CN209249111U - A kind of shielded cable that can enhance local effectiveness - Google Patents
A kind of shielded cable that can enhance local effectiveness Download PDFInfo
- Publication number
- CN209249111U CN209249111U CN201822065379.0U CN201822065379U CN209249111U CN 209249111 U CN209249111 U CN 209249111U CN 201822065379 U CN201822065379 U CN 201822065379U CN 209249111 U CN209249111 U CN 209249111U
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- cable
- grafting
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- core
- effectiveness
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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
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Abstract
The utility model provides a kind of shielded cable that can enhance local effectiveness, including cable conductor, internal shield, refractory insulating layer, weathering layer and external shielding layer；Cable conductor is by 3 monomer cable cores according to successively grafting forms clockwise；Monomer cable core includes core and grafting protective case；Core cooperation is set in protection portion；Internal shield is metal net shaped braiding layer, is wrapped in cable conductor outer surface；Refractory insulating layer and weathering layer are successively wrapped in internal shield outer surface, and weathering layer outer surface is provided with local modulation slot along its length；External shielding layer is the high magnetic conduction core of strip, is coupled in local modulation slot.The utility model is on the basis of with outstanding shielding, fire-proof insulation and weatherability, the position of external shielding layer can be also adjusted according to actual needs, effectiveness can be improved in cable entirety weakness, the electromagnetic radiation and leakage for preventing extraneous electromagnetic interference and inside, greatly improve whole safety in utilization.
Description
Technical field
The invention belongs to field of cables, and in particular to one kind can enhance the shielded cable of local effectiveness.
Background technique
Existing shielded cable is mostly directly wrapped up internal signal wire using metal net shaped braiding layer, plays base
On the one hand this shielding action guarantees still there is good transmission performance in the environment of having electromagnetic interference, while can also
The electromagnetic radiation that cable itself is sent out can be obstructed to a certain extent.But due to cable local environment and safety
Consider, generally can not because of cable local damage and it is replaced, this results in the shield effectiveness of cable itself substantially
It reduces, not only leads to the reduction of transmission security, it is also quite conceivable to certain electromagnetic radiation is generated to the people inhabited near cable,
Influence its health.
Therefore, a kind of electricity that can be locally electromagnetically shielded for the cable of local damage is developed in view of the above problems
Cable is those skilled in the art institute urgent need to solve the problem.
Summary of the invention
To solve the above problems, the invention discloses the shielded cables that one kind can enhance local effectiveness.
In order to achieve the above object, the invention provides the following technical scheme:
A kind of shielded cable that can enhance local effectiveness, including cable conductor, internal shield, hot-face insulation
Layer, weathering layer and external shielding layer；Cable conductor is by 3 monomer cable cores according to successively grafting forms clockwise；Monomer cable
Core includes core and grafting protective case；Grafting protective case include cross section protection portion and along its length with protection
The integrally formed plug division in portion；It is 120 ° of grafting angle that plug division, which has angle, and the two sides of plug division are respectively along length side
To equipped with grafting protrusion and grafting groove；Grafting protrusion is matched with grafting groove；Core cooperation is set in protection portion；Interior screen
Covering layer is metal net shaped braiding layer, is wrapped in the outer surface of cable conductor；In refractory insulating layer and weathering layer are successively wrapped in
The outer surface of shielded layer, and the outer surface of weathering layer is provided with local modulation slot along its length；External shielding layer is the height of strip
Magnetic conduction core is coupled in local modulation slot.
The present invention provides the shielded cables that one kind can enhance local effectiveness, by cable conductor, inner shield
Layer, refractory insulating layer, weathering layer and external shielding layer composition, wherein cable conductor is by 3 according to successively grafting clockwise
Monomer cable core composition, monomer cable core then from the inside to the outside include core and grafting protective case, core be arranged in grafting protective case
Protection portion in, grafting protective case also have include 120 ° of grafting angles plug division, which sets along its length
There are mutually matched grafting protrusion and grafting groove, is plugged in together with guaranteeing that 3 monomer cable cores can be stablized；Internal shield
It is selected as metal net shaped braiding layer, is wrapped in the outer surface of cable conductor, guarantees basic shielding action；Refractory insulating layer and
Weathering layer is then successively wrapped in internal shield outer surface, guarantees the whole safety of the present invention and durable while weather-proof
Layer outer surface is also reversely provided with the local modulation slot for external shielding layer installation along length, and the external shielding layer in the present invention is selected as item
The high magnetic conduction core of shape, can move in local modulation slot according to actual needs, to realize the electromagnetic shielding enhancing of part.
Further, the angular bisector at grafting angle is conllinear with any one radius in protection portion.
Further, ceramic silicone rubber tube is also filled between cable conductor and internal shield；Ceramic silicone rubber tube is located at
The junction of two neighboring monomer cable core.
Ceramic silicone rubber tube is also filled in the present invention between cable conductor and internal shield, and ceramic silicone rubber tube is located at
The junction of two neighboring monomer cable core, the design are enabled to also have between cable conductor and internal shield and be supported well
Property, while can also further promote the fire protecting performance of entirety of the invention.
Further, the depth of grafting groove is greater than its radius.
Further, the vertical section of local modulation slot is rectangle channel-shaped, and width is wide less than at slot bottom at its notch
Degree.
Compared with prior art, the present invention on the basis of with outstanding shielding, fire-proof insulation and weatherability,
The position of external shielding layer can be also adjusted according to actual needs, can be improved effectiveness in cable entirety weakness, be prevented
The electromagnetic radiation and leakage of extraneous electromagnetic interference and inside, greatly improve whole safety in utilization.
Detailed description of the invention
Fig. 1, structural schematic diagram of the invention；
The structural schematic diagram of monomer cable core in Fig. 2, the present invention.
Reference signs list: internal shield 1, refractory insulating layer 2, weathering layer 3, external shielding layer 4, core 5, grafting protective case
6, grafting protrusion 7, grafting groove 8, ceramic silicone rubber tube 9.
Specific embodiment
Technical solution provided by the invention is described in detail below with reference to specific embodiment, it should be understood that following specific
Embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.
It is as shown in Figure 1 structural schematic diagram of the invention, the present invention is that one kind can enhance local effectiveness
Shielded cable, including cable conductor, internal shield 1, refractory insulating layer 2, weathering layer 3 and external shielding layer 4.
Cable conductor is by 3 monomer cable cores according to successively grafting forms clockwise；Such as Fig. 2, monomer cable core includes line
Core 5 and grafting protective case 6；The protection portion of grafting protective case 6 including cross section and along its length with protection portion one
Body formed plug division；It is 120 ° of grafting angle that plug division, which has angle, any one in the angular bisector and protection portion at grafting angle
Radius is conllinear, and the two sides of plug division are equipped with grafting protrusion 7 and grafting groove 8 along its length respectively；Grafting protrusion 7
It is matched with grafting groove 8, and the depth of grafting groove 8 is greater than its radius；The cooperation of core 5 is set in protection portion.
Internal shield 1 is metal net shaped braiding layer, is wrapped in the outer surface of cable conductor；Refractory insulating layer 2 and weather-proof
Layer 3 is successively wrapped in the outer surface of internal shield 1, and the outer surface of weathering layer 3 is provided with local modulation slot along its length；Outside
Shielded layer 4 is the high magnetic conduction core of strip, is coupled in local modulation slot；The vertical section of local modulation slot is rectangular channel
Shape, and width is less than width at slot bottom at its notch.
Ceramic silicone rubber tube 9 is also filled between the above cable conductor and internal shield 1；Ceramic silicone rubber tube 9 is located at phase
The junction of adjacent two monomer cable cores.
Finally, it should be noted that property technical side the above examples are only used to illustrate the technical scheme of the present invention and are not limiting
Case, those skilled in the art should understand that, modification or equivalent replacement of the technical solution of the present invention are made for those, and
The objective and range for not departing from the technical program, are intended to be within the scope of the claims of the invention.
Claims (5)
1. the shielded cable that one kind can enhance local effectiveness, it is characterised in that: including cable conductor, internal shield
(1), refractory insulating layer (2), weathering layer (3) and external shielding layer (4)；The cable conductor is by 3 monomer cable cores according to up time
Successively grafting forms in needle direction；The monomer cable core includes core (5) and grafting protective case (6)；The grafting protective case (6)
Protection portion including cross section and along its length with the integrally formed plug division of protection portion；The plug division has angle
The grafting angle that degree is 120 °, and the two sides of plug division are equipped with grafting raised (7) and grafting groove along its length respectively
(8)；The grafting raised (7) is matched with grafting groove (8)；Core (5) cooperation is set in protection portion；The inner shield
Layer (1) is metal net shaped braiding layer, is wrapped in the outer surface of cable conductor；The refractory insulating layer (2) and weathering layer (3) according to
The secondary outer surface for being wrapped in internal shield (1), and the outer surface of weathering layer (3) is provided with local modulation slot along its length；Institute
The high magnetic conduction core that external shielding layer (4) are strip is stated, is coupled in local modulation slot.
2. the shielded cable that one kind according to claim 1 can enhance local effectiveness, it is characterised in that: institute
The angular bisector for stating grafting angle is conllinear with any one radius in protection portion.
3. the shielded cable that one kind according to claim 1 can enhance local effectiveness, it is characterised in that: institute
It states and is also filled with ceramic silicone rubber tube (9) between cable conductor and internal shield (1)；The ceramics silicone rubber tube (9) is located at phase
The junction of adjacent two monomer cable cores.
4. the shielded cable that one kind according to claim 1 can enhance local effectiveness, it is characterised in that: institute
The depth for stating grafting groove (8) is greater than its radius.
5. the shielded cable that one kind according to claim 1 can enhance local effectiveness, it is characterised in that: institute
The vertical section for stating local modulation slot is rectangle channel-shaped, and width is less than width at slot bottom at its notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822065379.0U CN209249111U (en) | 2018-12-10 | 2018-12-10 | A kind of shielded cable that can enhance local effectiveness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822065379.0U CN209249111U (en) | 2018-12-10 | 2018-12-10 | A kind of shielded cable that can enhance local effectiveness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209249111U true CN209249111U (en) | 2019-08-13 |
Family
ID=67532212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822065379.0U Expired - Fee Related CN209249111U (en) | 2018-12-10 | 2018-12-10 | A kind of shielded cable that can enhance local effectiveness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209249111U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390087A (en) * | 2018-12-10 | 2019-02-26 | 江苏艾克亚特电缆科技有限公司 | A kind of shielded cable that can enhance local effectiveness |
-
2018
- 2018-12-10 CN CN201822065379.0U patent/CN209249111U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109390087A (en) * | 2018-12-10 | 2019-02-26 | 江苏艾克亚特电缆科技有限公司 | A kind of shielded cable that can enhance local effectiveness |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20191210 |