CN213752017U - Ultraviolet irradiation crosslinking insulated cable - Google Patents
Ultraviolet irradiation crosslinking insulated cable Download PDFInfo
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- CN213752017U CN213752017U CN202023001614.1U CN202023001614U CN213752017U CN 213752017 U CN213752017 U CN 213752017U CN 202023001614 U CN202023001614 U CN 202023001614U CN 213752017 U CN213752017 U CN 213752017U
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Abstract
The utility model provides an ultraviolet irradiation crosslinked insulated cable, which comprises a conductive component, a positioning component and a shielding component, wherein the conductive component is provided with a group, a gap is reserved between each conductive component, a space for placing the conductive component is arranged in the positioning component, and the shielding component is coated outside the positioning component to shield the conductive component; the insulating sleeve of the cable is manufactured by adopting an ultraviolet light online irradiation crosslinking process, and the inner layer sheath and the outer layer sheath both adopt polyolefin high polymers; production rate is fast, save man-hour, by computer program control irradiation process parameter, maneuverability is strong, the degree of cross-linking qualification rate of material is high, can satisfy the needs of cable batch rapid production, each conductive component sets up in the location core, fixes a position conductive component by the location core, makes and separates each other between the conductive component, sets up the location opening in the location core, has seted up the location cavity respectively in each location arris strip to promote the pliability of cable, increase of service life.
Description
Technical Field
The utility model relates to a cable especially relates to an ultraviolet ray irradiation crosslinked insulated cable.
Background
The cable industry needs cross-linked materials, and cross-linking is beneficial to improving the material chemical properties of polyethylene insulating materials, particularly the high temperature resistance, high pressure resistance and enhanced mechanical properties; three technologies of chemical crosslinking, silane crosslinking and electron beam irradiation crosslinking are generally adopted in the prior art. A new technology, ultraviolet irradiation crosslinking technology, is added. The ultraviolet light crosslinking method can be used for the production of polyethylene cables, also can be used for the production of low-smoke halogen-free cables, other plastic products and rubber products or the crosslinking processing of extruding into cables, is simple to operate, does not have the phenomenon of pre-crosslinking, can form crosslinking by direct irradiation of an ultraviolet light irradiation source after the products are extruded out of a neck mold, does not need to be boiled like silane crosslinked polyethylene products in the subsequent process, and does not have the problem of unqualified thermal shrinkage of silane crosslinked cables; a special high-temperature vulcanization pipeline which is one hundred or more meters long is not used for chemical crosslinking; and no special equipment with more than four million yuan like electron beam irradiation exists, so that the method obviously has more advantages in equipment investment, environmental protection audit, product quality, energy saving and cost reduction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an ultraviolet ray irradiation crosslinked insulated cable to promote the performance of cable.
The utility model discloses a solve the technical scheme that its technical problem adopted and be:
an ultraviolet radiation crosslinked insulated cable comprising:
the conductive components are provided with a group, and gaps are reserved among the conductive components;
the positioning assembly is provided with a space for placing the conductive assembly, and the conductive assembly is arranged in the positioning assembly;
the cover assembly covers the positioning assembly to cover the conductive assembly;
wherein, electrically conductive subassembly includes:
the conductor wire cores are provided with a group of conductor wire cores, and the conductor wire cores are twisted to form a conductor wire harness which conducts electricity;
the insulating sleeve is coated outside the conductor wire harness, the conductor wire harness is insulated and protected by the insulating sleeve, and the insulating sleeve is made of ultraviolet irradiation crosslinked polyethylene;
the cover and shield assembly includes:
the inner layer sheath is wrapped outside the positioning component;
the armor sheath is coated outside the inner layer sheath;
the outer layer sheath is wrapped outside the armor sheath, and the outer layer sheath and the inner layer sheath are both made of polyolefin high polymers.
Specifically, the positioning assembly includes:
the location core, this location core are cylindrical, have seted up a set of positioning hole in the location core, and each positioning hole extends along the axial of location core respectively to arrange in order along the circumference of location core, each conductive component wears to locate in the positioning hole respectively, fixes a position conductive component by the location core, and makes and separate each other between the conductive component.
Furthermore, set up the location shaft hole in the location core, this location shaft hole is along the axial extension of location core, and each positioning hole arranges around the location shaft hole to promote the pliability of location core.
Furthermore, a group of positioning openings are formed in the positioning core body, each positioning opening extends along the axial direction of the positioning core body and corresponds to the positioning through hole in position, the positioning through holes are communicated with the outside through the positioning openings, a group of positioning ribs are formed on the positioning core body, the width of each positioning opening is smaller than the diameter of the conductive component, and the conductive component is prevented from being separated from the positioning through holes.
Furthermore, the location cavity has been seted up in each location arris strip respectively, and each location cavity extends along the axis of location arris strip respectively, and its lateral wall can be to collapsing in the location cavity when making the location arris strip receive the extrusion, further promotes the pliability of cable.
The utility model has the advantages that:
the insulating sleeve of the cable is manufactured by adopting an ultraviolet light online irradiation crosslinking process, and the inner layer sheath and the outer layer sheath both adopt polyolefin high polymers. Production rate is fast, save man-hour, by computer program control irradiation process parameter, strong operability, the degree of cross-linking qualification rate of material is high, can satisfy the needs of cable batch production fast, and simultaneously, each conductive component sets up in the location core, fix a position conductive component by the location core, make and separate each other between the conductive component, set for the opening in the location core, form a set of location edges on making the location core, the location cavity has been seted up respectively in each location edges, thereby promote the pliability of cable, increase of service life.
Drawings
Fig. 1 is a schematic structural diagram of one embodiment of an ultraviolet irradiation crosslinked insulated cable provided by the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the cable.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further described with reference to the drawings and the specific embodiments.
As shown in fig. 1 and 2, the ultraviolet irradiation crosslinked insulated cable provided by the present invention comprises a set of conductive components, a positioning component and a shielding component, wherein a gap is left between each conductive component, a space for placing the conductive component is provided in the positioning component, the conductive component is disposed in the positioning component, and the shielding component is coated outside the positioning component to shield the conductive component; the conductive assembly comprises conductor wire cores 110 and an insulating sleeve 120, the conductor wire cores are provided with a group, the conductor wire cores are twisted to form a conductor wire harness, the conductor wire harness conducts electricity, the insulating sleeve is coated outside the conductor wire harness and is used for insulating and protecting the conductor wire harness, and the insulating sleeve is made of ultraviolet irradiation crosslinked polyethylene; the cover assembly comprises an inner layer sheath 210, an armored sheath 220 and an outer layer sheath 230, the inner layer sheath is wrapped outside the positioning assembly, the armored sheath is wrapped outside the inner layer sheath, the outer layer sheath is wrapped outside the armored sheath, and the outer layer sheath and the inner layer sheath are both made of polyolefin high polymers. The locating component comprises a locating core body 310 which is cylindrical, a group of locating through holes are formed in the locating core body, each locating through hole extends along the axial direction of the locating core body respectively and is arranged in sequence along the circumferential direction of the locating core body, each conducting component is arranged in the locating through holes in a penetrating mode respectively, the conducting components are located by the locating core body, and the conducting components are separated from each other. A positioning shaft hole 311 is formed in the positioning core body, the positioning shaft hole extends along the axial direction of the positioning core body, and each positioning through hole is distributed around the positioning shaft hole so as to improve the flexibility of the positioning core body. In the embodiment shown in fig. 2, a set of positioning slits 312 is formed in the positioning core body, each positioning slit extends along the axial direction of the positioning core body and corresponds to a positioning through hole in position, the positioning through hole is communicated with the outside through the positioning slits, and a set of positioning ribs is formed on the positioning core body, the width of the positioning slit is smaller than the diameter of the conductive component, so as to prevent the conductive component from coming off from the positioning through hole. Location cavity 313 has been seted up in each location arris respectively, and each location cavity extends along the axis of location arris respectively, and its lateral wall can be to collapsing in the location cavity when making the location arris receive the extrusion, further promotes the pliability of cable. The insulating sleeve of the cable is manufactured by adopting an ultraviolet light online irradiation crosslinking process, and the inner layer sheath and the outer layer sheath both adopt polyolefin high polymers. Production rate is fast, save man-hour, by computer program control irradiation process parameter, strong operability, the degree of cross-linking qualification rate of material is high, can satisfy the needs of cable batch production fast, and simultaneously, each conductive component sets up in the location core, fix a position conductive component by the location core, make and separate each other between the conductive component, set for the opening in the location core, form a set of location edges on making the location core, the location cavity has been seted up respectively in each location edges, thereby promote the pliability of cable, increase of service life.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to let the technical personnel in the field understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (5)
1. An ultraviolet radiation crosslinked insulated cable comprising:
the conductive components are provided with a group, and gaps are reserved among the conductive components;
the positioning assembly is provided with a space for placing the conductive assembly, and the conductive assembly is arranged in the positioning assembly;
the cover assembly covers the positioning assembly to cover the conductive assembly;
characterized in that, electrically conductive subassembly includes:
the conductor wire cores are provided with a group of conductor wire cores, and the conductor wire cores are twisted to form a conductor wire harness which conducts electricity;
the insulating sleeve is coated outside the conductor wire harness, the conductor wire harness is insulated and protected by the insulating sleeve, and the insulating sleeve is made of ultraviolet irradiation crosslinked polyethylene;
the cover and shield assembly includes:
the inner layer sheath is wrapped outside the positioning component;
the armor sheath is coated outside the inner layer sheath;
the outer layer sheath is wrapped outside the armor sheath, and the outer layer sheath and the inner layer sheath are both made of polyolefin high polymers.
2. The uv irradiation crosslinked insulated cable of claim 1, wherein the positioning assembly comprises:
the location core, this location core are cylindrical, have seted up a set of positioning hole in the location core, and each positioning hole extends along the axial of location core respectively to arrange in order along the circumference of location core, each conductive component wears to locate in the positioning hole respectively, fixes a position conductive component by the location core, and makes and separate each other between the conductive component.
3. The ultraviolet light irradiation crosslinked insulated cable according to claim 2, characterized in that:
a positioning shaft hole is formed in the positioning core body, the positioning shaft hole extends along the axial direction of the positioning core body, and each positioning through hole is distributed around the positioning shaft hole.
4. The ultraviolet light irradiation crosslinked insulated cable according to claim 2, characterized in that:
a group of positioning openings are formed in the positioning core body, each positioning opening extends along the axial direction of the positioning core body and corresponds to the positioning through hole in position, the positioning through holes are communicated with the outside through the positioning openings, a group of positioning ribs are formed on the positioning core body, and the width of each positioning opening is smaller than the diameter of the conductive assembly.
5. The ultraviolet light irradiation crosslinked insulated cable according to claim 4, wherein:
the positioning cavities are respectively arranged in the positioning ribs and extend along the axes of the positioning ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023001614.1U CN213752017U (en) | 2020-12-12 | 2020-12-12 | Ultraviolet irradiation crosslinking insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023001614.1U CN213752017U (en) | 2020-12-12 | 2020-12-12 | Ultraviolet irradiation crosslinking insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213752017U true CN213752017U (en) | 2021-07-20 |
Family
ID=76835553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023001614.1U Active CN213752017U (en) | 2020-12-12 | 2020-12-12 | Ultraviolet irradiation crosslinking insulated cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213752017U (en) |
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2020
- 2020-12-12 CN CN202023001614.1U patent/CN213752017U/en active Active
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