CN211455329U - Multifunctional double-protective-shell low-voltage cable - Google Patents
Multifunctional double-protective-shell low-voltage cable Download PDFInfo
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- CN211455329U CN211455329U CN201922385198.0U CN201922385198U CN211455329U CN 211455329 U CN211455329 U CN 211455329U CN 201922385198 U CN201922385198 U CN 201922385198U CN 211455329 U CN211455329 U CN 211455329U
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- voltage cable
- cable
- crosslinked polyethylene
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- 239000010410 layer Substances 0.000 claims abstract description 98
- 230000001681 protective effect Effects 0.000 claims abstract description 29
- 229920003020 cross-linked polyethylene Polymers 0.000 claims abstract description 18
- 239000004703 cross-linked polyethylene Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 13
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000003063 flame retardant Substances 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 239000002346 layers by function Substances 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 229920001971 elastomer Polymers 0.000 claims description 7
- 239000000806 elastomer Substances 0.000 claims description 7
- VMQMZMRVKUZKQL-UHFFFAOYSA-N Cu+ Chemical compound [Cu+] VMQMZMRVKUZKQL-UHFFFAOYSA-N 0.000 claims 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 12
- 239000010949 copper Substances 0.000 abstract description 12
- 229910052802 copper Inorganic materials 0.000 abstract description 12
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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 multi-functional two protective case low tension cable, including oxygen-free pure copper, crosslinked polyethylene insulating layer, separate layer and flame retardant material, it is a plurality of the outer wall of oxygen-free pure copper has all wrapped up the crosslinked polyethylene insulating layer, the outer wall of crosslinked polyethylene insulating layer is equipped with the separate layer, it has flame retardant material to fill between separate layer and the crosslinked polyethylene insulating layer, the outer wall rigid coupling of separate layer has the functional layer. This multi-functional two protective case low tension cable uses through the cooperation of waterproof layer, high temperature resistant layer and filling layer etc. prolongs low tension cable's life, uses through the cooperation of annular ring, backup pad and arc lug etc. increases the crushing resistance of cable outer wall, prevents to cause economic loss at the cable rupture, uses through the cooperation of interior protective case, outer protective case and fixture block etc. increases cable surface's wearability and surface strength.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a multi-functional two protective case low tension cable.
Background
The cable is used for transmitting electric power or signal current, the conductor covered with insulating layer, protective layer, shielding layer of signal voltage, divide into high tension cable and low tension cable according to the voltage, low tension cable line compares with low pressure overhead line, low pressure overhead insulated line though the cost is higher, lays and maintains comparatively difficult, but because it has reliable operation, does not stand the pole, does not take up the ground, does not hinder looking, receives characteristics such as external influence less, and obtains the wide application in the low pressure distribution system, for example, the application number is: 201920578951.5, the utility model discloses a low tension cable, the color separation line that is equipped with different colours in the insulating boot that the electrically conductive core corresponds respectively distinguishes, the insulating boot no longer adds the masterbatch, insulating properties is more stable, and the manufacture craft of insulating boot has been simplified, the cost of manufacture of insulating boot has been reduced, it is lower to adopt color separation line cost, thereby the cost of manufacture of whole low tension cable has been reduced, but current low tension cable, waterproof nature and high temperature resistance are relatively poor when using, influence the life of cable, lead to the practicality of cable to descend, and the crushing resistance of cable is relatively poor, take place the rupture easily, cause economic loss, the wearability of cable is relatively poor, hardly satisfy people to low tension cable's user demand.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-functional two protective case low tension cable to it is relatively poor with high temperature resistance when using to put forward current among the solution above-mentioned background art, influences the life of cable, leads to the problem that the practicality of cable descends.
In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional double-protective-shell low-voltage cable comprises oxygen-free pure copper, cross-linked polyethylene insulating layers, separating layers and flame-retardant materials, wherein the outer walls of the oxygen-free pure copper are wrapped with the cross-linked polyethylene insulating layers;
the functional layer comprises a waterproof layer, a high-temperature resistant layer and a filling layer;
the inner wall of the waterproof layer is glued with a high temperature resistant layer, the inner wall of the high temperature resistant layer is glued with a separation layer, and the outer wall of the waterproof layer is glued with a filling layer. The water resistance and high temperature resistance of the cable can be increased.
Preferably, the radian of the inner wall of the waterproof layer is the same as that of the outer wall of the high-temperature resistant layer. The waterproof layer and the high-temperature resistant layer are connected tightly.
Preferably, the outer wall of the filling layer is fixedly connected with a compression-resistant mechanism;
the compression-resistant mechanism comprises an annular ring, a supporting plate, an arc-shaped convex block and an elastic body;
the inside rigid coupling of annular circle has the backup pad, and is a plurality of the backup pad is kept away from the one end of annular circle and all is with filling layer looks rigid coupling, the outer wall processing of annular circle has the arc lug, it has the elastomer to fill in the cavity that forms between the backup pad. The acting force is decomposed through the circular arc, and the pressure resistance of the cable is improved.
Preferably, a plurality of the arc-shaped protrusions are periodically distributed along the annular ring. The periodic distribution of the arc-shaped bumps increases the pressure resistance.
Preferably, the thickness of the plurality of support plates is 1-2 mm. This reduces the volume of the cable.
Preferably, the outer wall of the arc-shaped bump is attached with a protection mechanism;
the protection mechanism comprises an inner protection shell, a clamping block, an outer protection shell and a groove;
the outer wall of interior protective housing is processed there is the fixture block, the outer wall of interior protective housing is equipped with outer protective housing, outer protective housing's inside processing is fluted, two the inner wall and the fixture block clearance fit of recess. The design can increase the wear resistance of the cable.
Preferably, the fixture block and the groove are located on the same horizontal line. The clamping block can move in the groove and has a limiting effect on the inner protective shell and the outer protective shell.
Preferably, the inner protective shell and the outer protective shell form a sliding mechanism. The outer protective shell can be disassembled.
Compared with the prior art, the beneficial effects of the utility model are that: this multi-functional two protective case low tension cable compares traditional technique, has following advantage:
through the cooperation use of waterproof layer, high temperature resistant layer and filling layer etc. adopt materials such as ethylene-propylene rubber and photosensitive resin to increase the waterproof nature and the high temperature resistant of cable, prolong low tension cable's life, and then improve the practicality of cable.
Through the cooperation use of annular ring, backup pad and arc lug etc. utilize the circular arc to divide the decomposition to the force, increase the crushing resistance of cable outer wall, prevent at the cable rupture, cause economic loss.
Through the cooperation use of interior protective case, outer protective case and fixture block etc. increase cable surface's wearability and surface strength, improve the user demand of people to the cable greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side sectional view of FIG. 1;
FIG. 3 is a schematic structural view of the compression mechanism of FIG. 1;
fig. 4 is a schematic structural diagram of the protection mechanism in fig. 1.
In the figure: 1. oxygen-free pure copper, 2, a cross-linked polyethylene insulating layer, 3, a separation layer, 4, a flame retardant material, 5, a functional layer, 501, a waterproof layer, 502, a high temperature resistant layer, 503, a filling layer, 6, a compression-resistant mechanism, 601, an annular ring, 602, a supporting plate, 603, an arc-shaped bump, 604, an elastomer, 7, a protection mechanism, 701, an inner protective shell, 702, a fixture block, 703, an outer protective shell, 704 and a groove.
Detailed Description
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 a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a multifunctional double-protective-shell low-voltage cable comprises oxygen-free pure copper 1, a cross-linked polyethylene insulating layer 2, a separating layer 3 and flame-retardant materials 4, wherein the flame-retardant materials 4 are materials which can inhibit or delay combustion and cannot easily burn and burn, the outer walls of the three oxygen-free pure copper 1 are wrapped by the cross-linked polyethylene insulating layer 2, the cross-linked polyethylene insulating layer 2 plays an insulating role, the separating layer 3 is arranged on the outer wall of the cross-linked polyethylene insulating layer 2, the flame-retardant materials 4 are filled between the separating layer 3 and the cross-linked polyethylene insulating layer 2, the outer wall of the separating layer 3 is fixedly connected with a functional layer 5, the functional layer 5 comprises a waterproof layer 501, a high-temperature-resistant layer 502 and a filling layer 503, the waterproof layer 501 is an ethylene propylene rubber layer, the ethylene propylene rubber layer has a good waterproof effect, the high-temperature-resistant layer 502 is glued on the inner, the inner wall of the high-temperature-resistant layer 502 is glued with the separation layer 3, the outer wall of the waterproof layer 501 is glued with the filling layer 503, the filling layer 503 is filled with glass fibers, the waterproof layer has the advantages of being good in insulating property, strong in heat resistance and good in corrosion resistance, and the radian of the inner wall of the waterproof layer 501 is identical to that of the outer wall of the high-temperature-resistant layer 502.
The outer wall rigid coupling of filling layer 503 has resistance to compression mechanism 6, resistance to compression mechanism 6 includes annular circle 601, backup pad 602, arc lug 603 and elastomer 604, the inside rigid coupling of annular circle 601 has backup pad 602, six backup pad 602 keep away from the one end of annular circle 601 all with filling layer 503 looks rigid coupling, backup pad 602 and annular circle 601 form the cavity through backup pad 602, the outer wall processing of annular circle 601 has arc lug 603, arc lug 603 can disperse to the power, it has elastomer 604 to fill in the cavity that forms between the backup pad 602, 18 arc lugs 603 are along annular circle 601 periodic distribution, the thickness of six backup pads 602 is 1-2mm, backup pad 602 and arc lug 603 cooperate the use and can increase the atress.
The outer wall laminating of arc lug 603 has protection machanism 7, protection machanism 7 includes interior protecting crust 701, fixture block 702, outer protecting 703 and recess 704, the outer wall processing of interior protecting crust 701 has fixture block 702, the outer wall of interior protecting crust 701 is equipped with outer protecting crust 703, outer protecting crust 703 can increase the wearability, the inside processing of outer protecting crust 703 is fluted 704, the inner wall and the fixture block 702 clearance fit of two recesses 704, fixture block 702 and recess 704 are located same water flat line, slide mechanism is constituteed with outer protecting crust 703 to inner protecting crust 701, inner protecting crust 701 can be dismantled from outer protecting crust 703.
In this example, when the multifunctional double-sheath low-voltage cable is used, the cross-linked polyethylene insulation layer 2 is wrapped on the outer wall of the oxygen-free pure copper 1 to form a bundle shape, the three bundle-shaped oxygen-free pure copper 1 are arranged in an equilateral triangle, then the three oxygen-free pure copper 1 are filled into the separation layer 3, the separation layer 3 is an epoxy resin insulation board to separate the oxygen-free pure copper 1, the flame retardant material 4 is filled between the separation layer 3 and the cross-linked polyethylene insulation layer 2, the flame retardant material 4 prevents the outer wall from firing to influence the use of the oxygen-free pure copper 1, the outer wall of the separation layer 3 is glued with a high temperature resistant layer 502, the outer wall of the high temperature resistant layer 502 is glued with a waterproof layer 501, the outer wall of the waterproof layer 501 is glued with a filling layer 503, the filling layer 503 is inserted into the inner sheath 701 together with the annular ring 601 and the arc-shaped bump 603 through the support plate 602, then the elastomer 604, the elastomer 604 is a TPE thermoplastic elastomer, which has good impact resistance and fatigue resistance, and finally the inner protective shell 701 is inserted into the groove 704 of the outer protective shell 703 through the fixture blocks 702 at the left and right ends.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and 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.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a multi-functional two protective case low tension cable, includes oxygen-free pure copper (1), crosslinked polyethylene insulating layer (2), separate layer (3) and flame retardant material (4), and is a plurality of the outer wall of oxygen-free pure copper (1) has all wrapped up crosslinked polyethylene insulating layer (2), the outer wall of crosslinked polyethylene insulating layer (2) is equipped with separate layer (3), it has flame retardant material (4), its characterized in that to fill between separate layer (3) and crosslinked polyethylene insulating layer (2): the outer wall of the separation layer (3) is fixedly connected with a functional layer (5);
the functional layer (5) comprises a waterproof layer (501), a high-temperature-resistant layer (502) and a filling layer (503);
the inner wall of the waterproof layer (501) is glued with a high-temperature-resistant layer (502), the inner wall of the high-temperature-resistant layer (502) is glued with the separation layer (3), and the outer wall of the waterproof layer (501) is glued with a filling layer (503).
2. A multifunctional double-sheath low-voltage cable according to claim 1, characterized in that: the radian of the inner wall of the waterproof layer (501) is the same as that of the outer wall of the high-temperature resistant layer (502).
3. A multifunctional double-sheath low-voltage cable according to claim 1, characterized in that: the outer wall of the filling layer (503) is fixedly connected with a compression-resistant mechanism (6);
the compression-resistant mechanism (6) comprises an annular ring (601), a support plate (602), an arc-shaped convex block (603) and an elastic body (604);
the inside rigid coupling of annular ring (601) has backup pad (602), and is a plurality of the one end that annular ring (601) was kept away from in backup pad (602) all with filling layer (503) looks rigid coupling, the outer wall processing of annular ring (601) has arc lug (603), it has elastomer (604) to fill in the cavity that forms between backup pad (602).
4. A multifunctional double-sheath low-voltage cable according to claim 3, wherein: a plurality of the arc-shaped lugs (603) are periodically distributed along the annular ring (601).
5. A multifunctional double-sheath low-voltage cable according to claim 3, wherein: the thickness of the plurality of support plates (602) is 1-2 mm.
6. A multifunctional double-sheath low-voltage cable according to claim 3, wherein: the outer wall of the arc-shaped bump (603) is attached with a protection mechanism (7);
the protection mechanism (7) comprises an inner protection shell (701), a fixture block (702), an outer protection shell (703) and a groove (704);
a clamping block (702) is processed on the outer wall of the inner protective shell (701), an outer protective shell (703) is arranged on the outer wall of the inner protective shell (701), grooves (704) are processed in the outer protective shell (703), and the inner walls of the two grooves (704) are in clearance fit with the clamping block (702).
7. A multifunctional double-sheath low-voltage cable according to claim 6, wherein: the fixture block (702) and the groove (704) are positioned on the same horizontal line.
8. A multifunctional double-sheath low-voltage cable according to claim 6, wherein: the inner protective shell (701) and the outer protective shell (703) form a sliding mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385198.0U CN211455329U (en) | 2019-12-26 | 2019-12-26 | Multifunctional double-protective-shell low-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385198.0U CN211455329U (en) | 2019-12-26 | 2019-12-26 | Multifunctional double-protective-shell low-voltage cable |
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| Publication Number | Publication Date |
|---|---|
| CN211455329U true CN211455329U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922385198.0U Active CN211455329U (en) | 2019-12-26 | 2019-12-26 | Multifunctional double-protective-shell low-voltage cable |
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| CN (1) | CN211455329U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112435782A (en) * | 2020-11-13 | 2021-03-02 | 铜陵铜泉线缆科技有限公司 | Polyvinyl chloride insulation nylon sheath cable |
| CN113161071A (en) * | 2021-04-20 | 2021-07-23 | 四川天邑康和通信股份有限公司 | Novel shielding type coaxial radio frequency cable and preparation method thereof |
-
2019
- 2019-12-26 CN CN201922385198.0U patent/CN211455329U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112435782A (en) * | 2020-11-13 | 2021-03-02 | 铜陵铜泉线缆科技有限公司 | Polyvinyl chloride insulation nylon sheath cable |
| CN113161071A (en) * | 2021-04-20 | 2021-07-23 | 四川天邑康和通信股份有限公司 | Novel shielding type coaxial radio frequency cable and preparation method thereof |
| CN113161071B (en) * | 2021-04-20 | 2022-05-13 | 四川天邑康和通信股份有限公司 | Novel shielding type coaxial radio frequency cable and preparation method thereof |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210625 Address after: 214200 Yangxiang town industrial concentration area (Batang Village), Yixing City, Wuxi City, Jiangsu Province Patentee after: Zhongshui cable (Jiangsu) Co.,Ltd. Address before: 215000 Soochow University, 199 Wuzhong District Ren Yan Road, Wuzhong District Industrial Park, Suzhou Patentee before: Zhang Shilan |