CN216749442U - Magnetic suspension high-flexibility special insulation power cable - Google Patents
Magnetic suspension high-flexibility special insulation power cable Download PDFInfo
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- CN216749442U CN216749442U CN202122787466.9U CN202122787466U CN216749442U CN 216749442 U CN216749442 U CN 216749442U CN 202122787466 U CN202122787466 U CN 202122787466U CN 216749442 U CN216749442 U CN 216749442U
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Abstract
The utility model discloses a magnetic suspension high-flexibility special insulated power cable which comprises a straight rubber layer, wherein the outer side of the straight rubber layer and the straight rubber layer are concentric circles, a semiconductive nylon layer is arranged on the outer side of the straight rubber layer, a pressure spring is arranged in a gap between the semiconductive nylon layer and the straight rubber layer, the two ends of the pressure spring are connected with the semiconductive nylon layer and the straight rubber layer respectively, the pressure spring is arranged on the outer side of the straight rubber layer at equal intervals by taking the circle center inside the straight rubber layer as the circle center, the outer side of the semiconductive nylon layer is filled with an intensive fireproof filling layer, and the outer side of the fireproof filling layer is connected with a heat insulation layer. This flexible special flexible cable of 17.5kv magnetic suspension installs pressure shell fragment and pressure spring, takes place the physique after warping when the cable body atress, and the pressure shell fragment atress of installing in the outside can reset automatically, and when the crooked dynamics is great, the pressure spring of semi-conductive nylon in situ portion also can the atress reset, has reduced personnel's manually operation's risk.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a magnetic suspension high-flexibility special insulating power cable.
Background
The magnetic suspension train is a novel vehicle consisting of a non-contact magnetic support, a magnetic guide and a linear driving system, and the high-flexibility special insulated power cable is used as one of main structural members of the magnetic suspension train and plays an important role, but the existing high-flexibility special insulated power cable has the defects when in use;
when the existing cable is used, the surface of the existing cable is bent after a maglev train passes through the existing cable, and the existing cable needs manpower to smooth the existing cable, so that the danger coefficient is very high, the safety is greatly threatened, and a good automatic resetting device is not provided;
therefore, the magnetic suspension high-flexibility special insulating power cable can well solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a magnetic suspension high-flexibility special insulated power cable, which aims to solve the problems that the existing cable in the market provided by the background technology does not have a good automatic resetting device and is smoothed by manpower to have a high risk coefficient.
In order to achieve the purpose, the utility model provides the following technical scheme: a magnetic suspension high-flexibility special insulated power cable comprises a straight rubber layer, wherein a semi-conductive nylon layer is arranged on the outer side of the straight rubber layer and is concentric with the straight rubber layer, a pressure spring is arranged in a gap between the semi-conductive nylon layer and the straight rubber layer, and the two ends of the pressure spring are connected with the semi-conductive nylon layer and the straight rubber layer;
the pressure springs are arranged on the outer side of the straight rubber layer at equal intervals by taking the circle center inside the straight rubber layer as the circle center.
Preferably, the semi-conductive nylon layer outside is filled with intensive fire prevention filling layer, and the fire prevention filling layer outside is connected with the insulating layer to many cable bodies have been laid to the inside of fire prevention filling layer.
Through adopting above technical scheme, can keep apart cable body and semi-conductive nylon layer.
Preferably, the cable body is installed to semi-conductive nylon layer outside, and the outside and the fire prevention filling layer of cable body closely laminate.
Through adopting above technical scheme, can be better prevent to cause because of the danger that its inside takes place to catch fire because of high temperature.
Preferably, the outer side of the heat insulation layer is tightly attached with an insulation shielding layer, and a pressure spring is connected above the insulation shielding layer.
By adopting the technical scheme, the external magnetic field can be better shielded, and the work is safe.
Preferably, the inner wall of the soft insulating protective sleeve is fixedly connected with a pressure spring, and the soft insulating protective sleeve is connected with an insulating shielding layer through the pressure spring.
Through adopting above technical scheme, when can be better guarantee its emergence distortion, the pressure shell fragment can reset it through self elasticity.
Preferably, the outer side of the soft insulating protective sleeve is hermetically connected with a graphene wrapping layer, and the graphene wrapping layer is made of a special chemical material.
Through adopting above technical scheme, guarantee cable body that can be better can not dissolve in water and guarantee its super high electric conductivity.
Compared with the prior art, the utility model has the beneficial effects that: the 17.5kv magnetic suspension flexible special flexible cable comprises:
be provided with pressure shell fragment and pressure spring, take place the physique when cable body atress and warp the back, install the pressure shell fragment atress in the outside and can reset automatically, when crooked dynamics is great, the pressure spring of semi-conductive nylon in situ portion also can the atress reset, and better facilitate the use has also reduced personnel's manually operation's risk.
Drawings
FIG. 1 is a schematic view of the main sectional structure of the present invention;
FIG. 2 is a schematic view of a pressure spring of the present invention in a top-down view;
FIG. 3 is a schematic view of a main section structure of the soft insulating protective sheath and the insulating shielding layer according to the present invention;
FIG. 4 is a schematic side sectional view of the present invention.
In the figure: 1. a graphene wrapping layer; 2. a soft insulating protective sleeve; 3. an insulating shield layer; 4. a thermal insulation layer; 5. a pressure spring plate; 6. a cable body; 7. a semiconductive nylon layer; 8. a pressure spring; 9. a straight rubber layer; 10. a fireproof filling layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a magnetic suspension high-flexibility special insulating power cable comprises a graphene wrapping layer 1, a soft insulating protective sleeve 2, an insulating shielding layer 3, a heat insulating layer 4, a pressure spring sheet 5, a cable body 6, a semi-conductive nylon layer 7, a pressure spring 8, a straight rubber layer 9 and a fireproof filling layer 10;
the outer side of the straight rubber layer 9 and the straight rubber layer 9 are concentric circles, a semi-conductive nylon layer 7 is installed, a pressure spring 8 is installed in a gap between the semi-conductive nylon layer 7 and the straight rubber layer 9, the two ends of the pressure spring 8 are connected with the semi-conductive nylon layer 7 and the straight rubber layer 9, and the pressure spring 8 is installed on the outer side of the straight rubber layer 9 at equal intervals by taking the circle center inside the straight rubber layer 9 as the circle center.
As shown in fig. 1, wrap up straight rubber layer 9 together through pressure spring 8 and semiconduction nylon layer 7, then wrap up cable body 6 around semiconduction nylon layer 7, live its parcel through fire prevention filling layer 10, then utilize insulating layer 4 to live fire prevention filling layer 10 parcel, be connected soft insulating protective sheath 2 and insulating shield 3 through pressure shell fragment 5 again, insulating shield 3 closely laminates with insulating layer 4, wraps up graphite alkene wrapping layer 1 in the outside of soft insulating protective sheath 2 at last.
The 7 outside packings on semiconduction nylon layer have intensive fire prevention filling layer 10, and the 10 outside of fire prevention filling layer is connected with insulating layer 4, and many cable bodies 6 have been laid to the inside of fire prevention filling layer 10, cable body 6 is installed in the 7 outside on semiconduction nylon layer, and the outside of cable body 6 closely laminates with fire prevention filling layer 10, insulating shield 3 is installed in the outside of insulating layer 4 closely, and insulating shield 3's top is connected with pressure shell fragment 5, soft insulating protection cover 2, its inner wall fixedly connected with pressure shell fragment 5, and soft insulating protection cover 2 is connected with insulating shield 3 through pressure shell fragment 5, soft insulating protection cover 2, its outside sealing connection has graphite alkene parcel layer 1, and graphite alkene parcel layer 1 is special chemical material.
When taking place bending deformation, pressure shell fragment 5 can be through the quick original position that resets of self elasticity, as shown in fig. 3, when bending deformation dynamics is great, pressure shell fragment 5 can not reset after self position, as shown in fig. 2, semi-conductive nylon layer 7 and the inside pressure spring 8 of straight rubber layer 9 can reset whole cable through self elasticity, better guarantee magnetic suspension train's driving safety.
The working principle is as follows: when using this high flexible special type of magnetic suspension insulated power cable, at first, as shown in fig. 1, will be straight rubber layer 9 through compression spring 8 and semiconduction nylon layer 7 parcel together, then wrap up cable body 6 around semiconduction nylon layer 7, live it through the parcel of fire prevention filling layer 10, then live the parcel of fire prevention filling layer 10 with insulating layer 4, be connected soft insulating protective sheath 2 and insulating shield layer 3 through pressure shell fragment 5 again, insulating shield layer 3 closely laminates with insulating layer 4, wrap up graphite alkene wrapping layer 1 in soft insulating protective sheath 2's the outside at last.
When taking place bending deformation, pressure shell fragment 5 can be through the quick position that resets of the elasticity of self to original position, and pressure shell fragment 5 can not reset after self position, and pressure spring 8 can reset whole root cable through the elasticity of self, better guarantee maglev train's driving safety.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a high flexible special type of magnetic suspension insulated power cable which characterized in that includes:
the outer side of the straight rubber layer (9) and the straight rubber layer (9) are concentric circles, a semi-conductive nylon layer (7) is arranged, a pressure spring (8) is arranged in a gap between the semi-conductive nylon layer (7) and the straight rubber layer (9), and the two ends of the pressure spring (8) are connected with the semi-conductive nylon layer (7) and the straight rubber layer (9);
the pressure springs (8) are arranged on the outer side of the straight rubber layer (9) at equal intervals by taking the circle center inside the straight rubber layer (9) as the circle center.
2. The magnetic levitation high-flexibility special insulated power cable according to claim 1, characterized in that: the semi-conductive nylon layer (7) outside is filled with intensive fire prevention filling layer (10), and fire prevention filling layer (10) outside is connected with insulating layer (4) to many cable bodies (6) are laid to the inside of fire prevention filling layer (10).
3. The magnetic levitation high-flexibility special insulated power cable according to claim 2, characterized in that: cable body (6) are installed in semi-conductive nylon layer (7) outside, and the outside and the fire prevention filling layer (10) of cable body (6) closely laminate.
4. The magnetic levitation high-flexibility special insulated power cable according to claim 2, characterized in that: the outside of insulating layer (4) is closely laminated and is installed insulating shield layer (3), and the top of insulating shield layer (3) is connected with pressure shell fragment (5).
5. The magnetically levitated high-flexibility special insulated power cable according to claim 4, wherein: the inner wall of the soft insulating protective sleeve (2) is fixedly connected with a pressure elastic sheet (5), and the soft insulating protective sleeve (2) is connected with an insulating shielding layer (3) through the pressure elastic sheet (5).
6. A magnetically levitated high flexibility special insulated power cable according to claim 5, wherein: the outer side of the soft insulating protective sleeve (2) is connected with a graphene wrapping layer (1) in a sealing mode, and the graphene wrapping layer (1) is made of special chemical materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122787466.9U CN216749442U (en) | 2021-11-15 | 2021-11-15 | Magnetic suspension high-flexibility special insulation power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122787466.9U CN216749442U (en) | 2021-11-15 | 2021-11-15 | Magnetic suspension high-flexibility special insulation power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216749442U true CN216749442U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122787466.9U Active CN216749442U (en) | 2021-11-15 | 2021-11-15 | Magnetic suspension high-flexibility special insulation power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216749442U (en) |
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2021
- 2021-11-15 CN CN202122787466.9U patent/CN216749442U/en active Active
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