Power supply control composite cable

Abstract

The utility model provides a power supply control composite cable, which belongs to the technical field of wires and cables, and comprises a power supply unit which comprises a power supply wire core and an insulating layer which are sequentially arranged from inside to outside; the control unit comprises an optical cable core and a loose tube which are sequentially arranged from inside to outside; and the sheath group wraps the power supply unit and the control unit. The beneficial effects of the utility model are that the cable strengthens the overall flexibility of the power line cores, enables the cable to be softer, enables the cable to be longer in service life in the repeated bending and retracting process, and strengthens the tensile property of the cable cores, thereby solving the problem of core breakage in the frequent dragging, bending and retracting process of the cable cores.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric wires and cables, and relates to a power control composite cable. Background Art

[0002] At present, the steel ladle car cable is mainly used in the power transmission and control occasions such as molten steel and slag platform cars in the iron and steel industry. The cable is used in a harsh environment and has high requirements for the cable. During the use of the cable, molten steel and slag often splash onto the cable, and during the operation of the equipment, the cable will be retracted, released and dragged, and the cable will be subjected to great tensile force. Therefore, the cable has extremely high requirements for temperature resistance, tensile resistance and compressive resistance.

[0003] For example, a utility model patent with a publication number of CN213958615U provides a light environmental protection low-voltage power control composite cable, which includes a control cable unit and a power cable unit; there are four control cable units and four power cable units. Each control cable unit includes a control cable conductor, and a control cable insulation layer, a control cable tape layer, a control cable shielding layer and a control cable outer sheath layer are sequentially arranged at the outer end of the control cable conductor; each power cable unit includes a power cable conductor and a power cable insulation layer arranged at the outer end of each power cable conductor. Among them, the four power cable units are tangent to each other, and the control cable units are respectively distributed outside the tangent points of the power cable units. A power cable tape layer, a power cable armor layer and a power cable outer sheath layer are also arranged at the outer ends of the control cable unit and the power cable unit.

[0004] To sum up, some existing technical solutions use ordinary control cables, which have the problems that repeated stretching and bending are likely to cause broken cores or deformation, and there is a large room for improvement. Summary of the Invention

[0005] The purpose of the utility model is to provide a power control composite cable for the above problems existing in the prior art.

[0006] The purpose of the utility model can be achieved by the following technical solutions: A power control composite cable, comprising:

[0007] A power supply unit, which includes a power cord core and an insulating layer arranged in sequence from the inside to the outside;

[0008] A control unit, which includes an optical cable core and a loose tube arranged in sequence from the inside to the outside;

[0009] A sheath group, which wraps the power supply unit and the control unit.

[0010] In the above power control composite cable, the power supply unit further includes a tensile core, and the power cord core wraps the tensile core.

[0011] In the above-mentioned power control composite cable, the power supply unit further includes a shielding layer, and the shielding layer wraps the insulating layer.

[0012] In the above-mentioned power control composite cable, the control unit further includes a protective sleeve, and the protective sleeve wraps the loose tube.

[0013] In the above-mentioned power control composite cable, the control unit further includes a strengthening layer, and the strengthening layer wraps the protective sleeve.

[0014] In the above-mentioned power control composite cable, a water cooling unit is further included. The water cooling unit is located within the sheath group, and the water cooling unit wraps the power supply unit and the control unit.

[0015] In the above-mentioned power control composite cable, the water cooling unit includes at least two first water cooling parts and at least two second water cooling parts. The first water cooling part and the second water cooling part are combined to form a first accommodation cavity, and the power supply unit is located within the first accommodation cavity. Two adjacent second water cooling parts are combined to form a second accommodation cavity, and the control unit is located within the second accommodation cavity.

[0016] In the above-mentioned power control composite cable, the first water cooling part is of a semi-circular structure, and the second water cooling part is of an I-shaped structure.

[0017] In the above-mentioned power control composite cable, the sheath group includes an inner sheath and an outer sheath. The inner sheath wraps the power supply unit and the control unit, and the outer sheath wraps the inner sheath.

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0019] 1. By using an optical fiber as the control wire core, the overall flexibility of the power wire core 110 is enhanced, making the cable softer, with a longer service life during repeated bending and retracting processes, and the tensile strength is also enhanced, thereby solving the problem of core breakage during frequent dragging, bending, and retracting of the wire core.

[0020] 2. The tensile wire core uses an aviation soft steel wire rope to enhance the tensile resistance of the cable and protect the optical cable core from being stretched.

[0021] 3. The shielding layer can shield and also serve as a ground wire, enhancing the overall anti-interference ability and tensile resistance of the cable.

[0022] 4. The optical cable core is filled tightly with a water-blocking filling paste, and the outer layer of the loose tube is extruded with a protective sleeve to protect the inside of the optical fiber from being squeezed and deformed and from mechanical damage.

[0023] 5. The strengthening layer can enhance the tensile strength of the optical cable core, ensuring that the optical fiber is not stretched and deformed during the use of the cable.

[0024] 6. The water cooling unit provides a cooling function for the power supply unit and the control unit, preventing the temperature inside the sheath group from being too high.

[0025] 7. The first water cooling part and the second water cooling part are combined to form a first accommodation cavity and a second accommodation cavity, thereby wrapping the power supply unit and the control unit for cooling.

[0026] 8. The first water cooling part is of a semi-circular structure, and the second water cooling part is of an I-shaped structure, so that after the first water cooling part and the second water cooling part are combined, they can cool the power supply unit and the control unit more comprehensively. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 FIG. is a schematic structural diagram of the power control composite cable of the present utility model.

[0028] Figure 2 FIG. is a schematic structural diagram of the control unit of the present utility model.

[0029] In the figure, 110, power supply core; 120, insulating layer; 130, tensile core; 140, shielding layer; 210, optical cable core; 220, loose tube; 230, protective sleeve; 240, strengthening layer; 310, inner sheath; 320, outer sheath; 410, first water cooling part; 420, second water cooling part; 430, first accommodation cavity; 440, second accommodation cavity. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] The following are specific embodiments of the present utility model and in conjunction with the accompanying drawings, the technical solutions of the present utility model will be further described, but the present utility model is not limited to these embodiments.

[0031] It should be noted that all the directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0032] In addition, in the present utility model, descriptions such as "first", "second", "one" are only for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, "a plurality" means at least two, for example two, three, etc., unless otherwise specifically defined.

[0033] In the present utility model, unless otherwise clearly defined and limited, terms such as "connection" and "fixation" shall be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0034] In addition, the technical solutions between various embodiments of the present utility model can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0035] The specific embodiments described herein are merely illustrative of the spirit of the present utility model. Those skilled in the art to which the present utility model pertains can make various modifications or supplements to the described specific embodiments or use similar methods for substitution, but will not deviate from the spirit of the present utility model or exceed the scope defined by the appended claims.

[0036] As Figure 1 、 Figure 2 shown, a power control composite cable includes: a power supply unit, a control unit, and a sheath group.

[0037] Among them, the power supply unit includes a power line core 110 and an insulating layer 120 arranged in sequence from inside to outside.

[0038] Specifically, the power line core 110 is a type 6 soft copper tinned conductor.

[0039] Specifically, the insulating layer 120 is a silicone rubber insulation with a temperature resistance of 200 °C.

[0040] Among them, the control unit includes an optical cable core 210 and a loose tube 220 arranged in sequence from inside to outside.

[0041] Specifically, the optical cable core 210 is an optical fiber, and the loose tube 220 is used to place the optical cable core 210.

[0042] Among them, the sheath group wraps the power supply unit and the control unit.

[0043] In this embodiment, an optical fiber is used as the control line core, which enhances the overall flexibility of the power line core 110, makes the cable softer, has a longer service life during repeated bending and retracting processes, and enhances the tensile strength, thereby solving the problem of core breakage during frequent dragging, bending, and retracting of the line core.

[0044] As Figure 1 、 Figure 2 shown, on the basis of the above embodiments, the power supply unit further includes a tensile wire core 130, and the power cord core 110 wraps the tensile wire core 130.

[0045] Specifically, the tensile wire core 130 is an aviation soft steel wire rope.

[0046] In this embodiment, the use of an aviation soft steel wire rope as the tensile wire core 130 enhances the tensile strength of the cable and protects the optical cable core 210 from being stretched.

[0047] As Figure 1 、 Figure 2 shown, on the basis of the above embodiments, the power supply unit further includes a shielding layer 140, and the shielding layer 140 wraps the insulating layer 120.

[0048] Specifically, the shielding layer 140 is made of copper wire braiding.

[0049] In this embodiment, the shielding layer 140 can be used as a ground wire for shielding, enhancing the overall anti-interference ability and tensile strength of the cable.

[0050] As Figure 1 、 Figure 2 shown, on the basis of the above embodiments, the control unit further includes a protective sleeve 230, and the protective sleeve 230 wraps the loose tube 220.

[0051] Specifically, the protective sleeve 230 is a fluoroplastic inner sheath 310.

[0052] In this embodiment, the optical cable core 210 is filled tightly with a water-blocking filling paste, and the outer layer of the loose tube 220 is extruded and protected by the protective sleeve 230 to prevent the inside of the optical fiber from being squeezed and deformed and mechanically damaged.

[0053] As Figure 1 、 Figure 2 shown, on the basis of the above embodiments, the control unit further includes a strengthening layer 240, and the strengthening layer 240 wraps the protective sleeve 230.

[0054] Specifically, the strengthening layer 240 is a Kevlar fiber braided strengthening layer 240.

[0055] In this embodiment, the strengthening layer 240 can enhance the tensile strength of the optical cable core 210 and ensure that the optical fiber is not stretched and deformed during the use of the cable.

[0056] As Figure 1 、 Figure 2As shown, on the basis of the above embodiments, a water cooling unit is further included. The water cooling unit is located within the sheath group and encloses the power supply unit and the control unit.

[0057] In this embodiment, the water cooling unit provides a cooling function for the power supply unit and the control unit to prevent the temperature inside the sheath group from being too high.

[0058] As Figure 1 、 Figure 2 shown, on the basis of the above embodiments, the water cooling unit includes at least two first water cooling parts 410 and at least two second water cooling parts 420. The first water cooling part 410 and the second water cooling part 420 are combined to form a first accommodation cavity 430, the power supply unit is located within the first accommodation cavity 430, and two adjacent second water cooling parts 420 are combined to form a second accommodation cavity 440, and the control unit is located within the second accommodation cavity 440.

[0059] In this embodiment, the first water cooling part 410 and the second water cooling part 420 are combined to form the first accommodation cavity 430 and the second accommodation cavity 440, so as to enclose the power supply unit and the control unit for cooling.

[0060] As Figure 1 、 Figure 2 shown, on the basis of the above embodiments, the first water cooling part 410 is of a semi-circular structure, and the second water cooling part 420 is of an I-shaped structure.

[0061] In this embodiment, the first water cooling part 410 is of a semi-circular structure and the second water cooling part 420 is of an I-shaped structure, so that after the first water cooling part 410 and the second water cooling part 420 are combined, they can cool the power supply unit and the control unit more comprehensively.

[0062] Specifically, the first water cooling part 410 is a fluorine plastic pipe.

[0063] Specifically, the second water cooling part 420 is a fluorine plastic pipe.

[0064] As Figure 1 、 Figure 2 shown, on the basis of the above embodiments, the sheath group includes an inner sheath 310 and an outer sheath 320. The inner sheath 310 encloses the power supply unit and the control unit, and the outer sheath 320 encloses the inner sheath 310.

[0065] Specifically, the inner sheath 310 is silicone rubber with a temperature resistance of 200°C, and the outer sheath 320 is galvanized steel wire armored.

[0066] In this embodiment, the outer sheath 320 can withstand a certain degree of damage caused by falling objects and provide a certain degree of thermal insulation to reduce the direct damage suffered.

Claims

1. A power control composite cable, characterized in that: include: A power supply unit, comprising a power supply core and an insulating layer arranged in sequence from inside to outside; A control unit, which includes an optical cable core and a loose tube arranged in sequence from inside to outside; A sheath group, which encloses the power supply unit and the control unit; It also includes a water cooling unit, which is located in the jacket group and covers the power supply unit and the control unit; The water cooling unit includes at least two first water cooling parts and at least two second water cooling parts, the first water cooling parts and the second water cooling parts are combined to form a first accommodating cavity, the power supply unit is located in the first accommodating cavity, two adjacent second water cooling parts are combined to form a second accommodating cavity, and the control unit is located in the second accommodating cavity; The first water-cooling part is a semicircular structure, and the second water-cooling part is an I-shaped structure.

2. A power control composite cable as claimed in claim 1, characterized in that: The power supply unit further comprises a tensile core, and the power supply core encases the tensile core.

3. A power control composite cable as claimed in claim 1, characterized in that: The power supply unit further includes a shielding layer, and the shielding layer encloses the insulating layer.

4. A power control composite cable as claimed in claim 1, characterized in that: The control unit further comprises a protective cover which covers the loose tube.

5. A power control composite cable as claimed in claim 4, characterized in that: The control unit further comprises a reinforcement layer, and the reinforcement layer wraps the protective cover.

6. A power control composite cable as claimed in claim 1, characterized in that: The sheath group includes an inner sheath and an outer sheath, the inner sheath encloses the power supply unit and the control unit, and the outer sheath encloses the inner sheath.

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