CN219738571U - Bending-resistant flexible composite cable - Google Patents
Bending-resistant flexible composite cable Download PDFInfo
- Publication number
- CN219738571U CN219738571U CN202223208019.4U CN202223208019U CN219738571U CN 219738571 U CN219738571 U CN 219738571U CN 202223208019 U CN202223208019 U CN 202223208019U CN 219738571 U CN219738571 U CN 219738571U
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- CN
- China
- Prior art keywords
- cable
- bending
- composite cable
- hollow partition
- cable core
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- 238000005452 bending Methods 0.000 title claims abstract description 37
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 238000005192 partition Methods 0.000 claims abstract description 18
- 230000003139 buffering effect Effects 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims abstract 5
- 238000005253 cladding Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 239000011241 protective layer Substances 0.000 claims description 13
- 239000010410 layer Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 239000010426 asphalt Substances 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000009941 weaving Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 3
- 229920001971 elastomer Polymers 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract 1
- 238000005728 strengthening Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a bending-resistant flexible composite cable which comprises a cable core group, wherein a hollow partition board used for separation and support is arranged between the cable core groups, the end part of the hollow partition board is connected with a protective sleeve used for protection, and a filling area used for protecting the cable core group is arranged between the hollow partition board and the protective sleeve. This flexible composite cable resistant to bending, and then can resist the buffering to the bending force, reaches the effect that the buffering was bent, avoids the cable to bend excessively and causes damage to inside cable core etc. this principle if pour into air seal in wanting rectangular balloon or the empty rubber strip into, can find the angle of bending limited when bending it to this kind of bending prevention design, when reaching the cable of preventing bending protect, also avoided increasing the weight of cable, and then influence cable use and installation.
Description
Technical Field
The utility model relates to the technical field of cable equipment, in particular to a bending-resistant flexible composite cable.
Background
The cable is typically a rope-like cable stranded from several wires or groups of wires (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer face being covered with a highly insulating coating, the cable having the characteristics of inner energizing, outer insulation.
With the improvement of the level of science and technology and the continuous development of the cable industry, the composite cable is technically mature and applied, the composite cable is a technical noun, particularly used for reducing consumption loss, and the transportation and distribution cable made of the composite material has the advantages of high strength, good designability, no creep, corrosion resistance and convenience in use, and in the aspect of fireproof performance, the oxygen index of the developed composite cable bracket is more than or equal to 70%, so that the composite cable bracket meets the safety requirements of fire prevention, low smoke, no halogen and no toxicity.
However, in the existing composite cable, the composite cable at a part of the position needs to be bent in the installation process, and the bending strength of the cable is too high in the bending process, so that the situation that the conductive single core inside the cable is broken is easily caused, or when the cable is bent under the influence of external force, the situation that the composite cable is damaged inside due to impact and the like occurs, and further electric energy cannot be continuously transmitted.
Aiming at the problems, innovative design based on the original cable is urgently needed.
Disclosure of Invention
The technical scheme of the utility model aims at the technical problem that the prior art is too single, and provides a bending-resistant flexible composite cable which is obviously different from the prior art, so as to solve the problem that the situation that the conductive single core inside the cable is easily broken or the situation that the composite cable is damaged inside due to impact when the cable is bent under the influence of external force is proposed in the prior art, and further the electric energy cannot be continuously transmitted.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flexible composite cable resistant to buckling, includes the sinle silk group, be provided with the hollow baffle that is used for separating and support between the sinle silk group, and hollow baffle end connection has the sheath that is used for the protection to be equipped with between hollow baffle and the sheath and carry out the packing district that protects to the sinle silk group, sheath outer wall cladding has the protective layer, the reinforcing rib net of the nested resistant bending of protective layer outer wall, and the cladding of reinforcing rib net outer wall has further to protect the surrounding layer that the buffering was bent to the sinle silk group.
Preferably, the outer wall of each wire core group is coated with an insulating layer made of silica gel material.
Preferably, the hollow partition plate is made of PET material, and the contact area between the end part of the hollow partition plate and the sheath is arc-shaped.
Preferably, the filling area is filled with PO material.
Preferably, the protective layer is made of polyurethane material.
Preferably, the reinforcing rib net is a well-shaped metal net layer formed by weaving copper wires and metal.
Preferably, the outer cladding is made of asphalt, a plurality of air cavities for relieving bending are arranged in the outer cladding at equal angles, and the air cavities are provided with baffle films for sealing air at equal angles.
Compared with the prior art, the utility model has the beneficial effects that: this flexible composite cable resistant to buckling, a plurality of air chambers through the inside equiangular setting of surrounding layer for the cable when receiving to buckle, the force of buckling acts on to make the air chamber atress take place to buckle on the air chamber, air in the air chamber flows to both ends, at this moment because the equidistant fender membrane that sets up in the air chamber, make the air in the air chamber receive the fender membrane to block unable follow both ends discharge, and then can resist the buffering to the bending force, reach the effect that the buffering was bent, avoid the cable to bend excessively to lead to the fact the damage to inside cable core etc. this principle is if thinking rectangular balloon or empty rubber strip in the injection air seal, can find the angle of bending limited when bending it, and this kind of bending prevention design, when reaching the cable of preventing to bend, also avoided increasing the weight of cable, and then influence cable use and installation.
The well-shaped reinforcing rib net formed by braiding the copper wires and the metal is flexible to a certain extent, so that when the cable is bent by external force, the cable cannot be bent to a small extent due to the fact that the reinforcing rib net is too hard, the cable is installed, the reinforcing rib net is made to be a whole through transverse and longitudinal interlacing, the transverse and longitudinal distributed copper wires can mutually influence auxiliary folding bending force to be relieved when the external force is applied, the cable is prevented from being too soft, the cable is bent when the external force is applied excessively, the damage of an internal cable core is caused, and the crisscross reinforcing rib net and the strip-shaped air cavity can effectively relieve and limit the cable when different areas are bent, and the cable is prevented from being excessively bent and damaged.
The cable core is characterized in that the cable core is provided with the hollow partition plate, the hollow partition plate is arranged on the inner side of the cable core, the hollow partition plate is arranged on the outer side of the cable core, and the hollow partition plate is arranged on the outer side of the cable core.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of a hollow separator of the present utility model;
FIG. 3 is a schematic cross-sectional elevation of an outer cladding of the present utility model;
FIG. 4 is a schematic side view of the outer cladding of the present utility model.
In the figure: 1. a core group; 2. a hollow partition; 3. filling the region; 4. a sheath; 5. a protective layer; 6. a reinforcing rib net; 7. and an outer cladding.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a flexible composite cable resistant to buckling, including sinle silk group 1, hollow baffle 2, fill district 3, sheath 4, protective layer 5, strengthening rib net 6 and surrounding layer 7, be provided with the hollow baffle 2 that is used for separating and support between the sinle silk group 1, and hollow baffle 2 end connection has the sheath 4 that is used for the protection, and be equipped with between hollow baffle 2 and the sheath 4 and carry out the fill district 3 that protects sinle silk group 1, sheath 4 outer wall cladding has protective layer 5, the nested strengthening rib net 6 resistant to buckling of protective layer 5 outer wall, and the cladding of strengthening rib net 6 outer wall has further surrounding layer 7 of protecting buffering bending to sinle silk group 1.
The outer wall of each wire core group 1 is coated with an insulating layer made of silica gel materials.
The hollow partition board 2 is made of PET, and the contact area between the end part of the hollow partition board 2 and the sheath 4 is arc-shaped.
The filling area 3 is filled with PO material.
The protective layer 5 is made of polyurethane material.
The reinforcing rib net 6 is a well-shaped metal net layer formed by weaving copper wires and metal.
The outer cladding 7 is made of asphalt, a plurality of air cavities for relieving bending are formed in the outer cladding 7 at equal angles, and a baffle film for sealing air is arranged in the air cavities at equal angles.
Working principle: according to the method, when a part of the area of the cable needs to be bent and installed to a certain extent, when the area of the cable is subjected to bending force, the cable is bent by a plurality of air cavities arranged in the outer cladding at equal angles, so that when the cable is bent, the bending force acts on the air cavities to enable the air cavities to be bent under the stress, air in the air cavities flows towards two ends, and at the moment, due to the blocking films arranged at equal intervals in the air cavities, the air in the air cavities cannot be discharged from the two ends due to the blocking films, and further the bending force is resisted and buffered, so that the effect of buffering bending is achieved, and damage to an inner cable core and the like due to excessive bending of the cable is avoided;
meanwhile, the well-shaped reinforcing rib net woven by the copper wires and the metal in the cable in the bending area is also subjected to bending force, the cable is bent to a certain degree due to certain flexibility of the copper wires and the like, but the auxiliary bending force is influenced to relieve by matching with other parts and criss-cross arrangement, the cable cannot be excessively bent to damage an inner cable core, the bending requirement on the cable installation is avoided, the criss-cross reinforcing rib net and the strip-shaped air cavity are matched with each other, the cable can be effectively relieved and limited when being bent in different areas, the cable is prevented from being damaged due to excessive bending, asphalt has strong corrosion resistance and waterproof performance, and the service life of the cable is further prolonged;
the cable core outer sheath, the protective layer and the like can be supported and limited through the arrangement of the hollow partition plate, bending resistance of the cable is improved to a certain extent, installation and arrangement of the cable are facilitated for constructors, and fireproof performance of the cable can be improved through the protective layer made of polyurethane, so that the cable is the working principle of the bending-resistant flexible composite cable.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a flexible composite cable resistant to buckling, includes sinle silk group (1), its characterized in that: the cable core is characterized in that a hollow partition plate (2) used for separating and supporting is arranged between the cable core groups (1), the end portions of the hollow partition plate (2) are connected with a protective sleeve (4) used for protecting, a filling area (3) used for protecting the cable core groups (1) is arranged between the hollow partition plate (2) and the protective sleeve (4), a protective layer (5) is coated on the outer wall of the protective sleeve (4), a reinforcing rib net (6) which is nested and resistant to bending is arranged on the outer wall of the protective layer (5), and an outer wrapping layer (7) used for protecting, buffering and bending the cable core groups (1) is coated on the outer wall of the reinforcing rib net (6).
2. A flex resistant composite cable according to claim 1 wherein: and the outer wall of each wire core of the wire core group (1) is coated with an insulating layer made of silica gel materials.
3. A flex resistant composite cable according to claim 1 wherein: the hollow partition board (2) is made of PET, and the contact area between the end part of the hollow partition board (2) and the sheath (4) is arc-shaped.
4. A flex resistant composite cable according to claim 1 wherein: and the filling area (3) is filled with PO material.
5. A flex resistant composite cable according to claim 1 wherein: the protective layer (5) is made of polyurethane materials.
6. A flex resistant composite cable according to claim 1 wherein: the reinforcing rib net (6) is a well-shaped metal net layer formed by weaving copper wires and metal.
7. A flex resistant composite cable according to claim 1 wherein: the outer cladding (7) is made of asphalt, a plurality of air cavities for relieving bending are formed in the inner side and the outer cladding (7) at equal angles, and blocking films for sealing air are arranged in the air cavities at equal angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223208019.4U CN219738571U (en) | 2022-12-01 | 2022-12-01 | Bending-resistant flexible composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223208019.4U CN219738571U (en) | 2022-12-01 | 2022-12-01 | Bending-resistant flexible composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219738571U true CN219738571U (en) | 2023-09-22 |
Family
ID=88025448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223208019.4U Active CN219738571U (en) | 2022-12-01 | 2022-12-01 | Bending-resistant flexible composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219738571U (en) |
-
2022
- 2022-12-01 CN CN202223208019.4U patent/CN219738571U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |