CN209168811U - A kind of resist bending insulation DC electric cable - Google Patents
A kind of resist bending insulation DC electric cable Download PDFInfo
- Publication number
- CN209168811U CN209168811U CN201920194263.9U CN201920194263U CN209168811U CN 209168811 U CN209168811 U CN 209168811U CN 201920194263 U CN201920194263 U CN 201920194263U CN 209168811 U CN209168811 U CN 209168811U
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- China
- Prior art keywords
- octagon
- rubber sleeve
- sleeve
- rubber
- steel wire
- Prior art date
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Abstract
The utility model discloses a kind of resist bending insulation DC electric cables, including copper core stranded conductor, the copper core stranded conductor is provided with more, and external insulation sleeve is enclosed on the outside of more copper core stranded conductors, the outer sheath of the external insulation sleeve is equipped with rubber sleeve in octagon, eight sides of rubber sleeve laterally offer steel wire rope groove in the octagon, and wirerope is placed in steel wire rope groove, and the outer sheath of rubber sleeve is equipped with octagon outer rubber set in the octagon；The resist bending insulation DC electric cable, by being arranged rubber sleeve and octagon outer rubber set in octagon on the outside of cable, enable to cable in curved situation, straight state can quickly be restored, the each flexible steel cable being arranged between rubber sleeve and octagon outer rubber set in cooperation octagon, it can prevent cable from the phenomenon that deforming or being broken occur, bending resistance enhancing has good promotion effect.
Description
Technical field
The utility model relates to field of cable technology, specially a kind of resist bending insulation DC electric cable.
Background technique
Power cable is the cable for being used for transmission and distributing electric energy, and power cable is usually used in Urban Underground power grid, power station
Lead line, industrial and mining enterprises' in-line power and mistake river sea submarine transmission line；If most of power cables are long-term in the prior art
When in bending state, then easily deforms and be even broken, resistance to bend(ing) can be poor, for this purpose, it is proposed that a kind of resist bending direct current
Power cable.
Summary of the invention
The purpose of this utility model is to provide a kind of resist bending insulation DC electric cables, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of resist bending insulation DC electric cable, including
Copper core stranded conductor, the copper core stranded conductor is provided with more, and is enclosed with external insulation on the outside of more copper core stranded conductors
The outer sheath of set, the external insulation sleeve is equipped with rubber sleeve in octagon, and rubber sleeve inner wall and external insulation sleeve outer wall in octagon
Joint place be to be adhesively fixed, filled out at the gap generated between rubber sleeve inner wall and external insulation sleeve outer wall in the octagon
Filled with fireproof filling material, eight sides of rubber sleeve laterally offer steel wire rope groove in the octagon, put in steel wire rope groove
It is equipped with wirerope, eight wirerope are fixed in steel wire rope groove by multiple soft aluminium sets that compartment is tied up, rubber in the octagon
The outer sheath of gum cover is equipped with octagon outer rubber set, in octagon outer rubber set inner wall and octagon the outer wall of rubber sleeve it
Between fixed by gluing.
Preferably, the thickness of rubber sleeve is equal with the thickness that octagon outer rubber covers in the octagon, the octagon
The gap width generated between interior rubber sleeve and octagon outer rubber set is less than 2mm.
Preferably, rubber sleeve is equal in length in the steel wire rope groove, the length of flexible steel cable and octagon, the steel
The depth of cord slot is the half of rubber sleeve thickness in octagon, and the half of the flexible steel cable diameter is located at steel
In cord slot.
Preferably, the distance between two neighboring described soft aluminium set is no more than 200mm, and the thickness of the soft aluminium set is
2-3mm, width at least 2mm.
Compared with prior art, the utility model has the beneficial effects that the structure design of the utility model is reasonable, the resist bending
Insulation DC electric cable enables to cable by being arranged rubber sleeve and octagon outer rubber set in octagon on the outside of cable
It in curved situation, can quickly restore straight state, cooperate in octagon between rubber sleeve and octagon outer rubber set
The each flexible steel cable being arranged, can prevent cable from the phenomenon that deforming or being broken occur, and bending resistance enhancing has good
Promotion effect.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is that the utility model octagon outer rubber covers schematic diagram.
In figure: copper core stranded conductor 1, external insulation sleeve 2, rubber sleeve 3 in octagon, fireproof filling material 4, flexible steel cable 5, soft
Aluminium set 6, octagon outer rubber cover 7, steel wire rope groove 8.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-Fig. 2 is please referred to, the utility model provides a kind of technical solution: a kind of resist bending insulation DC electric cable, including
Copper core stranded conductor 1, copper core stranded conductor 1 is provided with more, and the outside of more copper core stranded conductors 1 is enclosed with external insulation sleeve
2, the outer sheath of external insulation sleeve 2 is equipped with rubber sleeve 3 in octagon, and 3 inner wall of rubber sleeve and 2 outer wall of external insulation sleeve in octagon
Joint place is to be adhesively fixed, and is filled at the gap generated between 2 outer wall of 3 inner wall of rubber sleeve and external insulation sleeve in octagon
Fireproof filling material 4, eight sides of rubber sleeve 3 laterally offer steel wire rope groove 8 in octagon, are placed in steel wire rope groove 8
Wirerope 5, rubber sleeve 3 is equal in length in steel wire rope groove 8, the length of flexible steel cable 5 and octagon, the depth of steel wire rope groove 8
Degree is the half of 3 thickness of rubber sleeve in octagon, and the half of 5 diameter of flexible steel cable is located in steel wire rope groove 8, and eight
Root wirerope 5 is fixed in steel wire rope groove 8 by multiple soft aluminium sets 6 that compartment is tied up, the distance between two neighboring soft aluminium set 6
It is no more than 200mm, the thickness of soft aluminium set 6 is 2-3mm, width at least 2mm, the outer sheath of rubber sleeve 3 in octagon
Equipped with octagon outer rubber set 7, octagon outer rubber, which covers in 7 inner walls and octagon, passes through gluing between the outer wall of rubber sleeve 3
Fixed, the thickness of rubber sleeve 3 is equal with the thickness of octagon outer rubber set 7 in octagon, rubber sleeve 3 and octagon in octagon
The gap width generated between outer rubber set 7 is less than 2mm；The resist bending insulation DC electric cable, by being arranged on the outside of cable
Rubber sleeve 3 and octagon outer rubber set 7, enable to cable in curved situation, can quickly restore straight in octagon
State, cooperate in octagon each flexible steel cable 5 for being arranged between rubber sleeve 3 and octagon outer rubber set 7, electricity can be prevented
There is the phenomenon that deforming or being broken, bending resistance enhancing in cable.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of resist bending insulation DC electric cable, including copper core stranded conductor (1), the copper core stranded conductor (1) is provided with more
Root, and external insulation sleeve (2) are enclosed on the outside of more copper core stranded conductors (1), it is characterised in that: the external insulation sleeve (2)
Outer sheath be equipped with octagon in rubber sleeve (3), and in octagon rubber sleeve (3) inner wall and external insulation sleeve (2) outer wall joint place
It is to be adhesively fixed, is filled at the gap generated between rubber sleeve (3) inner wall and external insulation sleeve (2) outer wall in the octagon
Have fireproof filling material (4), eight sides of rubber sleeve (3) laterally offer steel wire rope groove (8), steel wire rope groove in the octagon
(8) it is placed in flexible steel cable (5), eight flexible steel cables (5) are fixed on steel wire by multiple soft aluminium sets (6) that compartment is tied up
In rope groove (8), the outer sheath of rubber sleeve (3) is equipped with octagon outer rubber set (7), the octagon outer rubber in the octagon
It is fixed by gluing between the outer wall of rubber sleeve (3) in set (7) inner wall and octagon.
2. a kind of resist bending insulation DC electric cable according to claim 1, it is characterised in that: rubber sleeve in the octagon
(3) thickness is equal with the thickness of octagon outer rubber set (7), rubber sleeve (3) and octagon outer rubber set in the octagon
(7) gap width generated between is less than 2mm.
3. a kind of resist bending insulation DC electric cable according to claim 1, it is characterised in that: the steel wire rope groove (8), soft
Rubber sleeve (3) are equal in length in the length and octagon of wirerope (5), and the depth of the steel wire rope groove (8) is eight sides
The half of the half of rubber sleeve (3) thickness in shape, flexible steel cable (5) diameter is located in steel wire rope groove (8).
4. a kind of resist bending insulation DC electric cable according to claim 1, it is characterised in that: the two neighboring soft aluminium set
The distance between (6) it is no more than 200mm, the thickness of the soft aluminium set (6) is 2-3mm, width at least 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920194263.9U CN209168811U (en) | 2019-02-13 | 2019-02-13 | A kind of resist bending insulation DC electric cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920194263.9U CN209168811U (en) | 2019-02-13 | 2019-02-13 | A kind of resist bending insulation DC electric cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209168811U true CN209168811U (en) | 2019-07-26 |
Family
ID=67329067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920194263.9U Expired - Fee Related CN209168811U (en) | 2019-02-13 | 2019-02-13 | A kind of resist bending insulation DC electric cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209168811U (en) |
-
2019
- 2019-02-13 CN CN201920194263.9U patent/CN209168811U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20220213 |