CN211479735U - Water-blocking cable - Google Patents
Water-blocking cable Download PDFInfo
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- CN211479735U CN211479735U CN202020537146.0U CN202020537146U CN211479735U CN 211479735 U CN211479735 U CN 211479735U CN 202020537146 U CN202020537146 U CN 202020537146U CN 211479735 U CN211479735 U CN 211479735U
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- water
- cable core
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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
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a water-blocking cable, including the cable core, the cable core is the several, wherein the center department of several cable core is equipped with the support, and the several cable core arranges in the outside of support along circumference equidistance, the outside cladding of cable core and support has the outer insulating layer, the outer insulating layer inboard is equipped with the cowl with cable core position one-to-one, and be equipped with the tensile muscle along axial extension between two adjacent cowl, the outside cladding of outer insulating layer has the dry powder layer, the outside cladding of dry powder layer has the inflation layer that blocks water, the outside cladding of the inflation layer that blocks water has the water-blocking layer, the outside cladding of water-blocking layer has the oversheath. The utility model relates to a rationally, simple structure for multilayer composite construction, has waterproof, block water, thermal-insulated, fire prevention, put out a fire, tensile, resistant effect of buckling, prolongs cable life greatly, has spreading value.
Description
Technical Field
The utility model belongs to the technical field of the cable, concretely relates to cable blocks water.
Background
A cable is a conductor made of one or more conductors insulated from each other and an outer insulating sheath that carries power or information from one location to another. Cables can be divided into dc cables and ac cables according to the system of the photovoltaic power station, and are wire products for transmitting electric (magnetic) energy, information and realizing electromagnetic energy conversion.
Due to different use environments of the cable, the cable is affected by the outside in the use process, if the cable enters water, serious accidents such as power failure, signal interruption, fire and the like can be caused, the daily life and even the life safety of human beings are seriously affected, and the occurrence of serious accidents is easy to cause.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cable blocks water to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cable blocks water, includes the cable core, and its structural feature lies in: the cable core is the several, wherein the center department of several cable core is equipped with the support, and the several cable core is arranged in the outside of support along circumference equidistance, the outside cladding of cable core and support has the external insulation layer, the external insulation inboard be equipped with cable core position one-to-one's cowl, and be equipped with the tensile muscle along axial extension between two adjacent cowl, the outside cladding of external insulation layer has the dry powder layer, the outside cladding on dry powder layer has the inflation layer that blocks water, the outside cladding on inflation layer that blocks water has the water blocking layer, the outside cladding on water blocking layer has the oversheath.
Preferably, a fireproof filler is filled between the cable core and the outer insulating layer.
Preferably, the cable core comprises a conductor and an inner insulating layer coated on the outer side of the conductor, wherein the inner insulating layer is made of high-temperature vulcanized silicone rubber, and cooling heat dissipation filling sand is filled between the conductor and the inner insulating layer.
Preferably, the support is in a hollow prismatic structure, and grooves corresponding to the cable cores one by one are formed in the side face of the support.
Preferably, the outer insulating layer is made of ceramic silicone rubber.
Preferably, the arc-shaped baffle is a three-dimensional net structure or a honeycomb structure made of a metal material.
Preferably, the tensile ribs are made of reinforced plastic.
Preferably, the water-blocking intumescent layer is made of a water-swellable material.
Compared with the prior art, the utility model relates to a rationally, simple structure for multilayer composite construction, has waterproof, block water, thermal-insulated, fire prevention, put out a fire, tensile, resistant effect of buckling, prolongs cable life greatly, has spreading value.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: the cable comprises a cable core 1, a support 2, an outer insulating layer 3, an arc baffle 4, a dry powder layer 5, a water-blocking expansion layer 6, a water-blocking layer 7, an outer sheath 8, a fireproof filler 9, a conductor 10, an inner insulating layer 11, cooling heat dissipation filler sand 12, a groove 13 and a tensile rib 14.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings of the tensile bar, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Please refer to fig. 1, the utility model provides a technical scheme, a water-blocking cable, including cable core 1, cable core 1 be the several, wherein the center department of several cable core 1 is equipped with support 2, and several cable core 1 arranges in the outside of support 2 along circumference equidistance, the outside cladding of cable core 1 and support 2 have outer insulating layer 3, 3 inboard outer insulating layer be equipped with cable core 1 position one-to-one's cowl 4, and be equipped with along axially extended tensile muscle 14 between two adjacent cowl 4, the outside cladding of outer insulating layer 3 have dry powder layer 5, dry powder layer 5's the outside cladding have water-blocking expansion layer 6, water-blocking expansion layer 6's the outside cladding have water-blocking layer 7, water-blocking layer 7's the outside cladding have oversheath 8.
In this embodiment, a fireproof filler 9 is filled between the cable core 1 and the outer insulating layer 3.
In this embodiment, the cable core 1 includes a conductor 10 and an inner insulating layer 11 coated outside the conductor 10, where the inner insulating layer 11 is made of high-temperature vulcanized silicone rubber, and a cooling heat dissipation filler 12 is filled between the conductor 10 and the inner insulating layer 11.
In this embodiment, the support 2 has a hollow prismatic structure, and the side surface of the support 2 is provided with grooves 13 corresponding to the cable cores 1 one by one.
In the present embodiment, the outer insulating layer 3 is made of ceramic silicon rubber.
In the present embodiment, the arc-shaped baffle 4 is a three-dimensional net structure or a honeycomb structure made of a metal material.
Wherein, in the present embodiment, the tensile rib 14 is made of reinforced plastic.
In the present embodiment, the water-blocking expansion layer 6 is made of a water-swellable material.
Crack or fracture appear in oversheath 8, and water blocking layer 7 plays the effect of preliminary blocking water, if water blocking layer 7 also takes place to damage and breaks, water and the contact of inflation layer 6 that blocks water, the water-swelling material that constitutes inflation layer 6 that blocks water meets water and takes place the inflation to the breach of shutoff water blocking layer 7 avoids inside water gets into the cable, plays dual water blocking effect. Support 2 plays limiting displacement to cable core 1, when making things convenient for the cable to overhaul, also avoids the cable to use or lay the in-process because 1 distortion of cable core, the 1 fracture of cable core that the aversion caused, in addition, sets up support 2, internal insulation layer 11 and tensile muscle 14 and can effectively improve the tensile and the resistant performance of buckling of cable. When the cable works, the temperature in the cable rises, and the temperature in the cable can be reduced by arranging the cooling heat dissipation filling sand 12, so that a fire caused by overhigh temperature in the cable is avoided. When a fire disaster happens, the dry powder in the dry powder layer 5 has a fire extinguishing effect, the fire is prevented from further spreading, meanwhile, the outer insulating layer 3 is converted into the hard ceramic sheath after being ignited by flame, the cable core 1 can be prevented from being short-circuited in the fire disaster environment, and therefore the service time of the cable in the fire disaster environment is prolonged. The arc-shaped baffle 4 is arranged to prevent the cable core 1 from being cut.
The utility model relates to a rationally, simple structure for multilayer composite construction, has waterproof, block water, thermal-insulated, fire prevention, put out a fire, tensile, resistant effect of buckling, prolongs cable life greatly, has spreading value.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a cable blocks water, includes the cable core, its characterized in that: the cable core be the several, wherein the center department of several cable core is equipped with the support, and the several cable core arranges the outside at the support along circumference equidistance, the outside cladding of cable core and support have an outer insulating layer, the outer insulating layer inboard be equipped with cable core position one-to-one's cowl, and be equipped with the tensile muscle along axial extension between two adjacent cowl, the outside cladding of outer insulating layer have the bisque, the outside cladding of bisque have the inflation layer that blocks water, the outside cladding of inflation layer that blocks water have the water blocking layer, the outside cladding of water blocking layer have the oversheath.
2. A water-blocking cable according to claim 1, wherein: and fireproof fillers are filled between the cable core and the outer insulating layer.
3. A water-blocking cable according to claim 1, wherein: the cable core comprises a conductor and an inner insulating layer coated on the outer side of the conductor, wherein the inner insulating layer is made of high-temperature vulcanized silicone rubber, and cooling heat dissipation filling sand is filled between the conductor and the inner insulating layer.
4. A water-blocking cable according to claim 1, wherein: the support is of a hollow prismatic structure, and grooves corresponding to the cable cores one by one are formed in the side face of the support.
5. A water-blocking cable according to claim 1, wherein: the outer insulating layer is made of ceramic silicon rubber.
6. A water-blocking cable according to claim 1, wherein: the arc-shaped baffle is of a three-dimensional net structure or a honeycomb structure made of metal materials.
7. A water-blocking cable according to claim 1, wherein: the tensile rib is made of reinforced plastics.
8. A water-blocking cable according to claim 1, wherein: the water-blocking expansion layer is made of water-swelling materials.
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CN202020537146.0U CN211479735U (en) | 2020-04-13 | 2020-04-13 | Water-blocking cable |
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CN202020537146.0U CN211479735U (en) | 2020-04-13 | 2020-04-13 | Water-blocking cable |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113421707A (en) * | 2021-07-16 | 2021-09-21 | 宇盛电气有限公司 | Power cable and preparation method thereof |
CN115547554A (en) * | 2022-10-31 | 2022-12-30 | 深圳市宏亚电子有限公司 | Special cable for underwater robot |
-
2020
- 2020-04-13 CN CN202020537146.0U patent/CN211479735U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113421707A (en) * | 2021-07-16 | 2021-09-21 | 宇盛电气有限公司 | Power cable and preparation method thereof |
CN115547554A (en) * | 2022-10-31 | 2022-12-30 | 深圳市宏亚电子有限公司 | Special cable for underwater robot |
CN115547554B (en) * | 2022-10-31 | 2024-06-07 | 深圳市宏亚电子有限公司 | Special cable for underwater robot |
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