CN114242308B - Rare earth aluminum alloy cable core and preparation method thereof - Google Patents
Rare earth aluminum alloy cable core and preparation method thereof Download PDFInfo
- Publication number
- CN114242308B CN114242308B CN202111548211.5A CN202111548211A CN114242308B CN 114242308 B CN114242308 B CN 114242308B CN 202111548211 A CN202111548211 A CN 202111548211A CN 114242308 B CN114242308 B CN 114242308B
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- Prior art keywords
- cable
- layer
- rare earth
- aluminum alloy
- earth aluminum
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 28
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 28
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title abstract description 8
- 239000010410 layer Substances 0.000 claims abstract description 87
- 239000011241 protective layer Substances 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 3
- 230000002452 interceptive effect Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000945 filler Substances 0.000 abstract description 25
- 238000001035 drying Methods 0.000 abstract description 6
- 235000011837 pasties Nutrition 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000012792 core layer Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/0045—Cable-harnesses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1895—Internal space filling-up means
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
Abstract
The invention is suitable for the cable field, and provides a rare earth aluminum alloy cable core and a preparation method of the cable, comprising a rare earth aluminum alloy cable core and a protective layer, wherein the cable for transmitting data signals in the cable core comprises a central cable and an inner layer cable uniformly distributed along the circumferential direction of the central cable, the central cable is tightly connected with the outer surface of the inner layer cable, and the outer layer of the inner layer cable is coated with a shielding layer. When the cable is manufactured, gaps among a plurality of cables are filled with quick-drying pasty fillers, the outlet of the cavity is in a regular shape, redundant fillers on the surface of the cable are scraped off, each layer of the cable can keep a regular shape, when the cable core of the cable is finally packaged, the shape of the protective layer on the outermost layer is regular and smooth, no bulge or recess occurs, and the appearance quality of the cable is ensured.
Description
Technical Field
The invention belongs to the field of cables, and particularly relates to a rare earth aluminum alloy cable core and a preparation method of the cable.
Background
Cables are made of one or more mutually insulated conductors and an outer insulating protective layer, wires that transmit power or information from one place to another. Typically rope-like cables formed by twisting several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a centre, the whole being covered with a highly insulating coating. The cable has an inner energized, outer insulated feature.
In order to ensure the stability of multiple groups of wires in the cable, the prior cable prevents the whole cable from deforming, and generally, fillers are arranged in the cable, namely ropes, rubber sheets, rubber strips and the like, but the fillers also have certain shapes and thicknesses and cannot completely fill gaps among the multiple wires in the cable, so that the shape of the cable cannot be kept round when the cable is manufactured, the surface of the cable always has the bulge or dent, and the whole appearance quality cannot be ensured.
Disclosure of Invention
The embodiment of the invention aims to provide a rare earth aluminum alloy cable core and a preparation method of the cable, and aims to solve the problems in the background technology.
The embodiment of the invention is realized in such a way that the rare earth aluminum alloy cable core comprises a cable for transmitting power and a cable for transmitting data signals, wherein a shielding layer for shielding interference is arranged outside the cable for transmitting the data signals, insulating layers are covered outside the cable, gaps among the cables contained in the cable core are filled with fillers, and the fillers are quick-drying pasty liquid.
Preferably, the cross-sectional shape of the cable in the cable core is a circle or a regular polygon.
The utility model provides a rare earth aluminum alloy cable includes rare earth aluminum alloy cable core and protective layer, the cable that carries data signal usefulness in the cable core includes central cable and the inlayer cable of evenly laying along central cable circumferencial direction, the surface that central cable and inlayer cable closely meet, the skin cladding of inlayer cable has the shielding layer.
Preferably, a plurality of outer cables for power transmission are uniformly distributed on the circumference of the shielding layer, and the outer part of the outer cables is coated with a protective layer.
Preferably, a beam-shrinking layer for wrapping the inner layer cable is arranged between the inner layer cable and the shielding layer, and a beam-shrinking layer for wrapping the outer layer cable is arranged between the outer layer cable and the protective layer.
Preferably, the cable further comprises a connector lug, the connector lug comprises a connector housing, an inner supporting frame and a connecting piece for connecting the inner supporting frame and the connector housing, a plurality of cutting edges which are parallel to the axis are uniformly distributed on the inner wall of the inner supporting frame and the inner wall of the connector housing along the circumferential direction, and the cable passes through the inner supporting frame.
Preferably, the one end of connector shell still rotates installs locating component, locating component is including rotating the fastening shell of installing in connector shell one end, the equipartition has a plurality of positioning unit along circumferencial direction on the fastening shell, the positioning unit includes the propelling movement piece of screw thread installation on the fastening shell, be provided with the setting element between cable and the fastening shell, one side fixed mounting of setting element has the extrusion pole that runs through the fastening shell and interfere with propelling movement piece one end, the cover is equipped with the resilience piece that is used for resetting the setting element on the extrusion pole.
Preferably, the cable is sleeved with two connector lugs, the two connector lugs are respectively sleeved on two connected cables, and the two connector lugs are connected through a flexible sheath for protecting the connector lugs.
The preparation method of the rare earth aluminum alloy cable comprises the following steps:
fixing the central cable, and arranging a plurality of inner-layer cables around the central cable in sequence;
controlling a plurality of inner-layer cables to be synchronously unwound and wound on the central cable;
passing the wound inner layer cable through the cavity filled with the paste filler;
when the inner layer cable is removed from the cavity, the outlet of the cavity is in a regular shape, redundant filler on the surface of the inner layer cable is scraped off, and the upper converging layer is immediately detached from the outer surface of the inner layer cable;
after the filler is dried and solidified, the shielding layer is coated on the outer surface of the inner-layer cable;
according to the method, the outer layer cables are wound outside the shielding layer, gaps between the outer layer cables are filled with the filler, and the beam-receiving layer is wound;
after the filler in the outer layer cable gap is dried and solidified, a protective layer is coated on the periphery of the outer layer cable to form a cable;
a plurality of connector lugs are sleeved on the cable.
According to the rare earth aluminum alloy cable core and the preparation method of the cable, provided by the embodiment of the invention, gaps among the cables contained in the rare earth aluminum alloy cable core are filled with the filler, and the filler is quick-drying pasty liquid. When the cable is manufactured, gaps among a plurality of cables are filled with quick-drying pasty fillers, the outlet of the cavity is in a regular shape, redundant fillers on the surface of the cable are scraped off, each layer of the cable can keep a regular shape, when the cable core of the cable is finally packaged, the shape of the protective layer on the outermost layer is regular and smooth, no bulge or recess occurs, and the appearance quality of the cable is ensured.
Drawings
FIG. 1 is a schematic cross-sectional view of a rare earth aluminum alloy cable core according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a rare earth aluminum alloy cable core according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a rare earth aluminum alloy cable according to an embodiment of the present invention
FIG. 4 is a schematic cross-sectional view of a rare earth aluminum alloy cable joint according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a rare earth aluminum alloy cable joint provided by an embodiment of the invention;
fig. 6 is a schematic connection diagram of two cable connectors according to an embodiment of the present invention.
In the accompanying drawings: 1-a protective layer; 2-filling; 3-outer layer cable; 4-a shielding layer; 5-inner layer cable; 6-center line cable; 7-a beam-converging layer; 8-a connector housing; 9-an inner support frame; 10-cutting edge; 11-a connector; 12-a flexible sheath; 13-fastening the housing; 14-pushing member; 15-extrusion rod; 16-a rebound member; 17-positioning piece.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1, the structure diagram of a rare earth aluminum alloy cable core provided by an embodiment is provided, the rare earth aluminum alloy cable core includes a cable for transmitting power and a cable for transmitting data signals, a shielding layer 4 for shielding interference is arranged outside the cable for transmitting data signals, insulating layers are covered outside the cable, gaps between the cables contained in the cable core are filled with fillers, and the fillers are quick-drying pasty liquid. The cross section of the cable in the cable core is round or regular polygon. The regular polygon may be square or regular hexagon, regular triangle, etc.
In one case of the embodiment, when the cable is manufactured, gaps among a plurality of cables are filled with quick-drying paste fillers, the outlet of the cavity is in a regular shape, redundant fillers on the surface of the cable are scraped off, each layer of the cable can keep a regular shape, and when the cable core is finally packaged, the protective layer on the outermost layer presents a regular and smooth shape, and no bulge or recess occurs, so that the appearance quality of the cable is ensured.
As shown in fig. 1-2, a structure diagram of a rare earth aluminum alloy cable is provided for an embodiment, the rare earth aluminum alloy cable includes a rare earth aluminum alloy cable core and a protective layer 1, a cable for transmitting data signals in the cable core includes a central cable 6 and an inner layer cable 5 uniformly distributed along a circumferential direction of the central cable 6, the central cable 6 is closely connected with an outer surface of the inner layer cable 5, and an outer layer of the inner layer cable 5 is coated with a shielding layer 4.
In one case of the present embodiment, a plurality of outer cables 3 for power transmission are uniformly distributed in the circumferential direction of the shielding layer 4, and the outer cable 3 is covered with the protective layer 1. A beam-shrinking layer 7 for coating the inner layer cable 5 is arranged between the inner layer cable 5 and the shielding layer 4, and a beam-shrinking layer 7 for coating the outer layer cable 3 is arranged between the outer layer cable 3 and the protective layer 1. The bundling layer 7 is used for compacting the filler 2 and the inner cable, so that the final diameter of the whole cable is uniform, the cables are prevented from being too loose, and the final cable diameter is enlarged.
In one case of this embodiment, as shown in fig. 3-5, the cable further includes a connector lug, the connector lug includes a connector housing 8, an inner support 9, and a connecting member 11 for connecting the inner support 9 and the connector housing 8, a plurality of cutting edges 10 parallel to the axis are uniformly distributed on the inner walls of the inner support 9 and the connector housing 8 along the circumferential direction, and the cable passes through the inside of the inner support 9. The connecting piece 11 in the connector lug also has a cutting edge, so that the cable can be split, and the splitting edge 10 can split the cable in multiple equal parts, so that the operation of quick splitting is completed.
In a case of this embodiment, as shown in fig. 3, one end of the connector housing 8 is further rotatably provided with a positioning assembly, the positioning assembly includes a fastening housing 13 rotatably mounted at one end of the connector housing 8, a plurality of positioning units are uniformly distributed on the fastening housing 13 along a circumferential direction, the positioning units include a pushing member 14 threadably mounted on the fastening housing 13, a positioning member 17 is disposed between the cable and the fastening housing 13, one side of the positioning member 17 is fixedly mounted with a pressing rod 15 penetrating through the fastening housing 13 and interfering with one end of the pushing member 14, and a rebound member 16 for resetting the positioning member 17 is sleeved on the pressing rod 15. The pushing piece 14 is rotated, the pushing piece 14 presses the extrusion rod 15, the extrusion rod 15 drives the positioning piece 17 to be close to the cable protection layer 1, a protrusion is arranged on one surface of the positioning piece 17, which is in contact with the cable protection layer 1, one end of the pushing piece 14, which is in contact with the extrusion rod 15, is conical, and one end of the extrusion rod 15, which is in contact with the pushing piece 14, is provided with an arc surface which is attached to the pushing piece 14.
In one case of this embodiment, as shown in fig. 6, two lugs are sleeved on the cable, and the two lugs are respectively sleeved on two connected cables, and are connected through a flexible sheath 12 for protecting the lugs.
In addition, the preparation method of the rare earth aluminum alloy cable specifically comprises the following steps:
step S1: fixing the central cable 6, and arranging a plurality of inner-layer cables 5 around the central cable 6 in sequence;
step S2: controlling a plurality of inner-layer cables 5 to be synchronously unwound and wound on a central cable 6;
step S3: passing the wound inner layer cable 5 through the cavity filled with the paste filler 2;
step S4: when the inner layer cable 5 is removed from the cavity, the outlet of the cavity is in a regular shape, redundant filler on the surface of the inner layer cable 5 is scraped off, and the upper converging layer 7 is immediately detached from the outer surface of the inner layer cable 5;
step S5: after the filler is dried and solidified, the shielding layer 4 is coated on the outer surface of the inner-layer cable 5;
step S6: according to the above method, the outer layer cables 3 are wound outside the shielding layer 4, the gaps between the outer layer cables 3 are filled with the filler 2, and the take-up layer 7 is wound;
step S7: after the filler 2 in the gap of the outer layer cable 3 is dried and solidified, the outer periphery of the outer layer cable 3 is coated with the protective layer 1 to form a cable;
step S8: a plurality of connector lugs are sleeved on the cable.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The rare earth aluminum alloy cable is characterized by comprising a rare earth aluminum alloy cable core and a protective layer, wherein the cable for transmitting data signals in the cable core comprises a central cable and an inner layer cable uniformly distributed along the circumferential direction of the central cable, the central cable is tightly connected with the outer surface of the inner layer cable, and the outer layer of the inner layer cable is coated with a shielding layer; the cable also comprises a connector lug, the connector lug comprises a connector housing, an inner support frame and a connecting piece for connecting the inner support frame and the connector housing, a plurality of cutting edges which are parallel to the axis are uniformly distributed on the inner walls of the inner support frame and the connector housing along the circumferential direction, and the cable passes through the inner part of the inner support frame; one end of the connector shell is also rotatably provided with a positioning component, the positioning component comprises a fastening shell rotatably arranged at one end of the connector shell, a plurality of positioning units are uniformly distributed on the fastening shell along the circumferential direction, the positioning units comprise pushing pieces which are arranged on the fastening shell in a threaded manner, a locating piece is arranged between the cable and the fastening shell, one side of the locating piece is fixedly provided with an extrusion rod penetrating through the fastening shell and interfering with one end of the pushing piece, and a rebound piece for resetting the locating piece is sleeved on the extrusion rod.
2. The rare earth aluminum alloy cable according to claim 1, wherein a plurality of outer cables for power transmission are uniformly distributed in the circumferential direction of the shielding layer, and a protective layer is coated on the outer side of the outer cables.
3. The rare earth aluminum alloy cable according to claim 2, wherein a bundling layer for cladding the inner layer cable is provided between the inner layer cable and the shielding layer, and a bundling layer for cladding the outer layer cable is provided between the outer layer cable and the protective layer.
4. A rare earth aluminium alloy cable according to claim 1, wherein two lugs are sleeved on the cable, the two lugs are respectively sleeved on two connected cables, and the two lugs are connected through a flexible sheath for protecting the lugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548211.5A CN114242308B (en) | 2021-12-17 | 2021-12-17 | Rare earth aluminum alloy cable core and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548211.5A CN114242308B (en) | 2021-12-17 | 2021-12-17 | Rare earth aluminum alloy cable core and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114242308A CN114242308A (en) | 2022-03-25 |
| CN114242308B true CN114242308B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111548211.5A Active CN114242308B (en) | 2021-12-17 | 2021-12-17 | Rare earth aluminum alloy cable core and preparation method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115472338A (en) * | 2022-09-21 | 2022-12-13 | 安徽华通电缆集团有限公司 | Cable special for navigation radar system |
| CN118380196B (en) * | 2024-05-14 | 2024-09-13 | 湖北洪乐电缆股份有限公司 | Rare earth aluminum alloy power cable and production process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6027367A (en) * | 1994-01-31 | 2000-02-22 | Datwyler AG and Woertz AG | Electrical-installation system |
| CN204166995U (en) * | 2014-10-08 | 2015-02-18 | 四川九洲线缆有限责任公司 | A kind of heatproof multiplexing composite cable peculiar to vessel |
-
2021
- 2021-12-17 CN CN202111548211.5A patent/CN114242308B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6027367A (en) * | 1994-01-31 | 2000-02-22 | Datwyler AG and Woertz AG | Electrical-installation system |
| CN204166995U (en) * | 2014-10-08 | 2015-02-18 | 四川九洲线缆有限责任公司 | A kind of heatproof multiplexing composite cable peculiar to vessel |
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| Publication number | Publication date |
|---|---|
| CN114242308A (en) | 2022-03-25 |
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