Antimagnetic cable

Abstract

The utility model discloses an anti-magnetic cable, which belongs to the technical field of cables and comprises a cable body, the cable body comprises a plurality of cable cores, an inner protective layer, a netted anti-magnetic layer, a heat dissipation layer and an inner line layer, the inner protective layer is sleeved on the cable cores, the netted anti-magnetic layer is sleeved on the inner protective layer, the heat dissipation layer is sleeved on the netted anti-magnetic layer, and the inner line layer is sleeved on the netted anti-magnetic layer. According to the anti-magnetic cable, the net-shaped anti-magnetic layer is formed by weaving multiple strands of thin non-magnetic metal wires, interference of an external electromagnetic field on signals in the cable body is reduced, meanwhile, electromagnetic energy generated in the cable body can be prevented from being radiated outwards, and therefore stable transmission of the signals is ensured; the heat dissipation layer is provided with the plurality of heat dissipation holes, the plurality of heat dissipation holes can effectively dissipate heat generated when the cable body works, and the flame-retardant material is filled between the inner line gaps of the inner line layer and the heat dissipation layer, so that the cable body is not easy to burn and has good flame-retardant performance.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable technical field more specifically, relate to a kind of anti-magnetic cable. BACKGROUND

[0002] Cable is a kind of by multiple wires or optical fiber composition, outer package insulating layer and protective layer composite wire product, widely used in power transmission, signal transmission and information communication etc. Field.Cable not only has excellent conductivity and insulation performance, but also can keep stable signal transmission and power transmission capacity under different environmental conditions, is one of indispensable infrastructure in modern electrification and information-based society.

[0003] Traditional cable often has potential interference problem of external electromagnetic field to internal signal transmission, and electromagnetic radiation problem generated when cable itself works, which can lead to signal distortion, transmission efficiency decline, and even cause electromagnetic compatibility problem in certain sensitive application scenarios. UTILITY MODEL CONTENT

[0004] 1. Technical problem to be solved

[0005] In view of the problems in the prior art, the purpose of the utility model is to provide an anti-magnetic cable, which can reduce the interference of external electromagnetic field on the internal signal of the cable body, and also prevent the electromagnetic energy generated in the cable body from radiating outward, so as to ensure the stable transmission of signal.

[0006] 2. Technical scheme

[0007] To solve the above problems, the utility model adopts the following technical scheme:

[0008] An anti-magnetic cable, comprising: a cable body, the cable body comprising a plurality of cable cores, an inner protective layer, a mesh anti-magnetic layer, a heat dissipation layer and an inner texture layer, the inner protective layer being sleeved on the plurality of cable cores, the mesh anti-magnetic layer being sleeved on the inner protective layer, the heat dissipation layer being sleeved on the mesh anti-magnetic layer, and the inner texture layer being sleeved on the heat dissipation layer.

[0009] As a preferred scheme of the utility model, the cable body further comprises a waterproof layer, and the waterproof layer is sleeved on the inner texture layer.

[0010] As a preferred scheme of the utility model, the waterproof layer is made of high-temperature resistant material.

[0011] As a preferred scheme of the utility model, the cable body further comprises an outer protective layer, and the outer protective layer is sleeved on the waterproof layer.

[0012] As a preferred scheme of the utility model, the outer protective layer is made of polyvinyl chloride material.

[0013] As a preferred scheme of the utility model, the inner protective layer is made of low-smoke halogen-free material.

[0014] 3. Beneficial effects

[0015] Compared with the prior art, the utility model provides a kind of anti-magnetic cable, with the following beneficial effects:

[0016] The anti-magnetic cable, inner protective layer is used to wrap multiple cable cores, mesh anti-magnetic layer wraps entire inner protective layer, and is woven by multiple thin non-magnetic metal wires, reduces the interference of external electromagnetic field to the signal inside cable body, can also prevent electromagnetic energy generated inside cable body from radiating outward, to ensure the stable transmission of signal, simultaneously, mesh anti-magnetic layer is good in flexibility, can adapt to the bending and movement of cable, multiple heat dissipation holes are provided on heat dissipation layer, multiple heat dissipation holes can effectively dissipate heat generated when cable body works, inner groove gap of inner groove layer is filled with flame-retardant material between heat dissipation layer, so that cable body is not easy to burn, with good flame-retardant property. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is the perspective view of the utility model;

[0018] Fig. 2 It is the sectional view of the utility model;

[0019] Fig. 3 It is the partial structure explosion view of the utility model.

[0020] Explanation of reference numerals in the drawing:

[0021] 1, cable body;101, cable core;102, inner protective layer;103, mesh anti-magnetic layer;104, heat dissipation layer;105, inner groove layer;106, waterproof layer;107, outer protective layer. DETAILED DESCRIPTION

[0022] The technical schemes in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Embodiment:

[0024] Please refer to Figs. 1-3The utility model provides an anti -magnetic cable, it includes: cable body 1, cable body 1 includes a plurality of cable core 101, inner sheath 102, net anti -magnetic layer 103, heat dissipation layer 104 and inner grain layer 105, inner sheath 102 is set on a plurality of cable core 101, net anti -magnetic layer 103 is set on inner sheath 102, heat dissipation layer 104 is set on net anti -magnetic layer 103, and inner grain layer 105 is set on heat dissipation layer 104.

[0025] In the embodiment of the utility model, a plurality of cable core 101 is the core component of cable body 1, and is the main path for transmitting current or signal, inner sheath 102 is used for wrapping a plurality of cable core 101, net anti -magnetic layer 103 is woven by a plurality of thin non -magnetic metal wires, reduces the interference of external electromagnetic field to the signal inside cable body 1, can also prevent the electromagnetic energy generated in the inside of cable body 1 from radiating outward, to ensure the stable transmission of signal, and the flexibility of net anti -magnetic layer 103 is good, can adapt to the bending and movement of cable, a plurality of heat dissipation holes are set up on heat dissipation layer 104, and a plurality of heat dissipation holes can effectively dissipate the heat generated when cable body 1 works, and the inner grain gap of inner grain layer 105 is filled with flame -retardant material between heat dissipation layer 104, so that cable body 1 is not easy to burn, and has good flame -retardant property.

[0026] Specifically, cable body 1 further includes waterproof layer 106, and waterproof layer 106 is sleeved on inner grain layer 105.

[0027] In the embodiment, when the outer sheath 107 is damaged, the waterproof layer 106 can prevent external moisture from entering the inner layer structure of the cable body 1, preventing the cable body 1 from short circuiting.

[0028] Specifically, the waterproof layer 106 is made of high-temperature resistant material.

[0029] In the embodiment, the waterproof layer 106 makes the cable body 1 have good high-temperature resistance.

[0030] Specifically, the cable body 1 further includes an outer sheath 107, and the outer sheath 107 is sleeved on the waterproof layer 106.

[0031] In the embodiment, the outer sheath 107 is the outermost layer of the cable body 1 and is used to protect all the internal structures of the cable body 1.

[0032] Specifically, the outer sheath 107 is made of polyvinyl chloride material.

[0033] In the embodiment, the outer sheath 107 made of polyvinyl chloride material has good wear resistance and weather resistance, and also has certain fire resistance.

[0034] Specifically, the inner sheath 102 is made of low-smoke halogen-free material.

[0035] In this embodiment, the inner protective layer 102 has a low smoke emission when heated, and can reduce the generation of toxic and corrosive gases if the cable catches fire and burns.

[0036] Working principle: The plurality of cable cores 101 is the core component of the cable body 1, which is the main path for transmitting current or signal, the inner protective layer 102 is used to wrap the plurality of cable cores 101, the meshed anti-magnetic layer 103 is woven by a plurality of fine non-magnetic metal wires, which can reduce the interference of external electromagnetic field on the internal signal of the cable body 1, and can also prevent the electromagnetic energy generated in the cable body 1 from radiating outward, thereby ensuring the stable transmission of the signal, and the meshed anti-magnetic layer 103 has good flexibility and can adapt to the bending and movement of the cable, the heat dissipation layer 104 is provided with a plurality of heat dissipation holes, the plurality of heat dissipation holes can effectively dissipate the heat generated by the cable body 1 during work, the inner groove gap of the inner groove layer 105 is filled with a flame-retardant material between the heat dissipation layer 104, so that the cable body 1 is not easy to burn and has good flame-retardant performance, when the outer protective layer 107 is damaged, the waterproof layer 106 can prevent external moisture from entering the inner layer structure of the cable body 1, prevent the cable body 1 from short circuit, the waterproof layer 106 is made of high-temperature resistant material, so that the cable body 1 has good high-temperature resistance, the outer protective layer 107 made of polyvinyl chloride material has good wear resistance and weather resistance, and also has certain fire resistance, which is used for protecting all the internal structures of the cable body 1.

[0037] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and improvement concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A magnetically shielded cable, characterized by The application relates to a cable body (1) comprising a plurality of cable cores (101), an inner protective layer (102), a meshed anti-magnetic layer (103), a heat-dissipating layer (104) and an inner textured layer (105), the inner protective layer (102) being sleeved on the plurality of cable cores (101), the meshed anti-magnetic layer (103) being sleeved on the inner protective layer (102), the heat-dissipating layer (104) being sleeved on the meshed anti-magnetic layer (103), and the inner textured layer (105) being sleeved on the heat-dissipating layer (104). The cable body (1) further comprises a waterproof layer (106) sleeved on the inner textured layer (105).

2. A magnetically shielded cable according to claim 1, characterized in that: The waterproof layer (106) is made of high-temperature-resistant material.

3. A magnetically shielded cable according to claim 2, characterized in that: The cable body (1) further comprises an outer protective layer (107) sleeved on the waterproof layer (106).

4. A magnetically shielded cable according to claim 1, wherein: The outer protective layer (107) is made of polyvinyl chloride material.

5. A magnetically shielded cable according to claim 4, characterized in that: The inner protective layer (102) is made of low-smoke halogen-free material.

6. A magnetically shielded cable according to claim 1, wherein: ​

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