Signal shielding cable

Abstract

The utility model relates to the technical field of cables, in particular to a shielding signal cable, which comprises a plurality of conductive cables, the plurality of conductive cables are annularly and uniformly distributed, the outer sides of the plurality of conductive cables are respectively sleeved with a first rubber insulation sleeve, a connecting block is fixedly connected between every two adjacent first rubber insulation sleeves, and the connecting blocks are fixedly connected with the conductive cables. The cable is provided with the outer shielding layer and the inner shielding layer, and the outer shielding layer and the inner shielding layer are made of aluminum films as base materials, so that the cable has a good signal shielding effect, can provide double signal shielding measures for the whole cable, and is better in shielding effect; through the arrangement of the connecting blocks, the connecting strips and the reinforcing steel bars, the connecting blocks can position the connection among a plurality of conductive cables and cooperate with the first filling layer, so that the positions of the conductive cables are firm, through the cooperation of the connecting strips and the second filling layer, the positions of the signal cables are firm, and through the arrangement of the reinforcing steel bars, the overall strength can be improved.

Description

Technical Field

[0001] The utility model relates to a cable, in particular to a shielded signal cable. Background Art

[0002] Cable is a general term for optical cables, electrical cables and other items. Cables have many uses, mainly used for control installation, connecting equipment, transmitting electricity and other multiple functions. They are common and indispensable in daily life. Because cables are charged, they need to be installed with special care.

[0003] Traditional cables have been widely used due to their strong signal transmission capabilities. However, with the widespread use, the requirements for the stability and anti-interference of cable signal transmission are becoming higher and higher. Although there are many types of cables in the prior art, the shielding performance they have in normal use usually uses a single shielding protective layer for signal shielding, which has a poor shielding effect. When used for a long time in the future, there are defects in service life and it is easy to cause safety hazards. For this reason, a shielded signal cable is proposed here. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a shielded signal cable.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] A shielded signal cable comprises a plurality of conductive cables, wherein the plurality of conductive cables are evenly distributed in a ring shape, and a No. 1 rubber insulating sleeve is sleeved on the outer side of the plurality of conductive cables, a connecting block is fixedly connected between two adjacent No. 1 rubber insulating sleeves, and an inner shielding layer is sleeved on the outer side of the plurality of No. 1 rubber insulating sleeves, a plurality of protective sleeves are fixedly installed on the outer wall of the inner shielding layer, signal cables are installed in the inner cavities of the plurality of protective sleeves, and a connecting strip is fixedly installed between two adjacent protective sleeves, an outer shielding layer is sleeved on the outer side of the plurality of protective sleeves, and a No. 2 rubber insulating sleeve is sleeved on the outer side of the outer shielding layer.

[0007] As a preferred technical solution of the utility model, a side groove is opened on the outer side of the connecting strip, and a reinforcing steel bar is fixedly installed in the inner cavity of the side groove.

[0008] As a preferred technical solution of the utility model, a No. 1 filling layer is arranged between the outer sides of a plurality of No. 1 rubber insulating sleeves and the inner sides of the inner shielding layer.

[0009] As a preferred technical solution of the utility model, a second filling layer is arranged between the outer sides of several of the connecting strips and the inner side of the outer shielding layer.

[0010] As a preferred technical solution of the utility model, the outer shielding layer and the inner shielding layer are both made of aluminum film as the base material.

[0011] As a preferred technical solution of the utility model, the first filling layer and the second filling layer are both made of silicone rubber as the base material.

[0012] The present invention provides a shielded signal cable having the following advantages:

[0013] By providing an outer shielding layer and an inner shielding layer, and both the outer shielding layer and the inner shielding layer are made of aluminum film as the base material, they have a good signal shielding effect, can provide double signal shielding measures for the entire cable, and have a better shielding effect; through the setting of connecting blocks, connecting strips and reinforced steel strips, the connecting blocks can position the connections between multiple conductive cables, and cooperate with the No. 1 filling layer to firmly position the conductive cables. Through the cooperation of the connecting strips and the No. 2 filling layer, the signal cables are firmly positioned, and the setting of the reinforced steel strips can improve the overall strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a schematic diagram of the external structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 This utility model Figure 1 Schematic diagram of the internal structure;

[0018] Figure 4 This utility model Figure 3 Schematic diagram of the internal structure.

[0019] In the figure: 1. Conductive cable; 2. No. 1 rubber insulating sleeve; 3. Outer shielding layer; 4. No. 2 rubber insulating sleeve; 5. Connecting block; 6. Inner shielding layer; 7. Signal cable; 8. Protective sleeve; 9. Connecting strip; 10. Side groove; 11. Reinforced steel strip; 12. No. 1 filling layer; 13. No. 2 filling layer. DETAILED DESCRIPTION

[0020] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0021] Example: Figure 1-4 As shown, a shielded signal cable comprises a plurality of conductive cables 1, the plurality of conductive cables 1 are evenly distributed in a ring shape, and a No. 1 rubber insulating sleeve 2 is sleeved on the outer side of the plurality of conductive cables 1, a connecting block 5 is fixedly connected between two adjacent No. 1 rubber insulating sleeves 2, and an inner shielding layer 6 is sleeved on the outer side of the plurality of No. 1 rubber insulating sleeves 2, a plurality of protective sleeves 8 are fixedly installed on the outer wall of the inner shielding layer 6, signal cables 7 are installed in the inner cavities of the plurality of protective sleeves 8, and a connecting strip 9 is fixedly installed between two adjacent protective sleeves 8, an outer shielding layer 3 is sleeved on the outer side of the plurality of protective sleeves 8, and a No. 2 rubber insulating sleeve 4 is sleeved on the outer side of the outer shielding layer 3.

[0022] The connecting strip 9 is provided with a side groove 10 on its outer side, and a strengthening steel strip 11 is fixedly installed in the inner cavity of the side groove 10;

[0023] In this embodiment, this configuration can effectively improve the strength of the entire cable and increase its service life.

[0024] Among them, a No. 1 filling layer 12 is arranged between the outer sides of the plurality of No. 1 rubber insulating sleeves 2 and the inner sides of the inner shielding layer 6;

[0025] In this embodiment, this arrangement can stabilize the installation position of the conductive cable 1 and avoid deviation.

[0026] Among them, a second filling layer 13 is arranged between the outside of the plurality of connecting strips 9 and the inside of the outer shielding layer 3;

[0027] In this embodiment, this arrangement can stabilize the installation position of the signal cable 7 and avoid deviation.

[0028] The outer shielding layer 3 and the inner shielding layer 6 are both made of aluminum film as the base material;

[0029] In this embodiment, this arrangement enables both the outer shielding layer 3 and the inner shielding layer 6 to have good shielding effects, and further improves the overall shielding effect through double shielding.

[0030] The first filling layer 12 and the second filling layer 13 are both made of silicone rubber as a base material;

[0031] In this embodiment, the first filling layer 12 and the second filling layer 13 are made of silicone rubber material, which can improve the high temperature resistance.

[0032] Working principle: When in use, the outer shielding layer 3 and the inner shielding layer 6 are utilized, and both the outer shielding layer 3 and the inner shielding layer 6 are made of aluminum film as the base material, which has a good signal shielding effect, can provide double signal shielding measures for the entire cable, and the shielding effect is better; through the setting of multiple connecting blocks 5, the connection between multiple conductive cables 1 can be positioned, and in conjunction with the No. 1 filling layer 12, the position of the conductive cable 1 can be made firm to avoid the problem of displacement in the later stage. Through the cooperation of the connecting strip 9 and the No. 2 filling layer 13, the position of the signal cable 7 is made firm to avoid the problem of displacement of the signal cable 7 in the later stage, and the setting of the reinforcing steel bar 11 can improve the overall strength, wherein the No. 1 filling layer 12 and the No. 2 filling layer 13 are both made of silicone rubber as the base material, so that the No. 1 filling layer 12 and the No. 2 filling layer 13 have good high temperature resistance, and further the overall cable has good high temperature resistance.

[0033] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A shielded signal cable, comprising a plurality of conductive cables (1), characterized in that: A plurality of the conductive cables (1) are evenly distributed in a ring shape, and a first rubber insulating sleeve (2) is sleeved on the outside of the plurality of the conductive cables (1), a connecting block (5) is fixedly connected between two adjacent first rubber insulating sleeves (2), and an inner shielding layer (6) is sleeved on the outside of the plurality of the first rubber insulating sleeves (2), a plurality of protective sleeves (8) are fixedly installed on the outer wall of the inner shielding layer (6), a signal cable (7) is installed in the inner cavity of the plurality of protective sleeves (8), and a connecting strip (9) is fixedly installed between two adjacent protective sleeves (8), an outer shielding layer (3) is sleeved on the outside of the plurality of protective sleeves (8), and a second rubber insulating sleeve (4) is sleeved on the outside of the outer shielding layer (3).

2. A shielded signal cable according to claim 1, characterized in that: A side groove (10) is provided on the outside of the connecting strip (9), and a reinforcing steel strip (11) is fixedly installed in the inner cavity of the side groove (10).

3. A shielded signal cable according to claim 1, characterized in that: A first filling layer (12) is provided between the outer sides of a plurality of the first rubber insulating sleeves (2) and the inner side of the inner shielding layer (6).

4. The shielded signal cable according to claim 1, characterized in that: A second filling layer (13) is provided between the outside of the plurality of connecting strips (9) and the inside of the outer shielding layer (3).

5. The shielded signal cable according to claim 1, characterized in that: The outer shielding layer (3) and the inner shielding layer (6) are both made of aluminum film as a base material.

6. The shielded signal cable according to claim 3, characterized in that: The first filling layer (12) and the second filling layer (13) are both made of silicone rubber as a base material.

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