CN207938360U - A kind of cable for three-phase alternating-current supply - Google Patents
A kind of cable for three-phase alternating-current supply Download PDFInfo
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- CN207938360U CN207938360U CN201721795406.9U CN201721795406U CN207938360U CN 207938360 U CN207938360 U CN 207938360U CN 201721795406 U CN201721795406 U CN 201721795406U CN 207938360 U CN207938360 U CN 207938360U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a kind of cables for three-phase alternating-current supply, including rubber outer, rubber inner layer and X-shaped isolation board, circle hole groove is offered inside the rubber outer, absorbent wool is filled in the circle hole groove, metal screen layer is installed on the inside of the rubber outer, mica layer is installed on the inside of the metal screen layer, inner protective layer is installed on the inside of the mica layer, the inner protective layer is sleeved on rubber inner layer, the rubber inner layer inner wall is connect with X-shaped isolation board, filled layer is filled between the X-shaped isolation board and rubber inner layer, firewire core and zero curve core are installed in the filled layer, it is set with yellow insulating layer on the firewire core, red insulating layer and black insulating layer, it is set with blue insulating layer on the zero curve core.The utility model, which has, to be slowed down cable inner and makes moist, and prevents cable inner core breakage contact from leading to the advantage of short circuit and open circuit.
Description
Technical field
The utility model is related to technical field of cables, specially a kind of cable for three-phase alternating-current supply.
Background technology
Cable is the general designation of optical cable, cable and other items, and there are many uses of the cable, is mainly used for control installation, connection is set
It is standby, the multiple actions such as transmit electric power, be a common and indispensable thing in daily life, since cable charges, so
It is especially careful that installation needs, and the use for a long time of general cable, which is easy to damage, makes moist, and influences the use of cable, cable inner does not have
Core is separated, breakage can lead to short circuit, open circuit.
Utility model content
The purpose of this utility model is to provide a kind of cable for three-phase alternating-current supply, have slow down cable inner by
Tide prevents cable inner core breakage contact from leading to the advantage of short circuit and open circuit, and solving cable and making moist influences to use, damaged core
The problem of body contact short circuit and open circuit.
To achieve the above object, the utility model provides the following technical solutions:A kind of cable for three-phase alternating-current supply,
Including rubber outer, rubber inner layer and X-shaped isolation board, circle hole groove is offered inside the rubber outer, is filled out in the circle hole groove
Filled with absorbent wool, metal screen layer is installed on the inside of the rubber outer, mica layer is installed on the inside of the metal screen layer, institute
It states and inner protective layer is installed on the inside of mica layer, the inner protective layer is sleeved on rubber inner layer, the rubber inner layer inner wall and X-shaped
Isolation board connects, and filled layer is filled between the X-shaped isolation board and rubber inner layer, firewire core is equipped in the filled layer
With zero curve core, yellow insulating layer, red insulating layer and black insulating layer, the zero curve core are set on the firewire core
On be set with blue insulating layer.
Preferably, the circle hole groove quantity is ten, and ten circle hole groove circular arrays are distributed in rubber outer.
Preferably, the rubber outer, metal screen layer, mica layer, inner protective layer and rubber inner layer are bonded to each other connection.
Preferably, the X-shaped isolation board is made of ceramic fibre material.
Preferably, the X-shaped isolation board will be separated into four filled layers inside rubber inner layer etc..
Preferably, the firewire core quantity is three, three firewire cores and yellow insulating layer, red insulating layer and black
Color insulating layer is corresponding, and zero curve core quantity is one, and firewire core is separately mounted to zero curve core in four filled layers.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model has achieved the effect that slowing down cable inner makes moist, this reality by the way that circle hole groove and absorbent wool is arranged
It is provided with circle hole groove and absorbent wool with novel, circle hole groove is opened in rubber outer, and absorbent wool, cable warp are filled in circle hole groove
Prolonged use is crossed, the rubber outer on surface can crack, and the steam in outside air can infilter at rubber outer cracking
The water vapor absorption of infiltration is avoided steam from entering cable inner by cable inner, absorbent wool, slows down making moist for cable, until to line
Cable replaces cable when checking.
2, the utility model has achieved the effect that separate in cable inner core, this practicality by the way that X-shaped isolation board is arranged
Novel to be provided with X-shaped isolation board, X-shaped isolation board is connect with rubber inner layer inner wall, and X-shaped isolation board will be separated into inside rubber inner layer
Four filled layers, firewire core and zero curve core are placed in four filled layers, and firewire core and zero curve core separate,
It is not in contact with each other, when firewire core and zero curve core outer layers breakage, by the separation and insulation of X-shaped isolation board, keeps away each other
Exempt from cable inner and short circuit and open circuit occurs.
Description of the drawings
Fig. 1 is the left side schematic cross-sectional view of the utility model;
Fig. 2 is the main structure diagram of the utility model;
Fig. 3 is enlarged diagram at the A of the utility model.
In figure:1- rubber outers;2- metal screen layers;3- yellow insulating layers;4- mica layers;5- inner protective layers;6- rubber
Internal layer;7- red insulating layers;8- firewire cores;9-X shape isolation boards;10- blue insulating layers;11- zero curve cores;12- filled layers;
13- black insulating layers;14- circle hole grooves;15- absorbent wools.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 to 3, a kind of embodiment provided by the utility model:A kind of cable for three-phase alternating-current supply, packet
Rubber outer 1, rubber inner layer 6 and X-shaped isolation board 9 are included, circle hole groove 14 is offered inside rubber outer 1,14 quantity of circle hole groove is
Ten, ten 14 circular arrays of circle hole groove are distributed in rubber outer 1, and absorbent wool 15, this practicality are filled in circle hole groove 14
Novel to be provided with circle hole groove 14 and absorbent wool 15, circle hole groove 14 is opened in rubber outer 1, and absorbent wool is filled in circle hole groove 14
15, cable passes through prolonged use, and the rubber outer 1 on surface can crack, and the steam in outside air can be along rubber outer 1
Cable inner is infiltered at cracking, the water vapor absorption of infiltration is avoided steam from entering cable inner by absorbent wool 15, slow down cable by
Tide replaces cable until checking cable, and 1 inside of rubber outer is equipped with metal screen layer 2, metal screen layer 2
Inside is equipped with mica layer 4, and the utility model is provided with mica layer 4, and mica layer 4 separates cable inner and the external world, when outer
Boundary when the temperature is excessively high, reduces influence of the ambient temperature to cable inner, plays the role of thermal insulation, and 4 inside of mica layer is equipped with interior
Protective layer 5, inner protective layer 5 are sleeved on rubber inner layer 6, rubber outer 1, metal screen layer 2, mica layer 4,5 and of inner protective layer
Rubber inner layer 6 is bonded to each other connection, and 6 inner wall of rubber inner layer is connect with X-shaped isolation board 9, and X-shaped isolation board 9 uses ceramic fibre material
Material makes, and the utility model is provided with X-shaped isolation board 9, and firewire core 8 and zero curve core 11 are placed in four filled layers 12,
Firewire core 8 and zero curve core 11 separate, and are not in contact with each other each other, when 11 outer layer of firewire core 8 and zero curve core
When damaged, by the separation and insulation of X-shaped isolation board 9, avoid cable inner that short circuit and open circuit, X-shaped isolation board 9 and rubber occurs
Filled layer 12 is filled between internal layer 6,6 inside of rubber inner layer etc. is separated into four filled layers 12, filled layer by X-shaped isolation board 9
Firewire core 8 and zero curve core 11 are installed in 12, yellow insulating layer 3, red insulating layer 7 and black are set on firewire core 8
Color insulating layer 13 is set with blue insulating layer 10 on zero curve core 11, and 8 quantity of firewire core is three, three firewire cores 8 with
Yellow insulating layer 3, red insulating layer 7 and black insulating layer 13 are corresponding, and 11 quantity of zero curve core is one, firewire core 8 with
Zero curve core 11 is separately mounted in four filled layers 12.
Operation principle:In utility model works, after the cracking of rubber outer 1 on surface layer, absorbent wool 15 penetrates into the external world
Extraneous high temperature is isolated in water vapor absorption, mica layer 4, and X-shaped isolation board 9 separates firewire core 8 and zero curve core 11, compared to
Traditional product is more preferable.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (6)
1. a kind of cable for three-phase alternating-current supply, including rubber outer (1), rubber inner layer (6) and X-shaped isolation board (9),
It is characterized in that:Circle hole groove (14) is offered inside the rubber outer (1), and absorbent wool is filled in the circle hole groove (14)
(15), metal screen layer (2) is installed on the inside of the rubber outer (1), mica layer is installed on the inside of the metal screen layer (2)
(4), inner protective layer (5) is installed on the inside of the mica layer (4), the inner protective layer (5) is sleeved on rubber inner layer (6), institute
It states rubber inner layer (6) inner wall to connect with X-shaped isolation board (9), be filled out between the X-shaped isolation board (9) and rubber inner layer (6)
Layer (12) is filled, firewire core (8) and zero curve core (11) are installed in the filled layer (12), covered on the firewire core (8)
Equipped with yellow insulating layer (3), red insulating layer (7) and black insulating layer (13), blue is set on the zero curve core (11)
Insulating layer (10).
2. a kind of cable for three-phase alternating-current supply according to claim 1, it is characterised in that:The circle hole groove (14)
Quantity is ten, and ten circle hole groove (14) circular arrays are distributed in rubber outer (1).
3. a kind of cable for three-phase alternating-current supply according to claim 1, it is characterised in that:The rubber outer
(1), metal screen layer (2), mica layer (4), inner protective layer (5) and rubber inner layer (6) are bonded to each other connection.
4. a kind of cable for three-phase alternating-current supply according to claim 1, it is characterised in that:The X-shaped isolation board
(9) ceramic fibre material is used to make.
5. a kind of cable for three-phase alternating-current supply according to claim 1, it is characterised in that:The X-shaped isolation board
(9) rubber inner layer (6) inside etc. is separated into four filled layers (12).
6. a kind of cable for three-phase alternating-current supply according to claim 1, it is characterised in that:The firewire core
(8) quantity is three, three firewire cores (8) and yellow insulating layer (3), red insulating layer (7) and black insulating layer (13) phase
Corresponding, zero curve core (11) quantity is one, and firewire core (8) is separately mounted to four filled layers (12) with zero curve core (11)
It is interior.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721795406.9U CN207938360U (en) | 2017-12-20 | 2017-12-20 | A kind of cable for three-phase alternating-current supply |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721795406.9U CN207938360U (en) | 2017-12-20 | 2017-12-20 | A kind of cable for three-phase alternating-current supply |
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CN207938360U true CN207938360U (en) | 2018-10-02 |
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CN201721795406.9U Active CN207938360U (en) | 2017-12-20 | 2017-12-20 | A kind of cable for three-phase alternating-current supply |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109361125A (en) * | 2018-11-29 | 2019-02-19 | 威海市泓淋电力技术股份有限公司 | Miniature power-supply plug connecting line |
CN109509576A (en) * | 2018-10-11 | 2019-03-22 | 赵云红 | A kind of heat dissipation waterproof cable and its detection device |
CN112735665A (en) * | 2020-09-03 | 2021-04-30 | 张娜 | Safety cable |
-
2017
- 2017-12-20 CN CN201721795406.9U patent/CN207938360U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109509576A (en) * | 2018-10-11 | 2019-03-22 | 赵云红 | A kind of heat dissipation waterproof cable and its detection device |
CN109361125A (en) * | 2018-11-29 | 2019-02-19 | 威海市泓淋电力技术股份有限公司 | Miniature power-supply plug connecting line |
CN112735665A (en) * | 2020-09-03 | 2021-04-30 | 张娜 | Safety cable |
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GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 1st Floor, Building 2, Block 2-7, Anjufang Community, Lihegou, Guoba Village, Luohuang Town, Jiangjin District, Chongqing 402260 Patentee after: Chongqing Three Gorges wire and Cable Technology Co.,Ltd. Address before: 1st Floor, Building 2, Block 2-7, Anjufang Community, Lihegou, Guoba Village, Luohuang Town, Jiangjin District, Chongqing 402260 Patentee before: CHONGQING LIANBANG ZHONGBEI CABLE CO.,LTD. |
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CP01 | Change in the name or title of a patent holder |