CN219626353U - Stretch-proofing, waterproof, termite-proof dam observation cable - Google Patents
Stretch-proofing, waterproof, termite-proof dam observation cable Download PDFInfo
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- CN219626353U CN219626353U CN202320193170.0U CN202320193170U CN219626353U CN 219626353 U CN219626353 U CN 219626353U CN 202320193170 U CN202320193170 U CN 202320193170U CN 219626353 U CN219626353 U CN 219626353U
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- proof
- cable
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- termite
- water
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910052802 copper Inorganic materials 0.000 claims abstract description 32
- 239000010949 copper Substances 0.000 claims abstract description 32
- 239000004020 conductor Substances 0.000 claims abstract description 25
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 20
- 239000008397 galvanized steel Substances 0.000 claims abstract description 20
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 15
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 15
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 12
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920002292 Nylon 6 Polymers 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 49
- 239000011241 protective layer Substances 0.000 claims description 25
- 239000004677 Nylon Substances 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 13
- 229920001778 nylon Polymers 0.000 claims description 13
- 239000002985 plastic film Substances 0.000 claims description 11
- 229920006255 plastic film Polymers 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 5
- 241000256602 Isoptera Species 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract 1
- 238000007747 plating Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a tensile, waterproof and termite-proof dam observation cable, wherein 7 stranded tinned copper conductors are used for improving flexibility of the conductors, and tin plating is used for improving corrosion resistance of the conductors. The high-density polyethylene insulating layer has very low dielectric loss and excellent insulating property. The insulating exterior is extruded with nylon 6 to effectively prevent termites from damaging the cable insulation. The water-blocking filling rope rapidly expands to block water from entering the cable core after meeting water. The galvanized steel strand of 7/0.2 is added with the polyvinyl chloride sheath layer, so that the tensile strength of the cable is enhanced, and the cable is effectively protected from being damaged under the condition of large tensile force. According to the utility model, through the design of the cable structure and the materials, the waterproof, termite-proof and tensile properties of the dam cable are obviously enhanced, all components in the cable can be used stably in special environments for a long time, the special properties of the original dam observation cable are maintained, and the dam cable is suitable for being used in places such as dykes, reservoirs and the like.
Description
Technical Field
The utility model relates to a tensile, waterproof and termite-proof dam observation cable, and belongs to the technical field of communication cables.
Background
The dam observation cable is a cable which is arranged from a dam embankment to a dam observation center in an auxiliary mode and is used for transmitting pulsation signals with different strengths, and the existing dam observation cable is generally only suitable for places with good relative environments and provides signal control for equipment.
However, in the environments of humidity, termites, wind power and the like which are moved by external force, the waterproof, termite-proof and tensile capacities of the cable are greatly reduced, the signal and data transmission is not controlled, and potential safety hazards exist; therefore, in order to change the stable operation of the dam observation cable in a special environment and make the dam safety higher, the cable structure is improved so as to be suitable for more occasions.
In view of the foregoing, there is a need for a dam cable that can be used for a long period of time in a special environment without changing the basic control and transmission performance of the conventional dam cable.
Disclosure of Invention
The purpose is as follows: in order to overcome the defects in the prior art, the utility model provides the stretch-proof, waterproof and termite-proof dam observation cable which can stably achieve data transmission in a humid and severe environment and effectively ensure the service life of the cable.
The technical scheme is as follows: in order to solve the technical problems, the utility model adopts the following technical scheme:
a stretch-proof, water-proof, ant-proof dam observation cable comprising: the cable comprises a twisted insulating shielding wire core, a twisted tin-plated copper ground wire, a polyvinyl chloride protective layer and a galvanized steel strand.
The polyvinyl chloride protective layer comprises: the cable comprises a first protection layer, a connecting part and a second protection layer, wherein the first protection layer is extruded outside after a plurality of twisted insulating shielding wire cores and a tinned copper ground wire are twisted, the second protection layer is extruded outside a galvanized steel strand, and the first protection layer is connected with the second protection layer through the connecting part. The first protective layer, the connecting part and the second protective layer are integrally formed by adopting an injection molding process.
The twisted pair insulating shielding wire core comprises: the cable comprises a tin-plated copper conductor, a high-density polyethylene insulating layer, a nylon layer, water-blocking ropes and an aluminum-plastic film shielding layer, wherein the tin-plated copper conductor is wrapped with the high-density polyethylene insulating layer, the nylon layer is wrapped outside the high-density polyethylene insulating layer, the tin-plated copper conductor, the high-density polyethylene insulating layer and the nylon layer form a communication cable core, and the aluminum-plastic film shielding layer is wrapped outside the communication cable core and the water-blocking ropes.
As a preferable scheme, the stranded tinned copper wire adopts 7/0.2 stranded tinned copper wire.
As a preferable scheme, the galvanized steel strand adopts 7/0.2 galvanized steel strand.
Preferably, the tinned copper conductor is a 7/0.25 stranded tinned copper conductor.
As a preferable scheme, the nylon layer is made of nylon 6.
As a preferred solution, the plurality of communication cores and the water blocking rope 104 are uniformly arranged, and the inside of the twisted insulation shielding core is densely filled and rounded.
As a preferable scheme, the aluminum-plastic film shielding layer adopts a single-sided aluminum-plastic composite film with the thickness of 0.05mm, the aluminum faces outwards during wrapping, and the plastic layer faces inwards.
The beneficial effects are that: according to the tensile, waterproof and termite-proof dam observation cable provided by the utility model, through the design of the cable structure and materials, the waterproof, termite-proof and tensile properties of the dam cable are obviously enhanced, all components in the cable can be used stably in special environments for a long time, the special properties of the original dam observation cable are maintained, and the cable is suitable for being used in places such as dams and reservoirs.
Compared with the prior art, the method has the following advantages:
1. the stranded tinned copper conductor adopts 7 structures to improve the flexibility of the conductor, and adopts a tinned layer to improve the corrosion resistance of the conductor.
2. The high-density polyethylene insulating layer has very low dielectric loss and excellent insulating property.
3. The insulating exterior is extruded with nylon 6 to effectively prevent termites from damaging the cable insulation.
4. The water-blocking filling rope rapidly expands to block water from entering the cable core after meeting water.
5. The galvanized steel strand of 7/0.2 is added with the polyvinyl chloride sheath layer, so that the tensile strength of the cable is enhanced, and the cable is effectively protected from being damaged under the condition of large tensile force.
Drawings
Fig. 1 is a schematic structural view of a tensile, waterproof and termite-proof dam observation cable.
In the figure: the double-twisted insulating shielding wire core 1, the twisted tinned copper ground wire 2, the steel wire reinforced polyvinyl chloride protective layer 3 and the galvanized steel strand 4.
Fig. 2 is a schematic diagram of a twisted pair insulating shielding wire core structure.
In the figure: tin-plated copper conductor 101, high-density polyethylene insulation 102, nylon 103, water-blocking rope filling 104 and aluminum-plastic film shielding layer 105.
Description of the embodiments
The following description of the embodiments of the present utility model will provide a further and thorough description of the present utility model, and will fully illustrate the embodiments of the present utility model, and will be apparent to those skilled in the art. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. 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.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
As shown in fig. 1, a stretch-proof, waterproof, termite-proof dam observation cable comprises: the cable comprises a twisted insulating shielding cable core 1, a twisted tin-plated copper ground wire 2, a polyvinyl chloride protective layer 3 and a galvanized steel strand 4.
The polyvinyl chloride sheath 3 includes: the first protective layer 301, the connecting portion 302 and the second protective layer 303 are extruded outside the twisted pair insulating shielding wire cores 1 and the tinned copper ground wires 2 to form a first protective layer 301, the galvanized steel stranded wires 4 are extruded outside the galvanized steel stranded wires to form a second protective layer 303, and the first protective layer 301 and the second protective layer 303 are connected through the connecting portion 302. The first protective layer 301, the connecting portion 302, and the second protective layer 303 are integrally formed by injection molding.
Because galvanized steel strand outside hardness is great, if adopt traditional structure to twine with pair of insulating shielding sinle silk mutually, although can increase the stretch-proofing performance of cable, but when dragging the construction, galvanized steel strand produces relative frictional force with pair of insulating shielding sinle silk under the effect of stress, leads to pair of insulating shielding sinle silk shielding layer wearing and tearing, influences the communication quality of cable. Therefore, the utility model designs a new structure, adopts the die to extrude the twisted insulating shielding wire core and the galvanized steel strand into different polyvinyl chloride protective layers respectively, and is integrally formed through the connecting part, thereby ensuring the tensile resistance of the cable and the communication quality of the twisted insulating shielding wire core.
As shown in fig. 2, the twisted pair insulating shielding core 1 includes: the cable comprises a tin-plated copper conductor 101, a high-density polyethylene insulating layer 102, a nylon layer 103, a water-blocking rope 104 and an aluminum-plastic film shielding layer 105, wherein the tin-plated copper conductor 101 is wrapped with the high-density polyethylene insulating layer 102, the nylon layer 103 is wrapped with the high-density polyethylene insulating layer 102, a communication cable core is formed by the tin-plated copper conductor 101, the high-density polyethylene insulating layer 102 and the nylon layer 103, and the aluminum-plastic film shielding layer 105 is wrapped outside the communication cable core and the water-blocking ropes 104.
Furthermore, the stranded tinned copper ground wire 2 adopts 7/0.2 stranded tinned copper ground wires, namely 7 tinned copper ground wires with the diameter of 0.2mm are stranded, so that the flexibility and corrosion resistance of the conductor are improved.
Further, the galvanized steel strand 4 is formed by twisting 7/0.2 galvanized steel strands, namely 7 galvanized steel wires with the diameter of 0.2mm, so that the tensile strength of the cable is enhanced, and the cable is effectively protected from being damaged under the condition of large tensile force.
Further, the tinned copper conductor 101 is stranded by adopting 7/0.25 stranded tinned copper conductors, namely 7 tinned copper conductors with the diameter of 0.25mm, so that the flexibility and corrosion resistance of the conductor are enhanced.
Further, the nylon layer 103 is made of nylon 6, so that termite damage to the cable insulation layer can be effectively prevented.
Further, the plurality of communication wire cores and the water blocking rope 104 are uniformly arranged, so that the inside of the twisted pair insulating shielding wire core 1 is tightly filled and rounded.
Further, the aluminum-plastic film shielding layer 105 adopts a single-sided aluminum-plastic composite film with the thickness of 0.05mm, and the aluminum faces outwards and the plastic layer faces inwards when the aluminum-plastic composite film is wrapped.
Examples
A stretch-proof, water-proof, ant-proof dam observation cable comprising: the twisted insulating shielding wire core 1, 7/0.2 is twisted with the tin-plated copper ground wire 2 and the polyvinyl chloride sheath 3.
In some embodiments, the number of the twisted pair insulating shielding wire cores 1 is two or more.
In some embodiments, the number of the water blocking ropes 104 is two, and the water blocking ropes are distributed in gaps at two sides of the two communication wire cores, and expand rapidly when meeting water, so as to block water from entering the cable cores.
In some embodiments, the reinforced polyvinyl chloride sheath is produced by extrusion, and the gaps inside the cable core can be densely filled.
In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the protection of the present utility model.
The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.
Claims (7)
1. A stretch-proofing, waterproof, termite-proof dam observation cable which characterized in that: comprising the following steps: twisted insulating shielding wire cores, twisted tin-plated copper ground wires, a polyvinyl chloride protective layer and galvanized steel stranded wires;
the polyvinyl chloride protective layer comprises: the cable comprises a first protective layer, a connecting part, a second protective layer, a plurality of twisted insulating shielding wire cores and a tin-plated copper ground wire, wherein the first protective layer is extruded outside after being twisted, the second protective layer is extruded outside a galvanized steel strand, and the first protective layer is connected with the second protective layer through the connecting part; the first protective layer, the connecting part and the second protective layer are integrally formed by adopting an injection molding process;
the twisted pair insulating shielding wire core comprises: the cable comprises a tin-plated copper conductor, a high-density polyethylene insulating layer, a nylon layer, water-blocking ropes and an aluminum-plastic film shielding layer, wherein the tin-plated copper conductor is wrapped with the high-density polyethylene insulating layer, the nylon layer is wrapped outside the high-density polyethylene insulating layer, the tin-plated copper conductor, the high-density polyethylene insulating layer and the nylon layer form a communication cable core, and the aluminum-plastic film shielding layer is wrapped outside the communication cable core and the water-blocking ropes.
2. A stretch-proof, water-proof and termite-proof dam observation cable according to claim 1, wherein: the stranded tinned copper ground wire adopts 7/0.2 stranded tinned copper ground wire.
3. A stretch-proof, water-proof and termite-proof dam observation cable according to claim 1, wherein: the galvanized steel strand adopts 7/0.2 galvanized steel strand.
4. A stretch-proof, water-proof and termite-proof dam observation cable according to claim 1, wherein: the tinned copper conductor is a 7/0.25 stranded tinned copper conductor.
5. A stretch-proof, water-proof and termite-proof dam observation cable according to claim 1, wherein: the nylon layer is made of nylon 6.
6. A stretch-proof, water-proof and termite-proof dam observation cable according to claim 1, wherein: the communication wire cores and the water blocking ropes (104) are uniformly arranged, and the inside of the twisted insulating shielding wire core is densely filled and rounded.
7. A stretch-proof, water-proof and termite-proof dam observation cable according to claim 1, wherein: the aluminum plastic film shielding layer adopts a single-sided aluminum plastic composite film with the thickness of 0.05mm, the aluminum surface faces outwards when the aluminum plastic film shielding layer is wrapped, and the plastic layer faces inwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320193170.0U CN219626353U (en) | 2023-02-13 | 2023-02-13 | Stretch-proofing, waterproof, termite-proof dam observation cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320193170.0U CN219626353U (en) | 2023-02-13 | 2023-02-13 | Stretch-proofing, waterproof, termite-proof dam observation cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219626353U true CN219626353U (en) | 2023-09-01 |
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ID=87796109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320193170.0U Active CN219626353U (en) | 2023-02-13 | 2023-02-13 | Stretch-proofing, waterproof, termite-proof dam observation cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219626353U (en) |
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2023
- 2023-02-13 CN CN202320193170.0U patent/CN219626353U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240123 Address after: 214000, No. 58 Mashan Hushan Road, Binhu District, Wuxi City, Jiangsu Province Patentee after: Hongtu Optoelectronic Cable (Wuxi) Co.,Ltd. Country or region after: China Address before: No. 11 Xinke Fourth Road, Jiangbei New District, Nanjing, Jiangsu Province, 210031 Patentee before: JIANGSU HITEKER Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |