CN210223613U - Electromagnetic interference resistance wire and cable - Google Patents
Electromagnetic interference resistance wire and cable Download PDFInfo
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- CN210223613U CN210223613U CN201920791434.6U CN201920791434U CN210223613U CN 210223613 U CN210223613 U CN 210223613U CN 201920791434 U CN201920791434 U CN 201920791434U CN 210223613 U CN210223613 U CN 210223613U
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Abstract
The utility model discloses an electromagnetic interference resistance wire cable, which comprises a wire core, wherein the outer side of the wire core is provided with a protective sleeve, and the outer side of the protective sleeve is provided with an isolation layer; the isolating layer wraps a plurality of first protecting sleeves, the first protecting sleeves are sleeved on the protecting sleeves, one end of each first protecting sleeve is provided with an annular blank holder, and the end part of each annular blank holder is bent downwards; the other end of each first protection sleeve is connected with a second protection sleeve, and the diameter of the second protection sleeve is smaller than that of the first protection sleeve; an annular limiting ring is arranged on the outer side of the end part of the first protective sleeve; a plurality of first protective sheaths are in tail connection, the first protective sheaths are sleeved on the second protective sheaths, and the annular limiting ring is positioned inside the annular blank holder. The utility model discloses in, first protective sheath and second protective sheath connect into an adult parcel on the surface of sinle silk, weave the effect that the shielding layer played the interference isolation together with the nickel alloy silk to first protective sheath and second protective sheath connection structure intensity are high, have increased wire and cable's intensity.
Description
Technical Field
The utility model relates to the technical field of cables, concretely relates to electromagnetic interference resistance wire and cable.
Background
In the field of optical and electrical transmission, a cable is an important transmission medium, and is widely used in the field of signal transmission technology. The existing electric wire and cable can generate interference phenomenon, the existing anti-interference method comprises the modes of weaving a shielding wire, winding a shielding wire, twisting a twisted pair wire and the like, but the method only can play a certain role in shielding and cannot play a role in reinforcing the structure, and therefore an anti-electromagnetic interference electric wire and cable is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an electromagnetic interference resistance wire and cable.
The utility model provides a following technical scheme: an electromagnetic interference prevention wire cable comprises a wire core, wherein a protective sleeve is arranged on the outer side of the wire core, and an isolation layer is arranged on the outer side of the protective sleeve;
the isolating layer wraps a plurality of first protecting sleeves, the first protecting sleeves are sleeved on the protecting sleeves, one end of each first protecting sleeve is provided with an annular blank holder, and the end part of each annular blank holder is bent downwards;
the other end of each first protection sleeve is connected with a second protection sleeve, and the diameter of the second protection sleeve is smaller than that of the first protection sleeve;
an annular limiting ring is arranged on the outer side of the end part of the first protective sleeve;
wherein, a plurality of first protective sheaths are end-to-end, and first protective sheath overlaps on the second protective sheath to annular spacing collar is located inside the annular blank holder.
Preferably, the annular pressing edge is provided with a plurality of openings, and the openings and the annular pressing edge are arranged in the radial direction; the annular spacing collar is apart from the terminal distance of second protective sheath for E, and the inner chamber width of annular blank holder is D, and distance E is equal with width D.
Preferably, the protective sleeve comprises a second rubber layer, a nickel alloy wire braided shielding layer and a first rubber layer, the first rubber layer is arranged on the outer side of the wire core, the nickel alloy wire braided shielding layer is located on the outer side of the first rubber layer, and the second rubber layer is located on the outer side of the nickel alloy wire braided shielding layer.
Preferably, the first protective sleeve is positioned in the third rubber layer, the first protective sleeve and the second protective sleeve are integrally formed, the second protective sleeve and the annular limiting ring are integrally formed, and the first protective sleeve and the annular blank holder are integrally formed; the first protective sleeve, the second protective sleeve, the annular limiting ring and the annular blank holder are made of copper alloy or aluminum alloy.
The utility model has the advantages that: the first protective sleeve and the second protective sleeve are connected into a whole to be wrapped on the surface of the wire core, the first protective sleeve and the second protective sleeve play a role in interference isolation together with the nickel alloy wire braided shielding layer, the connecting structure of the first protective sleeve and the second protective sleeve is high in strength, and the strength of the wire and cable is increased.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of an electromagnetic interference preventing electric wire and cable according to the present invention.
Fig. 2 is a schematic view of a connection structure of a first protective sheath of an electromagnetic interference preventing electric wire.
Fig. 3 is a schematic view of a front view of an electromagnetic interference preventing electric wire and cable according to the present invention.
Fig. 4 is a schematic view of the protective sheath structure for electromagnetic interference resistance wires and cables according to the present invention.
Labeled as in the figure: the rubber cable comprises a cable core 1, an annular blank holder 2, a first protective sleeve 3, a second protective sleeve 4, an annular limiting ring 5, an opening 6, a protective sleeve 7, a second rubber layer 8, a nickel alloy wire braided shielding layer 9, a first rubber layer 10 and a third rubber layer 11.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1-4, an electromagnetic interference preventing wire and cable includes a wire core 1, a protective sleeve 7 is arranged outside the wire core 1, and an isolation layer is arranged outside the protective sleeve 7; the protective sleeve 7 is used for protecting the wire core 1;
the isolating layer wraps a plurality of first protecting sleeves 3, the first protecting sleeves 3 are all sleeved on the protecting sleeve 7, one end of each first protecting sleeve 3 is provided with an annular blank holder 2, and the end part of each annular blank holder 2 is bent downwards;
the other end of each first protective sleeve 3 is connected with a second protective sleeve 4, and the diameter of the second protective sleeve 4 is smaller than that of the first protective sleeve 3;
an annular limiting ring 5 is arranged on the outer side of the end part of the first protective sleeve 3;
the plurality of first protective sleeves 3 are connected in an ending mode, the first protective sleeves 3 are sleeved on the second protective sleeves 4, and the annular limiting rings 5 are located inside the annular blank pressing devices 2;
specifically, in the use process of the present invention, the first protection sleeve 3 is sleeved on the second protection sleeve 4, and then the annular blank holder 2 is clamped on the annular spacing ring 5 to prevent the first protection sleeve 3 from falling off from the second protection sleeve 4, and the first protection sleeve 3 can be rotated and bent on the second protection sleeve 4, so that the whole cable can be bent, as shown in fig. 2, at arrow F, a certain gap is left between the end of the first protection sleeve 3 and the end of the first protection sleeve 3, and the gap is used for rotation; and the first protective sleeve 3 is connected into a whole at the end, not only can be bent and has high strength, but also can protect the internal material from being damaged.
Further, as shown in fig. 3, a plurality of openings 6 are formed on the annular blank holder 2, and the openings 6 are radially arranged with the annular blank holder 2; the distance from the annular limiting ring 5 to the tail end of the second protective sleeve 4 is E, the width of the inner cavity of the annular blank holder 2 is D, the distance E is equal to the width D, in the actual operation process, the protective sleeve 7 leaks from the opening 6, at the moment, the distance E can partially block the opening 6, the protective sleeve 7 cannot leak, and a better shielding effect is achieved;
as shown in fig. 3, one side (arrow B department) that first protection cover 3 was kept away from to annular blank holder 2 is the arc surface, annular blank holder 2 opposite side (arrow a department) is the perpendicular, the perpendicular is in the same place with the better card of annular blank holder 2 ability, annular blank holder 2 deviates from, and the arc surface of arrow B department plays the effect of conveniently inserting, when annular blank holder 2 is close to towards annular spacing collar 5 promptly, annular spacing collar 5 props annular blank holder 2 and enlarges and falls into wherein, and annular blank holder 2 is cut apart by opening 6 and is a plurality ofly, because elastic deformation's effect, annular blank holder 2 resumes the former state, can not deviate from with the cooperation of annular spacing collar 5.
As shown in fig. 4, further, the protective sleeve 7 comprises a second rubber layer 8, a nickel alloy wire braided shield layer 9 and a first rubber layer 10, wherein the first rubber layer 10 is arranged outside the wire core 1, the nickel alloy wire braided shield layer 9 is arranged outside the first rubber layer 10, and the second rubber layer 8 is arranged outside the nickel alloy wire braided shield layer 9; the nickel alloy wire braided shielding layer 9 can play a role in shielding interference, the second rubber layer 8 is used for protecting the nickel alloy wire braided shielding layer 9, and the first rubber layer 10 is used for protecting the wire core 1.
As shown in fig. 2, further, the first protective sleeve 3 is located in the third rubber layer 11, the first protective sleeve 3 and the second protective sleeve 4 are integrally formed, the second protective sleeve 4 and the annular spacing collar 5 are integrally formed, and the first protective sleeve 3 and the annular blank holder 2 are integrally formed; first protective sheath 3, second protective sheath 4, annular spacing collar 5 and annular blank holder 2 are copper alloy or aluminum alloy and make, can play fine electromagnetic interference resistance's function.
The third rubber layer 11 is connected with the first protective sleeve 3 in an interference fit mode, so that the first protective sleeve 3 is wrapped by the third rubber layer 11.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. An electromagnetic interference prevention wire cable comprises a wire core (1), and is characterized in that a protective sleeve (7) is arranged on the outer side of the wire core (1), and an isolation layer is arranged on the outer side of the protective sleeve (7);
the isolation layer wraps the first protection sleeves (3), the first protection sleeves (3) are sleeved on the protection sleeve (7), one end of each first protection sleeve (3) is provided with an annular blank holder (2), and the end part of each annular blank holder (2) is bent downwards;
the other end of each first protection sleeve (3) is connected with a second protection sleeve (4), and the diameter of each second protection sleeve (4) is smaller than that of each first protection sleeve (3);
an annular limiting ring (5) is arranged on the outer side of the end part of the first protective sleeve (3);
wherein, a plurality of first protective sheaths (3) are end-to-end, first protective sheath (3) are sleeved on second protective sheath (4), and annular spacing ring (5) is located inside annular blank holder (2).
2. The electromagnetic interference prevention electric wire and cable as claimed in claim 1, wherein the annular pressing edge (2) is provided with a plurality of openings (6), and the openings (6) and the annular pressing edge (2) are arranged in a radial direction; the distance from the annular limiting ring (5) to the tail end of the second protective sleeve (4) is E, the width of the inner cavity of the annular blank holder (2) is D, and the distance E is equal to the width D.
3. An electromagnetic interference preventing electric wire and cable as claimed in claim 1, characterized in that the protective sheath (7) comprises a second rubber layer (8), a nickel alloy wire braided shield layer (9), and a first rubber layer (10), the first rubber layer (10) is arranged outside the wire core (1), the nickel alloy wire braided shield layer (9) is arranged outside the first rubber layer (10), and the second rubber layer (8) is arranged outside the nickel alloy wire braided shield layer (9).
4. The electromagnetic interference prevention electric wire and cable as claimed in claim 1, wherein the first protective sheath (3) is located in the third rubber layer (11), the first protective sheath (3) and the second protective sheath (4) are integrally formed, the second protective sheath (4) and the annular spacing ring (5) are integrally formed, and the first protective sheath (3) and the annular pressing edge (2) are integrally formed; the first protective sleeve (3), the second protective sleeve (4), the annular limiting ring (5) and the annular blank holder (2) are made of copper alloy or aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920791434.6U CN210223613U (en) | 2019-05-29 | 2019-05-29 | Electromagnetic interference resistance wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920791434.6U CN210223613U (en) | 2019-05-29 | 2019-05-29 | Electromagnetic interference resistance wire and cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210223613U true CN210223613U (en) | 2020-03-31 |
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ID=69928644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920791434.6U Active CN210223613U (en) | 2019-05-29 | 2019-05-29 | Electromagnetic interference resistance wire and cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210223613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114464356A (en) * | 2022-02-21 | 2022-05-10 | 郑州恒天铜业有限公司 | Flame-retardant cable for wind power generation and processing equipment |
-
2019
- 2019-05-29 CN CN201920791434.6U patent/CN210223613U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114464356A (en) * | 2022-02-21 | 2022-05-10 | 郑州恒天铜业有限公司 | Flame-retardant cable for wind power generation and processing equipment |
| CN114464356B (en) * | 2022-02-21 | 2024-04-12 | 轩辕电工集团(河南)有限公司 | Flame-retardant cable for wind power generation and processing equipment |
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