CN207503679U - A kind of frequency conversion electric appliance soft rubber cable - Google Patents
A kind of frequency conversion electric appliance soft rubber cable Download PDFInfo
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- CN207503679U CN207503679U CN201721615743.5U CN201721615743U CN207503679U CN 207503679 U CN207503679 U CN 207503679U CN 201721615743 U CN201721615743 U CN 201721615743U CN 207503679 U CN207503679 U CN 207503679U
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- soft rubber
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Abstract
The utility model is related to the frequency conversion electric appliance soft rubber cables that a kind of mobile occasion uses, and belong to field of cable technology.Cable described in the utility model includes cable core（1）, inner sheath（2）, shielded layer（3）And oversheath（4）, the cable core（1）By three power wire cores（5）, three pieces wire cores（6）And center-filled（7）Composition, the power wire core（5）By power wire core conductor（8）With power wire core insulating layer（9）Composition, the wire core（6）By ground wire core conductor（10）And ground wire core insulating barrier（11）Composition, the inner sheath（2）And oversheath（4）Rubber is torn for neoprene or suitable high fire-retardance highly resistance extrude continuous vulcanization form, the power wire core conductor（8）And ground wire core conductor（10）It is formed by annealed copper line process, while is strengthened using aramid fiber yarn.The utility model cable power core insulating layer（9）, ground wire core insulating barrier（11）, center-filled（7）, inner sheath（2）And oversheath（4）Select soft rubber material, it is ensured that the flexibility of cable, aramid fiber yarn reinforcement structure improve the service life of cable.The utility model is that a kind of mobile occasion uses, the frequency conversion electric appliance soft rubber cable that soft, wear-resisting, high mechanical properties, antitorque, bending resistance, high fire-retardance, service life are grown.
Description
Technical field
The utility model belongs to field of cable technology, more particularly to a kind of frequency-changing cable, and specially a kind of mobile occasion makes
Frequency conversion electric appliance soft rubber cable.
Background technology
The energy-saving effect of converter plant is fairly obvious, using frequency control motor, entire generator in heavy-duty motor
Group can economize on electricity 30%.And using after frequency control, the soft start of motor is realized, makes motor stable working, motor bearings abrasion
Reduce, extend motor service life and maintenance period.Therefore, variable-frequency control technique and mating frequency conversion electric appliance cable exist
The industrial aspects such as oil, metallurgy, power generation, railway are widely used in a variety of applications.
State Intellectual Property Office discloses a Publication No. 203134425U in August in 2013 14 days, entitled " to become
The utility model patent of frequency device cable ", the utility model patent include the aluminium alloy conductor of three tape insulations, and described arbitrary two
It wraps successively the outside of the ground connection core of tape insulation there are one being set between a aluminium alloy conductor, the aluminium alloy conductor and ground connection core
There are shielded layer and oversheath, filled layer is equipped between the aluminium alloy conductor, ground connection core and shielded layer；The filled layer is poly-
Propylene rope；The shielded layer is worked out for copper wire.The utility model is light-weight, energy saving, and shield effectiveness is good, and can reduce
Cost is reduced because frequency converter generates harmonic wave to extraneous interference.
Existing frequency conversion electric appliance cable is primarily suitable for fixed laying, and flexibility is insufficient, not wear-resisting, not tension, is not suitable for
Mine, wind energy, port machine etc. move use occasion, therefore research and develop a kind of mobile occasion and use, and have soft, wear-resisting, high mechanical strong
The frequency conversion electric appliance cable of the features such as degree, antitorque, bending resistance, high fire-retardance, long service life is very necessary.
Utility model content
In order to overcome above-mentioned defect in the prior art and deficiency, the utility model, which provides a kind of mobile occasion, to be made
With the frequency conversion electric appliance cable that soft, wear-resisting, high mechanical properties, antitorque, bending resistance, high fire-retardance, service life are grown.
In order to solve above-mentioned problems of the prior art, the utility model is achieved through the following technical solutions：
A kind of frequency conversion electric appliance soft rubber cable, including inner sheath, shielded layer and the outer shield on the outside of cable core and cable core
Set, the cable core are formed by three power wire cores, three wire cores and center-filled stranding, the power wire core and wire core point
It is not made of conductor and insulating layer, the conductor is formed by annealed copper line process, while is strengthened using aramid fiber yarn, the interior shield
Set and oversheath extrude continuous vulcanization for the high anti-tear rubber of high fire-retardance and form.
The conductor is twisted tinned copper conductor using the 5th kind of circle.
The insulating layer extrudes continuous vulcanization for ethylene-propylene rubber and forms.
The shielded layer for tinned copper wire add zinc-coated wire into strands around into.
The inner sheath and oversheath extrude continuous vulcanization for the high anti-tear neoprene rubber of high fire-retardance and form.
Compared with prior art, caused beneficial technique effect is shown the utility model：
The utility model cable conductor employs the 5th kind of round twisted copper conductors of aramid fiber yarn reinforcement, and improving, cable is soft
Conductor pull-off force is increased while soft；Stranding band is eliminated, insulation, inner sheath, oversheath are made of rubber, are improved
Cable flexibility；Shielded layer adds zinc-coated wire into strands around structure using tinned copper wire, before shield effectiveness, pull-off force is ensured
It puts and improves cable flexibility.The utility model is that a kind of mobile occasion uses, soft, wear-resisting, high mechanical properties, it is antitorque,
The frequency conversion electric appliance soft rubber cable that bending resistance, high fire-retardance, service life are grown.
Description of the drawings
Fig. 1 is the structure diagram of the utility model frequency conversion electric appliance soft rubber cable；
Reference numeral：1st, cable core, 2, inner sheath, 3, shielded layer, 4, oversheath, 5, power wire core, 6, wire core, 7, center
Filling, 8, power wire core conductor, 9, power wire core insulation, 10, ground wire core conductor, 11, ground wire core insulation.
Specific embodiment
Embodiment
A kind of frequency conversion electric appliance soft rubber cable, as shown in Figure 1, including inner sheath 2, screen on the outside of cable core 1 and cable core
Layer 3 and oversheath 4 are covered, the cable core is formed by three power wire cores, 5, three wire cores 6 and 7 stranding of center-filled, described dynamic
Line of force core 5 is made of power wire core conductor 8 and power wire core insulation 9, and the wire core 6 is exhausted by ground wire core conductor 10 and wire core
Edge 11 forms, and the inner sheath 2 and oversheath 4 extrude continuous vulcanization for the high anti-tear neoprene rubber of high fire-retardance and form, the shielding
Layer 3 adds zinc-coated wire into strands around into the power wire core conductor 8 and ground wire core conductor 10 are by annealed copper by tinned copper wire
Line process forms, while is strengthened using aramid fiber yarn, and the power wire core insulation 9 and ground wire core insulation 11 extrude company for ethylene-propylene rubber
It is continuous to vulcanize.
The utility model frequency conversion electric appliance soft rubber cable, conductor structure use the 5th kind of soft core conductor, meet mobile use
It is required that conductor uses 3+3 symmetric designs, make cable that there is stronger proof voltage impact, when being amenable to the frequent frequency conversion of high speed
Pulse voltage plays a good protective effect to frequency conversion electric appliance, and balanced cable structure has preferably due to the interchangeability of conducting wire
Electromagnetic compatibility to electromagnetic interference is inhibited to play a role, can offset the humorous odd times frequency in that of high order, improve variable-frequency electric
The anti-interference of machine private cable reduces the electromagnetic radiation in whole system.
The utility model frequency conversion electric appliance soft rubber cable, a kind of novel high-tech synthesis of conductor reinforcement material aramid fiber yarn are fine
Dimension, it is 5~6 times of steel wire to have excellent performances, the intensity such as superhigh intensity, high-modulus and high temperature resistant, light-weight, and modulus is
2~3 times of steel wire or glass fibre, toughness is 2 times of steel wire, and weight is only 1/5 of steel wire or so, in 560 DEG C of temperature
Under, it does not decompose, does not melt, in cable bend, stretching, main stress is aramid fiber yarn, therefore substantially increases cable use
Service life.
The utility model frequency conversion electric appliance soft rubber cable, shielded layer 3 by tinned copper wire add zinc-coated wire into strands around
It forms, single metal wire nominal diameter is not more than 0.51mm, and lay of lapping is not more than 4.5~6 times of inner sheath outer diameter, and coverage rate is not
Less than 80%, it is ensured that the shield effectiveness under mobile use condition.
The utility model frequency conversion electric appliance with soft rubber cable in process of production, according to Fig. 1 structure from inside to outside into
Row processing.First power wire core conductor 8 is coated with power wire core insulating layer 9 and continuous vulcanization forms kinetic insulation core 5, land used
Core insulating layer 11 by ground wire core conductor 10 coat and continuous vulcanization form ground insulated wire cores 6, then by three power wire cores 5,
Three wire cores 6 and 7 stranding of center-filled form cable core 1, and when stranding must assure that even tension, make the core length after stranding
It is consistent as possible, otherwise can cause structure change, lead to the inhomogeneities of capacitance and inductance, influence the electric property of cable,
Preferably complete, then extrude outside cable core and continuous vulcanization inner sheath 2 on the cabling device with back twist, inner sheath external beam around
Shielded layer 3, finally extrudes outside shielded layer and continuous vulcanization oversheath 4, i.e. completion the utility model frequency conversion electric appliance are soft with rubber set
The production and processing of cable.
Claims (5)
1. a kind of frequency conversion electric appliance soft rubber cable, including cable core（1）And cable core（1）The inner sheath in outside（2）, shielded layer
（3）And oversheath（4）, the cable core（1）By three power wire cores（5）, three pieces wire cores（6）And center-filled（7）Stranding and
Into the power wire core（5）By power wire core conductor（8）With power wire core insulating layer（9）Composition, the wire core（6）By ground
Cable core conductor（10）And ground wire core insulating barrier（11）Composition, which is characterized in that the inner sheath（2）And oversheath（4）For neoprene
Or the high anti-tear rubber of high fire-retardance extrudes continuous vulcanization and forms.
A kind of 2. frequency conversion electric appliance soft rubber cable as described in claim 1, which is characterized in that the shielded layer（3）It is tin plating
Copper wire add zinc-coated wire into strands around into.
A kind of 3. frequency conversion electric appliance soft rubber cable as described in claim 1, which is characterized in that the power wire core insulating layer
（9）And ground wire core insulating barrier（11）Continuous vulcanization is extruded for ethylene-propylene rubber to form.
A kind of 4. frequency conversion electric appliance soft rubber cable as described in claim 1, which is characterized in that the power wire core conductor（8）
And ground wire core conductor（10）For annealed copper line.
A kind of 5. frequency conversion electric appliance soft rubber cable as described in claim 1, which is characterized in that the power wire core conductor（8）
And ground wire core conductor（10）Strengthened using aramid fiber yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721615743.5U CN207503679U (en) | 2017-11-28 | 2017-11-28 | A kind of frequency conversion electric appliance soft rubber cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721615743.5U CN207503679U (en) | 2017-11-28 | 2017-11-28 | A kind of frequency conversion electric appliance soft rubber cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207503679U true CN207503679U (en) | 2018-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721615743.5U Active CN207503679U (en) | 2017-11-28 | 2017-11-28 | A kind of frequency conversion electric appliance soft rubber cable |
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| CN (1) | CN207503679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378124A (en) * | 2018-12-12 | 2019-02-22 | 安徽蒙特尔电缆集团有限公司 | A kind of wind-power electricity generation twist resistant cable |
-
2017
- 2017-11-28 CN CN201721615743.5U patent/CN207503679U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378124A (en) * | 2018-12-12 | 2019-02-22 | 安徽蒙特尔电缆集团有限公司 | A kind of wind-power electricity generation twist resistant cable |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 614001 18 Yingbin Avenue, hi tech Zone, Leshan, Sichuan Patentee after: Shang Wei Limited by Share Ltd Address before: 614001 18 Yingbin Avenue, hi tech Zone, Leshan, Sichuan Patentee before: Sichuan Mingxing Cable Co., Ltd. |