CN214203277U - High-water-resistance shielding tensile cable for water area - Google Patents
High-water-resistance shielding tensile cable for water area Download PDFInfo
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- CN214203277U CN214203277U CN202022200833.6U CN202022200833U CN214203277U CN 214203277 U CN214203277 U CN 214203277U CN 202022200833 U CN202022200833 U CN 202022200833U CN 214203277 U CN214203277 U CN 214203277U
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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 provides a waters is with high water blocking shielding tensile cable, including a plurality of inner conductors, every inner conductor all winds outward and has first water blocking tape, first water blocking tape outside is equipped with the insulating layer and constitutes the heart yearn of cable, a plurality of heart yearn with block water the packing rope transposition and wind outward and have second water blocking tape, in order to constitute the cable core of cable, the cable core outside is equipped with outer conductor shielding layer, the outside is equipped with the third water blocking tape again, the outside is equipped with the inner sheath that blocks water again, the outside is equipped with the oversheath that blocks water again, the inner sheath that blocks water still is equipped with the drier layer that blocks water between the oversheath that blocks water, the oversheath that blocks water still is equipped with the tensile steel wire on. The utility model improves the water resistance and service life of the cable through the design of the multilayer water-blocking tape; by adding the water-blocking drying agent layer, the water can be better prevented from permeating inwards, and a good water-blocking effect is achieved; through addding the tensile steel wire, prevent rivers to the tensile damage of cable, tensile damage when avoiding the cable to lay simultaneously increases the life of cable.
Description
Technical Field
The utility model relates to a cable technical field blocks water, concretely relates to high resistant water shielding tensile cable is used in waters.
Background
With the continuous improvement of national military strength, the development and utilization of ocean waters are increased, and the requirements on the water resistance and the service life of the cable are higher and higher nowadays. The existing water-blocking cable mainly adopts single-layer water blocking, and has poor water-blocking effect and short service life.
Therefore, it is desirable to provide a high-resistance water-shielding tensile cable for water area to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the related art, the utility model provides a high-water-resistance shielding tensile cable for water areas, which improves the water-resistance performance and the service life of the cable through the design of a plurality of layers of water-blocking tapes; by adding the water-blocking drying agent layer, the water can be better prevented from permeating inwards, and a good water-blocking effect is achieved; through addding the tensile steel wire, prevent rivers to the tensile damage of cable, tensile damage when avoiding the cable to lay simultaneously increases the life of cable.
In order to solve the technical problem, the utility model adopts the technical scheme that:
a high-resistance water-shielding tensile cable for a water area comprises a plurality of inner conductors, a first water-blocking tape is wrapped outside each inner conductor, an insulating layer is arranged outside each first water-blocking tape, the inner conductor, the first water-blocking tape and the insulating layer jointly form core wires of the cable, a plurality of the core wires are twisted with the water-blocking filling ropes, and a second water-blocking tape is wrapped outside the core wires, the core wire, the water-blocking filling rope and the second water-blocking tape together form a cable core of the cable, an outer conductor shielding layer is arranged outside the cable core, a third water-blocking tape is arranged outside the outer conductor shielding layer, a water-blocking inner protection layer is arranged outside the third water-blocking tape, a water-blocking outer sheath is arranged outside the water-blocking inner protection layer, a water-blocking drying agent layer is further arranged between the water-blocking inner protection layer and the water-blocking outer protection sleeve, and a tensile steel wire is further arranged on the water-blocking outer protection sleeve.
The utility model provides a pair of among high resistant water shielding tensile cable for waters, the inner conductor is four, the inner conductor first water-blocking tape and the heart yearn that the insulating layer constitutes jointly also is four, four the cross-section of heart yearn is circular and two liang tangent four corners distribution that is, the cross-section of second water-blocking tape is cyclic annular and inner ring and four the cross-section of heart yearn is all tangent.
The utility model provides a pair of among high resistant water shielding tensile cable for waters, the cross-section of the oversheath that blocks water is the ring form, the tensile steel wire is located inside the ring body of the oversheath that blocks water, just the tensile steel wire arrange the direction with the center pin of the oversheath that blocks water is unanimous.
The utility model provides a pair of among high resistant water shielding tensile cable for waters, first water-blocking tape the second water-blocking tape the third water-blocking tape is the bilayer around the package, and takes the lid rate around the package and be greater than or equal to 20%.
The utility model provides a pair of in high resistant water shielding tensile cable is used in waters, the inner sheath that blocks water with the thickness of the oversheath that blocks water all is more than or equal to 1.0 mm.
The utility model provides a pair of among high resistant water shield tensile cable for waters, the inner conductor is formed by a plurality of tinned copper wires transposition, the outer conductor shielding layer is woven by a plurality of tinned copper wires and is formed, the weaving density of outer conductor shielding layer is more than or equal to 90%.
The utility model provides a pair of among high resistant water shielding tensile cable for waters, the packing rope that blocks water forms for polyester fiber non-woven fabrics and the compound twisting of high water-absorbing material.
The utility model provides a pair of among high resistant water shielding tensile cable for waters, the drier layer that blocks water is the cable with the filling cream that blocks water, the filling cream includes basic oleamen 70%, expanding material 20%, additive 10%.
The utility model provides a pair of among high resistant water shielding tensile cable for waters, the tensile steel wire is diameter 1.2 mm's zinc-plated tensile steel wire, the breaking force of tensile steel wire is more than or equal to 150 kg.
The utility model discloses compare in prior art, its beneficial effect is:
the water resistance performance and the service life of the cable are improved through the design of the multilayer water-blocking tape; by adding the water-blocking drying agent layer, the water can be better prevented from permeating inwards, and a good water-blocking effect is achieved; by additionally arranging the tensile steel wire, the tensile damage of water flow to the cable is prevented, the tensile damage during cable laying is avoided, and the service life of the cable is prolonged; the utility model discloses the cable still has good non-flame retardant nature, chemical resistance and better weatherability, the utility model discloses it is excellent to steep the water capability for a long time, and resistant sea water and marine life, cold resistance is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding drawings of some embodiments of the present invention.
Fig. 1 is a schematic cross-sectional view of a high-resistance water-shielding tensile cable for a water area according to an embodiment of the present invention.
Detailed Description
In order to solve the problems of poor water blocking effect, short service life and the like of the water blocking cable in the prior art, the utility model provides a high-water-blocking shielding tensile cable for water areas, which improves the water blocking performance and the service life of the cable through the design of a plurality of layers of water blocking tapes; by adding the water-blocking drying agent layer, the water can be better prevented from permeating inwards, and a good water-blocking effect is achieved; through addding the tensile steel wire, prevent rivers to the tensile damage of cable, tensile damage when avoiding the cable to lay simultaneously increases the life of cable.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, according to an embodiment of the present invention, a high water-blocking shielding tensile cable for waters includes a plurality of inner conductors 1, each of the inner conductors 1 is wrapped with a first water-blocking tape 201, each of the first water-blocking tapes 201 is provided with an insulating layer 3, the inner conductors 1, the first water-blocking tapes 201 and the insulating layers 3 together form a core wire of the cable, a plurality of the core wire is twisted with a water-blocking filling rope 4 and wrapped with a second water-blocking tape 202 at the outer side, the core wire, the water-blocking filling rope 4 and the second water-blocking tape 202 together form a cable core of the cable, the cable core is provided with an outer conductor shielding layer 5 at the outer portion, the outer conductor shielding layer 5 is provided with a third water-blocking tape 203 at the outer portion, the water-blocking inner protective layer 6 is provided at the outer portion of the water-blocking inner protective layer 6, a water-blocking outer protective sheath 8 is provided at the outer portion of the water-blocking inner protective sheath 6, a water-blocking desiccant layer 7 is further provided between the water-blocking inner protective sheath 8 and the water-blocking outer protective sheath 8, and the water-blocking outer sheath 8 is also provided with a tensile steel wire 9.
In the preferred embodiment, the number of the inner conductors 1 is four, the number of core wires formed by the inner conductors 1, the first water blocking tape 201 and the insulating layer 3 is also four, the cross sections of the four core wires are circular, two core wires are tangent to each other and distributed in four corners, the cross section of the second water blocking tape 202 is annular, and the cross sections of the inner ring and the four core wires are tangent to each other. Preferably, the cross sections of the four core wires are symmetrically arranged along the center line of the second water blocking tape 202 and are tangent to each other, the interior of the second water blocking tape 202 is divided into four symmetrical regions, namely, an upper region, a lower region, a left region, a right region and a middle gap region, and the water blocking filling ropes 4 are filled in the four symmetrical regions and the middle gap region.
In the preferred embodiment, each of the inner conductors 1 is formed by twisting a plurality of tinned copper wires, wherein each of the tinned copper wires has a diameter in a range of 0.1mm to 0.2 mm.
In the preferred embodiment, the thickness of the first water-blocking tape 201 is 0.1mm, the inner conductor 1 is wrapped by adopting a double-layer wrapping mode, the wrapping and covering rate is not less than 20%, and the main function of the first water-blocking tape 201 is that the contained water-swellable high-water-absorption material can be rapidly swelled after meeting water to form a large-volume jelly, so that the growth of a water tree is prevented, and the continuous permeation and diffusion of water are prevented.
In the preferred embodiment, the insulating layer 3 is made of crosslinked polyethylene, which has good insulating effect.
In the preferred embodiment, the water-blocking filling rope 4 is formed by twisting a polyester fiber non-woven fabric and a high water-absorbing material in a compounding manner, has high water-blocking property, has water-blocking (water-absorbing) capacity of more than 50ml/g, and has excellent water-blocking effect.
In the preferred embodiment, the second water-blocking tape 202 wraps the four core wires and the water-blocking filling rope 4, the thickness of the second water-blocking tape 202 is 0.1mm, the core wires and the water-blocking filling rope 4 are wrapped in a double-layer wrapping manner, the wrapping and covering rate is not less than 20%, and the second water-blocking tape 202 has the main function that the contained water-swellable high-water-absorption material can rapidly swell after meeting water to form a large-volume jelly, so that the growth of a water tree is prevented, the continuous permeation and diffusion of water are prevented, and the first water-blocking tape 201 is matched to play roles in multi-layer water blocking and multi-wrapping, so that the water-blocking effect is better. In addition, the second water blocking tape 202 also plays a role in fixing the core wire and the water blocking filling rope 4.
In the preferred embodiment, the outer conductor shielding layer 5 is formed by weaving a plurality of tinned copper wires, the weaving density of the outer conductor shielding layer 5 reaches over 90%, and the outer conductor shielding layer 5 woven by using the tinned copper wires has better oxidation resistance and better shielding effect.
In the preferred embodiment, the third water-blocking tape 203 wraps the outer part of the outer conductor shielding layer 5, the thickness of the third water-blocking tape 203 is 0.1mm, the outer conductor shielding layer 5 is wrapped in a double-layer wrapping manner, the wrapping and covering rate of the third water-blocking tape 203 is not less than 20%, and the third water-blocking tape 203 has the main function that the contained water-swellable high water-absorbing material can rapidly swell after meeting water to form a large-volume jelly, so that the growth of a water tree is prevented, and the moisture is prevented from continuously permeating and diffusing, and the first water-blocking tape 201 and the second water-blocking tape 202 are matched to play roles in multi-layer water blocking and multi-wrapping, so that the water-blocking effect is better.
In the preferred embodiment, the water-blocking inner protective layer 6 is made of chlorosulfonated polyethylene, the thickness of the chlorosulfonated polyethylene is required to be more than or equal to 1.0mm, and the water-blocking inner protective layer has a better water-blocking effect. In addition, the water-blocking inner protection layer 6 is made of chlorosulfonated polyethylene, so that the water-blocking inner protection layer has excellent non-flame retardance, chemical corrosion resistance and weather resistance, and has excellent long-term water soaking performance, seawater and marine organism resistance and good cold resistance.
In the preferred embodiment, the water-blocking desiccant layer 7 is a water-blocking filling paste for cables, which is mainly composed of a base ointment, an expansion material and an additive. Wherein, the basic ointment accounts for about 70 percent, the swelling material accounts for about 20 percent, and the additive accounts for about 10 percent. The ointment has the advantages of good high-low temperature performance, high water absorption strength, high speed, high multiplying power and the like. The water-blocking filling paste in the embodiment is a yellow solid, achieves the water-blocking effect by swelling in water, can seal all gaps of the cable, prevents water molecules from passing through, plays the roles of sealing, water proofing and moisture insulation of the cable, and achieves the purpose of blocking water of the water-blocking cable in a special environment.
In the preferred embodiment, the water-blocking outer sheath 8 is made of chlorosulfonated polyethylene, and the thickness of the water-blocking outer sheath is larger than or equal to 1.0mm, so that the water-blocking outer sheath has a better water-blocking effect. In addition, the water-blocking outer sheath 8 made of chlorosulfonated polyethylene has excellent flame retardancy, chemical corrosion resistance and weather resistance, and has excellent long-term water soaking performance, seawater and marine life resistance and good cold resistance.
In the preferred embodiment, the cross section of the water-blocking outer sheath 8 is circular, the tensile steel wires 9 are arranged inside the ring body of the water-blocking outer sheath 8, and the arrangement direction of the tensile steel wires 9 is consistent with the central axis of the water-blocking outer sheath 8. When receiving rivers impact, can prevent effectively that rivers from to the tensile damage of cable, tensile damage when can also avoiding the cable to lay simultaneously increases the life of cable.
In the preferred embodiment, the tensile steel wire 9 is a galvanized tensile steel wire with a diameter of 1.2mm, and the breaking force (load bearing) of the tensile steel wire 9 reaches more than 150 kg.
Further, in another embodiment, in order to facilitate carrying the cable, a detachable sleeve can be sleeved on the outermost layer of the water-blocking outer sheath 8, a handle is arranged on the sleeve, the sleeve is convenient to carry and take, and the sleeve can be detached without affecting the actual use of the cable.
In summary, the utility model improves the water resistance and service life of the cable through the design of the multilayer water-blocking tape; by adding the water-blocking drying agent layer, the water can be better prevented from permeating inwards, and a good water-blocking effect is achieved; by additionally arranging the tensile steel wire, the tensile damage of water flow to the cable is prevented, the tensile damage during cable laying is avoided, and the service life of the cable is prolonged; the utility model discloses the cable still has good non-flame retardant nature, chemical resistance and better weatherability, the utility model discloses it is excellent to steep the water capability for a long time, and resistant sea water and marine life, cold resistance is good.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.
Claims (9)
1. A high-water-resistance shielding tensile cable for a water area comprises a plurality of inner conductors (1) and is characterized in that a first water-blocking tape (201) is wound outside each inner conductor (1), an insulating layer (3) is arranged outside each first water-blocking tape (201), the inner conductors (1), the first water-blocking tapes (201) and the insulating layers (3) jointly form a core wire of the cable, a plurality of core wires are twisted with a water-blocking filling rope (4) and wound outside with a second water-blocking tape (202), the core wire, the water-blocking filling rope (4) and the second water-blocking tape (202) jointly form a cable core of the cable, an outer conductor shielding layer (5) is arranged outside the cable core, a third water-blocking tape (203) is arranged outside the outer conductor shielding layer (5), and a water-blocking inner protective layer (6) is arranged outside the third water-blocking tape (203), the waterproof safety protective sleeve is characterized in that a waterproof outer sheath (8) is arranged outside the waterproof inner sheath (6), a waterproof drying agent layer (7) is further arranged between the waterproof inner sheath (6) and the waterproof outer sheath (8), and a tensile steel wire (9) is further arranged on the waterproof outer sheath (8).
2. The high water resistance shielding tensile cable for the water area according to claim 1, wherein the number of the inner conductors (1) is four, the number of the core wires formed by the inner conductors (1), the first water blocking tape (201) and the insulating layer (3) is also four, the cross sections of the four core wires are circular, two of the core wires are tangent to each other and distributed in four corners, the cross section of the second water blocking tape (202) is annular, and the inner ring is tangent to the cross sections of the four core wires.
3. The high-water-resistance shielding tensile cable for the water area according to claim 1, wherein the cross section of the water-blocking outer sheath (8) is circular, the tensile steel wires (9) are arranged inside the ring body of the water-blocking outer sheath (8), and the arrangement direction of the tensile steel wires (9) is consistent with the central axis of the water-blocking outer sheath (8).
4. The high water resistance shielding tensile cable for the water area according to claim 1, wherein the first water-blocking tape (201), the second water-blocking tape (202) and the third water-blocking tape (203) are all double-layer lapped and the lapping coverage rate is greater than or equal to 20%.
5. The high-water-resistance shielding tensile cable for water areas as claimed in claim 1, wherein the thickness of the water-blocking inner sheath (6) and the thickness of the water-blocking outer sheath (8) are both greater than or equal to 1.0 mm.
6. The high water resistance shielding tensile cable for water areas according to claim 1, wherein the inner conductor (1) is formed by twisting a plurality of tinned copper wires, the outer conductor shielding layer (5) is formed by weaving a plurality of tinned copper wires, and the weaving density of the outer conductor shielding layer (5) is greater than or equal to 90%.
7. The high-water-resistance shielding tensile cable for water areas as claimed in claim 1, wherein the water-blocking desiccant layer (7) is a water-blocking filling paste for cables.
8. The high water resistance shielding tensile cable for the water area according to claim 1, wherein the tensile steel wire (9) is a galvanized tensile steel wire with a diameter of 1.2mm, and the breaking force of the tensile steel wire (9) is not less than 150 kg.
9. The high-water-resistance shielding tensile cable for the water area is characterized by comprising a plurality of inner conductors (1), wherein a first water-blocking tape (201) is wound outside each inner conductor (1), an insulating layer (3) is arranged outside each first water-blocking tape (201), the inner conductors (1), the first water-blocking tapes (201) and the insulating layers (3) jointly form a core wire of the cable, a plurality of core wires are twisted with a water-blocking filling rope (4) and wound outside with a second water-blocking tape (202), the core wire, the water-blocking filling rope (4) and the second water-blocking tape (202) jointly form a cable core of the cable, an outer conductor shielding layer (5) is arranged outside the cable core, a third water-blocking tape (203) is arranged outside the outer conductor shielding layer (5), and a water-blocking inner protective layer (6) is arranged outside the third water-blocking tape (203), a water-blocking outer sheath (8) is arranged outside the water-blocking inner protection layer (6), a water-blocking drying agent layer (7) is further arranged between the water-blocking inner protection layer (6) and the water-blocking outer sheath (8), and a tensile steel wire (9) is further arranged on the water-blocking outer sheath (8);
the number of the inner conductors (1) is four, the number of core wires formed by the inner conductors (1), the first water-blocking tape (201) and the insulating layer (3) is four, the cross sections of the four core wires are circular, the core wires are tangent in pairs and distributed in four corners, the cross section of the second water-blocking tape (202) is annular, and the inner ring is tangent to the cross sections of the four core wires;
the cross section of the water-blocking outer sheath (8) is circular, the tensile steel wires (9) are arranged inside the ring body of the water-blocking outer sheath (8), and the arrangement direction of the tensile steel wires (9) is consistent with the central axis of the water-blocking outer sheath (8);
the first water-blocking tape (201), the second water-blocking tape (202) and the third water-blocking tape (203) are wrapped in a double-layer manner, and the wrapping covering rate is more than or equal to 20%;
the thickness of the water-blocking inner protection layer (6) and the thickness of the water-blocking outer protection layer (8) are both more than or equal to 1.0 mm;
the inner conductor (1) is formed by twisting a plurality of tinned copper wires, the outer conductor shielding layer (5) is formed by weaving a plurality of tinned copper wires, and the weaving density of the outer conductor shielding layer (5) is more than or equal to 90%;
the water-blocking drying agent layer (7) is water-blocking filling paste for cables;
the tensile steel wire (9) is a galvanized tensile steel wire with the diameter of 1.2mm, and the breaking force of the tensile steel wire (9) is more than or equal to 150 kg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022200833.6U CN214203277U (en) | 2020-09-29 | 2020-09-29 | High-water-resistance shielding tensile cable for water area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022200833.6U CN214203277U (en) | 2020-09-29 | 2020-09-29 | High-water-resistance shielding tensile cable for water area |
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| Publication Number | Publication Date |
|---|---|
| CN214203277U true CN214203277U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022200833.6U Active CN214203277U (en) | 2020-09-29 | 2020-09-29 | High-water-resistance shielding tensile cable for water area |
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| Country | Link |
|---|---|
| CN (1) | CN214203277U (en) |
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- 2020-09-29 CN CN202022200833.6U patent/CN214203277U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20220701 Address after: 518000 1901, Park1, lianjiaxiang Kechuang, Kesheng Road, Luhu community, Guanhu street, Shenzhen, Guangdong Province Patentee after: SHENZHEN LIANJIAXIANG SCIENCE & TECHNOLOGY Co.,Ltd. Address before: 241200 Fanchang County Economic Development Zone, Wuhu City, Anhui Province Patentee before: ANHUI LIANJIAXIANG SPECIAL CABLE Co.,Ltd. |
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| TR01 | Transfer of patent right |