Medical cable with flame-retardant effect

Abstract

The utility model discloses a medical cable with a flame-retardant effect, which comprises a reinforced core body, the outer side of the reinforced core body is provided with a buffer filling layer, the outer side of the buffer filling layer is bonded with a steel wire armor layer, the outer side of the steel wire armor layer is coated with a flame-retardant layer, and the outer side of the flame-retardant layer is coated with a flame-retardant layer. The flame-retardant layer comprises a flame-retardant PP plastic coating and an aerogel flame-retardant coating layer, the outer side of the flame-retardant layer is bonded with a tensile reinforcing layer, the outer side of the tensile reinforcing layer is coated with a wear-resistant layer, the wear-resistant layer comprises an ABS plastic coating and an ultra-high molecular weight polyethylene coating, and shielding layers are uniformly distributed on the inner side of the buffer filling layer. Compared with the prior art, the cable has the advantages of good flame retardance and wear resistance, excellent self-tensile property, external interference signal shielding and buffering protection capabilities, the service life of the cable is greatly prolonged, the application range of the cable is expanded, the performance is excellent, the practicability is good, and market popularization is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of medical cables, in particular to a medical cable with flame retardant effect. Background Art

[0002] Cables are usually rope-like cables made of several or several groups of wires twisted together. Each group of wires are insulated from each other and are often twisted around a center. The entire outside is covered with a highly insulating covering. The cable has the characteristics of being powered inside and insulated outside. At the same time, the cable can be used in the medical field.

[0003] At present, the existing medical cables have poor flame retardant performance when used, and they will rub against the ground during dragging and pulling, which can easily cause serious scratches on the cable surface protective layer, thereby increasing the risk of its use. For this reason, we propose a medical cable with flame retardant effect. Utility Model Content

[0004] The purpose of the utility model is to provide a medical cable with a flame retardant effect, which has the advantages of good flame retardancy and wear resistance, and solves the problem that the existing medical cables have poor flame retardant performance when used, and will generate friction with the ground during dragging and pulling, which easily causes serious scratches on the cable surface protective layer, thereby increasing the risk of its use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a medical cable with flame retardant effect, comprising a reinforced core, a buffer filling layer is arranged on the outer side of the reinforced core, a steel wire armor layer is bonded to the outer side of the buffer filling layer, a flame retardant layer is coated on the outer side of the steel wire armor layer, the flame retardant layer comprises a flame retardant PP plastic coating and an aerogel flame retardant coating layer, a tensile reinforcement layer is bonded to the outer side of the flame retardant layer, a wear-resistant layer is coated on the outer side of the tensile reinforcement layer, and the wear-resistant layer comprises an ABS plastic coating and an ultra-high molecular weight polyethylene coating.

[0006] Preferably, a shielding layer is evenly distributed on the inner side of the buffer filling layer, an insulating layer is arranged on the inner side of the shielding layer, and a conductor is arranged on the inner side of the insulating layer.

[0007] Preferably, the flame retardant PP plastic coating is coated on the outside of the steel wire armor layer, and the aerogel flame retardant coating layer is coated on the outside of the flame retardant PP plastic coating.

[0008] Preferably, the tensile reinforcement layer is a basalt fiber layer, and the thickness of the tensile reinforcement layer is 0.8 to 1.7 times the thickness of the steel wire armor layer.

[0009] Preferably, the ABS plastic coating is coated on the outer side of the tensile reinforcement layer, and the ultra-high molecular weight polyethylene coating is coated on the outer side of the ABS plastic coating.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The utility model has the advantages of good flame retardancy and wear resistance, excellent tensile strength, and the ability to shield and buffer external interference signals, which greatly improves the service life of the cable and expands its scope of application. It has superior performance, good practicality, and is conducive to market promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the flame retardant layer structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the wear-resistant layer structure of the utility model.

[0015] In the figure: 1. reinforced core; 2. shielding layer; 3. insulating layer; 4. conductor; 5. buffer filling layer; 6. steel wire armor layer; 7. flame retardant layer; 71. flame retardant PP plastic coating; 72. aerogel flame retardant coating layer; 8. tensile reinforcement layer; 9. wear-resistant layer; 91. ABS plastic coating; 92. ultra-high molecular weight polyethylene coating. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] The reinforced core 1, shielding layer 2, insulating layer 3, conductor 4, buffer filling layer 5, steel wire armor layer 6, flame retardant layer 7, flame retardant PP plastic coating 71, aerogel flame retardant coating layer 72, tensile reinforcement layer 8, wear-resistant layer 9, ABS plastic coating 91 and ultra-high molecular weight polyethylene coating 92 components of the present application are all universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods.

[0020] See also Figure 1-3 A medical cable with flame retardant effect comprises a reinforced core 1, a buffer filling layer 5 is arranged on the outside of the reinforced core 1, a steel wire armor layer 6 is bonded to the outside of the buffer filling layer 5, a flame retardant layer 7 is coated on the outside of the steel wire armor layer 6, the flame retardant layer 7 comprises a flame retardant PP plastic coating 71 and an aerogel flame retardant coating layer 72, a tensile reinforcement layer 8 is bonded to the outside of the flame retardant layer 7, a wear-resistant layer 9 is coated on the outside of the tensile reinforcement layer 8, and the wear-resistant layer 9 comprises an ABS plastic coating 91 and an ultra-high molecular weight polyethylene coating 92.

[0021] The shielding layer 2 is evenly distributed on the inner side of the buffer filling layer 5 , the insulating layer 3 is arranged on the inner side of the shielding layer 2 , and the conductor 4 is arranged on the inner side of the insulating layer 3 .

[0022] Through the above technical solution and the setting of the shielding layer 2, the cable has the ability to effectively shield interference signals.

[0023] The flame retardant PP plastic coating 71 is coated on the outer side of the steel wire armor layer 6 , and the aerogel flame retardant coating layer 72 is coated on the outer side of the flame retardant PP plastic coating 71 .

[0024] Through the above technical solution, the flame retardant effect of the cable is improved by providing the flame retardant PP plastic coating 71 and the aerogel flame retardant coating layer 72.

[0025] The tensile reinforcement layer 8 is a basalt fiber layer, and the thickness of the tensile reinforcement layer 8 is 0.8 to 1.7 times the thickness of the steel wire armor layer 6 .

[0026] Through the above technical solution, the tensile strength enhancement layer 8 is provided, thereby improving the tensile strength of the cable.

[0027] The ABS plastic coating 91 is coated on the outer side of the tensile reinforcement layer 8 , and the ultra-high molecular weight polyethylene coating 92 is coated on the outer side of the ABS plastic coating 91 .

[0028] Through the above technical solution, the ABS plastic coating 91 and the ultra-high molecular weight polyethylene coating 92 are provided to improve the surface wear resistance of the cable and avoid scratches.

[0029] When in use, the shielding layer 2 is provided so that the cable has the ability to effectively shield interference signals, and the buffer filling layer 5 can provide buffering protection for the conductor 4, thereby improving its compressive resistance. In addition, with the assistance of the steel wire armor layer 6, the reinforced core 1 and the tensile reinforcement layer 8, the tensile strength of the cable is improved. The flame retardant layer 7 is provided, and with the cooperation of the flame retardant PP plastic coating 71 and the aerogel flame retardant coating layer 72, the cable has the ability of dual material flame retardancy. The wear-resistant layer 9 is provided, and with the cooperation of the ABS plastic coating 91 and the ultra-high molecular weight polyethylene coating 92, the wear resistance of the cable surface is greatly improved.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A medical cable with flame retardant effect, comprising a reinforced core (1), characterized in that: The outer side of the reinforced core (1) is provided with a buffer filling layer (5), the outer side of the buffer filling layer (5) is bonded with a steel wire armor layer (6), the outer side of the steel wire armor layer (6) is coated with a flame retardant layer (7), the flame retardant layer (7) comprises a flame retardant PP plastic coating (71) and an aerogel flame retardant coating layer (72), the outer side of the flame retardant layer (7) is bonded with a tensile reinforcement layer (8), the outer side of the tensile reinforcement layer (8) is coated with a wear-resistant layer (9), and the wear-resistant layer (9) comprises an ABS plastic coating (91) and an ultra-high molecular weight polyethylene coating (92).

2. The flame retardant medical cable according to claim 1, characterized in that: A shielding layer (2) is evenly distributed on the inner side of the buffer filling layer (5), an insulating layer (3) is arranged on the inner side of the shielding layer (2), and a conductor (4) is arranged on the inner side of the insulating layer (3).

3. The flame retardant medical cable according to claim 1, characterized in that: The flame-retardant PP plastic coating (71) is coated on the outer side of the steel wire armor layer (6), and the aerogel flame-retardant coating layer (72) is coated on the outer side of the flame-retardant PP plastic coating (71).

4. The flame retardant medical cable according to claim 1, characterized in that: The tensile reinforcement layer (8) is a basalt fiber layer, and the thickness of the tensile reinforcement layer (8) is 0.8 to 1.7 times the thickness of the steel wire armor layer (6).

5. The flame retardant medical cable according to claim 1, characterized in that: The ABS plastic coating (91) is coated on the outer side of the tensile reinforcement layer (8), and the ultra-high molecular weight polyethylene coating (92) is coated on the outer side of the ABS plastic coating (91).

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