CN207573653U - A kind of invariable power is double to lead long-distance delivery accompanying-heat cable in parallel - Google Patents
A kind of invariable power is double to lead long-distance delivery accompanying-heat cable in parallel Download PDFInfo
- Publication number
- CN207573653U CN207573653U CN201721544221.0U CN201721544221U CN207573653U CN 207573653 U CN207573653 U CN 207573653U CN 201721544221 U CN201721544221 U CN 201721544221U CN 207573653 U CN207573653 U CN 207573653U
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- China
- Prior art keywords
- accompanying
- cable
- heat
- inserted sheet
- arc grafting
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Abstract
The utility model discloses a kind of invariable powers pair to lead long-distance delivery accompanying-heat cable in parallel, including accompanying-heat cable concatenation unit and cable blade connector；The accompanying-heat cable concatenation unit includes two alloy heat generating conductors being mutually parallel and two power supply power transmission conductors being mutually parallel, one end of two alloy heat generating conductors is connected with each other, and the other end of two alloy heat generating conductors connects two power supply power transmission conductors respectively；The cable blade connector includes connected slot and connection inserted sheet；The connected slot is provided with arc grafting groove, and the top and bottom of the arc grafting groove are both provided with arc grafting metal empiecement；The connection inserted sheet is provided with arc grafting sheet metal, and the spacing between the thickness of the arc grafting sheet metal and the arc grafting metal empiecement of the arc grafting groove top and bottom is equal.The utility model easily can carry out splicing wiring according to the practical heat tracing length of liquid conducting pipes to accompanying-heat cable.
Description
Technical field
The utility model is related to a kind of heating cable product technical field, particularly a kind of invariable power is double to lead length in parallel away from defeated
Send accompanying-heat cable.
Background technology
Heating cable is a kind of using electric power as the energy, carries out heating power using alloy resistance wire to reach heating or guarantor
The construction of cable product of temp effect；Heating cable is frequently utilized for the heat tracing of outdoor pipe circuit, avoids causing since temperature is too low
The liquid conducting pipes such as oil pipeline freeze there is a situation where conveying liquid.Due to liquids in general conveyance conduit total length compared with
Long, the electric current that Exothermal Alloys wire power connection end can be caused using the heating cable of single Exothermal Alloys conducting wire is excessive, it is therefore desirable to
Exothermal Alloys wire arrangements structure in parallel is led using double；Additionally due to the length of arrangement wire of liquid conducting pipes is not known, therefore
It usually needs to splice accompanying-heat cable when accompanying-heat cable is actually used.
Invention content
For overcome the deficiencies in the prior art, the utility model provides a kind of invariable power pair and leads long-distance delivery heat tracing in parallel
Cable easily can carry out splicing wiring according to the practical heat tracing length of liquid conducting pipes to accompanying-heat cable.
Technical solution is used by the utility model solves its technical problem：
A kind of invariable power is double to lead long-distance delivery accompanying-heat cable in parallel, including accompanying-heat cable concatenation unit and is set to described
The cable blade connector of accompanying-heat cable concatenation unit end；The accompanying-heat cable concatenation unit includes two conjunctions being mutually parallel
Golden hair heat conductor and two power supply power transmission conductors being mutually parallel, one end of two alloy heat generating conductors are connected with each other, and two
The other end of alloy heat generating conductor described in root connects two power supply power transmission conductors respectively；The cable blade connector includes
Connected slot and connection inserted sheet；The both ends of the connected slot are respectively slot connecting pin and slot fixing end, and the slot connects
It connecing end and is provided with arc grafting groove, the top and bottom of the arc grafting groove are both provided with arc grafting metal empiecement,
The slot fixing end is provided with slot connecting ring, and the arc grafting metal empiecement connects the slot connecting ring；The company
The both ends of patch piece are respectively inserted sheet connecting pin and inserted sheet fixing end, and the inserted sheet connecting pin is provided with arc grafting sheet metal,
The arc grafting metal empiecement of the thickness of the arc grafting sheet metal and the arc grafting groove top and bottom it
Between spacing it is equal, the inserted sheet fixing end is provided with inserted sheet connecting ring, and the arc grafting sheet metal connects the inserted sheet and connects
Wire loop.
As a further improvement of the above technical scheme, the both ends of the every power supply power transmission conductor connect an institute respectively
Connected slot and a connection inserted sheet are stated, and positioned at two power supply transmissions of electricity of described accompanying-heat cable concatenation unit one end
Conductor connects a connected slot and a connection inserted sheet respectively.
As a further improvement of the above technical scheme, the outside of the alloy heat generating conductor is enclosed with heatproof heat conductive insulating
Layer, the outside of the power supply power transmission conductor are enclosed with conductive protection insulating layer, and the outside of the conductive protection insulating layer is also wrapped up
There is conductive protection thermal insulation layer；The heatproof thermally conductive insulating layer is made of polytetrafluoroethylene material, and the conductive protection insulating layer is
Polyfluorinated ethylene material is made, and the conductive protection thermal insulation layer is wrapped up for asbestic blanket.
As a further improvement of the above technical scheme, the heatproof thermally conductive insulating layer and the conductive protection thermal insulation layer
Outside is enclosed with sizing lapping layer jointly, and the sizing lapping layer, which is that aramid insulating paper is wrapped, to be formed, outside the sizing lapping layer
Layer is enclosed with wear-resistance protective sleeve layer, and the wear-resistance protective sleeve layer is wrapped up for glass fabric.
As a further improvement of the above technical scheme, in the heatproof thermally conductive insulating layer and the conductive protection thermal insulation layer
Outside and positioned at it is described sizing lapping layer inside gap in be filled with heat conduction carbon fibre material.
Compared with prior art, the beneficial effects of the utility model are：
A kind of invariable power provided by the utility model is double to lead long-distance delivery accompanying-heat cable in parallel, each accompanying-heat cable splicing
Alloy heat generating conductor in unit is all that parallel connection is accessed in the supply line being made of two power supply power transmission conductors, therefore will not go out
The problem of now alloy heat generating conductor power connection end electric current is excessive, and can be easily according to the practical heat tracing length of liquid conducting pipes
Splicing wiring is carried out to accompanying-heat cable.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of double structure diagrams for leading long-distance delivery accompanying-heat cable in parallel of invariable power described in the utility model；
Fig. 2 is the structure diagram of cable blade connector described in the utility model；
Fig. 3 is the cross section structure schematic diagram of accompanying-heat cable concatenation unit described in the utility model.
Specific embodiment
Referring to figs. 1 to Fig. 3, Fig. 1 to Fig. 3 is the structure diagram of one specific embodiment of the utility model.
As shown in Figure 1 to Figure 3, a kind of invariable power is double leads long-distance delivery accompanying-heat cable in parallel, splices including accompanying-heat cable single
Member and the cable blade connector for being set to the accompanying-heat cable concatenation unit end；The accompanying-heat cable concatenation unit includes
Two alloy heat generating conductors 11 being mutually parallel and two power supply power transmission conductors 12 being mutually parallel, two alloy heat generatings are led
One end of body 11 is connected with each other, and the other end of two alloy heat generating conductors 11 connects two power supply power transmission conductors respectively
12；The cable blade connector includes connected slot 20 and connection inserted sheet 30；The both ends of the connected slot 20 are respectively to insert
Slot connecting pin 21 and slot fixing end 22, the slot connecting pin 21 are provided with arc grafting groove 23, and the arc grafting is recessed
The top and bottom of slot 23 are both provided with arc grafting metal empiecement 24, and the slot fixing end 22 is provided with slot connecting ring
25, the arc grafting metal empiecement 24 connects the slot connecting ring 25；The both ends of the connection inserted sheet 30 are respectively inserted sheet
Connecting pin 31 and inserted sheet fixing end 32, the inserted sheet connecting pin 31 are provided with arc grafting sheet metal 33, the arc grafting gold
Belong to the spacing between the thickness of piece 33 and the arc grafting metal empiecement 24 of 23 top and bottom of arc grafting groove
Equal, the inserted sheet fixing end 32 is provided with inserted sheet connecting ring 34, and the arc grafting sheet metal 33 connects the inserted sheet wiring
Ring 34.
As preference, the both ends of the every power supply power transmission conductor 12 connect a connected slot 20 and one respectively
A connection inserted sheet 30, and two power supply power transmission conductors 12 positioned at described accompanying-heat cable concatenation unit one end connect respectively
Connect a connected slot 20 and a connection inserted sheet 30.As preference, the outside of the alloy heat generating conductor 11
Heatproof thermally conductive insulating layer 13 is enclosed with, the outside of the power supply power transmission conductor 12 is enclosed with conductive protection insulating layer 14, described to lead
The outside of electricity protection insulating layer 14 is also enclosed with conductive protection thermal insulation layer 15；The heatproof thermally conductive insulating layer 13 is polytetrafluoroethylene (PTFE)
Material is made, and the conductive protection insulating layer 14 is made of polyfluorinated ethylene material, and the conductive protection thermal insulation layer 15 is asbestos
Felt wraps up.As preference, the outside of the heatproof thermally conductive insulating layer 13 and the conductive protection thermal insulation layer 15 is wrapped jointly
Sizing lapping layer 16 is wrapped with, the sizing lapping layer 16, which is that aramid insulating paper is wrapped, to be formed, the sizing 16 outer layer packet of lapping layer
Wear-resistance protective sleeve layer 17 is wrapped with, the wear-resistance protective sleeve layer 17 is wrapped up for glass fabric.As preference, it is led in the heatproof
The outside of thermal insulation layer 13 and the conductive protection thermal insulation layer 15 and positioned at it is described sizing lapping layer 16 inside gap in fill out
Filled with heat conduction carbon fibre material 18.
When a kind of invariable power pair of installation laying leads long-distance delivery accompanying-heat cable in parallel, by the two of the power supply power transmission conductor 12
End is fixedly connected respectively with the slot connecting ring 25 and the inserted sheet connecting ring 34, then passes through the connected slot 20
With the grafting of the connection inserted sheet 30, multiple accompanying-heat cable concatenation units is made to be linked to be an entirety, each heat tracing electricity
The alloy heat generating conductor 11 in cable concatenation unit is all the confession that access in parallel is made of two power supply power transmission conductors 12
In electric line, therefore be not in the problem of 11 power connection end electric current of alloy heat generating conductor is excessive, and the accompanying-heat cable is spelled
Order member can neatly adjust length according to actual needs.
The preferred embodiments of the present invention have been specifically described above, certainly, the utility model can also use with
The different form of the above embodiment, those skilled in the art are made without departing from the spirit of the present invention
Equivalent transformation or corresponding modification, should all fall within the protection scope of the present invention.
Claims (5)
1. a kind of invariable power is double to lead long-distance delivery accompanying-heat cable in parallel, it is characterised in that：Including accompanying-heat cable concatenation unit and set
It is placed in the cable blade connector of the accompanying-heat cable concatenation unit end；The accompanying-heat cable concatenation unit includes two mutually
Parallel alloy heat generating conductor（11）The power supply power transmission conductor being mutually parallel with two（12）, two alloy heat generating conductors
（11）One end be connected with each other, two alloy heat generating conductors（11）The other end connect respectively two it is described power supply transmission of electricity lead
Body（12）；The cable blade connector includes connected slot（20）With connection inserted sheet（30）；The connected slot（20）Two
End is respectively slot connecting pin（21）With slot fixing end（22）, the slot connecting pin（21）It is provided with arc grafting groove
（23）, the arc grafting groove（23）Top and bottom be both provided with arc grafting metal empiecement（24）, the slot consolidates
Fixed end（22）It is provided with slot connecting ring（25）, the arc grafting metal empiecement（24）Connect the slot connecting ring（25）；
The connection inserted sheet（30）Both ends be respectively inserted sheet connecting pin（31）With inserted sheet fixing end（32）, the inserted sheet connecting pin（31）
It is provided with arc grafting sheet metal（33）, the arc grafting sheet metal（33）Thickness and the arc grafting groove（23）Top
Face and the arc grafting metal empiecement of bottom surface（24）Between spacing it is equal, the inserted sheet fixing end（32）It is provided with inserted sheet
Connecting ring（34）, the arc grafting sheet metal（33）Connect the inserted sheet connecting ring（34）.
2. a kind of invariable power according to claim 1 is double to lead long-distance delivery accompanying-heat cable in parallel, it is characterised in that：Every institute
State power supply power transmission conductor（12）Both ends connect a connected slot respectively（20）With a connection inserted sheet（30）, and
Two power supply power transmission conductors positioned at described accompanying-heat cable concatenation unit one end（12）A connection is connected respectively to insert
Slot（20）With a connection inserted sheet（30）.
3. a kind of invariable power according to claim 1 is double to lead long-distance delivery accompanying-heat cable in parallel, it is characterised in that：The conjunction
Golden hair heat conductor（11）Outside be enclosed with heatproof thermally conductive insulating layer（13）, the power supply power transmission conductor（12）Outside be enclosed with
Conductive protection insulating layer（14）, the conductive protection insulating layer（14）Outside be also enclosed with conductive protection thermal insulation layer（15）；Institute
State heatproof thermally conductive insulating layer（13）It is made of polytetrafluoroethylene material, the conductive protection insulating layer（14）For polyfluorinated ethylene material
Material is made, the conductive protection thermal insulation layer（15）It is wrapped up for asbestic blanket.
4. a kind of invariable power according to claim 3 is double to lead long-distance delivery accompanying-heat cable in parallel, it is characterised in that：It is described resistance to
Warm thermally conductive insulating layer（13）With the conductive protection thermal insulation layer（15）Outside be enclosed with sizing lapping layer jointly（16）, it is described fixed
Type lapping layer（16）It forms for aramid insulating paper is wrapped, the sizing lapping layer（16）Outer layer covers have wear-resistance protective sleeve layer（17）,
The wear-resistance protective sleeve layer（17）It is wrapped up for glass fabric.
5. a kind of invariable power according to claim 4 is double to lead long-distance delivery accompanying-heat cable in parallel, it is characterised in that：Described
Heatproof thermally conductive insulating layer（13）With the conductive protection thermal insulation layer（15）Outside and positioned at the sizing lapping layer（16）It is interior
Heat conduction carbon fibre material is filled in the gap of side（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721544221.0U CN207573653U (en) | 2017-11-18 | 2017-11-18 | A kind of invariable power is double to lead long-distance delivery accompanying-heat cable in parallel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721544221.0U CN207573653U (en) | 2017-11-18 | 2017-11-18 | A kind of invariable power is double to lead long-distance delivery accompanying-heat cable in parallel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207573653U true CN207573653U (en) | 2018-07-03 |
Family
ID=62690762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721544221.0U Expired - Fee Related CN207573653U (en) | 2017-11-18 | 2017-11-18 | A kind of invariable power is double to lead long-distance delivery accompanying-heat cable in parallel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207573653U (en) |
-
2017
- 2017-11-18 CN CN201721544221.0U patent/CN207573653U/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 |
Granted publication date: 20180703 Termination date: 20191118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |