CN219658416U

CN219658416U - Tensile bending-resistant medical equipment cable

Info

Publication number: CN219658416U
Application number: CN202320077909.1U
Authority: CN
Inventors: 刘金昌; 王玉冰; 赵博; 鲍晨晨
Original assignee: Huizhou LTK Electronic Cable Co Ltd; LTK Electric Wire Huizhou Co Ltd; LTK Electric Wire Changzhou Co Ltd
Current assignee: Huizhou LTK Electronic Cable Co Ltd; LTK Electric Wire Huizhou Co Ltd; LTK Electric Wire Changzhou Co Ltd; Shenzhen Woer Special Cable Co Ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-09-08
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to the technical field of cables, in particular to a tensile bending-resistant medical equipment cable, which comprises a first core wire group, a second core wire assembly, a third core wire assembly and a filling assembly, wherein the outer layers of the first core wire assembly, the second core wire assembly, the third core wire assembly and the filling assembly are coated with a shielding layer and an outer coating layer, the first core wire assembly comprises a plurality of first core wires, a spiral braiding layer and an inner protecting layer, so that the first core wire assembly has stronger tensile capacity and bending resistance, the second core wire assembly comprises a plurality of second core wires which are concentrically twisted, the second core wires are mutually combined, the filling assembly comprises a first filling strip and a second filling strip, the first filling strip is positioned between the first core wire group and the second core wire assembly, the tensile capacity and the bending resistance of the whole wire are ensured through the first filling strip and the second filling strip, the elasticity and the reliability are improved, and the signal transmission stability are ensured, and the tensile and bending-resistant performance requirements of the wire for medical equipment are met.

Description

Tensile bending-resistant medical equipment cable

Technical Field

The utility model relates to the technical field of cables, in particular to a tensile bending-resistant medical equipment cable.

Background

In the medical equipment system, the cable provides power and data transmission for the medical equipment, so that the performance of the wire is very important for the medical equipment, the cable is required to be pulled, bent and twisted frequently in the use process of the medical equipment, and the cable is extremely easy to break and crack the outer layer of the cable due to poor tensile and bending performances, so that the data transmission is abnormal or power failure is caused, serious medical accidents are easy to occur, and therefore, the wire is required to meet the characteristic requirements of the medical cable for tensile, bending resistance and stable signal transmission.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a tensile bending-resistant medical equipment cable, which comprises a plurality of first core wire groups, a second core wire assembly, a third core wire assembly, a filling assembly, a shielding layer and an outer coating layer, wherein the shielding layer and the outer coating layer are sequentially coated on the outer layer; the filler group includes a first filler strip and a second filler strip, the first filler strip being located between the first core wire group and the second core wire assembly.

Preferably, the first core wire comprises a first conductor and a first insulating layer, and the first conductor is formed by concentrically twisting a plurality of tinned copper wires; the first insulating layer is made of fluoroplastic.

Preferably, the spiral braid is formed by spirally arranging a plurality of tinned copper wires.

Preferably, the material of the inner protective layer is polyolefin material.

Preferably, the second core wire comprises a second conductor and a second insulating layer coated on the second conductor, and the second conductor is formed by concentrically twisting a plurality of tinned copper wires; the second insulating layer is made of polyolefin materials.

Preferably, the third core wire assembly comprises a third conductor and a third insulating layer coated on the third conductor, and the third conductor is formed by concentrically twisting a plurality of tinned copper wires; the third insulating layer is made of polyolefin materials.

Preferably, the first filling strip and the second filling strip are made of aramid fiber composite materials.

Preferably, the wire diameter of the tinned wire is 0.04-0.05 mm.

From the above, the following beneficial effects can be obtained by applying the utility model: according to the scheme, the shielding layer and the outer coating layer are coated on the outer layers of the first core wire group, the second core wire assembly, the third core wire assembly and the filling assembly, the first core wire assembly comprises a plurality of first core wires, and the spiral weaving layer and the inner protection layer which are sequentially coated on the first core wires, so that the first core wire assembly has high tensile capacity and bending resistance through coating the spiral weaving layer and the inner protection layer on the first core wires, meanwhile, the second core wire assembly comprises a plurality of second core wires which are concentrically twisted, the plurality of second core wires are mutually combined, the filling assembly comprises a first filling strip and a second filling strip, the first filling strip is positioned between the first core wire group and the second core wire assembly, the tensile capacity and the bending resistance of the whole wire rod are ensured through the first filling strip and the second filling strip, the elasticity and the reliability are improved, the signal conveying stability is ensured, and the tensile capacity and bending resistance requirements of the wire for medical equipment are met.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present utility model or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from them without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic diagram of a tensile bending-resistant medical device cable according to an embodiment of the present utility model.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

In order to solve the above-mentioned technical problems, this embodiment provides a tensile bending-resistant medical equipment cable, as shown in fig. 1, including a plurality of first core wire assemblies 10, second core wire assemblies 20, third core wire assemblies 30, filling assemblies 40, and shielding layers 50 and outer coating layers 60 coated on the outer layers in sequence, wherein the first core wire assemblies 10 include two groups, the first core wire assemblies 10 include a plurality of first core wires 11, and spiral braid 12 and inner sheath 13 coated on the first core wires 11 in sequence, so that the first core wire assemblies 10 have stronger tensile capacity and bending resistance, and meanwhile, the second core wire assemblies 20 include a plurality of second core wires 21 stranded concentrically, the plurality of second core wires 21 are stranded concentrically, the filling assemblies 40 include first filling strips 41 and second filling strips 42, the first filling strips 41 are positioned between the first core wire assemblies 10 and the second core wire assemblies 20, the first filling strips 41 and the second core wires 11 are coated on the spiral braid 12 and the inner sheath 13, thereby the tensile capacity and bending-resistant performance are guaranteed, the overall tensile capacity and the bending-resistant performance are guaranteed, and the stability of the medical equipment is guaranteed, and the signal transmission stability is met.

Specifically, the inner protective layer 13 is made of polyolefin material, and the spiral weaving layer 12 is formed by spirally weaving a plurality of tinned copper wires, so that the anti-interference capability is improved. The first core wire 11 comprises a first conductor and a first insulating layer, wherein the first conductor is formed by concentrically twisting a plurality of tinned copper wires, and the first insulating layer is made of fluoroplastic. Further, the second core wire 21 of the second core wire assembly 20 comprises a second conductor and a second insulating layer coated on the second conductor, wherein the second conductor is formed by concentrically twisting a plurality of tinned copper wires; the second insulating layer is made of polyolefin material. Illustratively, the second core wire assembly 20 is formed by concentrically twisting 4 second core wires 21 such that several second core wires 21 are combined with each other. The first core wire assembly 10 and the second core wire assembly 20 can be used as signal wires and power wires, and have strong tensile capacity and bending resistance, so that the conductor and the insulating outer layer are not easy to break or crack when the cable is pulled, bent or twisted, abnormal data transmission or power failure is avoided, and stable signal transmission is ensured.

Further, as can be seen from fig. 1, the third core wire assembly 30 is disposed between the first core wire assembly 10, the second core wire assembly 20 and the shielding layer 50, the third core wire assembly 30 includes a third conductor and a third insulating layer covering the third conductor, and the third conductor is formed by concentrically twisting a plurality of tin-plated copper wires; the third insulating layer is made of polyolefin material. Wherein, the wire diameter of the tinned wire is 0.04-0.05 mm, and the preferable wire diameter of the tinned wire is 0.05mm.

In order to improve the tensile capacity of the whole wire, the first filling strip 41 and the second filling strip 42 are made of aramid fiber composite materials, and preferably, the first filling strip 41 and the second filling strip 42 are made of high-strength tensile KEVLAR materials. The first filler strip 41 is arranged between the two first core wire assemblies 10 and the second core wire assembly 20, the second filler strip 42 is arranged between the first core wire assembly 10, the second core wire assembly 20 and the shielding layer 50, and then the core wire assemblies and the filler assemblies are twisted into groups through cabling equipment with a back-twisting function, so that the stress in each group of core wire assemblies is fully released in the twisting process, the tensile and bending resistance performance is improved, and meanwhile, the cable flexibility is improved. Wherein, the outer coating 60 can be made of polyolefin material, so as to improve the performances of wear resistance, abrupt stretching resistance, scratch resistance, torsion resistance and the like.

In summary, according to the scheme of the utility model, the shielding layer and the outer coating layer are coated on the outer layers of the first core wire group, the second core wire assembly, the third core wire assembly and the filling assembly, the first core wire assembly comprises a plurality of first core wires, and the spiral weaving layer and the inner protecting layer which are sequentially coated on the first core wires, so that the first core wire assembly has stronger tensile capacity and bending resistance through coating the spiral weaving layer and the inner protecting layer on the first core wires, and meanwhile, the second core wire assembly comprises a plurality of second core wires which are concentrically twisted, so that the plurality of second core wires are mutually combined, the filling assembly comprises a first filling strip and a second filling strip, the first filling strip is positioned between the first core wire group and the second core wire assembly, the tensile capacity and the bending resistance of the whole wire rod are ensured through the first filling strip and the second filling strip, the elasticity and the reliability are improved, and the signal transmission stability are ensured, and the tensile capacity and bending resistance requirements of the wire for medical equipment are met.

The above-described embodiments do not limit the scope of the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the above embodiments should be included in the scope of the present utility model.

Claims

1. A tensile bending-resistant medical device cable, characterized in that: the novel composite wire comprises a plurality of first core wire assemblies (10), second core wire assemblies (20), third core wire assemblies (30), filling assemblies (40) and shielding layers (50) and outer coating layers (60) which are sequentially coated on outer layers, wherein each first core wire assembly (10) comprises a plurality of first core wires (11), a spiral braiding layer (12) and an inner protection layer (13) which are sequentially coated on each first core wire (11), and each second core wire assembly (20) comprises a plurality of second core wires (21) which are concentrically stranded; the filling assembly (40) comprises a first filling strip (41) and a second filling strip (42), the first filling strip (41) is located between the first core wire assembly (10) and the second core wire assembly (20), the second filling strip (42) is arranged between the first core wire assembly (10), the second core wire assembly (20) and the shielding layer (50), and the third core wire assembly (30) is arranged between the first core wire assembly (10), the second core wire assembly (20) and the shielding layer (50).

2. The tensile bend resistant medical device cable of claim 1, wherein: the first core wire (11) comprises a first conductor and a first insulating layer, wherein the first conductor is formed by concentrically twisting a plurality of tinned copper wires; the first insulating layer is made of fluoroplastic.

3. The tensile bend resistant medical device cable of claim 2, wherein: the spiral braiding layer (12) is formed by spirally arranging a plurality of tinned copper wires.

4. The tensile bend resistant medical device cable of claim 2, wherein: the inner protective layer (13) is made of polyolefin materials.

5. The tensile bend resistant medical device cable of claim 1, wherein: the second core wire (21) comprises a second conductor and a second insulating layer coated on the second conductor, and the second conductor is formed by concentrically twisting a plurality of tinned copper wires; the second insulating layer is made of polyolefin materials.

6. The tensile bend resistant medical device cable of claim 1, wherein: the third core wire assembly (30) comprises a third conductor and a third insulating layer coated on the third conductor, and the third conductor is formed by concentrically twisting a plurality of tinned copper wires; the third insulating layer is made of polyolefin materials.

7. The tensile bend resistant medical device cable of claim 1, wherein: the first filling strips (41) and the second filling strips (42) are made of aramid fiber composite materials.

8. The tensile bend resistant medical device cable according to any one of claims 2-6, wherein: the wire diameter of the tinned copper wire is 0.04-0.05 mm.