CN216487427U - Antimagnetic anti-interference special cable - Google Patents
Antimagnetic anti-interference special cable Download PDFInfo
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- CN216487427U CN216487427U CN202123341267.1U CN202123341267U CN216487427U CN 216487427 U CN216487427 U CN 216487427U CN 202123341267 U CN202123341267 U CN 202123341267U CN 216487427 U CN216487427 U CN 216487427U
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Abstract
The utility model discloses a diamagnetic anti-interference special cable, including the sinle silk conductor, the quantity of sinle silk conductor sets up to a plurality ofly, and the sinle silk conductor evenly distributed to the outer wall of every sinle silk conductor has all wrapped up the insulating layer, and the outer wall of every insulating layer has all wrapped up insulating outer winding package shielding layer; the cable is formed by weaving a shielding layer, the outer wall of the insulating outer-winding shielding layer is wrapped by the cable-forming rear-weaving shielding layer, and the outer wall of the cable-forming rear-weaving shielding layer is wrapped by an outer wrapping layer. This anti-interference special type cable of diamagnetism, through the setting of first protective joint and second protective joint, shelter from to the department that links to each other of two conductor core to the setting of utilization slip protective sheath and lug and compression spring that can be quick, to two conductor core quick connections, the setting of slip protective sheath can avoid the rainwater to contact with two conductor core's junction, thereby influences conductor core's life.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be an anti-interference special type cable of diamagnetism.
Background
There is an increasing demand for special cables having unique properties and special structures for use in various special locations. The special cable has specific requirements on the use of the cable in the fields of electric power, communication, rail traffic, ocean engineering, aerospace and the like, and the product has a tendency of high product conversion.
The performance of the existing special cable can not completely meet the requirements of use occasions, and a large lifting space is provided; the softness and electrical properties of the insulating layer cannot be ensured to be excellent at the same time; the shielding layer has single function and weak anti-electromagnetic interference capability; local deformation of the cable during use is a frequent quality problem. Because the number of meters used for installing the cable is short, if the quality problem occurs, the cable needs to be replaced completely, and the cost is high, a special diamagnetic anti-interference cable is provided so as to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an antimagnetic anti-interference special cable, which solves the problem that the performance of the existing special cable in the current market proposed by the background technology can not completely meet the requirements of the use occasions, and has a large lifting space; the softness and electrical properties of the insulating layer cannot be ensured to be excellent at the same time; the shielding layer has single function and weak anti-electromagnetic interference capability; local deformation of the cable during use is a frequent quality problem. The number of meters used for installing the cable is short, so that if quality problems occur, the cable needs to be replaced completely, and the cost is high.
In order to achieve the above object, the utility model provides a following technical scheme: an antimagnetic anti-interference special cable comprises
The cable comprises a plurality of cable core conductors, wherein the cable core conductors are uniformly distributed, the outer wall of each cable core conductor is wrapped with an insulating layer, and the outer wall of each insulating layer is wrapped with an insulating outer-winding shielding layer;
the outer wall of the braided shielding layer after cabling is wrapped with an extruded outer protective layer, and the outer wall of the extruded outer protective layer is wrapped with a wear-resistant layer;
a plurality of compression rods arranged in number and distributed about a central annular array of extruded outer jacket, and one end of each of the plurality of compression rods, which is far away from the extruded outer protection layer, is fixedly connected with a flexible protection layer, one end of each flexible protection layer is fixedly connected with a first protection joint, and the other end of each flexible protection layer is fixedly connected with a second protection joint, one end of the first protection joint is provided with a sliding groove, and both sides of the inner wall of the sliding groove are provided with through holes, the inner wall of the sliding groove is connected with a sliding protective sleeve in a sliding way, both sides of one end of the sliding protective sleeve are provided with grooves, and the equal sliding connection of inner wall of two recesses has the lug, and the fixed orifices has all been seted up to the both sides of second protection joint moreover, two the fixed orifices respectively with two lug sliding connection, and fixedly connected with compression spring between recess and the lug.
Preferably, the inner part of the wear-resistant layer is fixedly connected with a metal wire mesh, and the wear-resistant layer is made of polytetrafluoroethylene materials.
Preferably, the compression rod includes the dead lever, and the bottom of dead lever and the outer wall fixed connection of wearing layer to the top sliding connection of dead lever has the buffer lever, and the bottom fixed connection of buffer lever has buffer spring moreover, buffer spring's bottom and the interior diapire fixed connection of dead lever.
Preferably, the wire core conductor is made of a tin-plated copper conductor material, and the insulating layer is made of a silane cross-linked ethylene propylene rubber material.
Preferably, the insulating outer wrapping shielding layer is made of an aluminum-plastic composite film material, and the braided shielding layer after cabling is made of a tin-plated copper alloy wire material.
Preferably, the extruded outer protection layer is made of a polyurethane material, and the flexible protection layer is made of a rubber material.
Compared with the prior art, the beneficial effects of the utility model are that: the diamagnetic anti-interference special cable;
1. through the arrangement of the first protection joint and the second protection joint, the joint of the two core conductors is shielded, and the sliding protective sleeve and the arrangement of the lug and the compression spring can be quickly utilized, so that the two core conductors are quickly connected, and the sliding protective sleeve can prevent rainwater from contacting the joint of the two core conductors, thereby influencing the service life of the core conductors;
2. through the arrangement of the buffer spring, the fixed rod and the buffer rod, the external extrusion force on the flexible protection layer is buffered, the phenomenon that the external pressure is too large to extrude the core conductor is avoided, and the core conductor is good in softness and easy to bend due to the fact that the tinned copper wire is adopted as a stranded soft conductor; the tinning can prevent corrosion and oxidation.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic view of a connection structure of a first protection joint and a second protection joint of the present invention;
FIG. 3 is a schematic view of the connection structure of the buffer rod and the buffer spring of the present invention;
fig. 4 is a schematic view of the first protection joint structure of the present invention.
In the figure: 1. a core conductor; 2. an insulating layer; 3. an insulating outer winding wrapping shielding layer; 4. weaving a shielding layer after cabling; 5. extruding and wrapping the outer protective layer; 6. a wear layer; 7. a compression rod; 8. a flexible protective layer; 9. a first protective joint; 10. a second protection joint; 11. a sliding groove; 12. a through hole; 13. a sliding protective sleeve; 14. a groove; 15. a compression spring; 16. a bump; 17. a fixing hole; 18. a wire mesh; 19. a buffer spring; 20. fixing the rod; 21. a buffer rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a diamagnetic anti-interference special cable comprises; the cable comprises a core conductor 1, an insulating layer 2, an insulating outer-winding shielding layer 3, a braided shielding layer 4 after cabling, an extruded outer protective layer 5, a wear-resistant layer 6, a compression rod 7, a flexible protective layer 8, a first protective joint 9, a second protective joint 10, a sliding groove 11, a through hole 12, a sliding protective sleeve 13, a groove 14, a compression spring 15, a bump 16, a fixing hole 17, a metal wire mesh 18, a buffer spring 19, a fixing rod 20 and a buffer rod 21;
the cable comprises a plurality of core conductors 1, wherein the core conductors 1 are uniformly distributed, the outer wall of each core conductor 1 is wrapped with an insulating layer 2, and the outer wall of each insulating layer 2 is wrapped with an insulating outer-wrapping shielding layer 3;
the shielding layer 4 is braided after cabling, the shielding layer 4 is wrapped on the outer walls of the insulating outer-winding shielding layers 3, the outer wall of the braided shielding layer 4 is wrapped with an outer wrapping layer 5 after cabling, and the outer wall of the outer wrapping layer 5 is wrapped with a wear-resistant layer 6;
the number of the compression rods 7 is multiple, the multiple compression rods 7 are distributed in an annular array around the center of the extruded outer protection layer 5, one ends of the multiple compression rods 7, which are far away from the extruded outer protection layer 5, are fixedly connected with flexible protection layers 8, one end of each flexible protection layer 8 is fixedly connected with a first protection joint 9, the other end of each flexible protection layer 8 is fixedly connected with a second protection joint 10, one end of each first protection joint 9 is provided with a sliding groove 11, both sides of the inner wall of each sliding groove 11 are provided with through holes 12, the inner wall of each sliding groove 11 is slidably connected with a sliding protection sleeve 13, both sides of one end of each sliding protection sleeve 13 are provided with grooves 14, the inner walls of the two grooves 14 are slidably connected with convex blocks 16, both sides of each second protection joint 10 are provided with fixing holes 17, and the two fixing holes 17 are respectively slidably connected with the two convex blocks 16, and a compression spring 15 is fixedly connected between the groove 14 and the projection 16.
Referring to fig. 3, a wire mesh 18 is fixedly connected to the inside of the wear-resistant layer 6, and the wear-resistant layer 6 is made of a teflon material, so that the interference resistance of the core conductor 1 is increased by the arrangement of the wire mesh 18, and meanwhile, the flexibility of the core conductor 1 can be adjusted by the wire mesh 18.
Referring to fig. 3, the compression rod 7 includes a fixing rod 20, the bottom of the fixing rod 20 is fixedly connected to the outer wall of the wear-resistant layer 6, the top of the fixing rod 20 is slidably connected to a buffer rod 21, the bottom of the buffer rod 21 is fixedly connected to a buffer spring 19, the bottom of the buffer spring 19 is fixedly connected to the inner bottom wall of the fixing rod 20, and the pressure applied to the flexible protective layer 8 is buffered by the fixing rod 20, the buffer spring 19 and the buffer rod 21.
Referring to fig. 1, a core conductor 1 is made of a tinned copper conductor material, an insulating layer 2 is made of a silane crosslinked ethylene propylene rubber material, the core conductor 1 is formed by stranding standard 5 th class tinned copper wires, the bending performance of the stranded conductor is improved, and the tensile resistance is enhanced; the tinning of the copper wire can prevent oxidation and corrosion, the service life is prolonged, meanwhile, the insulating layer 2 adopts silane crosslinked ethylene propylene rubber, the insulating material does not need rubber processing equipment, can be directly extruded and processed by a plastic extruding machine, and has simple equipment requirement and strong universality; the strength and the electrical property are the same as those of crosslinked polyethylene XLPE and are far higher than those of common rubber; the rubber has high tear resistance, long service life, good softness and the characteristics of rubber; warm water crosslinking, normal temperature self-crosslinking and simple crosslinking mode; no vulcanization and light specific gravity.
Referring to fig. 1, the insulating externally-wrapped shielding layer 3 is made of an aluminum-plastic composite film material, the braided shielding layer 4 after cabling is made of a tin-plated copper alloy wire material, and the insulating externally-wrapped shielding layer 3 is made of an aluminum-plastic composite film, so that the insulating externally-wrapped shielding layer has good flexibility; moisture is prevented, and water cannot be diluted; the shielding performance is strong, the static electricity is prevented, external electromagnetic interference and internal interference to the outside are prevented, the shielding layer 4 is made of tin-plated copper alloy wires, the shielding layer is woven after insulated wire cores are twisted into cables, and an internal electric field is shielded to reduce the electromagnetic interference to the outside and enable the electric field to be uniform; the high-strength high-conductivity high-heat-resistance high-bending-fatigue-life high-tensile-strength high-bending-fatigue-resistance high-tensile-resistance high-bending-fatigue-resistance high-bending-fatigue-resistance high-tensile-resistance high-bending-fatigue-resistance high-bending-resistance high-tensile-resistance high-bending-fatigue-resistance high-bending-resistance high-tensile-strength high-bending-resistance high-fatigue-resistance high-bending-resistance high-bending-fatigue-resistance high-bending-resistance high-tensile-resistance high-bending-fatigue-resistance high-bending-resistance high-tensile-resistance high-tensile-resistance high-tensile-resistance high-resistance.
Referring to fig. 1, the outer wrapping layer 5 is made of polyurethane, the flexible protection layer 8 is made of rubber, and the outer wrapping layer 5 is made of polyurethane, so that the outer wrapping layer has good stability, chemical resistance, resilience and mechanical properties and has smaller compression deformability. Good heat insulation, sound insulation, shock resistance and gas defense performance.
The working principle is as follows: when the diamagnetic anti-interference special cable is used, according to fig. 1-4, when one ends of two core conductors 1 are required to be connected, the sliding protective sleeve 13 on the first protective joint 9 slides out of the sliding groove 11, so that the compression spring 15 is in a compressed state when the bump 16 passes through the second protective joint 10, and when the bump 16 penetrates through the fixing hole 17, the compression spring 15 rebounds, so that the fixing hole 17 is clamped with the bump 16, and the joint of the two core conductors 1 is protected;
when flexible protective layer 8 received pressure, flexible protective layer 8 takes buffer rod 21 to the inside removal of dead lever 20, makes buffer spring 19 be in compression state, cushions pressure, avoids sinle silk conductor 1 to receive the phenomenon that pressure leads to the damage.
The use of the special diamagnetic anti-interference cable is completed, and the contents which are not described in detail in the specification belong to the prior art which is well known to those skilled in 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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A diamagnetic anti-interference special cable is characterized by comprising
The cable comprises a plurality of cable core conductors, wherein the cable core conductors are uniformly distributed, the outer wall of each cable core conductor is wrapped with an insulating layer, and the outer wall of each insulating layer is wrapped with an insulating outer-winding shielding layer;
the outer wall of the braided shielding layer after cabling is wrapped with an extruded outer protective layer, and the outer wall of the extruded outer protective layer is wrapped with a wear-resistant layer;
a plurality of compression rods arranged in number and distributed about a central annular array of extruded outer jacket, and one end of each of the plurality of compression rods, which is far away from the extruded outer protection layer, is fixedly connected with a flexible protection layer, one end of each flexible protection layer is fixedly connected with a first protection joint, and the other end of each flexible protection layer is fixedly connected with a second protection joint, one end of the first protection joint is provided with a sliding groove, and both sides of the inner wall of the sliding groove are provided with through holes, the inner wall of the sliding groove is connected with a sliding protective sleeve in a sliding way, both sides of one end of the sliding protective sleeve are provided with grooves, and the equal sliding connection of inner wall of two recesses has the lug, and the fixed orifices has all been seted up to the both sides of second protection joint moreover, two the fixed orifices respectively with two lug sliding connection, and fixedly connected with compression spring between recess and the lug.
2. The special diamagnetic anti-interference cable according to claim 1, wherein the special diamagnetic anti-interference cable comprises: the inside fixedly connected with wire mesh of wearing layer, and wearing layer is made by polytetrafluoroethylene material.
3. The special diamagnetic anti-interference cable according to claim 1, wherein the special diamagnetic anti-interference cable comprises: the compression rod comprises a fixed rod, the bottom of the fixed rod is fixedly connected with the outer wall of the wear-resistant layer, the top of the fixed rod is slidably connected with a buffer rod, the bottom of the buffer rod is fixedly connected with a buffer spring, and the bottom of the buffer spring is fixedly connected with the inner bottom wall of the fixed rod.
4. The special diamagnetic anti-interference cable according to claim 1, wherein the special diamagnetic anti-interference cable comprises: the wire core conductor is made of a tin-plated copper conductor material, and the insulating layer is made of a silane crosslinked ethylene propylene rubber material.
5. The special diamagnetic anti-interference cable according to claim 1, wherein the special diamagnetic anti-interference cable comprises: the insulating external wrapping shielding layer is made of an aluminum-plastic composite film material, and the braided shielding layer after cabling is made of a tin-plated copper alloy wire material.
6. The special diamagnetic anti-interference cable according to claim 1, wherein the special diamagnetic anti-interference cable comprises: the outer jacket of the extrusion package is made of polyurethane materials, and the flexible protective layer is made of rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123341267.1U CN216487427U (en) | 2021-12-27 | 2021-12-27 | Antimagnetic anti-interference special cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123341267.1U CN216487427U (en) | 2021-12-27 | 2021-12-27 | Antimagnetic anti-interference special cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216487427U true CN216487427U (en) | 2022-05-10 |
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ID=81429801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123341267.1U Active CN216487427U (en) | 2021-12-27 | 2021-12-27 | Antimagnetic anti-interference special cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216487427U (en) |
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2021
- 2021-12-27 CN CN202123341267.1U patent/CN216487427U/en active Active
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