure, and can also realize independent transmission of various internal signals.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
in the figure, 1, a high-flame-retardant protective sleeve, 2, a woven layer, 3, an inner insulating layer, 31, an aluminum foil layer, 4, a ceramic fireproof layer, 41, a guide protrusion, 5, a wrapping layer, 51, an insulating filler, 6, a conducting wire, 7, an independent conducting wire, 71, a mineral mica layer, 72, a cross-linked insulating layer, 8, a leakage line, 81, a flame-retardant filler, 82 and a flame-retardant insulating sleeve.
Detailed Description
The utility model is further described below by means of embodiments,
as shown in the attached figure 1, the aramid fiber braided low-temperature rubber vulcanization top drive special cable is provided with a plurality of conducting wires 6 and a plurality of flow relief lines 8 in the middle; the periphery of the lead 6 is filled with an insulating filler 51, wherein the insulating filler 51 is a ceramic powder layer; when the current leakage line 8 is set for lightning stroke, external high-voltage lightning is led out through the current leakage line 8, so that the cable is damaged by lightning stroke prevention and equipment connected with a terminal of the cable is damaged; the leakage line 8 and the lead 6 are arranged in an interval insulation mode, the periphery of the leakage line 8 is provided with a flame-retardant insulating sleeve 82, and a flame-retardant filler 81 is arranged between the flame-retardant insulating sleeve 82 and the leakage line 8.
The periphery of the lead 6 is provided with a wrapping layer 5, the wrapping layer 5 generally adopts insulating paper, and the lead and the leakage flow line are wrapped into a whole through the wrapping layer 5; the ceramic fireproof layer 4 is arranged outside the wrapping layer 5, the inner insulating layer 3 is arranged on the periphery of the ceramic fireproof layer 4, and in order to achieve better combination strength when the ceramic fireproof layer 4 and the inner insulating layer are combined, the guide protrusion 41 is arranged on the periphery of the ceramic fireproof layer 4, and rotation prevention after the ceramic fireproof layer 4 and the inner insulating layer are combined is achieved through the combination of the guide protrusion 41 and the inner insulating layer 3.
The inner insulating layer 3 is coated with an aluminum foil layer 31, a woven layer 2 is arranged outside the aluminum foil layer 31, and a high-flame-retardant protective sleeve 1 is arranged on the periphery of the woven layer 2. Through the structure, the aluminum foil layer is wrapped and wound on the inner insulating layer in a spiral winding mode, the aluminum foil layer 31 and the aramid fiber woven layer 2 are combined into a whole, internal and external static protection is synchronously realized, the stability of the cable in internal signal transmission is effectively realized, and the influence of internal signals caused by external static electricity is avoided. Aramid fiber has fine weight reduction effect, and it is light compared with general copper fiber at present, advantage that the price is low that has the quality, and it still has better ductility simultaneously, can realize the fine crookedness of cable after the inside cladding of cable, more is fit for driving on the top and uses.
On the basis of the above structure setting, the wire 6 include at least one independent wire 7, as shown in fig. 2, the periphery of independent wire 7 be provided with mineral mica layer 71, the periphery of mineral mica layer 71 be crosslinked insulating layer 72, realize independent wire 7 and outside isolated through two-layer, through this kind of structure, it can realize the transmission of independent signal, the accessible adopts the synchronous transmission of single cable realization multiple signal.
To summarize: the utility model discloses a special cable is driven on aramid fiber weaves low temperature rubber vulcanization top can realize lightning protection electric breakdown, prevent external signal interference, and the protection of inside cable is realized to multiple structure, can also realize the independent transmission of inside multiple signal simultaneously, is the special cable is driven on the aramid fiber weaves low temperature rubber vulcanization top of an ideal.
Claims (5)
1. The utility model provides an aramid fiber weaves low temperature rubber vulcanization top and drives special cable which characterized in that: a plurality of wires and at least one flow leakage line are arranged in the middle of the cable; the periphery of the lead is filled with insulating filler, a wrapping layer is arranged on the periphery of the lead, and the lead and the leakage flow line are wrapped into a whole through the wrapping layer; the fire-retardant and fire-retardant type fire-retardant plastic bag is characterized in that a ceramic fire-retardant layer is arranged outside the wrapping layer, an inner insulating layer is arranged on the periphery of the ceramic fire-retardant layer, an aluminum foil layer is wrapped on the inner insulating layer, an aramid fiber woven layer is arranged outside the aluminum foil layer, and a high-flame-retardant protective sleeve is arranged on the periphery of the aramid fiber woven layer.
2. The special cable for the aramid fiber woven low-temperature rubber vulcanization top drive as claimed in claim 1, characterized in that: the wire include at least one independent wire, the periphery of independent wire be provided with mineral mica layer, the periphery of mineral mica layer be the crosslinked insulating layer.
3. The special cable for the aramid fiber woven low-temperature rubber vulcanization top drive as claimed in claim 1, characterized in that: the leakage line and the lead are arranged in an interval insulation mode, the periphery of the leakage line is provided with a flame-retardant insulating sleeve, and flame-retardant filler is arranged between the flame-retardant insulating sleeve and the leakage line.
4. The special cable for the aramid fiber woven low-temperature rubber vulcanization top drive as claimed in claim 1, characterized in that: the periphery of the ceramic fireproof layer is axially provided with a guide bulge, and the guide bulge and the inner insulating layer are assembled to prevent rotation after the guide bulge and the inner insulating layer are combined.
5. The special cable for the aramid fiber woven low-temperature rubber vulcanization top drive as claimed in claim 1, characterized in that: the aluminum foil layer is wrapped and wound on the inner insulating layer in a spiral winding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122243574.XU CN215577784U (en) | 2021-09-09 | 2021-09-09 | Special cable for aramid fiber woven low-temperature rubber vulcanization top drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122243574.XU CN215577784U (en) | 2021-09-09 | 2021-09-09 | Special cable for aramid fiber woven low-temperature rubber vulcanization top drive |
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| Publication Number | Publication Date |
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| CN215577784U true CN215577784U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122243574.XU Active CN215577784U (en) | 2021-09-09 | 2021-09-09 | Special cable for aramid fiber woven low-temperature rubber vulcanization top drive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115513738A (en) * | 2022-11-22 | 2022-12-23 | 衡水汇亚石油机械有限公司 | Aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable |
-
2021
- 2021-09-09 CN CN202122243574.XU patent/CN215577784U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115513738A (en) * | 2022-11-22 | 2022-12-23 | 衡水汇亚石油机械有限公司 | Aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable |
| CN115513738B (en) * | 2022-11-22 | 2023-03-07 | 衡水汇亚石油机械有限公司 | Aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable |
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