阅读说明：本技术 耐寒抗磁干扰的数据传输电缆 (Cold-resistant and anti-magnetic interference data transmission cable ) 是由 徐文峰 赵莉 蒋华平 邹良龙 宋宁 王健 施威特 王迟龙 叶桦 徐文利 刘陆 于 2020-04-26 设计创作，主要内容包括：本发明涉及电缆技术领域,且公开了耐寒抗磁干扰的数据传输电缆,包括导芯,所述导芯的外部设置有第一防护套,多个所述第一防护套的外部共同设置有第一屏蔽层,所述第一屏蔽层的外部设置有第二屏蔽层,所述第二屏蔽层的外部设置有绝缘层,所述绝缘层的外部设置有第二防护套；第一屏蔽层内部环绕设置有多个呈纵向分布设置的第一铝线芯,所述第二屏蔽层的内部沿其长度方向设置有多个均匀分布的第二铝线芯。本发明不仅提高了数据传输电缆的屏蔽效果,而且提高了数据传输电缆的耐寒性。(The invention relates to the technical field of cables and discloses a cold-resistant and anti-magnetic interference data transmission cable which comprises a guide core, wherein a first protective sleeve is arranged outside the guide core, a first shielding layer is arranged outside a plurality of first protective sleeves together, a second shielding layer is arranged outside the first shielding layer, an insulating layer is arranged outside the second shielding layer, and a second protective sleeve is arranged outside the insulating layer; the inside surrounding of first shielding layer is provided with a plurality of first aluminium sinle silks that are longitudinal distribution and set up, the inside of second shielding layer is provided with a plurality of evenly distributed's second aluminium sinle silk along its length direction. The invention not only improves the shielding effect of the data transmission cable, but also improves the cold resistance of the data transmission cable.)

1. The cold-resistant and anti-magnetic interference data transmission cable comprises a guide core (1), and is characterized in that a first protective sleeve (2) is arranged outside the guide core (1), a plurality of first protective sleeves (2) are provided with a first shielding layer (3) outside, a second shielding layer (4) is arranged outside the first shielding layer (3), an insulating layer (5) is arranged outside the second shielding layer (4), and a second protective sleeve (6) is arranged outside the insulating layer (5);

first shielding layer (3) inside is encircleed and is provided with a plurality of first aluminium sinle silks (7) that are longitudinal distribution and set up, the inside of second shielding layer (4) is provided with a plurality of evenly distributed's second aluminium sinle silk (8) along its length direction.

2. The cold-resistant and magnetic interference-resistant data transmission cable according to claim 1, wherein: the first protective sleeve (2) and the second protective sleeve (6) are both made of polytetrafluoroethylene materials.

3. The cold-resistant and magnetic interference-resistant data transmission cable according to claim 1, wherein: the insulating layer (5) is made of high-density polyethylene material.

4. The cold-resistant and magnetic interference-resistant data transmission cable according to claim 1, wherein: a plurality of second aluminium sinle silk (8) are annular sinle silk, and are a plurality of first aluminium sinle silk (7) and a plurality of second aluminium sinle silk (8) form an inclosed shielding net.

5. The cold-resistant and magnetic interference-resistant data transmission cable according to claim 1, wherein: and heat-insulating fibers (10) are arranged among the guide cores (1).

6. The cold-resistant and magnetic interference-resistant data transmission cable according to claim 1, wherein: and a plurality of uniformly distributed anti-skid grains (9) are arranged on the outer wall of the second protective sleeve (6) along the length direction of the second protective sleeve.

7. The cold-resistant and magnetic interference-resistant data transmission cable according to claim 1, wherein: the inside of first lag (2) and the external fixation that is located guide core (1) are provided with rubber buffering strip (11), the inside of rubber buffering strip (11) and set up a plurality of evenly distributed's bar hole along its length direction, it is a plurality of the inside in bar hole is all fixed and is equipped with strengthening rib (12).

8. The cold-resistant and magnetic interference-resistant data transmission cable according to claim 1, wherein: the distance between two adjacent first aluminum wire cores (7) and two adjacent second aluminum wire cores (8) is 1 cm.

Technical Field

The invention relates to the technical field of cables, in particular to a cold-resistant and anti-magnetic interference data transmission cable.

Background

The cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. Typically a rope-like cable made up of several or groups of at least two twisted conductors, each group insulated from each other and often twisted around a center, the entire outer surface being covered with a highly insulating covering.

The in-process of current data transmission cable using, because the environment in northern area is abominable, the phenomenon that freezes out appears extremely easily, and the shielding effect is not good moreover to outside interference causes very big influence to data transmission cable's result of use. Therefore, the invention provides a cold-resistant and anti-magnetic interference data transmission cable.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the cold-resistant and magnetic interference-resistant data transmission cable, which not only improves the shielding effect of the data transmission cable, but also improves the cold resistance of the data transmission cable, and solves the problems that in the use process of the data transmission cable in the prior art, the phenomenon of freezing damage is very easy to occur due to the severe environment in northern areas, and the shielding effect is poor, so that the use effect of the data transmission cable is greatly influenced by external interference.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the cold-resistant and anti-magnetic interference data transmission cable comprises a guide core, wherein a first protective sleeve is arranged outside the guide core, a first shielding layer is arranged outside a plurality of first protective sleeves, a second shielding layer is arranged outside the first shielding layer, an insulating layer is arranged outside the second shielding layer, and a second protective sleeve is arranged outside the insulating layer;

the inside surrounding of first shielding layer is provided with a plurality of first aluminium sinle silks that are longitudinal distribution and set up, the inside of second shielding layer is provided with a plurality of evenly distributed's second aluminium sinle silk along its length direction.

Preferably, the first protective sleeve and the second protective sleeve are both made of polytetrafluoroethylene materials.

Preferably, the insulating layer is made of a high-density polyethylene material.

Preferably, the second aluminum wire cores are all annular wire cores, and the first aluminum wire cores and the second aluminum wire cores form a closed shielding net.

Preferably, heat preservation fibers are arranged among the guide cores.

Preferably, a plurality of anti-skid grains which are uniformly distributed are arranged on the outer wall of the second protective sleeve along the length direction of the second protective sleeve.

Preferably, the inside of first lag and the external fixation that is located the guide core are provided with rubber buffering strip, a plurality of evenly distributed's bar hole is just seted up along its length direction in the inside of rubber buffering strip, and is a plurality of the inside in bar hole all is fixed and is equipped with the strengthening rib.

Preferably, the distance between two adjacent first aluminum wire cores and two adjacent second aluminum wire cores is 1 cm.

(III) advantageous effects

Compared with the prior art, the cold-resistant and anti-magnetic interference data transmission cable provided by the invention has the following beneficial effects:

1. this cold-resistant anti magnetic interference's data transmission cable through first shielding layer, second shielding layer, first aluminium sinle silk and the second aluminium sinle silk that is equipped with, can form an inclosed shielding net to data transmission cable's shielding effect has been guaranteed.

2. This cold-resistant anti magnetic interference's data transmission cable through the heat preservation fibre that is equipped with, can guarantee the heat preservation effect between a plurality of lead cores to data transmission cable's cold resistance has been improved.

Drawings

Fig. 1 is a schematic structural diagram of a cold-resistant and magnetic interference-resistant data transmission cable according to the present invention;

FIG. 2 is a schematic side view of the second shielding layer in FIG. 1;

FIG. 3 is a schematic structural view of the first aluminum wire core and the second aluminum wire core of FIG. 1;

fig. 4 is a schematic view of the internal structure of the first protective cover in fig. 1.

In the figure: 1 lead core, 2 first lag, 3 first shielding layer, 4 second shielding layers, 5 insulating layers, 6 second lags, 7 first aluminium sinle silks, 8 second aluminium sinle silks, 9 anti-skidding lines, 10 heat preservation fibre, 11 rubber buffer strip, 12 strengthening ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the cold-resistant and anti-magnetic interference data transmission cable includes a conductive core 1, a first protective sleeve 2 is disposed outside the conductive core 1, a first shielding layer 3 is disposed outside the plurality of first protective sleeves 2, a second shielding layer 4 is disposed outside the first shielding layer 3, an insulating layer 5 is disposed outside the second shielding layer 4, and a second protective sleeve 6 is disposed outside the insulating layer 5;

inside encircleing of first shielding layer 3 is provided with a plurality of first aluminium sinle silks 7 that are longitudinal distribution and set up, and the inside of second shielding layer 4 is provided with a plurality of evenly distributed's second aluminium sinle silk 8 along its length direction.

The first protective sleeve 2 and the second protective sleeve 6 are both made of polytetrafluoroethylene materials.

The insulating layer 5 is made of high density polyethylene material.

A plurality of second aluminium sinle silk 8 are annular sinle silk, and a plurality of first aluminium sinle silk 7 and a plurality of second aluminium sinle silk 8 form a inclosed shielding net.

Be provided with heat preservation fibre 10 between a plurality of cores 1, can guarantee the heat preservation effect between a plurality of cores 1 to data transmission cable's cold resistance has been improved.

A plurality of evenly distributed anti-skidding lines 9 are arranged on the outer wall of the second protecting sleeve 6 along the length direction of the second protecting sleeve, so that the friction force of the second protecting sleeve 6 can be increased, and the anti-skidding performance of the data transmission cable is guaranteed.

Inside and the external fixation that is located guide core 1 of first lag 2 are provided with rubber buffering strip 11, and a plurality of evenly distributed's bar hole is just seted up along its length direction in the inside of rubber buffering strip 11, and the inside in a plurality of bar holes is all fixed and is equipped with strengthening rib 12.

The interval between two adjacent first aluminum wire cores 7 and two adjacent second aluminum wire cores 8 is 1 cm.

To sum up, this cold-resistant anti magnetic interference's data transmission cable, when using, all adopt polytetrafluoroethylene material to make through first lag 2 and second lag 6, can increase data transmission cable's durability, through the first shielding layer 3 that is equipped with, second shielding layer 4, first aluminium sinle silk 7 and second aluminium sinle silk 8, can form an inclosed shielding net, thereby data transmission cable's shielding effect has been guaranteed, through the heat preservation fibre 10 that is equipped with, can guarantee a plurality of heat preservation effects of leading between the core 1, thereby data transmission cable's cold resistance has been improved.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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.