CN208385068U - A kind of adjacent layer reversed cable - Google Patents
A kind of adjacent layer reversed cable Download PDFInfo
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- CN208385068U CN208385068U CN201821278755.8U CN201821278755U CN208385068U CN 208385068 U CN208385068 U CN 208385068U CN 201821278755 U CN201821278755 U CN 201821278755U CN 208385068 U CN208385068 U CN 208385068U
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Abstract
The utility model discloses a kind of adjacent layer reversed cables, are related to high reliability field of cable technology.The utility model includes cable core, the cable core is coated with insulating layer, the outside of the insulating layer is covered with barrier heat-conducting layer, the barrier heat-conducting layer is coated with hollow cooling layer, coolant liquid is filled in the hollow cooling layer, the outside of the hollow cooling layer is covered with rubber thermal insulation layer, the outside of the rubber thermal insulation layer is covered with hollow air guiding layer, exhaust passage is provided on the rubber thermal insulation layer, the hollow cooling layer is connected to by the exhaust passage with the hollow air guiding layer, spring safety valve is provided in the exhaust passage, the outside of the hollow air guiding layer is covered with cable covering；To solve the problems, such as that it is slow that common adjacent layer reversed cable heat dissipation is radiated not in time.
Description
Technical field
The utility model relates to a kind of cables, specifically, are a kind of adjacent layer reversed cables, are related to high reliability cable
Technical field.
Background technique
Wire and cable is to transmit electromagnetic energy, information and the wire product for realizing electromagnetic energy conversion.The wire and cable of broad sense
It is also referred to simply as cable, the cable of narrow sense refers to insulated cable, it may be defined as: the aggregate consisted of following parts；One or
The clad that a plurality of insulated core and each may have, total protective layer and outer jacket, cable, which can also have, additional not to be had
There is the conductor of insulation.
In the cable, there is a kind of special cable, cable core has more conductors, and by external equipment, can allow it
More conductors in cable core pass to the signal of different directions, realize left and right two to signal transmitting, this cable is convenient, but has
Have the shortcomings that obvious, that is, be easy to generate heat, and heat exchange progress can only be carried out by cable body and outside air after generating heat
Cooling, such cooling efficiency is too low, and if calorific value is excessive, it is possible to cooling be caused to cause serious peace not in time
Full hidden danger, or destroy the normal work of cable influence cable.
Utility model content
The purpose of this utility model is to provide a kind of adjacent layer reversed cables, to solve common adjacent layer reversed cable
Radiate the slow problem that radiates not in time.
To solve the above-mentioned problems, the utility model uses following technological means:
A kind of adjacent layer reversed cable, including cable core, the cable core are coated with insulating layer, the external covering of the insulating layer
There is barrier heat-conducting layer, the barrier heat-conducting layer is coated with hollow cooling layer, and coolant liquid is filled in the hollow cooling layer, described
The outside of hollow cooling layer is covered with rubber thermal insulation layer, and the outside of the rubber thermal insulation layer is covered with hollow air guiding layer, the rubber
Exhaust passage is provided on glue thermal insulation layer, the hollow cooling layer is connected to by the exhaust passage with the hollow air guiding layer,
Spring safety valve is provided in the exhaust passage, the outside of the hollow air guiding layer is covered with cable covering.
Further, rubber bar is installed, the rubber bar is close to the rubber in the hollow air guiding layer
One end cross-sectional area of thermal insulation layer is less than its one end far from the rubber thermal insulation layer.
Further, the rubber bar has several, and the hollow air guiding layer is divided by the rubber bar
Several gas chambers, venting channels are provided on the rubber bar, and the venting channels connect two adjacent gas chambers
It is logical.
Further, the cable covering includes flame retardant coating and anticorrosion layer, and the flame retardant coating is covered on described hollow
The outside of air guiding layer, the anticorrosion layer are covered on the outside of the flame retardant coating.
Further, the spring safety valve includes substrate, and the substrate is fixed in the exhaust passage, the base
It is provided with gas vent on plate, is also equipped with spring on the substrate, the other end of the spring is equipped with slider, the cunning
The inside moving contact of movable plate and the exhaust passage.
Further, the both ends of the slider are equipped with rubber antiskid block, the rubber antiskid block and the exhaust
The inside moving contact in channel, at least two, the spring, and central symmetry of the spring about the slider.
Compared with common adjacent layer reversed cable, the utility model at least has one of following beneficial effect: in cable core
External covering installation insulating layer, provide protection for cable core using insulating layer, prevent the signals leakiness of cable core transmitting, cause signal
Loss；It is covered with barrier heat-conducting layer in the outside of insulating layer, barrier heat-conducting layer is made of heat conductive silica gel, utilizes the resistance of silica gel
Performance and excellent heating conduction every liquid, can quickly export the heat of insulating layer, and prevent external liquid
Insulating layer is immersed, to influence the normal work of cable core, is coated with hollow cooling layer, hollow cooling in the outside of barrier heat-conducting layer
Layer and the barrier thermally conductive connection of heat-conducting layer, and coolant liquid is filled in hollow cooling layer, heat energy caused by such cable core
Enough to be quickly transferred in hollow cooling layer by insulating layer, barrier heat-conducting layer, heat generated in this way can be by hollow cold
But the coolant liquid filled in layer absorbs, can using the cooling cable of coolant liquid, rather than it is traditional allow heat by cable body with
The mode that heat transfer cools down again occurs for air, can quickly be cooled down by coolant liquid, and can protect in a long time
The temperature of card cable core maintains in normal operating temperature, the security performance of great increased cable core；In hollow cooling layer
Outside covering rubber thermal insulation layer is installed, by rubber thermal insulation layer can prevent the coolant liquid filled in aforementioned hollow cooling layer because
Heat transfer occurs with outside and temperature is caused to increase, to cause the case where weakening to the cooling effect of cable core appearance；In rubber
The outside of thermal insulation layer is covered with hollow air guiding layer, while exhaust passage is provided on rubber thermal insulation layer, and exhaust passage will be hollow
Cooling layer is connected to hollow air guiding layer, and spring safety valve is equipped in exhaust passage, in this way can be in hollow cooling layer
In coolant liquid heating after, can export in time due to coolant liquid heat up and evaporate gas, can effectively prevent and work as
Coolant liquid evaporation excessively causes air pressure in hollow cooling layer excessive and causes the danger of hollow cooling layer explosion, when hollow cooling layer
After interior air pressure increases, the spring safety valve in exhaust passage can be squeezed, gas or partially liq are drained into hollow air guide
In layer, the air pressure in hollow cooling layer can be effectively reduced；It is covered with cable covering in the outside of hollow air guiding layer, thus
Cable can be installed or be buried in more rugged environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of spring safety valve in Fig. 1.
Wherein, 1- cable core, 2- insulating layer, 3- barrier heat-conducting layer, the hollow cooling layer of 4-, 5- rubber thermal insulation layer, 6- is hollow leads
Gas-bearing formation, 7- exhaust passage, 8- spring safety valve, 81- substrate, 82- gas vent, 83- spring, 84- slider, 9- rubber
Bar, 10- gas chamber, 11- venting channels, 12- flame retardant coating, 13- anticorrosion layer.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment 1
With reference to a kind of shown in FIG. 1, adjacent layer reversed cable, including cable core 1, the cable core 1 is coated with insulating layer 2, institute
The outside for stating insulating layer 2 is covered with barrier heat-conducting layer 3, and the barrier heat-conducting layer 3 is coated with hollow cooling layer 4, described hollow cold
But coolant liquid is filled in layer 4, the outside of the hollow cooling layer 4 is covered with rubber thermal insulation layer 5, the rubber thermal insulation layer 5
Outside is covered with hollow air guiding layer 6, is provided with exhaust passage 7 on the rubber thermal insulation layer 5, and the exhaust passage 7 is by the sky
Heart cooling layer 4 is connected to the hollow air guiding layer 6, is provided with spring safety valve 8 in the exhaust passage 7, described hollow to lead
The outside of gas-bearing formation 6 is covered with cable covering.
It in the present embodiment, is that cable core 1 provides protection using insulating layer 2 in the external covering installation insulating layer 2 of cable core 1,
The signals leakiness for preventing cable core 1 from transmitting, causes the loss of signal；Barrier heat-conducting layer 3, barrier are covered in the outside of insulating layer 2
Heat-conducting layer 3 is made of heat conductive silica gel, and performance and excellent heating conduction using the liquid barrier of silica gel can will insulate
The heat of layer 2 quickly exports, and prevents external liquid from immersing insulating layer 2 and hindering to influence the normal work of cable core 1
It is coated with hollow cooling layer 4, hollow cooling layer 4 and the barrier thermally conductive connection of heat-conducting layer 3 every the outside of heat-conducting layer 3, and hollow
Coolant liquid is filled in cooling layer 4, heat caused by such cable core 1 can quickly pass through insulating layer 2, barrier heat-conducting layer 3
It is transferred in hollow cooling layer 4, the coolant liquid that heat generated in this way can be filled in hollow cooling layer 4 absorbs, can
Using the cooling cable of coolant liquid, rather than traditional allow heat that the mould that heat transfer cools down again occurs by cable body and air
Formula can quickly be cooled down by coolant liquid, and can guarantee that the temperature of cable core 1 maintains normal work in a long time
In temperature, the security performance of great increased cable core 1；Rubber thermal insulation layer 5 is installed in the external covering of hollow cooling layer 4,
It can prevent the coolant liquid filled in aforementioned hollow cooling layer 4 from causing because heat transfer occurs with outside by rubber thermal insulation layer 5
Temperature increases, to cause the case where weakening to the cooling effect of cable core 1 appearance；It is free in the external covering of rubber thermal insulation layer 5
Heart air guiding layer 6, while exhaust passage 7 is provided on rubber thermal insulation layer 5, exhaust passage 7 is by hollow cooling layer 4 and hollow air guide
Layer 6 is connected to, and spring safety valve 8 is equipped in exhaust passage 7, in this way can be in the coolant liquid liter in hollow cooling layer 4
Wen Hou can be exported due to the gas that coolant liquid heats up and evaporates in time, can effectively be prevented when coolant liquid was evaporated
The danger for causing air pressure in hollow cooling layer 4 excessive more and hollow cooling layer 4 being caused to burst, the air pressure in hollow cooling layer 4
After increase, the spring safety valve 8 in exhaust passage 7 can be squeezed, gas or partially liq are drained into hollow air guiding layer 6,
The air pressure in hollow cooling layer 4 can be effectively reduced；It is covered with cable covering in the outside of hollow air guiding layer 6, to allow
Cable can be installed or be buried in more rugged environment.
Embodiment 2
On the basis of embodiment 1, in order to allow cable to have certain buffer capacity, while hollow air guiding layer 6 is allowed
More stable, bonding is equipped with rubber bar 9 in the hollow air guiding layer 6, and the rubber bar 9 is close to the rubber
One end cross-sectional area of thermal insulation layer 5 is less than its one end far from the rubber thermal insulation layer 5, can be sky by rubber bar 9
Heart air guiding layer 6 provides good enabling capabilities, while setting trapezoidal structure, and rubber above-mentioned for rubber bar 9
Cross-sectional area of the support rod 9 in one end close to rubber thermal insulation layer 5 is less than its transversal cotton knot far from 5 one end of rubber thermal insulation layer,
It can allow rubber bar 9 that can have optimal support effect and optimal stability of strutting system.
Embodiment 3
On the basis of embodiment 2, in order to make the support effect of rubber bar 9 more uniform, more balance, institute
Stating rubber bar 9 has several, and rubber bar 9 is evenly distributed in hollow air guiding layer 6, and the rubber bar 9 will
The hollow air guiding layer 6 is divided into several gas chambers 10, and venting channels 11, the ventilation are provided on the rubber bar 9
Two adjacent gas chambers 10 are connected to by channel 11, by venting channels 11, rubber bar 9 can be allowed not interfere with sky
Gas flowing in heart air guiding layer 6, so that it is excessive and cause quick-fried to prevent some gas chamber 10 in hollow air guiding layer 6 from pressure occur
The case where splitting appearance.
Embodiment 4
On the basis of embodiment 3, in order to allow cable covering to have the function of fire resisting and anti-corrosion, the cable
Protective layer includes flame retardant coating 12 and anticorrosion layer 13, and the flame retardant coating 12 is covered on the outside of the hollow air guiding layer 6, described anti-corrosion
The outside that layer 13 is covered on the flame retardant coating 12, anticorrosion layer 13 use using nano silica and graphene as filler prepares and
At fluorubber, anticorrosion layer 13 can be allowed to have excellent barrier property and toughness in this way, being provided simultaneously with fluorubber is had
Weather resistance, allows the longer life expectancy of anticorrosion layer 13, while the ability for allowing the barrier corrosive medium of anticorrosion layer 13 to enter cable is stronger,
Corrosion resisting property is more preferable, and flame retardant coating 12 is worked out using the asbestos limit of ceramic, can play the purpose of barrier open fire, allow resistance to
Fire bed 12 has good fire resistance, and cable also can normally be worked in open fire environment a period of time, increases cable
Refractory ability.
Embodiment 5
On the basis of embodiment 4, for the effect of spring safety valve 8 can be allowed more preferable, the spring safety valve 8 includes base
Plate 81, the both ends of the substrate 81 are bonded and fixed in the inner wall of the exhaust passage 7, are additionally provided with exhaust on the substrate 81
Hole 82, gas vent 82 penetrate through substrate 81, to hollow cooling layer 4 is connected to hollow air guiding layer 6, on the substrate 81 also
Spring 83 is installed, the other end of the spring 83 is equipped with slider 84, and the slider 84 is interior with the exhaust passage 7
Portion's moving contact squeezes slider 84, thus 84 extension spring of slider in this way after the air pressure in hollow cooling layer 4 increases
83, after slider 84 exits exhaust passage 7, hollow cooling layer 4 is connected to hollow air guiding layer 6 at this time, cooling layer 4 hollow in this way
Interior gas or liquid is able to enter in hollow air guiding layer 6, so that the air pressure in hollow cooling layer 4 be allowed to reduce, air pressure is reduced
Afterwards, spring 83 is shunk, and slider 84 again blocks exhaust passage 7 at this time, prevents excessive gas or liquid from hollow cooling
The case where flowing out in layer 4, cause material waste appearance.
Embodiment 6
It is described in order to improve the tightness between slider 84 and exhaust passage 7 on the basis of embodiment 5
The both ends of slider 84 are equipped with rubber antiskid block, and the inside moving contact of the rubber antiskid block and the exhaust passage 7 leads to
Rubber antiskid block is crossed, the contact between slider 84 and venting channels 7 can be allowed even closer, however in order to allow slider
84 movement more balances, and allows on slider 84 effect for receiving 83 power of spring more uniform, and at least two, the spring 83,
And central symmetry of the spring 83 about the slider 84.
Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations
It will fall within scope and spirit disclosed in the present application.More specifically, it discloses in the application, drawings and claims
In range, can building block to theme combination layout and/or layout carry out a variety of variations and modifications.In addition to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also be will be apparent.
Claims (6)
1. a kind of adjacent layer reversed cable, it is characterised in that: including cable core (1), the cable core (1) is coated with insulating layer (2), institute
The outside for stating insulating layer (2) is covered with barrier heat-conducting layer (3), and the barrier heat-conducting layer (3) is coated with hollow cooling layer (4), institute
It states filled with coolant liquid in hollow cooling layer (4), the outside of the hollow cooling layer (4) is covered with rubber thermal insulation layer (5), described
The outside of rubber thermal insulation layer (5) is covered with hollow air guiding layer (6), is provided with exhaust passage (7) on the rubber thermal insulation layer (5),
The hollow cooling layer (4) is connected to by the exhaust passage (7) with the hollow air guiding layer (6), in the exhaust passage (7)
It is provided with spring safety valve (8), the outside of the hollow air guiding layer (6) is covered with cable covering.
2. a kind of adjacent layer reversed cable according to claim 1, it is characterised in that: peace in the hollow air guiding layer (6)
Equipped with rubber bar (9), the rubber bar (9) is less than it close to one end cross-sectional area of the rubber thermal insulation layer (5)
One end far from the rubber thermal insulation layer (5).
3. a kind of adjacent layer reversed cable according to claim 2, it is characterised in that: the rubber bar (9) has number
The hollow air guiding layer (6) is divided into several gas chambers (10), the rubber bar (9) by root, the rubber bar (9)
On be provided with venting channels (11), adjacent two gas chambers (10) are connected to by the venting channels (11).
4. a kind of adjacent layer reversed cable according to claim 1, it is characterised in that: the cable covering includes fire resisting
Layer (12) and anticorrosion layer (13), the flame retardant coating (12) are covered on the outside of the hollow air guiding layer (6), the anticorrosion layer (13)
It is covered on the outside of the flame retardant coating (12).
5. a kind of adjacent layer reversed cable according to claim 1, it is characterised in that: the spring safety valve (8) includes
Substrate (81), the substrate (81) are fixed in the exhaust passage (7), are provided with gas vent (82) on the substrate (81),
It is also equipped on the substrate (81) spring (83), the other end of the spring (83) is equipped with slider (84), the cunning
The inside moving contact of movable plate (84) and the exhaust passage (7).
6. a kind of adjacent layer reversed cable according to claim 5, it is characterised in that: pacify at the both ends of the slider (84)
Equipped with rubber antiskid block, the inside moving contact of the rubber antiskid block and the exhaust passage (7), the spring (83) is at least
There are two, and central symmetry of the spring (83) about the slider (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821278755.8U CN208385068U (en) | 2018-08-09 | 2018-08-09 | A kind of adjacent layer reversed cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821278755.8U CN208385068U (en) | 2018-08-09 | 2018-08-09 | A kind of adjacent layer reversed cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208385068U true CN208385068U (en) | 2019-01-15 |
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ID=64961899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821278755.8U Active CN208385068U (en) | 2018-08-09 | 2018-08-09 | A kind of adjacent layer reversed cable |
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| Country | Link |
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| CN (1) | CN208385068U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113327728A (en) * | 2021-06-25 | 2021-08-31 | 内蒙古炳宇电力设备有限公司 | High-voltage insulating sheath |
| CN114464363A (en) * | 2021-12-20 | 2022-05-10 | 华为数字能源技术有限公司 | Liquid cooling cable, charging gun and charging equipment |
-
2018
- 2018-08-09 CN CN201821278755.8U patent/CN208385068U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113327728A (en) * | 2021-06-25 | 2021-08-31 | 内蒙古炳宇电力设备有限公司 | High-voltage insulating sheath |
| CN114464363A (en) * | 2021-12-20 | 2022-05-10 | 华为数字能源技术有限公司 | Liquid cooling cable, charging gun and charging equipment |
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