CN219457192U - Compression-resistant stretch-resistant cable - Google Patents
Compression-resistant stretch-resistant cable Download PDFInfo
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- CN219457192U CN219457192U CN202320683821.4U CN202320683821U CN219457192U CN 219457192 U CN219457192 U CN 219457192U CN 202320683821 U CN202320683821 U CN 202320683821U CN 219457192 U CN219457192 U CN 219457192U
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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 compression-resistant and stretch-resistant cable, which comprises an inner base layer group, a compression-resistant layer group and a tensile and outer protective layer group, wherein the inner base layer group comprises a filling layer positioned in the cable, and a second compression-resistant layer is arranged on the outer side of the layer of the filling layer; the compression-resistant layer group comprises a compression-resistant buffer sleeve which is arranged at the outer side of the second compression-resistant layer in a circle, and the outer side of the compression-resistant buffer sleeve is provided with a wave-shaped buffer sleeve in a circle; the tensile and outer protection layer group include first tensile layer and set up in the outer sheath in first tensile layer outside, when the cable is pressed, the wave form buffer cover can be with its pressure direction week side and the resistance to compression buffer cover that receive to reduce the radial ascending pressure of cable, and then buffer partial pressure, simultaneously, resistance to compression buffer cover accessible evenly distributed's circular cavity forms further elasticity buffering, makes the more evenly distributed that receives pressure, simple structure and effective do benefit to and use widely, and the tensile toughness of cable can effectively be improved to first tensile layer simultaneously.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a compression-resistant and stretching-resistant cable.
Background
The cable is typically twisted from at least two or more insulated conductors, each insulated from each other, and often twisted around a center, with a highly insulating coating over the entire outer surface. The types of cables are many, and there are power cables, control cables, compensation cables, shield cables, high-temperature cables, computer cables, signal cables, marine cables, mining cables, aluminum alloy cables, and the like.
At present, in order to increase the compression resistance of a common buried cable or industrial cable, the outer sheath of the cable is generally thickened continuously, and as a result, the production cost and the application cost are increased continuously and the additional expenditure are increased, so that the cable is not beneficial to wide popularization; meanwhile, once the outer protective layer of the common cable is broken, the tensile property of the whole cable is greatly reduced, and therefore, the compression-resistant and stretching-resistant cable is provided.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.
Therefore, the present utility model aims to provide a compression-resistant and stretch-resistant cable, so as to solve the problem that the conventional buried cable or industrial cable proposed in the background art needs to be improved and optimized in compression-resistant and stretch-resistant performances in one step.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a compression-resistant stretch-resistant electrical cable, comprising:
the inner base layer group comprises a filling layer positioned in the cable, and a second compression-resistant layer is arranged on the outer side of the filling layer;
the compression-resistant layer group comprises a compression-resistant buffer sleeve arranged at the outer side of the second compression-resistant layer, and a ring of wave-shaped buffer sleeve is arranged at the outer side of the compression-resistant buffer sleeve;
the tensile and outer protection layer group comprises a first tensile layer and an outer protection layer arranged on the outer side of the first tensile layer.
As a preferable scheme of the sealing ring discharging device of the spray head pump, the second compression-resistant layer is a woven layer made of nylon materials, a plurality of cable cores are further arranged in the filling layer, and an insulating layer and a shielding layer are further arranged on the outer side of the cable cores.
As a preferable scheme of the sealing ring discharging device of the spray head pump, circular cavities are distributed in the compression-resistant buffer sleeve at equal intervals along the radial direction of the compression-resistant buffer sleeve.
As a preferable scheme of the discharging device of the sealing ring of the spray head pump, the cross section of the wave-shaped buffer sleeve is of a wave structure and is sleeved on the outer side of the compression-resistant buffer sleeve.
As a preferable scheme of the discharging device of the sealing ring of the spray head pump, the inner side of the first tensile layer is abutted against the protruding part of the outer side waveform structure of the waveform buffer sleeve, and meanwhile, a reinforcing strip is arranged in a gap at the junction of the first tensile layer and the waveform buffer sleeve along the length direction of the cable.
As a preferred scheme of the sealing ring discharging device of the spray head pump, a functional layer is further arranged between the outer protective layer and the first tensile layer.
Compared with the prior art, the utility model has the beneficial effects that: the compression-resistant and stretch-resistant cable has reasonable, simple and effective structural design, can provide good tensile and compression resistance for the cable, and when the cable is compressed, the waveform buffer sleeve can guide the pressure received by the cable to the circumferential side and the compression-resistant buffer sleeve, so that the pressure in the radial direction of the cable is reduced, and partial pressure is buffered, meanwhile, the compression-resistant buffer sleeve can form deformation and elastic buffering at one point through uniformly distributed circular cavities, so that the compression force is more uniformly dispersed, and the compression resistance of the cable is improved; in addition, the first tensile layer can provide excellent tensile toughness for the cable, and simultaneously can effectively improve the tensile property and the overall strength of the whole cable under the cooperation of high-strength tensile steel wires, and the outer protective layer is made of polyvinyl chloride materials, so that the cable has excellent weather resistance, mechanical strength and corrosion resistance, and the protection performance and the service stability of the cable are effectively ensured.
Drawings
FIG. 1 is a schematic view of the overall cross-sectional structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the compression-resistant layer of the present utility model.
In the figure: 100. an inner group of layers; 110. a filling layer; 110a, a second compressive layer; 120. a cable core; 200. compression-resistant layer group; 210. compression-resistant buffer sleeves; 210a, a circular cavity; 220. a wave-shaped buffer sleeve; 300. tensile and outer protective layer group; 310. a first tensile layer; 320. an outer protective layer; 330. reinforcing strips; 340. functional layer.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.
Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.
Fig. 1-2 are schematic views showing the whole structure of a compression-resistant and stretch-resistant cable according to the present utility model, referring to fig. 1-2, the compression-resistant and stretch-resistant cable of the present embodiment includes an inner base layer group 100, a compression layer group 200 and a tensile and outer protection layer group 300.
The inner base layer set 100 comprises a filling layer 110 positioned inside a cable, a second compression-resistant layer 110a is arranged on the outer side of the layer of the filling layer 110, in the embodiment, the second compression-resistant layer 110a is a woven layer made of nylon materials, a plurality of cable cores 120 are further arranged inside the filling layer 110, an insulating layer and a shielding layer are further arranged on the outer side of each cable core 120, and the protective layer woven by the nylon materials has good tensile property, mechanical strength and puncture resistance, so that the tensile strength of the whole filling layer 110 and the cable cores 120 is improved, and the protection performance to the inner layer of the cable is improved.
The compression-resistant layer group 200 comprises a compression-resistant buffer sleeve 210 arranged at the outer side of the second compression-resistant layer 110a, wherein a circle of wave-shaped buffer sleeves 220 are arranged at the outer side of the compression-resistant buffer sleeve 210, and circular cavities 210a are equidistantly distributed at the inner side of the compression-resistant buffer sleeve 210 along the radial direction of the compression-resistant buffer sleeve; the cross section of wave form buffer cover 220 is wave structure to the cover is located the resistance to compression buffer cover 210 outside, and resistance to compression buffer cover 210 and wave form buffer cover 220 all can adopt polyvinyl chloride material, and when the cable received the pressure, wave form buffer cover 220 can lead week side and resistance to compression buffer cover 210 with the pressure that it received, thereby reduces the radial pressure of cable, and then buffering partial pressure, simultaneously, resistance to compression buffer cover 210 accessible evenly distributed's circular cavity 210a forms further elasticity buffering, makes the pressure more evenly dispersed, and simple structure is effective, does benefit to and uses widely.
The tensile and outer protective layer group 300 comprises a first tensile layer 310 and an outer protective layer 320 arranged outside the first tensile layer 310, in this embodiment, the inner side of the first tensile layer 310 is abutted against the outer side waveform structure protruding portion of the waveform buffer sleeve 220, meanwhile, a reinforcing strip 330 is arranged in a gap at the junction of the first tensile layer 310 and the waveform buffer sleeve 220 along the length direction of the cable, the first tensile layer 310 can be made of a high polymer polyester material, has excellent mechanical strength and puncture resistance, and also has excellent tensile toughness, meanwhile, the reinforcing strip 330 can be made of a high-strength tensile steel wire, and also has excellent tensile toughness and strength, and the tensile performance of the whole cable can be effectively improved under the mutual cooperation.
Still be provided with functional layer 340 between outer sheath 320 and the first tensile layer 310, outer sheath 320 can adopt polyvinyl chloride material, and it has good weather resistance, mechanical strength and corrosion resistance, has effectively guaranteed the protectiveness and the stability in use of cable, and in addition, functional layer 340 can be waterproof layer, fire-retardant layer or heat preservation etc. this embodiment is not limited to this, can set up according to actual demand.
In summary, according to the compression-resistant stretch-resistant cable of the present embodiment, when the cable is compressed, the waveform buffer sleeve 220 can guide the pressure applied to the cable to the circumferential side and the compression buffer sleeve 210, so as to reduce the pressure in the radial direction of the cable, and further buffer part of the pressure, meanwhile, the compression buffer sleeve 210 can form further elastic buffer through the uniformly distributed circular cavities 210a, so that the compressed force is more uniformly dispersed, in addition, the first tensile layer 310 has excellent mechanical strength and puncture resistance, and also has excellent tensile toughness, meanwhile, the reinforcing strip 330 can use high-strength tensile steel wires, which also has excellent tensile toughness and strength, and can effectively improve the tensile performance of the whole cable under the mutual cooperation.
Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. A compression-resistant and stretch-resistant cable comprising
An inner base layer set (100) comprising a filling layer (110) located inside the cable, the outer side of the filling layer (110) layer having a second compression layer (110 a);
the compression-resistant layer group (200) comprises a compression-resistant buffer sleeve (210) arranged at the outer side of the second compression-resistant layer (110 a), and a wave-shaped buffer sleeve (220) is arranged at the outer side of the compression-resistant buffer sleeve (210);
the tensile and outer protective layer group (300) comprises a first tensile layer (310) and an outer protective layer (320) arranged on the outer side of the first tensile layer (310).
2. A compression and tension resistant cable as defined in claim 1, wherein: the second compression-resistant layer (110 a) is a woven layer made of nylon materials, a plurality of cable cores (120) are further arranged in the filling layer (110), and an insulating layer and a shielding layer are further arranged on the outer side of each cable core (120).
3. A compression and tension resistant cable as defined in claim 1, wherein: circular cavities (210 a) are distributed in the compression-resistant buffer sleeve (210) at equal intervals along the radial direction of the compression-resistant buffer sleeve.
4. A compression and tension resistant cable as defined in claim 1, wherein: the section of the wave-shaped buffer sleeve (220) is of a wave structure and is sleeved on the outer side of the compression-resistant buffer sleeve (210).
5. A compression and tension resistant cable as defined in claim 1, wherein: the inner side of the first tensile layer (310) is abutted against the protruding part of the outer side waveform structure of the waveform buffer sleeve (220), and meanwhile a reinforcing strip (330) is arranged in a gap at the junction of the first tensile layer (310) and the waveform buffer sleeve (220) along the length direction of the cable.
6. A compression and tension resistant cable as defined in claim 1, wherein: a functional layer (340) is also arranged between the outer protective layer (320) and the first tensile layer (310).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320683821.4U CN219457192U (en) | 2023-03-30 | 2023-03-30 | Compression-resistant stretch-resistant cable |
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Application Number | Priority Date | Filing Date | Title |
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CN202320683821.4U CN219457192U (en) | 2023-03-30 | 2023-03-30 | Compression-resistant stretch-resistant cable |
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CN219457192U true CN219457192U (en) | 2023-08-01 |
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CN202320683821.4U Active CN219457192U (en) | 2023-03-30 | 2023-03-30 | Compression-resistant stretch-resistant cable |
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2023
- 2023-03-30 CN CN202320683821.4U patent/CN219457192U/en active Active
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