CN207319770U - A kind of low-voltage armored power cable - Google Patents
A kind of low-voltage armored power cable Download PDFInfo
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- CN207319770U CN207319770U CN201721816455.6U CN201721816455U CN207319770U CN 207319770 U CN207319770 U CN 207319770U CN 201721816455 U CN201721816455 U CN 201721816455U CN 207319770 U CN207319770 U CN 207319770U
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- restrictive coating
- inner restrictive
- power cable
- filling support
- layer
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Abstract
The utility model discloses a kind of low-voltage armored power cable, including inner restrictive coating, the inner restrictive coating inner periphery is uniformly arranged conductor wire core, insulating layer is coated with the outside of the conductor wire core, the inner restrictive coating inside center sets center-filled body, the inner restrictive coating inside circumference is uniformly arranged filling support, the filling support is staggeredly arranged at intervals with the conductor wire core, restraint strap is all connected between the center-filled body and filling support, aluminium alloy armored layer is coated with the outside of the inner restrictive coating, the aluminium alloy armored layer is uniformly arranged the limiting through hole of radial direction, external sheath layer is coated with the outside of the aluminium alloy armored layer；The utility model sets armouring, filling support and restraint strap, has good anti-impact, resistance to compression and tensile property, good structural stability, excellent electric property, heat aging property, environmental stress resistance and ability resistant to chemical etching；The utility model have it is simple in structure, it is easy to use, from laying drop limitation, the advantages of transmission capacity is big.
Description
Technical field
The utility model belongs to cable machinery technical field, and in particular to a kind of low-voltage armored power cable.
Background technology
Armouring is that the outer one floor height intensity material of bread of cable core is used for protecting cable, to prevent pounding, pressing, racking cable sheath
Damage core causes a kind of protective layer of short circuit afterwards.Cable strengthens the mechanical performances such as tensile strength, compression strength plus armor,
Have the function that to prolong the service life and mouse bite preventing at the same time.Common armoring material has steel band, steel wire, aluminium strip, aluminum pipe etc., armouring
Layer has high permeability, can make armored cable directly buried installation and from poling, it is and good and cheap more in practice.Armouring electricity
Cable mechanical protection layer may be added on the cable of any structure, to increase the mechanical strength of cable, improve erosion prevention, be for
Erodible regional and design the telephone cable easily by mechanical damage and extremely.Any of which can be used to lay, it is more suitable
Directly buried installation for Rock Region.Armored cable is usually fixed power cable laying, it is popular for be just integrally fixed at one
Place and do not move substantially, power line transmission electric energy.Cable adds the purpose of armor except the above, and it is strong can also to strengthen tension
The mechanical protections such as degree, compression strength prolong the service life.Armouring has certain external force resistance performance, can also watch out for mouse and tear
Sting, be unlikely to cause power transmission problem through armouring, the bending radius of armouring is big, and armor can be grounded, and protects cable.
There are many deficiencies for existing armored cable：Filler support force difference causes sheathed structure yielding, sheathed structure and the construction of cable
Associativity is poor, and sheathed structure expends vast resources, and cost is excessive.
Utility model content
The purpose of the utility model is to provide a kind of low-voltage armored power cable, have simple in structure, stability is strong, into
The advantages of this is low, good flame resistance.
To achieve the above object, the utility model provides following technical solution：A kind of low-voltage armored power cable, including it is interior
Restrictive coating, the inner restrictive coating inner periphery is uniformly arranged conductor wire core, insulating layer is coated with the outside of the conductor wire core, described
Inner restrictive coating inside center sets center-filled body, and the inner restrictive coating inside circumference is uniformly arranged filling support, the filling support
Staggeredly it is arranged at intervals with the conductor wire core, restraint strap, the inner sheath is all connected between the center-filled body and filling support
Layer outside is coated with aluminium alloy armored layer, and the aluminium alloy armored layer is uniformly arranged the limiting through hole of radial direction, the aluminium alloy armour
External sheath layer is coated with the outside of dress layer.
Preferably, the insulating layer material is crosslinked polyethylene.
Preferably, the inner restrictive coating and jacket material are polyvinyl chloride.
Preferably, the filling support includes cylindrical portion, and cylindrical portion is bonded two adjacent insulating layers, and cylindrical portion sets filling
Hole, fills and filler is set in hole, and cylindrical portion side connection curved portion, curved portion is bonded the medial surface of inner restrictive coating.
Preferably, the quantity all same of the filling support, conductor wire core and restraint strap.
Preferably, the quantity of the filling support, conductor wire core and restraint strap is 3.
Preferably, the filler is flame retardant filler.
Compared with prior art, the beneficial effects of the utility model are as follows：
The utility model sets armouring, filling support and restraint strap, has good anti-impact, resistance to compression and tensile property, well
Structural stability, excellent electric property, heat aging property, environmental stress resistance and ability resistant to chemical etching；
The utility model have it is simple in structure, it is easy to use, from laying drop limitation, the advantages of transmission capacity is big.
The utility model is firm in structure, globality is strong, associativity is good, stability is strong, economize on resources, cost is relatively low, and has
There is excellent fire resistance.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the aluminium alloy armored layer schematic diagram of the utility model.
In figure：1 conductor wire core, 2 insulating layers, 3 filling supports, 4 center-filled bodies, 5 restraint straps, 6 inner restrictive coatings, 7 aluminium alloys
Armor, 8 limiting through hole, 9 external sheath layers, 10 fillers.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1 and Fig. 2, the present embodiment provides a kind of low-voltage armored power cable, including inner restrictive coating 6, it is described in
6 inner periphery of restrictive coating is uniformly arranged conductor wire core 1, and the outside of conductor wire core 1 is coated with insulating layer 2, the inner restrictive coating 6
Inside center sets center-filled body 4, and 6 inside circumference of inner restrictive coating is uniformly arranged filling support 3, the filling support 3 and institute
State conductor wire core 1 to be staggeredly arranged at intervals, restraint strap 5, the inner sheath are all connected between the center-filled body 4 and filling support 3
The outside of layer 6 is coated with aluminium alloy armored layer 7, and the aluminium alloy armored layer 7 is uniformly arranged the limiting through hole 8 of radial direction, and the aluminium closes
The golden outside of armor 7 is coated with external sheath layer 9.
Wherein, 2 material of insulating layer is crosslinked polyethylene；9 material of the inner restrictive coating 6 and external sheath layer is poly-
Vinyl chloride；The filling support 3 includes cylindrical portion, and cylindrical portion is bonded two adjacent insulating layers 2, and cylindrical portion sets filling hole, fills out
Setting filler 10 in hole, cylindrical portion side connection curved portion are filled, curved portion is bonded the medial surface of inner restrictive coating 6；The filling
The quantity of frame 3, conductor wire core 1 and restraint strap 5 is 3；The filler 10 is flame retardant filler.
The present embodiment using conductor wire core 1, insulating layer 2, filling support 3, center-filled body 4, restraint strap 5, inner restrictive coating 6,
Aluminium alloy armored layer 7, limiting through hole 8, the combining structure of external sheath layer 9 and filler 10, pass through filling support 3 and keep cable profile
The stabilization of structure, restraint strap 5 are bonded filling support 3, keep globality, and use the aluminium alloy armored layer 7 with limiting through hole 8, protect
While staying armouring advantage, make preferably connect combination between outer layer, globality is strong；In short, the utility model structure is hard
Gu, globality is strong, associativity is good, stability is strong, economize on resources, cost is relatively low, and there is excellent fire resistance.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of low-voltage armored power cable, including inner restrictive coating (6), it is characterised in that：Inner restrictive coating (6) inner periphery is equal
Even setting conductor wire core (1), is coated with insulating layer (2) on the outside of the conductor wire core (1), in inner restrictive coating (6) inside
The heart sets center-filled body (4), and inner restrictive coating (6) inside circumference is uniformly arranged filling support (3), the filling support (3) with
The conductor wire core (1) is staggeredly arranged at intervals, and restraint strap (5) is all connected between the center-filled body (4) and filling support (3),
Aluminium alloy armored layer (7) is coated with the outside of the inner restrictive coating (6), the aluminium alloy armored layer (7) is uniformly arranged the limit of radial direction
Position through hole (8), aluminium alloy armored layer (7) outside are coated with external sheath layer (9).
A kind of 2. low-voltage armored power cable according to claim 1, it is characterised in that：Insulating layer (2) material is
Crosslinked polyethylene.
A kind of 3. low-voltage armored power cable according to claim 1, it is characterised in that：The inner restrictive coating (6) and outer
Restrictive coating (9) material is polyvinyl chloride.
A kind of 4. low-voltage armored power cable according to claim 1, it is characterised in that：The filling support (3) includes circle
Column portion, cylindrical portion are bonded two adjacent insulating layers (2), and cylindrical portion sets filling hole, fills and filler (10) is set in hole, circle
Column portion side connects curved portion, the medial surface of curved portion fitting inner restrictive coating (6).
A kind of 5. low-voltage armored power cable according to claim 4, it is characterised in that：The filling support (3), conductor wire
The quantity all same of core (1) and restraint strap (5).
A kind of 6. low-voltage armored power cable according to claim 5, it is characterised in that：The filling support (3), conductor wire
The quantity of core (1) and restraint strap (5) is 3.
A kind of 7. low-voltage armored power cable according to claim 4, it is characterised in that：The filler (10) is fire-retardant
Filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721816455.6U CN207319770U (en) | 2017-12-22 | 2017-12-22 | A kind of low-voltage armored power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721816455.6U CN207319770U (en) | 2017-12-22 | 2017-12-22 | A kind of low-voltage armored power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207319770U true CN207319770U (en) | 2018-05-04 |
Family
ID=62401038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721816455.6U Active CN207319770U (en) | 2017-12-22 | 2017-12-22 | A kind of low-voltage armored power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207319770U (en) |
-
2017
- 2017-12-22 CN CN201721816455.6U patent/CN207319770U/en active Active
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