CN206685176U - Abrasion resistant fire blocking type power cable - Google Patents
Abrasion resistant fire blocking type power cable Download PDFInfo
- Publication number
- CN206685176U CN206685176U CN201720287818.5U CN201720287818U CN206685176U CN 206685176 U CN206685176 U CN 206685176U CN 201720287818 U CN201720287818 U CN 201720287818U CN 206685176 U CN206685176 U CN 206685176U
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- core
- power cable
- wrapped belt
- support column
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Abstract
The utility model discloses a kind of abrasion resistant fire blocking type power cable, including main core body and from-inner-to-outer are coated on flame retardant coating, the first flame-retardant layer, steel wire armor layer, the second flame-retardant layer, the wear-resistant protecting layer outside main core body successively；The main core body include internal supporting-core frame and around internal supporting-core frame arrangement several lead core, several dividing walls that the internal supporting-core frame has middle support column and radially extended radially outward from middle support column the week side of boss face, formed with the accommodating cavity that core is led for placing one by one between adjacent spacer walls；The outer end of dividing wall is connected with arc retaining wall, and the periphery of the internal supporting-core frame is wound with wrapped belt, and the wrapped belt is limited to arc retaining wall outer surface；The outside of the wrapped belt is coated with insulation inner restrictive coating, and flame retardant coating is formed at the periphery of insulation inner restrictive coating.Thereby, the fire resistance, wearability and anti-flammability of power cable are effectively increased, extends product service life, expands the scope of application of product.
Description
Technical field
Power cable art is the utility model is related to, refers in particular to a kind of abrasion resistant fire blocking type power cable.
Background technology
Power cable is mainly used in transmitting and distributes the cable of electric energy, and it is usually used in Urban Underground power network, power station is drawn
Go out submarine transmission line of circuit, the in-line power of industrial and mining enterprises and crossing river and sea etc..In power circuit, the ratio shared by cable
Weight just gradually increase, power cable be power system master in circuit to transmit and distribute the cable of high-power power production
Product, including 1-500KV and any of the above voltage class, the power cable of various insulation.
In fire resistant flame retardant, wear-resisting etc. Shortcomings, present patent application, applicant grinds traditional power cable meticulously
A kind of new power cable structure is studied carefully, it is designed by each layer special construction, effectively improves the abrasion resistant fire blocking of power cable
Performance.
Utility model content
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide a kind of wear-resisting resistance to the utility model
Combustion type power cable, it effectively increases the fire resistance of power cable, wearability and anti-flammability, extends product service life,
Expand the scope of application of product.
To achieve the above object, the utility model is using following technical scheme：
A kind of abrasion resistant fire blocking type power cable, include main core body and from-inner-to-outer be coated on successively it is resistance to outside main core body
Fire bed, the first flame-retardant layer, steel wire armor layer, the second flame-retardant layer, wear-resistant protecting layer；
Wherein, the main core body include internal supporting-core frame and around internal supporting-core frame arrangement several lead core, institute
State several that internal supporting-core frame has middle support column and radially extend radially outward from middle support column the week side of boss face
Dividing wall, formed with the accommodating cavity that core is led for placing one by one between adjacent spacer walls, lead core and be positioned in corresponding accommodating cavity；
The outer end of dividing wall is connected with arc retaining wall, and the arc retaining wall of all dividing walls is located on same circumference, the arc gear
Wall extends to the both sides of respective dividing wall；The periphery of the internal supporting-core frame is wound with wrapped belt, the wrapped belt by
It is limited to arc retaining wall outer surface；The outside of the wrapped belt is coated with insulation inner restrictive coating, and foregoing flame retardant coating is formed at insulation
The periphery of inner restrictive coating.
As a kind of preferred scheme, in the accommodating cavity, the outside for leading core is provided with filler, the filler is outward
Brace type is contacted with the inner side of wrapped belt.
As a kind of preferred scheme, in the accommodating cavity, the overall structure for strengthening power cable is further provided with
The stringer of intensity, the stringer are located at dividing wall and enclosed with arc retaining wall in the region of structure.
As a kind of preferred scheme, the anti-skidding insulation for leading core and including internal core and being coated on internal core periphery
Set, the outer surface of the anti-skidding insulation sleeve is formed with some asperities for being easy to contact with filler.
As a kind of preferred scheme, the wrapped belt includes any in the wrapped belt that blocks water, the wrapped belt of fire prevention
Kind is whole.
As a kind of preferred scheme, the middle support column is hollow posts, or, it is further in the inside of middle support column
It is provided with the embedded reinforcer for strengthening middle support column structural strength.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme understands that it mainly passes through main core body, flame retardant coating, the first flame-retardant layer, steel wire armor layer, the second flame-retardant layer and wear Protection
The special stratiform structure designs such as layer, the fire resistance, wearability and anti-flammability of power cable are effectively increased, extend product use
In the life-span, expand the scope of application of product；And the overall construction intensity of the power cable is increased dramatically, product resists
Folding endurance, durability are strengthened.
More clearly to illustrate architectural feature and effect of the present utility model, come below in conjunction with the accompanying drawings with specific embodiment pair
The utility model is described in detail.
Brief description of the drawings
Fig. 1 is the substantially cross section structure diagram of the embodiment of the utility model；
Fig. 2 be the utility model embodiment in internal supporting-core frame substantially cross section structure diagram.
Accompanying drawing identifier declaration：
10th, flame retardant coating 20, the first flame-retardant layer
30th, steel wire armor layer 40, the second flame-retardant layer
50th, wear-resistant protecting layer 60, internal supporting-core frame
61st, middle support column 611, embedded reinforcer
62nd, dividing wall 621, arc retaining wall
70th, core 71, internal core are led
72nd, anti-skidding insulation sleeve 81, filler
82nd, stringer 91, wrapped belt
92nd, insulate inner restrictive coating.
Embodiment
It refer to shown in Fig. 1 and Fig. 2, that show the concrete structure of the embodiment of the utility model, the wear-resisting resistance
Combustion type power cable, mainly include the flame retardant coating 10, first that main core body and from-inner-to-outer are coated on outside main core body successively and hinder
Fire layer 20, steel wire armor layer 30, the second flame-retardant layer 40, wear-resistant protecting layer 50.
Wherein, the main core body include internal supporting-core frame 60 and around internal supporting-core frame 60 arrangement several lead core
70, the internal supporting-core frame 60 has middle support column 61 and radially prolonged radially outward from the week side of boss face of middle support column 61
Several dividing walls 62 stretched.The middle support column 61 is hollow posts, or, further set in the inside of middle support column 61
It is equipped with the embedded reinforcer 611 for strengthening the structural strength of middle support column 61.
Formed with the accommodating cavity that core 70 is led for placing one by one between adjacent spacer walls 62, lead core 70 and be positioned over corresponding appearance
Put intracavitary；The outer end of dividing wall 62 is connected with arc retaining wall 621, and the arc retaining wall 621 of all dividing walls 62 is positioned at same
On circumference, the arc retaining wall 621 extends to the both sides of respective dividing wall 62；The periphery of the internal supporting-core frame 60 is wound with
Wrapped belt 91, the wrapped belt 91 are limited to the outer surface of arc retaining wall 621；The wrapped belt 91 include block water it is wrapped
Any of belt, the wrapped belt of fire prevention are whole.The outside of the wrapped belt 91 is coated with insulation inner restrictive coating 92, preceding
State the periphery that flame retardant coating 10 is formed at insulation inner restrictive coating 92.
In the accommodating cavity, the outside for leading core 70 is provided with filler 81, brace type contacts the filler 81 outward
In the inner side of wrapped belt 91.In the accommodating cavity, overall construction intensity for strengthening power cable is further provided with
Stringer 82, the stringer 82 are located at dividing wall 62 and enclosed with arc retaining wall 621 in the region of structure.It is described to lead core
70 include internal core 71 and are coated on the anti-skidding insulation sleeve 72 of the periphery of internal core 71, the appearance of the anti-skidding insulation sleeve 72
Face is formed with some asperities for being easy to contact with filler 81.
In summary, design focal point of the present utility model is, it is mainly by main core body, flame retardant coating, first fire-retardant
The special stratiform structure design such as layer, steel wire armor layer, the second flame-retardant layer and wear-resistant protecting layer, effectively increases the resistance to of power cable
Fire, wearability and anti-flammability, product service life is extended, expand the scope of application of product；And the power cable
Overall construction intensity is increased dramatically, and the fold resistance of product, durability are strengthened.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Any restrictions, therefore every any trickle amendment made according to the technical essence of the utility model to above example, equivalent change
Change and modification, in the range of still falling within technical solutions of the utility model.
Claims (6)
- A kind of 1. abrasion resistant fire blocking type power cable, it is characterised in that：Include main core body and from-inner-to-outer is coated on main core successively Flame retardant coating, the first flame-retardant layer, steel wire armor layer, the second flame-retardant layer, wear-resistant protecting layer outside body；Wherein, the main core body includes internal supporting-core frame and leads core around several of internal supporting-core frame arrangement, it is described in Portion's supporting-core frame has middle support column and several isolation radially extended radially outward from middle support column the week side of boss face Wall, formed with the accommodating cavity that core is led for placing one by one between adjacent spacer walls, lead core and be positioned in corresponding accommodating cavity；Isolation The outer end of wall is connected with arc retaining wall, and the arc retaining wall of all dividing walls is located on same circumference, and the arc retaining wall prolongs Extend the both sides of respective dividing wall；The periphery of the internal supporting-core frame is wound with wrapped belt, and the wrapped belt is limited to Arc retaining wall outer surface；The outside of the wrapped belt is coated with insulation inner restrictive coating, and foregoing flame retardant coating is formed in insulation and protected The periphery of jacket layer.
- 2. abrasion resistant fire blocking type power cable according to claim 1, it is characterised in that：In the accommodating cavity, in leading core Outside is provided with filler, and brace type is contacted with the inner side of wrapped belt to the filler outward.
- 3. abrasion resistant fire blocking type power cable according to claim 2, it is characterised in that：In the accommodating cavity, further set The stringer of the overall construction intensity for strengthening power cable is equipped with, the stringer is located at dividing wall and arc Retaining wall is enclosed in the region of structure.
- 4. abrasion resistant fire blocking type power cable according to claim 2, it is characterised in that：The core of leading includes internal core With the anti-skidding insulation sleeve for being coated on internal core periphery, the outer surface of the anti-skidding insulation sleeve is easy to and filler formed with some The asperity of contact.
- 5. abrasion resistant fire blocking type power cable according to claim 1, it is characterised in that：The wrapped belt, which includes, to block water Any of wrapped belt, the wrapped belt of fire prevention are whole.
- 6. abrasion resistant fire blocking type power cable according to claim 1, it is characterised in that：The middle support column is hollow Post, or, it is further provided with the embedded reinforcement for strengthening middle support column structural strength in the inside of middle support column Part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720287818.5U CN206685176U (en) | 2017-03-23 | 2017-03-23 | Abrasion resistant fire blocking type power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720287818.5U CN206685176U (en) | 2017-03-23 | 2017-03-23 | Abrasion resistant fire blocking type power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206685176U true CN206685176U (en) | 2017-11-28 |
Family
ID=60390901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720287818.5U Expired - Fee Related CN206685176U (en) | 2017-03-23 | 2017-03-23 | Abrasion resistant fire blocking type power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206685176U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108962465A (en) * | 2018-08-02 | 2018-12-07 | 安徽扬子线缆有限公司 | A kind of Wear-resistant, high-temperature resistant cable |
| CN109102939A (en) * | 2018-07-20 | 2018-12-28 | 安徽德源电缆集团有限公司 | A kind of charging pile abrasion resistant fire blocking insulated cable |
| CN109979659A (en) * | 2019-03-23 | 2019-07-05 | 扬州劳根电气有限公司 | Intelligent object data transmit charge bearing detecting cable |
| CN112712931A (en) * | 2020-12-19 | 2021-04-27 | 江苏泰祥电线电缆有限公司 | Flexible corrosion-resistant high-temperature cable and production process thereof |
| CN114758825A (en) * | 2022-03-23 | 2022-07-15 | 国动网络通信集团山东有限公司 | Outdoor long-distance laying high-strength communication cable |
-
2017
- 2017-03-23 CN CN201720287818.5U patent/CN206685176U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109102939A (en) * | 2018-07-20 | 2018-12-28 | 安徽德源电缆集团有限公司 | A kind of charging pile abrasion resistant fire blocking insulated cable |
| CN108962465A (en) * | 2018-08-02 | 2018-12-07 | 安徽扬子线缆有限公司 | A kind of Wear-resistant, high-temperature resistant cable |
| CN109979659A (en) * | 2019-03-23 | 2019-07-05 | 扬州劳根电气有限公司 | Intelligent object data transmit charge bearing detecting cable |
| CN112712931A (en) * | 2020-12-19 | 2021-04-27 | 江苏泰祥电线电缆有限公司 | Flexible corrosion-resistant high-temperature cable and production process thereof |
| CN114758825A (en) * | 2022-03-23 | 2022-07-15 | 国动网络通信集团山东有限公司 | Outdoor long-distance laying high-strength communication cable |
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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: 20171128 |