CN216287621U - Environment-friendly heavy copper core copper sheath mineral insulated cable - Google Patents

Abstract

The utility model discloses an environment-friendly heavy-duty copper-core copper-sheathed mineral insulated cable, which relates to the technical field of cables. The environment-friendly heavy-duty copper-core copper-sheathed mineral insulated cable includes a cable. The cable is composed of a cable core, an insulating layer, a protective layer and an outer layer. The insulating layer is arranged on the cable core, and the protective layer is fixedly connected to the insulating layer. On the surface of the protective layer, the outer layer is fixedly connected to the protective layer, and a support block is fixedly connected to the surface of the protective layer. This environmentally friendly heavy-duty copper core copper sheathed mineral insulated cable has excellent insulation performance and anti-magnetic field interference performance through the set of insulation bundles, ceramic insulation shielding layers, filling ropes and aluminum alloy steel wire winding layers. Ensure the safety and stability of the cable during use, thereby ensuring the normal transmission of electricity, and the aluminum alloy steel wire winding layer makes the cable have good mechanical properties, thus improving its strength, avoiding its breakage and damage, and improving its service life. .

Description

Environmentally friendly heavy duty copper core copper sheathed mineral insulated cable

technical field

The utility model relates to the technical field of cables, in particular to an environment-friendly heavy-duty copper-core copper-sheathed mineral insulated cable.

Background technique

Heavy-duty rubber sheathed cable is YC cable, suitable for household appliances, power tools and various mobile electrical equipment or light mobile electrical equipment with AC rated voltage below 450/750V, or for temporary construction on construction sites, can withstand large mechanical external force.

The patent with the application number CN201220638532.4 discloses a heavy-duty fire-resistant rubber flexible cable. In this technical scheme, the traditional rubber cable can be insulated but does not have fire-resistant function by using polyester tape, conductor, insulation and other structural coordination. However, the cable in this technical solution does not have good flexibility and mechanical properties. Therefore, during the use of the cable, the cable is prone to cracking and breaking due to thermal expansion and contraction, which in turn affects the cable. In normal use, there are certain security risks.

Utility model content

The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide an environment-friendly heavy-duty copper-core copper-sheathed mineral insulated cable, which can solve the problem that the cable is easily cracked and broken due to thermal expansion and contraction, thereby affecting the The normal use of the cable also has certain security risks.

In order to achieve the above purpose, the utility model provides the following technical solutions: an environmentally friendly heavy-duty copper core copper sheathed mineral insulated cable, including a cable, the cable is composed of a cable core, an insulating layer, a protective layer and an outer layer, and the insulating layer is arranged on the On the cable core, the protective layer is fixedly connected to the surface of the insulating layer, the outer layer is fixedly connected to the protective layer, the surface of the protective layer is fixedly connected with a support block, and the end of the support block that is not in contact with the protective layer is fixedly connected to the outer layer. On the inner wall of the protective layer, a cavity is formed between the protective layer and the outer layer through the set support block.

Preferably, the insulating layer is composed of an insulating bundle, a ceramic insulating shielding layer, a filling rope and an aluminum alloy steel wire winding layer, the insulating bundle is wrapped on the cable core, and the ceramic insulating shielding layer is fixedly connected to the insulating bundle, The filling rope is wrapped between the aluminum alloy steel wire winding layer and the ceramic insulating shielding layer.

Preferably, the protective layer is composed of a waterproof layer, a flame retardant layer, a nylon sheath layer, a reinforcing rib layer and a heat dissipation layer and is directly bonded to each other, the flame retardant layer is located inside the waterproof layer, and the nylon sheath layer is located in the flame retardant layer. Internally, the stiffener layer is located inside the heat dissipation layer.

Preferably, the outer layer is composed of a wear-resistant paint layer, a corrosion-resistant paint layer, a flame-retardant rubber wire skin layer, a breathable mica tape coating layer and a honeycomb anti-extrusion layer, and the wear-resistant paint layer and the corrosion-resistant paint layer are both coated Covered on the flame retardant rubber wire skin layer, the breathable mica tape covering layer is located inside the flame retardant rubber wire skin layer and wound on the honeycomb anti-extrusion layer.

Compared with the prior art, the beneficial effects of the present utility model are:

(1) This environmentally friendly heavy-duty copper-core copper-sheathed mineral insulated cable has excellent insulation properties and is protected from magnetic fields through the set of insulating bundles, ceramic insulating shielding layers, filling ropes and aluminum alloy steel wire winding layers. Interference performance, thus ensuring the safety and stability of the cable during use, thereby ensuring the normal transmission of power, and the aluminum alloy steel wire winding layer makes the cable have good mechanical properties, thus improving its strength, avoiding its breakage and damage, and then increase its service life.

(2) The environment-friendly heavy-duty copper-core copper-sheathed mineral insulated cable passes through the set cavity, so that the inside of the cable has a good air circulation effect, so that the internal temperature can flow evenly, thereby avoiding local overheating. phenomenon, and then avoid the phenomenon of spontaneous combustion caused by high temperature, so as to ensure the safety in use and the stability of power transmission.

(3) This environmentally friendly heavy-duty copper-core copper-sheathed mineral insulated cable has good waterproof and flame-retardant effects through the protective layer provided, which can effectively avoid internal natural and external ignition phenomena, while nylon protects the cable. The jacket layer and the reinforcing rib layer can improve the overall tensile effect and softness of the cable, so it is less prone to cracks or breaks during the coiling and bending process, thus ensuring its safe use and avoiding local leakage.

(4) The environment-friendly heavy-duty copper-core copper-sheathed mineral insulated cable is provided with a wear-resistant paint layer and a corrosion-resistant paint layer, so that the cable has good wear resistance and corrosion resistance, so it can adapt to more Harsh environment, at the same time, it is not easy to cause abrasion during the pulling process, and through the setting of the breathable mica tape coating layer and the honeycomb anti-extrusion layer, the cable has good air permeability and impact resistance and extrusion resistance. It has a good buffering effect when it is affected by external forces.

Description of drawings

Below in conjunction with accompanying drawing and embodiment, the utility model is further described:

Fig. 1 is the structural representation of the utility model environment-friendly heavy-duty copper core copper sheath mineral insulated cable;

Fig. 2 is a schematic plan view of a protective layer and an outer layer of the utility model;

3 is a schematic plan view of the insulating layer of the present invention;

4 is a schematic plan view of a protective layer of the present invention;

FIG. 5 is a schematic plan view of the outer layer of the present invention.

Reference numerals: 1 cable, 2 outer layer, 201 wear-resistant coating layer, 202 corrosion-resistant coating layer, 203 flame retardant rubber wire skin layer, 204 breathable mica tape coating layer, 205 honeycomb anti-extrusion layer, 3 protective layer, 301 waterproof layer, 302 flame retardant layer, 303 nylon sheath layer, 304 reinforcing rib layer, 305 heat dissipation layer, 4 insulating layer, 401 aluminum alloy steel wire winding layer, 402 filling rope, 403 ceramic insulating shielding layer, 404 insulating bundle, 5 cable cores, 6 support blocks, 7 cavities.

Detailed ways

This part will describe the specific embodiments of the present invention in detail, and the preferred embodiments of the present invention are shown in the accompanying drawings. Understand each technical feature and overall technical solution of the present invention, but it should not be construed as a limitation on the protection scope of the present invention.

In the description of the present utility model, it should be understood that the orientation descriptions related to orientation, such as up, down, front, rear, left, right, etc., are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present invention, greater than, less than, exceeding, etc. are understood as not including this number, and above, below, within, etc. are understood as including this number. If it is described that the first and the second are only for the purpose of distinguishing technical features, it cannot be understood as indicating or implying relative importance, or indicating the number of the indicated technical features or the order of the indicated technical features. relation.

In the description of the present invention, unless otherwise clearly defined, words such as setting, installation, connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution .

Example 1:

Please refer to Fig. 1-2, the present utility model provides a technical solution: an environmentally friendly heavy-duty copper core copper sheathed mineral insulated cable, including a cable 1, the cable 1 consists of a cable core 5, an insulating layer 4, a protective layer 3 and an outer layer 2 composition.

The insulating layer 4 is arranged on the cable core 5 , the protective layer 3 is fixedly connected to the surface of the insulating layer 4 , and the outer layer 2 is fixedly connected to the protective layer 3 .

Further, a support block 6 is fixedly connected on the surface of the protective layer 3, and the end of the support block 6 that is not in contact with the protective layer 3 is fixedly connected to the inner wall of the outer layer 2, and the protective layer 3 and the outer layer are made through the provided supporting block 6. A cavity 7 is formed between 2.

Due to the cavity 7 provided, the cable 1 has a good air circulation effect, so that the internal temperature of the cable 1 can flow evenly, thereby avoiding local overheating, thereby avoiding spontaneous combustion caused by high temperature. Safety, and stability for power transmission.

Embodiment 2;

Referring to FIGS. 3-5 , on the basis of the first embodiment, the insulating layer 4 is composed of an insulating bundle 404 , a ceramic insulating shielding layer 403 , a filling rope 402 and an aluminum alloy steel wire winding layer 401 .

The insulating bundle 404 is wrapped on the cable core 5 , the ceramic insulating shielding layer 403 is fixedly connected to the insulating bundle 404 , and the filling rope 402 is wrapped between the aluminum alloy steel wire winding layer 401 and the ceramic insulating shielding layer 403 .

The insulating bundle 404, the ceramic insulating shielding layer 403, the filling rope 402 and the aluminum alloy steel wire winding layer 401 are provided, so that the cable 1 has excellent insulation performance and anti-magnetic field interference performance, thus ensuring that the cable 1 is in use. Safety and stability, thereby ensuring the normal transmission of power, and the aluminum alloy steel wire winding layer 401 enables the cable 1 to have good mechanical properties, thereby improving its strength, avoiding its breakage and damage, and improving its service life.

The protective layer 3 is composed of a waterproof layer 301 , a flame retardant layer 302 , a nylon sheath layer 303 , a reinforcing rib layer 304 and a heat dissipation layer 305 and is directly bonded to each other.

The flame retardant layer 302 is located inside the waterproof layer 301 , the nylon sheath layer 303 is located inside the flame retardant layer 302 , and the reinforcing rib layer 304 is located inside the heat dissipation layer 305 .

The protective layer 3 provided thus enables the cable to have good waterproof and flame retardant effects, thereby effectively avoiding internal natural and external ignition phenomena, and at the same time, the nylon sheath layer 303 and the reinforcing rib layer 304 can improve the overall tensile strength of the cable 1 Therefore, it is less prone to cracks or breaks during the coiling and bending process, thus ensuring its safe use and avoiding local leakage.

The outer layer 2 is composed of a wear-resistant paint layer 201, a corrosion-resistant paint layer 202, a flame-retardant rubber wire skin layer 203, a breathable mica tape coating layer 204 and a honeycomb anti-extrusion layer 205. The wear-resistant paint layer 201 and the corrosion-resistant paint layer 202 are all coated on the flame retardant rubber wire skin layer 203.

The breathable mica tape covering layer 204 is located inside the flame-retardant rubber wire skin layer 203 and wound on the honeycomb anti-extrusion layer 205 .

The wear-resistant paint layer 201 and the corrosion-resistant paint layer 202 are provided, so that the cable 1 has good wear resistance and corrosion resistance, so it can adapt to a harsher environment, and at the same time, it is not easy to cause wear during the pulling process. , and through the provision of the breathable mica tape covering layer 204 and the honeycomb anti-extrusion layer 205, the cable 1 has good air permeability and impact resistance and anti-extrusion effect, so that it can be affected by external forces. buffer effect.

Working principle: Through the set cavity 7, the inside of the cable 1 has a good air circulation effect, so that the internal temperature can flow evenly, thereby avoiding local overheating, thereby avoiding high temperature. Safety in use, and stability during power transmission.

The insulating bundle 404, the ceramic insulating shielding layer 403, the filling rope 402 and the aluminum alloy steel wire winding layer 401 are provided, so that the cable 1 has excellent insulation performance and anti-magnetic field interference performance, thus ensuring that the cable 1 is in use. Safety and stability, thereby ensuring the normal transmission of power, and the aluminum alloy steel wire winding layer 401 enables the cable 1 to have good mechanical properties, thereby improving its strength, avoiding its breakage and damage, and improving its service life.

The protective layer 3 provided thus enables the cable to have good waterproof and flame retardant effects, thereby effectively avoiding internal natural and external ignition phenomena, and at the same time, the nylon sheath layer 303 and the reinforcing rib layer 304 can improve the overall tensile strength of the cable 1 Therefore, it is less prone to cracks or breaks during the coiling and bending process, thus ensuring its safe use and avoiding local leakage.

The wear-resistant paint layer 201 and the corrosion-resistant paint layer 202 are provided, so that the cable 1 has good wear resistance and corrosion resistance, so it can adapt to a harsher environment, and at the same time, it is not easy to cause wear during the pulling process. , and through the provision of the breathable mica tape covering layer 204 and the honeycomb anti-extrusion layer 205, the cable 1 has good air permeability and impact resistance and anti-extrusion effect, so that it can be affected by external forces. buffer effect.

The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings, but the present utility model is not limited to the above-mentioned embodiments, and within the scope of knowledge possessed by those of ordinary skill in the technical field, the present utility model can also be used without departing from the purpose of the present utility model. make various changes.

Claims (6)

1. Environmentally friendly heavy duty copper core copper sheathed mineral insulated cable, comprising a cable (1), characterized in that: the cable (1) consists of a cable core (5), an insulating layer (4), a protective layer (3) and a The outer layer (2) is composed; The insulating layer (4) is arranged on the cable core (5), the protective layer (3) is fixedly connected to the surface of the insulating layer (4), and the outer layer (2) is fixedly connected to the protective layer (3); A support block (6) is fixedly connected on the surface of the protective layer (3), and one end of the support block (6) that is not in contact with the protective layer (3) is fixedly connected to the inner wall of the outer jacket layer (2). 6) A cavity (7) is formed between the protective layer (3) and the outer layer (2). 2. The environment-friendly heavy-duty copper core copper sheathed mineral insulated cable according to claim 1, wherein the insulating layer (4) is composed of an insulating bundle (404), a ceramic insulating shielding layer (403), a filling rope (402) and an aluminum alloy steel wire winding layer (401). 3. The environment-friendly heavy-duty copper core copper sheathed mineral insulated cable according to claim 2, characterized in that: the insulating bundle (404) is wrapped on the cable core (5), and the ceramic insulating shielding layer (403) ) is fixedly connected to the insulating bundle (404), and the filling rope (402) is wrapped between the aluminum alloy steel wire winding layer (401) and the ceramic insulating shielding layer (403). 4. The environment-friendly heavy-duty copper core copper sheathed mineral insulated cable according to claim 1, wherein the protective layer (3) is composed of a waterproof layer (301), a flame retardant layer (302), and a nylon sheath layer (303), a reinforcing rib layer (304) and a heat dissipation layer (305) and are directly bonded to each other, the flame retardant layer (302) is located inside the waterproof layer (301), and the nylon sheath layer (303) is located in the flame retardant layer (303). 302), the reinforcing rib layer (304) is located inside the heat dissipation layer (305). 5. The environment-friendly heavy-duty copper-core copper-sheathed mineral insulated cable according to claim 1, wherein the outer layer (2) is composed of a wear-resistant paint layer (201), a corrosion-resistant paint layer (202), a Combustion rubber wire skin layer (203), breathable mica tape covering layer (204) and honeycomb anti-extrusion layer (205), wear-resistant paint layer (201) and corrosion-resistant paint layer (202) are both coated on the flame retardant. on the rubber wire skin (203). 6. The environment-friendly heavy-duty copper core copper sheathed mineral insulated cable according to claim 5, characterized in that: the breathable mica tape coating layer (204) is located inside the flame retardant rubber wire skin layer (203) and is wound around the honeycomb anti-extrusion layer (205).

Images