CN207977131U - A kind of indoor external application ac power cord - Google Patents
A kind of indoor external application ac power cord Download PDFInfo
- Publication number
- CN207977131U CN207977131U CN201820094678.4U CN201820094678U CN207977131U CN 207977131 U CN207977131 U CN 207977131U CN 201820094678 U CN201820094678 U CN 201820094678U CN 207977131 U CN207977131 U CN 207977131U
- Authority
- CN
- China
- Prior art keywords
- layer
- power cord
- protection overcoat
- external application
- insulation sleeve
- 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
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Classifications
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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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- Insulating Bodies (AREA)
Abstract
The utility model discloses a kind of indoor external application ac power cords,Including power cord main body,The power cord main body includes protection overcoat and the insulation sleeve that is arranged inside protection overcoat,And the insulation sleeve is internally provided with guidewire lumen,The guidewire lumen is internally provided with anti-bias column,The protection overcoat includes the polytetrafluoroethylene ethylene layer set gradually from inside to outside,Aramid fiber winding layer,Nylon sheath wire layer and mica tape,One layer of ointment filled layer is coated between the polytetrafluoroethylene ethylene layer and insulation sleeve,The polytetrafluoroethylene ethylene layer,Aramid fiber winding layer,It is fixedly connected by metal connecting sheet between nylon sheath wire layer and mica tape,The outer one end of the metal connecting sheet is connected with nitrile rubber pad,The protection overcoat formed using multilayered structure protects the outer wall of entire power cord,Not only insulation effect is good,And it is adapted to different use environments,Inner lead keeps stablizing,It is hardly damaged.
Description
Technical field
The utility model is related to power cord technical field, specially a kind of indoor external application ac power cord.
Background technology
Power cord is the electric wire for transmitting electric current.The mode of usual electric current transmission is point-to-point transmission.Power cord is according to purposes
Can be divided into AC AC power cords and DC direct current supply lines, usual ac power cable be by the wire rod of the higher alternating current of voltage,
This kind of wire rod can be produced formally since the higher needs unified standard of voltage obtains safety certification side.And DC lines substantially pass through electricity
It presses lower direct current, therefore requires in safety there is no AC lines are stringent, but for the sake of safety, various countries still will seek unification peace
Full certification, and ac power cord is mainly used for transmitting alternating current, is widely used in indoor and outdoor.
But existing ac power cord is primarily present following defect when in use：
(1) traditional power cord can not adapt to family simultaneously due to being all to carry out isolation protection using single protection overcoat
Interior and outdoor situation influences especially outdoors in use, easily lead to power cord surface fracture and safety problem occur
It uses；
(2) the case where and plain conductor inside general power cord is susceptible to loosening goes down to be easy to for a long time to produce
Raw excessive wear, is unfavorable for using safely.
Invention content
In order to overcome the shortcomings of that prior art, the utility model provide a kind of indoor external application ac power cord, profit
The protection overcoat formed with multilayered structure protects the outer wall of entire power cord, and not only insulation effect is good, but also can be with
Different use environments is adapted to, inner lead keeps stablizing, be hardly damaged, and can effectively solve the problem that the problem of background technology proposes.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of indoor external application ac power cord, including power cord main body, the power cord main body include protection overcoat and
The insulation sleeve being arranged inside protection overcoat, and the insulation sleeve is internally provided with guidewire lumen, the guidewire lumen is internally provided with
Anti-bias column；
The protection overcoat includes the polytetrafluoroethylene ethylene layer set gradually from inside to outside, aramid fiber winding layer, nylon sheath wire layer
And mica tape, one layer of ointment filled layer, the polytetrafluoroethylene ethylene layer, aramid fiber are coated between the polytetrafluoroethylene ethylene layer and insulation sleeve
It is fixedly connected by metal connecting sheet between winding layer, nylon sheath wire layer and mica tape, the outer one end of the metal connecting sheet
It is connected with nitrile rubber pad.
Further, the guidewire lumen inner homogeneous is provided with several PBT casings, and the PBT sleeve outer walls are provided with
Glass layer, and PBT internal surface of sleeve pipe is provided with one layer of silicon rubber.
Further, the anti-bias column is arranged at the center of guidewire lumen, and the anti-bias column outer wall is provided with FRP enhancings
Layer.
Further, the outermost mica belt surface of the protection overcoat is evenly arranged with several PPS plastic sheets, and
PPS plastic sheet surfaces are provided with metal gasket.
Further, the PBT casings are fixedly connected by the polyethylene pads of both sides with insulation sleeve.
Compared with prior art, the utility model has the beneficial effects that：
(1) the utility model uses external protection of the protection overcoat as entire power cord main body, passes through polytetrafluoroethylene (PTFE)
The composite structure of layer, aramid fiber winding layer, nylon sheath wire layer and mica tape composition carries out outer protection, not only has good scratch resistant
Hinder effect, and integral strength is high, anti-corrosion capability is strong, indoors with outdoor use when all have good performance；
(2) simultaneously, the utility model will need fixed conducting wire to fix using the PBT casings inside guidewire lumen, prevent from making
It is deviated with inner lead in the process, while overall structure stable connection, use are safer.
Description of the drawings
Fig. 1 is the cross section structure schematic diagram of the utility model；
Fig. 2 is the PBT casing profile structural schematic diagrams of the utility model.
Figure label：
1- power cord main bodys；2- protection overcoats；3- insulation sleeves；4- metal gaskets；The anti-bias columns of 5-；6- guidewire lumens；7-FRP increases
Strong layer；8- polyethylene pads；
201- polytetrafluoroethylene ethylene layers；202- ointment filled layers；203- aramid fiber winding layers；204- nylon sheath wire layers；205- clouds
Master tape；206- metal connecting sheets；207- nitrile rubber pads；
601-PBT casings；602- glass layers；603- silicon rubber.
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.
As depicted in figs. 1 and 2, the utility model provides a kind of indoor external application ac power cord, including power cord master
Body 1, the power cord main body 1 include protection overcoat 2 and the insulation sleeve 3 being arranged inside protection overcoat 2, and the insulation sleeve 3
It is internally provided with guidewire lumen 6, the guidewire lumen 6 is internally provided with anti-bias column 5, and entire power cord is using protection overcoat 2 to inside
Conducting wire protected, while 2 coordinated insulation of protection overcoat set 3 carry out insulation protections, for cope with it is a variety of different use ring
Border, it is outdoor indoors to stablize use.
The protection overcoat 2 includes the polytetrafluoroethylene ethylene layer 201, aramid fiber winding layer 203, Buddhist nun set gradually from inside to outside
Imperial restrictive coating 204 and mica tape 205 are coated with one layer of ointment filled layer 202 between the polytetrafluoroethylene ethylene layer 201 and insulation sleeve 3,
Pass through metal connecting sheet between the polytetrafluoroethylene ethylene layer 201, aramid fiber winding layer 203, nylon sheath wire layer 204 and mica tape 205
206 are fixedly connected, and the outer one end of the metal connecting sheet 206 is connected with nitrile rubber pad 207, while protection overcoat 2 is whole
It is made of polytetrafluoroethylene ethylene layer 201, aramid fiber winding layer 203, nylon sheath wire layer 204 and mica tape 205, polytetrafluoroethylene (PTFE) has
High temperature resistant, low temperature resistant, corrosion-resistant, weatherability, high lubrication, nonhazardous, electrical insulating property, and mica tape 205 is specifically using thin,tough silk
Mica has good high-low temperature resistant and insulation characterisitic, and aramid fiber is a kind of novel high-tech synthetic fibers, has superelevation strong
The excellent performances such as degree, high-modulus and high temperature resistant, acid-fast alkali-proof, light-weight, insulation, anti-aging, life cycle length, pass through polytetrafluoro
The protection overcoat 2 that pvdf layer 201, aramid fiber winding layer 203, nylon sheath wire layer 204 and mica tape 205 form to entire conducting wire outside
Portion is protected, and indoors with open air in use, be adapted to different use environments, effectively prevent surface to generate damaged.
As preferred embodiment, 6 inner homogeneous of the guidewire lumen is provided with several PBT casings 601, the PBT
601 outer wall of casing is provided with glass layer 602, and 601 inner wall of PBT casings is provided with one layer of silicon rubber 603, while guidewire lumen
Multiple PBT casings 601 inside 6 utilize inside mainly for the protection of the conducting wire with fixing internal while ensureing that conducting wire is stablized
Silicon rubber 603 prevent conducting wire and 601 inner wall of PBT casings from generating abrasion, while glass layer 602 prevent PBT casings 601 it
Between generate friction and damage.
It should be added that the anti-bias column 5 is arranged at the center of guidewire lumen 6,5 outer wall of the anti-bias column setting
There are FRP enhancement layers 7, while multiple PBT casings 601 are fixed together by anti-bias column 5, prevents the conducting wire because inside external action
Generate offset, and FRP enhancement layers 7 mixed according to a certain percentage with basis material using fibrous material after the high-performance that is formed
Proximate matter material, light and hard, non-conductive, high mechanical strength recycle less, corrosion-resistant, and the FRP enhancement layers 7 at center is utilized to carry out
Reinforce protection, will not be damaged easily even when exposed to outside.
2 outermost mica tape of the protection overcoat, 205 surface is evenly arranged with several PPS plastic sheets 8, and PPS is moulded
8 surface of tablet is provided with metal gasket 4, while PPS plastic sheets 8 have good impact resistance, wearability, corrosion resistance
By force, coordinate external mica tape 205 to greatly prolong whole service life, be hardly damaged.
The PBT casings 601 are fixedly connected by the polyethylene pads 9 of both sides with insulation sleeve 3, while utilizing polyethylene pads 9
Second consolidation is carried out to PBT casings 601, ensures that entire power cord internal structure is more stablized, use is safer.
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 (5)
1. a kind of indoor external application ac power cord, it is characterised in that：Including power cord main body (1), the power cord main body (1)
Including protection overcoat (2) and the setting insulation sleeve (3) internal in protection overcoat (2), and the insulation sleeve (3) is internally provided with and leads
Line chamber (6), the guidewire lumen (6) are internally provided with anti-bias column (5)；
The protection overcoat (2) includes the polytetrafluoroethylene ethylene layer (201), aramid fiber winding layer (203), Buddhist nun set gradually from inside to outside
Imperial restrictive coating (204) and mica tape (205) are coated with one layer of ointment between the polytetrafluoroethylene ethylene layer (201) and insulation sleeve (3) and fill out
Fill layer (202), the polytetrafluoroethylene ethylene layer (201), aramid fiber winding layer (203), nylon sheath wire layer (204) and mica tape (205)
Between be fixedly connected by metal connecting sheet (206), the outer one end of the metal connecting sheet (206) is connected with nitrile rubber pad
(207)。
2. a kind of indoor external application ac power cord according to claim 1, it is characterised in that：In the guidewire lumen (6)
Portion is evenly arranged with several PBT casings (601), and PBT casings (601) outer wall is provided with glass layer (602), and
PBT casings (601) inner wall is provided with one layer of silicon rubber (603).
3. a kind of indoor external application ac power cord according to claim 1, it is characterised in that：The anti-bias column (5) sets
It sets at the center of guidewire lumen (6), anti-bias column (5) outer wall is provided with FRP enhancement layers (7).
4. a kind of indoor external application ac power cord according to claim 1, it is characterised in that：The protection overcoat (2)
Outermost mica tape (205) surface is evenly arranged with several PPS plastic sheets (8), and PPS plastic sheets (8) surface is provided with
Metal gasket (4).
5. a kind of indoor external application ac power cord according to claim 2, it is characterised in that：The PBT casings (601)
It is fixedly connected with insulation sleeve (3) by the polyethylene pads (9) of both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820094678.4U CN207977131U (en) | 2018-01-20 | 2018-01-20 | A kind of indoor external application ac power cord |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820094678.4U CN207977131U (en) | 2018-01-20 | 2018-01-20 | A kind of indoor external application ac power cord |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207977131U true CN207977131U (en) | 2018-10-16 |
Family
ID=63769420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820094678.4U Expired - Fee Related CN207977131U (en) | 2018-01-20 | 2018-01-20 | A kind of indoor external application ac power cord |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207977131U (en) |
-
2018
- 2018-01-20 CN CN201820094678.4U patent/CN207977131U/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: 20181016 Termination date: 20220120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |