CN203858900U - Durable cable - Google Patents

Durable cable Download PDF

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Publication number
CN203858900U
CN203858900U CN201420253017.3U CN201420253017U CN203858900U CN 203858900 U CN203858900 U CN 203858900U CN 201420253017 U CN201420253017 U CN 201420253017U CN 203858900 U CN203858900 U CN 203858900U
Authority
CN
China
Prior art keywords
heat
protective layer
external protection
insulated conductor
conduction ring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420253017.3U
Other languages
Chinese (zh)
Inventor
倪树稳
倪爱光
倪杰瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yueqing City Weir Dragon High Temperature Cable Co Ltd
Original Assignee
Yueqing City Weir Dragon High Temperature Cable Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yueqing City Weir Dragon High Temperature Cable Co Ltd filed Critical Yueqing City Weir Dragon High Temperature Cable Co Ltd
Priority to CN201420253017.3U priority Critical patent/CN203858900U/en
Application granted granted Critical
Publication of CN203858900U publication Critical patent/CN203858900U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a durable cable which comprises an insulating conductor, an internal protection layer, and an external protection layer. The internal protection layer wraps the insulating conductor, and the external protection layer wraps the internal protection layer. The insulating conductor is sleeved by a plurality of thermal conduction assemblies which pass through the internal protection layer and the external protection layer till the outside, and are tightly attached to the internal and external protection layers. The durable cable provided by the utility model can effectively transmit the heat generated by the insulating conductor to the outside through the arrangement of the thermal conduction assemblies. Moreover, the durable cable cannot enable the internal and external protection layers to lose efficacy, so the durable cable is enabled to be more durable.

Description

Durable cable
Technical field
The utility model relates to a kind of cable, relates in particular a kind of durable cable.
Background technology
The use of cable in electric power system very extensively, carrier as present electrical network, the cable using is length very, according to electrical principles, when the length of cable is longer, the internal resistance of himself also can be larger, due to very large of the internal resistance of cable, so when cable is alive, in the process of passing through, cable itself will produce a large amount of heats, and general circuit has and has three layers, insulated conductor, inner protective layer and external protection, setting due to inner protective layer and external protection, the amount of heat that insulated conductor produces cannot well distribute, easily burn, make cable durable not, if in getting rid of, external protection, inner like this insulated conductor with regard to exposed in the external world, also very easily damage, make cable not reach durable effect.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of durable cable.
For achieving the above object; the utility model provides following technical scheme: a kind of durable cable; comprise insulated conductor, inner protective layer and external protection; described inner protective layer wrap insulate wire; external protection parcel inner protective layer; on described insulated conductor, be arranged with several heat-conductive assemblies, described heat-conductive assembly is extremely extraneous through inner protective layer and external protection, and fits tightly with inner protective layer and external protection.
By adopting technique scheme; be connected with when cable inside electric current time; on insulated conductor, will produce a large amount of heats; at this moment heat will be delivered on heat-conductive assembly; heat-conductive assembly will cross inner protective layer and external protection is delivered to the external world by this heat, by the setting of heat-conductive assembly, just can effectively reach the dissipation of heat that insulated conductor is produced and go out; and also can not make inner protective layer and external protection lose efficacy, greatly increase the durable degree of cable.
The utility model is further set to: described heat-conductive assembly comprises heat conduction ring, and described heat conduction ring is set on insulated conductor, and extremely extraneous through inner protective layer and external protection, and the end face of described heat conduction ring and inner protective layer and external protection fit tightly.
On the side that described heat conduction ring contacts with the external world, establish and be evenly distributed with several fin.
Described fin and heat conduction ring removably connect.
By adopting technique scheme, heat conduction ring can well wrap insulated conductor, can be delivered to the external world by the omnibearing heat that insulated conductor is produced, and fall by the dissipation of heat that can better insulated conductor be delivered on heat conduction ring that arranges of fin, increased the heat transference efficiency of heat conduction ring, when fin damages, only fin need to have been disassembled from heat conduction ring, then change new, convenience very.
Accompanying drawing explanation
Fig. 1 is the cutaway view of durable cable of the present utility model;
Fig. 2 is the sectional view of durable cable of the present utility model;
Fig. 3 is the enlarged drawing of A portion in Fig. 1.
In figure: 1, heat conduction ring; 2, insulated conductor; 3, fin; 4, external protection; 5, inner protective layer.
Embodiment
Shown in Fig. 3; a kind of durable cable of the present embodiment; comprise insulated conductor 2, inner protective layer 5 and external protection 4; described inner protective layer 5 wrap insulate wires 2; external protection 4 parcel inner protective layers 5; on described insulated conductor 2, be arranged with several heat-conductive assemblies, described heat-conductive assembly, and fits tightly with inner protective layer 5 and external protection 4 to the external world through inner protective layer 5 and external protection 4.
By adopting technique scheme, while having electric current to pass through in insulated conductor 2, effect due to internal resistance, electric current will produce a large amount of heats in the interior acting of insulated conductor 2, will arrive the surface of insulated conductor 2, and at this moment because heat-conductive assembly is set on insulated conductor 2, so the heat arriving on insulated conductor 2 will be delivered on heat-conductive assembly, along heat-conductive assembly, be delivered to the external world afterwards, reach a heat that insulated conductor 2 is produced and be delivered to extraneous effect, effectively avoided insulated conductor 2 because the problem of burning appears in excess Temperature.
Described heat-conductive assembly comprises heat conduction ring 1, and described heat conduction ring 1 is set on insulated conductor 2, and through inner protective layer 5 and external protection 4 to the external world, the end face of described heat conduction ring 1 and inner protective layer 5 and external protection 4 fit tightly.
By adopting technique scheme, heat conduction ring 1 can well wrap insulated conductor 2, can be delivered to the external world by the omnibearing heat that insulated conductor 2 is produced, simultaneously because the end face of heat conduction ring 1 and inner protective layer 5 and external protection 4 fit tightly, so just there will not be the problem because of sealing to cause inner protective layer 5 and external protection 4 to lose efficacy, reduce the durable degree of cable, here the heat conduction ring 1 that used is metal heat-conducting ring 1, because metal material has good thermal conductivity, as iron, the metals such as aluminium, and the end face of the heat conduction ring here 1 is connected by adhesive with external protection 4 with inner protective layer 5, or inner protective layer 5 and external protection 4 are embedded in heat conduction ring 1, so just can effectively prevent that sealing from going wrong.
On the side that described heat conduction ring 1 contacts with the external world, establish and be evenly distributed with several fin 3.
By adopting technique scheme, the setting of fin 3, can effectively increase the contact-making surface of heat conduction ring 1 and air, can effectively increase heat conduction ring 1 by dissipation of heat to extraneous efficiency.
Described fin 3 removably connects with heat conduction ring 1.
By adopting technique scheme, here fin 3 is threaded connection with heat conduction ring 1, like this when needs are pulled down fin 3, only need to unscrew fin 3, when fin 3 is installed, only need to screw convenience very, certainly be not limited only to here be threaded, fin 3 can also reach by the form of clamping an effect removably connecting with heat conduction ring 1.
The utlity model has following advantage: by the setting of heat-conductive assembly, the heat that just can effectively insulated conductor 2 be sent is delivered to the external world, also can not make inside and outside protective layer 4 lose efficacy, make cable seem more durable; While having electric current to pass through in insulated conductor 2, effect due to internal resistance, electric current will produce a large amount of heats in the interior acting of insulated conductor 2, will arrive the surface of insulated conductor 2, and at this moment because heat-conductive assembly is set on insulated conductor 2, so the heat arriving on insulated conductor 2 will be delivered on heat-conductive assembly, along heat-conductive assembly, be delivered to the external world afterwards, reach a heat that insulated conductor 2 is produced and be delivered to extraneous effect, effectively avoided insulated conductor 2 because the problem of burning appears in excess Temperature.
The above is only preferred implementation of the present utility model, and protection range of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.

Claims (4)

1. a durable cable; comprise insulated conductor, inner protective layer and external protection; described inner protective layer wrap insulate wire; external protection parcel inner protective layer; it is characterized in that: on described insulated conductor, be arranged with several heat-conductive assemblies; described heat-conductive assembly is extremely extraneous through inner protective layer and external protection, and fits tightly with inner protective layer and external protection.
2. durable cable according to claim 1; it is characterized in that: described heat-conductive assembly comprises heat conduction ring; described heat conduction ring is set on insulated conductor, and extremely extraneous through inner protective layer and external protection, and the end face of described heat conduction ring and inner protective layer and external protection fit tightly.
3. durable cable according to claim 2, is characterized in that: described heat conduction ring is evenly distributed with several fin with on the extraneous side contacting.
4. durable cable according to claim 3, is characterized in that: described fin and heat conduction ring removably connect.
CN201420253017.3U 2014-05-16 2014-05-16 Durable cable Expired - Fee Related CN203858900U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420253017.3U CN203858900U (en) 2014-05-16 2014-05-16 Durable cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420253017.3U CN203858900U (en) 2014-05-16 2014-05-16 Durable cable

Publications (1)

Publication Number Publication Date
CN203858900U true CN203858900U (en) 2014-10-01

Family

ID=51608743

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420253017.3U Expired - Fee Related CN203858900U (en) 2014-05-16 2014-05-16 Durable cable

Country Status (1)

Country Link
CN (1) CN203858900U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109786021A (en) * 2019-02-12 2019-05-21 江苏长城电缆有限公司 Strong smart grid digital transformer substation adverse circumstances special cable
CN111145950A (en) * 2020-01-08 2020-05-12 河北万方线缆集团有限公司 Anti-corrosion fireproof cable
CN111244649A (en) * 2020-02-19 2020-06-05 蚌埠普源电气科技有限公司 Insulating terminal and high-voltage switch thereof
CN111768914A (en) * 2020-06-19 2020-10-13 王保林 Thermal shrinkage and cold expansion type self-on-off cable sheath

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109786021A (en) * 2019-02-12 2019-05-21 江苏长城电缆有限公司 Strong smart grid digital transformer substation adverse circumstances special cable
CN109786021B (en) * 2019-02-12 2020-04-10 江苏长城电缆有限公司 Special cable for severe environment of strong intelligent power grid digital transformer substation
CN111145950A (en) * 2020-01-08 2020-05-12 河北万方线缆集团有限公司 Anti-corrosion fireproof cable
CN111244649A (en) * 2020-02-19 2020-06-05 蚌埠普源电气科技有限公司 Insulating terminal and high-voltage switch thereof
CN111244649B (en) * 2020-02-19 2021-04-20 东莞市通贝电力实业有限公司 Insulating terminal and high-voltage switch thereof
CN111768914A (en) * 2020-06-19 2020-10-13 王保林 Thermal shrinkage and cold expansion type self-on-off cable sheath

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141001

Termination date: 20190516

CF01 Termination of patent right due to non-payment of annual fee