CN114334231A - Super seven-class data cable with protective armor - Google Patents
Super seven-class data cable with protective armor Download PDFInfo
- Publication number
- CN114334231A CN114334231A CN202111470903.2A CN202111470903A CN114334231A CN 114334231 A CN114334231 A CN 114334231A CN 202111470903 A CN202111470903 A CN 202111470903A CN 114334231 A CN114334231 A CN 114334231A
- Authority
- CN
- China
- Prior art keywords
- layer
- armor
- self
- super
- adhesive layer
- 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.)
- Pending
Links
Images
Abstract
The invention belongs to the technical field of cables, and particularly relates to a super seven-class data cable with protective armor, which comprises eight conductors, wherein the outer side of each conductor is wrapped with an insulating layer with uniform thickness, every two conductors are twisted in pairs, and the outer side of the conductor arranged in each pair of conductors is wrapped with an aluminum foil with uniform thickness, each conductor is made of tandem solid oxygen-free copper, the peripheries of a plurality of groups of aluminum foils are wrapped with woven layers, tearing ropes are arranged on the woven layers, and the peripheries of the woven layers are wrapped with sheath components; through the double-layer shielding structure on the aluminum foil and the woven layer, the whole foaming process of the core wire is adopted, so that the high-frequency signal transmission and the excellent anti-electromagnetic interference capability of the cable are realized, the overall shear resistance and tensile resistance of the sheath component are enhanced, and the protection effect of the cable surface on the inner cable core is further improved.
Description
Technical Field
The invention relates to the field of cables, in particular to a super-seven-class data cable with protective armor.
Background
CAT7A surpasses the 10Gbps transmission requirement, provides the best speed and best overall cost of ownership in the industry, its unique sharing capability provides a more "green" solution for supporting low speed applications, and by reducing the number of cables and reducing upfront investment, CAT7A will find more and more applications in data center and enterprise lan construction, with the advent of 5G ethernet and the construction of future 6G projects, CAT7A has led to the development of well-known wiring companies, communication equipment manufacturers, both at home and abroad.
The transmission bandwidth of the 6A and 7 type data cables appearing in the market can only reach 600MHz at most, and can only meet the requirements of general data centers, if the higher frequency of the cables is tested to be more than 600MHz, the performance indexes of the cables can have abnormal fluctuation or poor performance, because the structural stability and the process design of the cables can not meet the signal transmission requirements of a high-frequency section, in addition, the data cables in the prior art and the cable sheath have unsatisfactory cable core protection effect, and the cable cores in the cables are easy to damage in the dragging and bending process, so that the problems need to be solved by a super seven type data cable with a protection armor.
Disclosure of Invention
The invention provides a super-seven-class data cable with a protective armor, which aims to solve the problems that the transmission bandwidth can only reach 600MHz at most, the general data center requirements can only be met, and the cable core protection effect of a cable sheath of the data cable on the cable core in the data cable is not ideal in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the seven-category super data cable with the protective armor comprises eight conductors, wherein an insulating layer with uniform thickness is wrapped on the outer side of each conductor, every two conductors are twisted in pairs, a layer of aluminum foil with uniform thickness is wrapped outside the conductors which are arranged in each pair, each conductor is made of serial solid oxygen-free copper, braided layers are wrapped on the peripheries of multiple groups of aluminum foils, tearing ropes are arranged on the braided layers, and sheath components are wrapped on the peripheries of the braided layers; through the double-layer shielding structure on the aluminum foil and the braid layer, the whole foaming process of the core wire is adopted, so that the high-frequency signal transmission and the excellent anti-electromagnetic interference capability of the cable are realized.
Preferably, a framework assembly is fixedly arranged at the central axis of the weaving layer, a plurality of groups of aluminum foils are annularly arranged at the periphery of the framework assembly, the framework assembly comprises a middle framework and a plurality of groups of side frameworks, the number of the side frameworks is matched with that of the aluminum foils, a plurality of groups of side edges are fixedly and uniformly arranged on the peripheral side wall of the middle framework, and the side frameworks are parallel to the middle framework; the middle framework and the multiple groups of side frameworks are arranged at the axis of the weaving layer, so that each group of aluminum foils can be separated and supported, and the stability of the overall structure of the cable is ensured.
Preferably, the sheath assembly comprises a low-smoke halogen-free outer sheath, an armor layer and an inner lining layer, the armor layer is located between the low-smoke halogen-free outer sheath and the inner lining layer, and the inner lining layer is arranged close to the woven layer; the sheath component formed by compounding the low-smoke halogen-free outer sheath, the armor layer and the inner liner layer can play a good role in protecting and supporting the cable core inside the sheath component.
Preferably, the armor layer comprises a copper wire woven armor, a galvanized steel wire woven armor, a first self-adhesive layer and a second self-adhesive layer, the copper wire woven armor and the galvanized steel wire woven armor are located between the first self-adhesive layer and the second self-adhesive layer, one side of the first self-adhesive layer is adhered to the outer side of the lining layer, one side of the first self-adhesive layer, far away from the inner liner, is adhered to the copper wire woven armor, the copper wire woven armor is fixedly attached to the galvanized steel wire woven armor, one side of the second self-adhesive layer is adhered to the inner wall of the low-smoke zero-halogen outer sheath, and one side of the second self-adhesive layer, far away from the low-smoke zero-halogen outer sheath, is adhered to the galvanized steel wire woven armor; the armor layer that the armor was woven by the copper wire, armor was woven to the galvanized steel wire, first self-adhesive layer and second self-adhesive layer multilayer composite is connected comparatively firmly, can have stronger anti buckling, receive the extrusion ability, and axial and radial joint strength is high itself, has stronger life.
Preferably, a plurality of groups of axial reinforcing ribs which are uniformly distributed are uniformly covered in the copper wire woven armor and the galvanized steel wire woven armor, and a plurality of groups of annular reinforcing ribs which are uniformly distributed are fixedly connected among the plurality of groups of axial reinforcing ribs; the axial and radial connection strength of the copper wire braided armor and the galvanized steel wire braided armor is greatly enhanced, so that the overall shear resistance and tensile resistance of the sheath assembly are enhanced in a phase-changing manner, and the protection effect of the sheath assembly on the cable core in the sheath assembly is improved.
Preferably, the multiple groups of annular reinforcing ribs are linearly and uniformly arranged along the axis of the armor layer, and the diameter of each annular reinforcing rib is one third to one half of the diameter of the axial reinforcing rib; the purpose of design reduces the cost when guaranteeing the armor layer and connects intensity like this, has reduced the production and processing degree of difficulty.
Preferably, a plurality of groups of uniformly distributed convex parts are arranged on one side of the first self-adhesive layer close to the inner liner layer, and concave parts matched with the plurality of groups of convex parts are arranged on the inner liner layer; greatly increased armor layer and inner liner layer bonding surface area, improved the adhesion strength of armor layer and inner liner layer, avoided the two to break away from.
Preferably, the braid is provided with a drain wire, and the drain wire is made of a tin-plated copper material; the cable designed by the invention has a lightning protection function, so that the probability of lightning stroke faults of the cable is greatly reduced.
Preferably, the low-smoke halogen-free outer sheath is made of a PVC material, the inner cushion layer is made of a polyolefin material, and the thickness of the inner cushion layer is two thirds of that of the low-smoke halogen-free outer sheath; the low-smoke halogen-free outer sheath made of the PVC material also has the characteristic of flame retardance, and the probability of fire caused by the cable is reduced.
Preferably, a plurality of groups of uniformly distributed convex parts are also arranged on one side of the second self-adhesive layer close to the low-smoke halogen-free outer sheath, and concave parts matched with the plurality of groups of convex parts are also arranged on the low-smoke halogen-free outer sheath; the bonding surface area of the armor layer and the low-smoke halogen-free outer sheath is greatly increased, and the adhesion strength of the armor layer and the low-smoke halogen-free outer sheath is improved, so that the integral stretch-resistant capability of the cable is improved.
The invention has the advantages that:
1. the conductor is solid oxygen-free copper in series, the insulating layer uses the physical foaming process, adopt the skin-bubble-skin structure, the aluminium foil is in order to increase the anti-electromagnetic interference ability of the cable, the setting of the braid layer is to achieve the superstrong shielding effect too, through the double-deck shielding structure on aluminium foil and braid layer, adopt the whole foaming process of core wire, thus realize high-frequency signal transmission and excellent anti-electromagnetic interference ability of the cable;
2. the sheath component formed by compounding the low-smoke halogen-free outer sheath, the armor layer and the inner lining layer can play a good role in protecting and supporting a cable core in the sheath component, the armor layer formed by compounding the copper wire woven armor, the galvanized steel wire woven armor, the first self-adhesive layer and the second self-adhesive layer in a multi-layer manner is relatively stable in connection, and can have relatively strong bending resistance and extrusion resistance, the axial and radial connection strength of the sheath component is high, and the service life of the sheath component is relatively strong;
3. through set up the bellying in armor layer both sides, set up the depressed part on lining layer and low smoke and zero halogen oversheath, increased the bonding surface area of armor layer and inside lining layer and low smoke and zero halogen oversheath greatly, improve three's adhesive strength, avoid the three to break away from.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic view of an overall radial cross-sectional structure of a first embodiment;
FIG. 2 is a schematic structural diagram of a skeleton assembly according to the first embodiment;
FIG. 3 is a schematic view of a partial axial cross-sectional configuration of an armor layer according to a first embodiment;
FIG. 4 is a schematic view of a first embodiment of a liner and armor combination;
FIG. 5 is a schematic view of a structure of the low smoke zero halogen outer sheath and the armor layer according to the first embodiment;
FIG. 6 is a schematic radial cross-sectional view of an axial stiffener and a longitudinal stiffener according to a first embodiment;
fig. 7 is a schematic view of a connection structure of the axial reinforcing ribs and the longitudinal reinforcing ribs according to the first embodiment.
In the figure: 1 conductor, 2 insulating layers, 3 aluminium foil, 4 weaving layers, 5 tear rope, 6 sheath subassemblies, 7 low smoke and zero halogen oversheath, 8 armour layers, 801 copper wire weave armor, 802 zinc-plated steel wire weave armor, 803 first self-adhesive layer, 804 second self-adhesive layer, 805 axial strengthening rib, 806 annular strengthening rib, 9 inside lining layer, 10 skeleton subassemblies, 101 middle skeleton, 102 side skeleton, 11 bellyings, 12 depressed parts, 13 drainage line.
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. 1-7, a super seven-class data cable with protective armor comprises eight conductors 1, wherein an insulating layer 2 with uniform thickness is wrapped on the outer side of each conductor 1, every two conductors 1 are twisted in pairs, an aluminum foil 3 with uniform thickness is wrapped on the outer side of each two twisted conductors 1, each conductor 1 is made of solid oxygen-free copper in series, a braided layer 4 is wrapped on the outer periphery of each group of aluminum foils 3, a tearing rope 5 is arranged on each braided layer 4, and a sheath assembly 6 is wrapped on the outer periphery of each braided layer 4; the insulating layer 2 is a physical foaming process, a skin-foam-skin structure is adopted, the insulating layer 2 is made of high-density polyethylene (HDPE), high-density foaming material (HDPE/F) and low-density polyethylene (LDPE), the material is characterized in that the dielectric constant is low, the attenuation performance of the cable at high frequency is greatly influenced, the aluminum foil 3 is used for increasing the anti-electromagnetic interference capacity of the cable, a line-to-line shielding mode is adopted, the aluminum foil 3 mainly plays a role in shielding protection, the braid 4 is arranged to achieve an ultra-strong shielding effect, and through the double-layer shielding structures on the aluminum foil 3 and the braid 4, the whole foaming process of core wires is adopted, so that the high-frequency signal transmission and the excellent anti-electromagnetic interference capacity of the cable are realized.
As a specific embodiment of the present invention, a skeleton component 10 is fixedly disposed at a central axis of the braid 4, a plurality of sets of aluminum foils 3 are annularly arranged at the periphery of the skeleton component 10, the skeleton component 10 includes a middle skeleton 101 and a plurality of sets of side skeletons 102, the plurality of sets of side skeletons 102 are matched with the aluminum foils 3 in number, and the plurality of sets of sides are uniformly fixed on the peripheral side wall of the middle skeleton 101, and the side skeletons 102 are parallel to the middle skeleton 101; the middle framework 101 and the multiple groups of side frameworks 102 are arranged at the axis of the woven layer 4, so that each group of aluminum foils 3 can be separately supported, and the stability of the overall structure of the cable is ensured.
As a specific embodiment of the invention, the sheath component 6 comprises a low-smoke halogen-free outer sheath 7, an armor layer 8 and an inner cushion layer 9, wherein the armor layer 8 is positioned between the low-smoke halogen-free outer sheath 7 and the inner cushion layer 9, and the inner cushion layer 9 is arranged close to the braid layer 4; the sheath component 6 formed by compounding the low-smoke halogen-free outer sheath 7, the armor layer 8 and the inner liner layer 9 in a multi-layer mode can achieve a good protection and support effect on a cable core in the sheath component.
As a specific embodiment of the invention, the armor layer 8 comprises a copper wire braided armor 801, a galvanized steel wire braided armor 802, a first self-adhesive layer 803 and a second self-adhesive layer 804, the copper wire braided armor 801 and the galvanized steel wire braided armor 802 are positioned between the first self-adhesive layer 803 and the second self-adhesive layer 804, one side of the first self-adhesive layer 803 is adhered to the outer side of the lining layer 9, one side of the first self-adhesive layer 803, which is far away from the inner liner, is adhered to the copper wire braided armor 801, the copper wire braided armor 801 is fixedly attached to the galvanized steel wire braided armor 802, one side of the second self-adhesive layer 804 is adhered to the inner wall of the low-smoke halogen-free outer sheath 7, and one side of the second self-adhesive layer 804, which is far away from the low-smoke halogen-free outer sheath 7, is adhered to the galvanized steel wire braided armor 802; armor layer 8 that the armor 801 is woven to the copper wire, armor 802 is woven to the galvanized steel wire, first self-adhesive layer 803 and the cladding of second self-adhesive layer 804 multilayer is connected comparatively firmly, can have stronger anti buckling, receive the extrusion ability, and axial and radial joint strength is high itself, has stronger life.
As a specific embodiment of the invention, a plurality of groups of axial reinforcing ribs 805 which are uniformly distributed are arranged in the copper wire braided armor 801 and the galvanized steel wire braided armor 802 in a pressure-equalizing manner, and a plurality of groups of annular reinforcing ribs 806 which are uniformly distributed are fixedly connected among the plurality of groups of axial reinforcing ribs 805; through the arrangement of the axial reinforcing ribs 805 and the multiple groups of annular reinforcing ribs 806, the axial and radial connection strength of the copper wire braided armor 801 and the galvanized steel wire braided armor 802 is greatly enhanced, so that the overall shear resistance and tensile strength of the sheath assembly 6 are enhanced in a phase-changing manner, and the protection effect of the sheath assembly 6 on the cable core therein is improved.
As a specific embodiment of the present invention, a plurality of sets of annular reinforcing ribs 806 are linearly and uniformly arranged along the axis of the armor layer 8, and the diameter of each annular reinforcing rib 806 is one third to one half of the diameter of the axial reinforcing rib 805; the purpose of design reduces the cost when guaranteeing 8 joint strength of armour layer, has reduced the production and processing degree of difficulty like this.
As a specific embodiment of the present invention, a plurality of sets of protrusions 11 are uniformly distributed on one side of the first self-adhesive layer 803 close to the inner liner 9, and the inner liner 9 is provided with recesses 12 matching with the plurality of sets of protrusions 11; through set up depressed part 12 on lining layer 9, set up bellying 11 on first self-adhesive layer 803, increased armor layer 8 and inner liner layer 9 bonding surface area greatly, improve the adhesion strength of armor layer 8 and inner liner layer 9, avoid the two to break away from.
As a specific embodiment of the present invention, the braid 4 is provided with the drain wire 13, and the drain wire 13 is made of a tinned copper material; through the arrangement of the drainage wire 13, the cable designed by the invention has a lightning protection function, so that the probability of lightning stroke faults of the cable is greatly reduced.
As a specific embodiment of the present invention, the low smoke zero halogen outer sheath 7 is made of PVC polyvinyl chloride material, the inner liner 9 is made of polyolefin material, and the thickness of the inner liner 9 is two thirds of the thickness of the low smoke zero halogen outer sheath 7; the inner lining layer 9 and the low-smoke halogen-free outer sheath 7 are both made of environment-friendly materials, and the low-smoke halogen-free outer sheath 7 made of PVC material has the characteristic of flame retardance, so that the probability of fire caused by cables is reduced.
As a specific embodiment of the invention, a plurality of groups of uniformly distributed protruding portions 11 are also arranged on one side of the second self-adhesive layer 804 close to the low-smoke zero-halogen outer sheath 7, recessed portions 12 matched with the plurality of groups of protruding portions 11 are also arranged on the low-smoke zero-halogen outer sheath 7, the recessed portions 12 are arranged on the low-smoke zero-halogen outer sheath 7, and the protruding portions 11 are arranged on the second self-adhesive layer 804, so that the area of the bonding surface of the armor layer 8 and the low-smoke zero-halogen outer sheath 7 is greatly increased, the bonding strength of the armor layer 8 and the low-smoke zero-halogen outer sheath 7 is improved, and the integral stretch resistance of the cable is improved.
The theory of operation, every conductor 1 all adopts solid anaerobic copper tandem to form, then pair the setting with two one-tenth pairs of eight conductors, every set up aluminium foil 3 jointly to the equal cladding of 1 periphery of conductor, weaving layer 4's setting is in order to reach superstrong shielding effect, through the double-deck shielding structure on aluminium foil 3 and the weaving layer 4, adopt the whole foaming process of heart yearn, thereby realize the high frequency signal transmission and the excellent anti-electromagnetic interference ability of cable, weaving layer 4 periphery cladding sheath subassembly 6 can carry out better protection to the cable core, the axial and the radial connection intensity of cable have been improved greatly.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a take super seven types of data cables of protection armour which characterized in that: including eight conductors (1), every conductor (1) outside all wraps up insulating layer (2) that have thickness uniformity, per two conductor (1) hank is to setting up, and per two hanks all wraps up aluminium foil (3) that one deck thickness uniformity outward jointly to conductor (1) that sets up, every conductor (1) is the solid oxygen-free copper of tandem, the multiunit aluminium foil (3) periphery cladding is provided with weaving layer (4), be provided with on weaving layer (4) and tear rope (5), and weaving layer (4) periphery cladding is provided with sheath subassembly (6).
2. The super seven category data cable with protective armor of claim 1 wherein: weaving layer (4) the fixed skeleton subassembly (10) that is provided with of central axis department, multiunit aluminium foil (3) circularize and arrange in skeleton subassembly (10) periphery, skeleton subassembly (10) are including middle skeleton (101) and multiunit side skeleton (102), multiunit side skeleton (102) match with aluminium foil (3) figure, and the fixed even setting of multiunit side is on middle skeleton (101) periphery lateral wall, side skeleton (102) and middle skeleton (101) parallel arrangement.
3. The super seven category data cable with protective armor of claim 1 wherein: the sheath component (6) comprises a low-smoke halogen-free outer sheath (7), an armor layer (8) and an inner lining layer (9), the armor layer (8) is located between the low-smoke halogen-free outer sheath (7) and the inner lining layer (9), and the inner lining layer (9) is close to the woven layer (4).
4. The super seven category data cable with protective armor of claim 3 wherein: armor layer (8) weave armor (801), galvanized steel wire weave armor (802), first self-adhesive layer (803) and second self-adhesive layer (804) including the copper wire, armor (801) are woven to the copper wire and armoured (802) are woven to the galvanized steel wire and are located between first self-adhesive layer (803) and second self-adhesive layer (804), first self-adhesive layer (803) one side and inside backing layer (9) outside adhesion, and first self-adhesive layer (803) keep away from the one side of inside backing and armor (801) adhesion is woven to the copper wire, armor (801) is woven to the copper wire and armoured (802) fixed laminating, second self-adhesive layer (804) one side and low smoke and zero halogen oversheath (7) inner wall adhesion, and the one side that low smoke and zero halogen oversheath (7) were kept away from to second self-adhesive layer (804) and galvanized steel wire weave armor (802) adhesion.
5. The super seven category data cable with protective armor of claim 4, wherein: the pressure equalizing cover is arranged in the copper wire braided armor (801) and the galvanized steel wire braided armor (802) and is provided with a plurality of groups of axial reinforcing ribs (805) which are uniformly distributed, and a plurality of groups of annular reinforcing ribs (806) which are uniformly distributed are fixedly connected between the plurality of groups of axial reinforcing ribs (805).
6. The super seven category data cable with protective armor of claim 5 wherein: the annular reinforcing ribs (806) are linearly and uniformly arranged along the axis of the armor layer (8), and the diameter of each annular reinforcing rib (806) is one third to one half of the diameter of the axial reinforcing rib (805).
7. The super seven category data cable with protective armor of claim 4, wherein: one side of the first self-adhesive layer (803) close to the inner liner layer (9) is provided with a plurality of groups of uniformly distributed protrusions (11), and the inner liner layer (9) is provided with recesses (12) matched with the plurality of groups of protrusions (11).
8. The super seven category data cable with protective armor of claim 1 wherein: the braided layer (4) is provided with a drainage wire (13), and the drainage wire (13) is made of a tin-plated copper material.
9. The super seven category data cable with protective armor of claim 3 wherein: low smoke and zero halogen oversheath (7) adopt PVC polyvinyl chloride material preparation to form, and inside lining layer (9) are polyolefin material preparation and form, and the thickness of inside lining layer (9) is two-thirds of low smoke and zero halogen oversheath (7) thickness.
10. The super seven category data cable with protective armor of claim 4, wherein: one side that second self-adhesive layer (804) are close to low smoke and zero halogen oversheath (7) also is provided with multiunit evenly distributed's bellying (11), depressed part (12) that match with multiunit bellying (11) have also been seted up on low smoke and zero halogen oversheath (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111470903.2A CN114334231A (en) | 2021-12-03 | 2021-12-03 | Super seven-class data cable with protective armor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111470903.2A CN114334231A (en) | 2021-12-03 | 2021-12-03 | Super seven-class data cable with protective armor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114334231A true CN114334231A (en) | 2022-04-12 |
Family
ID=81048442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111470903.2A Pending CN114334231A (en) | 2021-12-03 | 2021-12-03 | Super seven-class data cable with protective armor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114334231A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114999742A (en) * | 2022-05-30 | 2022-09-02 | 浙江天杰实业股份有限公司 | Production method of fireproof data communication cable |
-
2021
- 2021-12-03 CN CN202111470903.2A patent/CN114334231A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114999742A (en) * | 2022-05-30 | 2022-09-02 | 浙江天杰实业股份有限公司 | Production method of fireproof data communication cable |
| CN114999742B (en) * | 2022-05-30 | 2022-12-20 | 浙江天杰实业股份有限公司 | Production method of fireproof data communication cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3817009B1 (en) | Photoelectric composite cable for an indoor wireless distribution system and preparation method thereof | |
| CN201465594U (en) | Low smoke halogen-free flame retardant intermediate pressure marine cable | |
| CN111029005B (en) | Light variable frequency flexible cable for ship and marine platform and manufacturing method thereof | |
| CN114334231A (en) | Super seven-class data cable with protective armor | |
| CN111986847A (en) | Maritime data communication cable | |
| CN211125095U (en) | Flexible cable for ship and ocean engineering frequency conversion system | |
| CN213123819U (en) | Multi-core cable | |
| CN201749706U (en) | Semiconductive EVA plastic screening flexible cable | |
| CN210627969U (en) | Super gentle type signal cable with graphite alkene fibre shielding layer | |
| CN106356129A (en) | Photoelectric composite cable for building field | |
| CN210295948U (en) | High temperature resistant fireproof cable | |
| CN210182130U (en) | Ultraviolet-resistant environment-friendly concentric cable integrating electrification and communication | |
| CN202650703U (en) | Light-weight and thin-wall insulated communication cable used in ships and warships | |
| CN209912520U (en) | Medium-voltage variable-frequency power cable for ocean engineering | |
| CN216212438U (en) | Anti-drop high-flame-retardant environment-friendly power cable | |
| CN214377747U (en) | Shielding intermediate frequency cable | |
| CN213904992U (en) | Fluoroplastic coaxial cable with high transmission rate | |
| CN211604784U (en) | Aluminum alloy variable frequency cable | |
| CN215183254U (en) | Offshore drilling platform power cable that moves about | |
| CN215069379U (en) | Fire-resistant high temperature resistant cable | |
| CN213211735U (en) | Aluminum alloy conductor flexible cable | |
| CN111508655B (en) | Manufacturing method of mixed watertight flexible cable for connector | |
| CN214753071U (en) | Double-deck flame retarded cable with anti-interference function | |
| CN216957491U (en) | Full-shielding control flexible cable | |
| CN210606691U (en) | High-speed motion super-flexible cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |