CN114974678A - Temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and processing technology thereof - Google Patents
Temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and processing technology thereof Download PDFInfo
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- CN114974678A CN114974678A CN202210412284.XA CN202210412284A CN114974678A CN 114974678 A CN114974678 A CN 114974678A CN 202210412284 A CN202210412284 A CN 202210412284A CN 114974678 A CN114974678 A CN 114974678A
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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
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- 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
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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
- H01B7/02—Disposition of insulation
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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
- H01B7/17—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
- H01B7/184—Sheaths comprising grooves, ribs or other projections
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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
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The invention discloses a temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and a processing technology thereof, belonging to the technical field of photovoltaic cables, comprising a first cable, a second cable and a positioning piece, wherein the first cable and the second cable are fixedly connected through the positioning piece, a reinforcing rib is fixedly arranged between the positioning pieces, the outer sides of the first cable and the second cable are coated with a comprehensive protective sleeve layer, the insulating layer and the comprehensive protective sleeve layer are irradiated and crosslinked, so that the temperature-resistant cable has stronger temperature-resistant effect, the tensile resistance effect of the cable in use is improved through an inner core and the reinforcing rib, the cable is prevented from being broken when being subjected to stronger tensile force, the positioning piece ensures that the first cable and the second cable are always in a parallel state when being processed and used, the use of a double-core parallel lead wire connected with photovoltaic power generation inversion is met, and an electric conductor is spirally soft-twisted on the inner core, when the conductor is stretched, the stress strength of the conductor is reduced, and the use stability is improved.
Description
Technical Field
The invention relates to a cable, in particular to a temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and a processing technology thereof, and belongs to the technical field of photovoltaic cables.
Background
With the development of modern industrial intelligent automation and green energy, the global energy crisis and the problem of air pollution are increasingly prominent, solar energy is regarded as an ideal renewable energy source and is highlighted by many countries, and with the development of global economy, the population is rapidly increased, more food, houses and raw materials need to be provided, so the demand for energy is continuously increased, and meanwhile, the storage capacity of fossil fuel is limited, so that the photovoltaic power generation is applied in a matching way and is more and more highlighted. The development of photovoltaic green energy is highly concerned by the country, solar power generation becomes the main global power supply, the greenhouse gas emission of environmental pollution is greatly reduced, in order to meet the ever-increasing power demand in the future, the climate change and the energy safety challenge are responded, global power generation is remarkably and continuously changed to low-carbon technology, the development of the photovoltaic matching of China is continuously vigorous, the photovoltaic industry matched with the photovoltaic cable is more developed, when photovoltaic power generation is carried out, the cable is matched with the main energy transmission and needs to meet the demand in the photovoltaic power generation, especially in the application of the double-core parallel wires connected in the photovoltaic power generation inversion, the characteristics of high temperature resistance and high conductivity need to be met, and then a temperature-resistant high-conductivity parallel photovoltaic cable is urgently needed in the market.
Disclosure of Invention
The invention aims to solve the problems and provide a temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and a processing technology thereof, which have the advantages of strong temperature resistance, high conductivity and low cost and meet the application of double-core parallel wires for photovoltaic power generation inversion connection.
The invention achieves the above purpose through the following technical scheme, and provides a temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and a processing technology thereof, wherein the photovoltaic cable comprises a first cable, a second cable and positioning pieces, the first cable and the second cable are fixedly connected through the positioning pieces, reinforcing ribs are fixedly arranged between the positioning pieces, comprehensive protective sleeve layers are coated on the outer sides of the first cable and the second cable, the comprehensive protective sleeve layers are in a waist-shaped structure, and the first cable and the second cable are in a parallel structure in the comprehensive protective sleeve layers, and a waist-shaped structure is formed, so that the first cable and the second cable are in a parallel state in the comprehensive protective sleeve layer, and the outer surface of the comprehensive protective sleeve layer is subjected to irradiation crosslinking treatment again, so that the temperature resistance effect of the photovoltaic cable is improved, and the parallel photovoltaic cable with high temperature resistance and high conductivity is formed.
Preferably, in order to improve the stretch-resistant effect and the temperature-resistant effect of the first cable and the second cable, the first cable and the second cable respectively comprise an inner core, an electric conductor, an inner liner and an insulating layer, the electric conductor is wound on the inner core in a soft bundle twisting state, the inner liner is coated on the outer surface of the electric conductor, the insulating layer is coated on the outer surface of the inner liner, two ends of the positioning piece are respectively clamped on the insulating layer on the outer surfaces of the first cable and the second cable, the inner core is made of nylon materials, the electric conductor is made of aluminum alloy materials, the insulating layer is made of polyolefin materials, the outer surface of the insulating layer is subjected to irradiation crosslinking treatment through an accelerator, the comprehensive protective sleeve layer is composed of low-smoke halogen-free polyolefin and an outer protective layer, and the outer surfaces of the low-smoke halogen-free polyolefin and the outer protective layer are subjected to irradiation crosslinking treatment through the accelerator, through the inner core, the anti-stretching effect of the first cable and the second cable is improved when the cable is used, the cable is prevented from being broken when being stretched, the temperature-resistant effect of the first cable and the second cable is improved through irradiation cross-linking treatment, the conductor is made of an aluminum alloy material, and high conductivity when the cable is used is improved.
Preferably, in order to enable the first cable and the second cable to be in a parallel state and facilitate processing, the positioning element includes a positioning seat, the positioning seat is located between the first cable and the second cable, an upper positioning strip and a lower positioning strip of an arc structure are respectively and fixedly installed on two sides of an upper surface and a lower surface of the positioning seat, the positioning element is fixedly connected with the first cable and the second cable through the upper positioning strip and the lower positioning strip, the upper positioning strip and the lower positioning strip are both made of elastic materials, an annular structure is formed between the upper surface of the upper positioning strip and the upper surface of the lower positioning strip and between the lower surface of the lower positioning strip and the lower surface of the positioning seat, the first cable is tightly held between the upper positioning strips, the second cable is tightly held between the lower positioning strips, and the reinforcing rib is made of flexible wires, the two ends of the reinforcing rib are fixedly arranged on the two sides between the positioning seats, the positioning pieces are fixedly connected through the reinforcing rib, the positioning pieces and the reinforcing rib are wrapped in the comprehensive protective sleeve layer, an elastic piece is clamped between the upper positioning strip and the lower positioning strip on one side of the positioning seat, a screw is inserted in the elastic piece, one end of the screw is in threaded connection with the positioning seat, one sides of the upper positioning strip and the lower positioning strip are provided with notches, the two ends of the elastic piece are clamped in the notches, the positioning seat is transversely provided with a threaded hole, one end of the screw is in threaded connection with the inside of the threaded hole, the first cable and the second cable are fixed through the upper positioning strip and the lower positioning strip on the positioning pieces, and are fixed through the elastic piece and the screw, so that the first cable and the second cable are in a parallel state for convenient use.
Preferably, the processing technology comprises the following steps:
firstly, coating mica powder on the surface of the electric conductor made of an aluminum alloy material, bundling and soft twisting the electric conductor on the outer side of the inner core to enable the electric conductor to be spirally distributed on the outer side of the inner core, coating the inner liner on the outer side of the electric conductor through an extrusion die, coating the insulating layer on the outer side of the inner liner through the extrusion die to form the first cable and the second cable, and carrying out irradiation crosslinking on the outer surfaces of the first cable and the second cable through an accelerator for later use.
Step two, mounting and fixing the processed first cable and the second cable on the positioning piece, clamping the first cable in the upper positioning strip and clamping the second cable in the lower positioning strip when mounting, adjusting the position of the positioning piece to enable the positioning piece to slide on the first cable and the second cable, straightening the reinforcing rib to enable the first cable and the second cable to be in a parallel state, fixing the positioning piece, screwing the screw down to enable one end of the screw to be screwed into the threaded hole, enabling the screw to drive the elastic sheet to move, enabling the elastic sheet to deform, further enabling the elastic sheet to apply thrust to the upper positioning strip and the lower positioning strip, and enabling the upper positioning strip to hold the first cable tightly, the lower positioning strip is used for tightly holding the second cable.
Step three, right it installs to synthesize the protection jacket layer, will fix a position first cable with the second cable becomes parallel state and passes through the crowded cladding one deck of mould low smoke and zero halogen polyolefin, then carries out the irradiation crosslinking, carries out the irradiation crosslinking after, carries out crowded cladding one deck through the mould once more the outer protective layer, and right the outer protective layer carries out the irradiation crosslinking once more, forms the parallel photovoltaic cable of temperature resistant high conductivity.
The invention has the beneficial effects that: the insulation layers of the first cable and the second cable are subjected to irradiation crosslinking, and the comprehensive protective sleeve layer is subjected to secondary irradiation crosslinking, so that the temperature-resistant cable has a strong temperature-resistant effect, the tensile resistance effect of the cable in use is improved through the inner core and the reinforcing ribs, the cable is prevented from being broken when being subjected to strong tensile force, the first cable and the second cable are always in a parallel state when being processed and used through the positioning piece, the use of a double-core parallel wire for photovoltaic power generation inversion connection is met, the conductor is made of an aluminum alloy material, the cost is reduced, the conductivity is improved, the conductor is spirally and flexibly twisted on the inner core, the stress strength of the conductor is reduced when being stretched, and the use stability is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partial overall structure diagram of the present invention.
Fig. 3 is an end view of the present invention.
Fig. 4 is a partial structural view of a first cable according to the present invention.
Fig. 5 is a partial structural schematic view of the positioning member of the present invention.
Fig. 6 is a schematic view of the overall structure of the positioning member and the reinforcing bar according to the present invention.
FIG. 7 is a flow chart of the processing of the present invention.
In the figure: 1. the cable comprises a first cable, a second cable, a positioning piece, a positioning seat, a positioning piece, a positioning strip, an elastic sheet, a positioning strip, a screw, a positioning strip 36, a notch, a positioning strip 37, a threaded hole, a reinforcing rib, a protective layer 5, an integrated protective layer, a positioning strip 51, low-smoke halogen-free polyolefin, an outer protective layer 52, an inner core 6, an inner core 7, an electric conductor 8, an inner liner layer, a positioning strip 9 and an insulating layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and a processing process thereof, including a first cable 1, a second cable 2 and a positioning member 3, wherein the first cable 1 and the second cable 2 are fixedly connected by the positioning member 3, a reinforcing rib 4 is fixedly installed between the positioning members 3, and the outer sides of the first cable 1 and the second cable 2 are wrapped with a comprehensive protective sheath layer 5, the comprehensive protective sheath layer 5 is in a waist-shaped structure, and the first cable 1 and the second cable 2 are in a parallel structure inside the comprehensive protective sheath layer 5, when the photovoltaic cable is used, the first cable 1 and the second cable 2 are in a parallel state by the positioning member 3, and the outer surfaces of the first cable 1 and the second cable 2 are irradiated and crosslinked first, and then the first cable 1 and the second cable 2 are wrapped by the comprehensive protective sheath layer 5 to form the waist-shaped structure, the first cable 1 and the second cable 2 are in a parallel state in the comprehensive protective sleeve layer 5, and the outer surface of the comprehensive protective sleeve layer 5 is subjected to irradiation crosslinking treatment again, so that the temperature-resistant effect of the photovoltaic cable is improved, and the parallel photovoltaic cable with high temperature resistance and high conductivity is formed.
As a technical optimization scheme of the present invention, as shown in fig. 2, the first cable 1 and the second cable 2 each include an inner core 6, an electric conductor 7, an inner liner 8 and an insulating layer 9, the electric conductor 7 is wound on the inner core 6 in a soft bundle twisted state, the inner liner 8 covers the outer surface of the electric conductor 7, the insulating layer 9 covers the outer surface of the inner liner 8, two ends of the positioning member 3 are respectively clamped on the insulating layer 9 on the outer surfaces of the first cable 1 and the second cable 2, the inner core 6 is made of nylon material, the electric conductor 7 is made of aluminum alloy material, the insulating layer 9 is made of polyolefin material, and the outer surface of the insulating layer 9 is subjected to irradiation crosslinking treatment by an accelerator, the comprehensive protective sheath layer 5 is composed of low-smoke halogen-free polyolefin 51 and an outer protective layer 52, and the outer surfaces of the low-smoke halogen-free polyolefin 51 and the outer protective layer 52 are subjected to irradiation crosslinking treatment by the accelerator, when the cable is used, the stretch-resistant effect of the first cable 1 and the second cable 2 is improved through the inner core 6, fracture is avoided, and the comprehensive protective sleeve layer 5 is subjected to secondary irradiation crosslinking treatment through irradiation crosslinking treatment on the insulating layer 9, so that the temperature-resistant effect of the cable is improved, and the cable is convenient to use.
As a technical optimization scheme of the present invention, as shown in fig. 5, the positioning member 3 includes a positioning seat 31, the positioning seat 31 is located between the first cable 1 and the second cable 2, two sides of an upper surface and a lower surface of the positioning seat 31 are respectively fixedly installed with an upper positioning strip 32 and a lower positioning strip 33 having an arc structure, the positioning member 3 is fixedly connected with the first cable 1 and the second cable 2 through the upper positioning strip 32 and the lower positioning strip 33, the upper positioning strip 32 and the lower positioning strip 33 are both made of an elastic material, and an annular structure is formed between the upper positioning strip 32 and the upper surface of the positioning seat 31 and between the lower positioning strip 33 and the lower surface of the positioning seat 31, the first cable 1 is clasped between the upper positioning strips 32, the second cable 2 is clasped between the lower positioning strips 33, the reinforcing rib 4 is made of a flexible wire, two ends of the reinforcing rib 4 are fixedly installed at two sides between the positioning seats 31, and the positioning member 3 is fixedly connected through the reinforcing rib 4, the positioning piece 3 and the reinforcing rib 4 are both covered in the comprehensive protective sheath layer 5, an elastic sheet 34 is clamped between the upper positioning strip 32 and the lower positioning strip 33 on one side of the positioning seat 31, a screw 35 is inserted on the elastic sheet 34, one end of the screw 35 is connected with the positioning seat 31 by a screw thread, one side of the upper positioning strip 32 and one side of the lower positioning strip 33 are both provided with a gap 36, two ends of the elastic sheet 34 are clamped in the notches 36, the positioning seat 31 is transversely provided with a threaded hole 37, one end of the screw 35 is connected in the threaded hole 37 in a threaded manner, the first cable 1 and the second cable 2 are conveniently positioned by the upper positioning strip 32 and the lower positioning strip 33 on the positioning piece 3, and by the elastic sheet 34, after positioning, the fixing is convenient, so that the first cable 1 and the second cable 2 are in a parallel state, the subsequent processing is convenient, and the parallel photovoltaic cable is formed.
The processing technology comprises the following steps: step one, process first cable 1 and second cable 2, paint the mica powder with the electric conductor 7 surface that the aluminum alloy material made earlier, with the soft hank in the outside at inner core 6 of electric conductor 7 bundling form, make electric conductor 7 become the heliciform in the outside of inner core 6 and distribute, and through giving as security out the mould, with the outside of inner liner 8 cladding at electric conductor 7, with insulating layer 9 through giving as security out the mould cladding in the outside of inner liner 8, form first cable 1 and second cable 2, carry out irradiation crosslinking through the accelerator to the surface of first cable 1 and second cable 2, reserve.
Step two, mounting the processed first cable 1 and the second cable 2 on a positioning piece 3 and fixing the two cables, when the cable fixing device is installed, the first cable 1 is clamped in the upper positioning strip 32, the second cable 2 is clamped in the lower positioning strip 33, the position of the positioning member 3 is adjusted so that the positioning member 3 slides on the first cable 1 and the second cable 2, so that the reinforcing ribs 4 are straightened, so that the first cable 1 and the second cable 2 are in a parallel state, the positioning member 3 is fixed, the screw 35 is tightened, so that one end of the screw 35 is screwed into the threaded hole 37, so that the screw 35 drives the elastic sheet 34 to move, so that the elastic sheet 34 deforms, and then the elastic sheet 34 applies thrust to the upper positioning strip 32 and the lower positioning strip 33, so that the upper positioning strip 32 holds the first cable 1 tightly, and the lower positioning strip 33 holds the second cable 2 tightly.
And step three, installing the comprehensive protective sleeve 5, extruding and coating a layer of low-smoke halogen-free polyolefin 51 on the positioned first cable 1 and the positioned second cable 2 in a parallel state through a mould, then performing irradiation crosslinking, extruding and coating an outer protective layer 52 through the mould again after the irradiation crosslinking is performed, and performing irradiation crosslinking on the outer protective layer 52 again to form the temperature-resistant high-conductivity parallel photovoltaic 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 attributes 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a parallel photovoltaic cable of temperature resistant high conductivity aluminum alloy conductor which characterized in that: including first cable (1), second cable (2) and setting element (3), just first cable (1) with second cable (2) pass through setting element (3) looks fixed connection, fixed mounting has strengthening rib (4) between setting element (3), just first cable (1) with the outside cladding of second cable (2) has comprehensive protection jacket layer (5), comprehensive protection jacket layer (5) become waist type structure, just first cable (1) with second cable (2) are in the inside of comprehensive protection jacket layer (5) becomes parallel structure.
2. The temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable according to claim 1, characterized in that: first cable (1) with second cable (2) all include inner core (6), electric conductor (7), inner liner (8) and insulating layer (9), just electric conductor (7) become soft bundle hank state thread winding and are in on inner core (6), inner liner (8) cladding is in the surface of electric conductor (7), insulating layer (9) cladding is in the surface of inner liner (8), the both ends difference joint of setting element (3) is in first cable (1) with second cable (2) surface on insulating layer (9).
3. The temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable according to claim 2, characterized in that: the inner core (6) is made of a nylon material, the electric conductor (7) is made of an aluminum alloy material, the insulating layer (9) is made of a polyolefin material, and irradiation crosslinking treatment is carried out on the outer surface of the insulating layer (9) through an accelerator.
4. The temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable according to claim 1, characterized in that: synthesize protection jacket (5) and constitute by low smoke and zero halogen polyolefin (51) and outer protective layer (52), just low smoke and zero halogen polyolefin (51) with the surface of outer protective layer (52) all carries out irradiation cross-linking through the accelerator and handles.
5. The temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable according to claim 1, characterized in that: the positioning piece (3) comprises a positioning seat (31), the positioning seat (31) is located between the first cable (1) and the second cable (2), the two sides of the upper surface and the lower surface of the positioning seat (31) are respectively and fixedly provided with an upper positioning strip (32) and a lower positioning strip (33) which are of arc structures, and the positioning piece (3) is connected with the first cable (1) and the second cable (2) in a fixed connection mode through the upper positioning strip (32) and the lower positioning strip (33).
6. The temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable according to claim 5, characterized in that: go up location strip (32) with down location strip (33) all adopt elastic material to make, just go up location strip (32) with between the upper surface of positioning seat (31) with down location strip (33) with annular structure between the lower surface of positioning seat (31), first cable (1) is held tightly go up between location strip (32), second cable (2) are held tightly between location strip (33) down.
7. The temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable according to claim 6, characterized in that: the strengthening rib (4) adopt the patchcord to make, just the both ends fixed mounting of strengthening rib (4) are in both sides between positioning seat (31), pass through between setting element (3) strengthening rib (4) looks fixed connection, just setting element (3) with strengthening rib (4) all cladding are in the inside of comprehensive protection jacket layer (5).
8. The temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable according to claim 7, characterized in that: an elastic sheet (34) is clamped between the upper positioning strip (32) and the lower positioning strip (33) on one side of the positioning seat (31), a screw (35) is inserted into the elastic sheet (34), and one end of the screw (35) is in threaded connection with the positioning seat (31).
9. The temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable according to claim 8, characterized in that: a notch (36) is formed in each of the upper positioning strip (32) and one side of the lower positioning strip (33), two ends of each elastic sheet (34) are clamped in the notches (36), a threaded hole (37) is formed in the positioning seat (31) in the transverse direction, and one end of each screw (35) is in threaded connection with the corresponding threaded hole (37).
10. A processing technology of a temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable is characterized by comprising the following steps: the processing technology comprises the following steps:
the first cable (1) and the second cable (2) are processed, and the processing comprises the following steps:
firstly, coating mica powder on the surface of the electric conductor (7) made of an aluminum alloy material;
secondly, the electric conductor (7) is soft-twisted in a bundle shape on the outer side of the inner core (6), so that the electric conductor (7) is spirally distributed on the outer side of the inner core (6), and the inner lining layer (8) is coated on the outer side of the electric conductor (7) through an extrusion die;
thirdly, coating the insulating layer (9) outside the lining layer (8) through an extrusion die to form the first cable (1) and the second cable (2);
fourthly, carrying out irradiation crosslinking on the outer surfaces of the first cable (1) and the second cable (2) through an accelerator for standby;
step two, installing the processed first cable (1) and the processed second cable (2) on the positioning piece (3) and fixing the first cable and the second cable, wherein the method comprises the following steps:
clamping the first cable (1) in the upper positioning strip (32) and clamping the second cable (2) in the lower positioning strip (33);
adjusting the position of the positioning piece (3) to enable the positioning piece (3) to slide on the first cable (1) and the second cable (2) and enable the reinforcing rib (4) to be straightened, so that the first cable (1) and the second cable (2) are in a parallel state;
thirdly, fixing the positioning piece (3), screwing the screw (35) tightly, so that one end of the screw (35) is screwed into the threaded hole (37), the screw (35) drives the elastic sheet (34) to move, and the elastic sheet (34) deforms,
so that the elastic sheet (34) exerts a pushing force on the upper positioning strip (32) and the lower positioning strip (33) to enable the upper positioning strip (32) to clasp the first cable (1),
the lower positioning strip (33) tightly holds the second cable (2);
step three, it is right synthesize protection jacket (5) and install, will fix a position first cable (1) with second cable (2) become the parallel state and pass through the crowded package one deck of mould low smoke and zero halogen polyolefin (51), then carry out the irradiation crosslinking, after carrying out the irradiation crosslinking, carry out crowded package one deck through the mould again outer protective layer (52), and right outer protective layer (52) carry out the irradiation crosslinking once more, form the parallel photovoltaic cable of temperature resistant high conductivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210412284.XA CN114974678A (en) | 2022-04-19 | 2022-04-19 | Temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and processing technology thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210412284.XA CN114974678A (en) | 2022-04-19 | 2022-04-19 | Temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and processing technology thereof |
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| CN114974678A true CN114974678A (en) | 2022-08-30 |
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| CN202210412284.XA Pending CN114974678A (en) | 2022-04-19 | 2022-04-19 | Temperature-resistant high-conductivity aluminum alloy conductor parallel photovoltaic cable and processing technology thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116884687A (en) * | 2023-08-03 | 2023-10-13 | 河南华东电缆股份有限公司 | High tensile strength's fire-retardant fire-resistant cable |
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2022
- 2022-04-19 CN CN202210412284.XA patent/CN114974678A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116884687A (en) * | 2023-08-03 | 2023-10-13 | 河南华东电缆股份有限公司 | High tensile strength's fire-retardant fire-resistant cable |
| CN116884687B (en) * | 2023-08-03 | 2024-01-30 | 河南华东电缆股份有限公司 | High tensile strength's fire-retardant fire-resistant cable |
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