CN216161471U

CN216161471U - Medical equipment wire

Info

Publication number: CN216161471U
Application number: CN202122123282.2U
Authority: CN
Inventors: 谢强恒
Original assignee: Nanyang Hengtianyuan Technology Development Co ltd
Current assignee: Nanyang Hengtianyuan Technology Development Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-04-01
Anticipated expiration: 2031-09-03

Abstract

The utility model provides a wire for medical equipment, which belongs to the technical field of medical equipment accessories and comprises a signal wire core, a power wire core, a wrapping tape, a shielding copper wire, an isolation tape and an outer sheath; the signal wire core and the power wire core are combined into a cable core through twisting and located at the center of the outer sheath, the wrapping tape is lapped and wrapped on the outer side of the cable core, the shielding copper wire is scattered and wrapped on the outer side of the wrapping tape, the isolation tape is wrapped on the outer side of the shielding copper wire, and the outer sheath is wrapped on the outer side of the isolation tape; the utility model has the advantage that the wire body has very good flexibility because the sparse winding shielding structure is adopted for carrying out split-phase shielding and total shielding. And the TPU outer sheath has the advantages of softness, wear resistance, good elasticity and the like, so that the wire body has excellent flexibility and longer service life. In addition, all the materials are medical grade materials, which completely meet the requirements of medical instruments, are environment-friendly, nontoxic, anti-electromagnetic interference and harmless to human bodies.

Description

Medical equipment wire

Technical Field

The utility model relates to the technical field of medical equipment accessories, in particular to an electric wire for medical equipment.

Background

The electrocardio device is a medical device used for recording the heart activity and plays an important role in medical rescue. The medical line is used as a key component for connecting the electrocardio equipment and needs to have special properties of environmental protection, no toxicity, electromagnetic interference resistance, no harm or allergy to human bodies, good flexibility and the like. Most of the existing connecting wires for the electrocardio equipment adopt braided shielding to ensure the anti-electromagnetic interference performance of the medical wires. Although the braided shield can effectively protect the medical wire and has an anti-interference effect, the braided shield adopts a cross-shaped braiding forming process, so that the braided shield is inconvenient to use and shortens the service life of the medical wire in a frequently moving occasion, and the wire for the medical equipment is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides an electric wire for medical equipment, which not only can make the electric wire have very good flexibility, but also can make the electric wire have excellent flexibility and long service life.

In order to solve the technical problem, the utility model provides an electric wire for medical equipment, which comprises a signal wire core, a power wire core, a wrapping tape, a shielding copper wire, an isolation tape and an outer sheath, wherein the signal wire core is arranged on the outer side of the signal wire core;

the cable core is formed by twisting the signal wire core and the power wire core, the cable core is located at the center of the outer sheath, the wrapping tape is lapped and wrapped on the outer side of the cable core, the shielding copper wire is sparsely wrapped on the outer side of the wrapping tape, the isolation tape is wrapped on the outer side of the shielding copper wire, and the outer sheath is wrapped on the outer side of the isolation tape.

Furthermore, the signal wire core comprises two signal wire core conductors, two signal wire core insulators, a signal wire core wrapping tape and a signal wire core shielding copper wire; the two signal wire core insulators are respectively covered on the outer sides of the two signal wire core conductors, the signal wire core wrapping tape is covered on the outer sides of the two signal wire core insulators, and the signal wire core shielding copper wire is dredged on the outer side of the signal wire core wrapping tape to serve as split-phase shielding.

Furthermore, the power supply wire core comprises two power supply wire core conductors and two power supply wire core insulators; and the two power supply wire core insulators are respectively wrapped outside the two power supply wire core conductors.

Furthermore, the signal wire core conductor is made of bare copper wires, and the signal wire core is insulated by high-density polyethylene tubes.

Furthermore, the power supply wire core conductor is made of bare copper wires, and the power supply wire core is insulated by environment-friendly PVC insulating pipes.

Furthermore, the shielding copper wire is a bare copper wire.

Further, the isolation belt is made of cable paper.

Further, the outer sheath is a TPU sheath.

The technical scheme of the utility model has the following beneficial effects:

as the sparse-winding shielding structure is adopted for carrying out split-phase shielding and total shielding, the cable body has very good flexibility. And the TPU outer sheath has the advantages of softness, wear resistance, good elasticity and the like, so that the wire body has excellent flexibility and longer service life. In addition, all the materials are medical grade materials, which completely meet the requirements of medical instruments, are environment-friendly, nontoxic, anti-electromagnetic interference, harmless to human bodies and free of allergy.

Drawings

Fig. 1 is a cross-sectional view of a medical wire structure of the present invention.

In the figure: 1. a signal wire core conductor; 2. the signal wire core is insulated; 3. signal wire core wrapping tape; 4. the signal wire core shields the copper wire; 5. a power supply core conductor 5; 6. the power wire core is insulated; 7. wrapping a tape; 8. a shielding copper wire; 9. an isolation zone; 10. an outer sheath.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.

Example one

As shown in fig. 1: a wire for medical equipment comprises a signal wire core, a power wire core, a wrapping tape 7, a shielding copper wire 8, an isolation tape 9 and an outer sheath 10;

the central point that signal sinle silk and power sinle silk make up the cable core through the transposition and are located oversheath 10 puts, lap to cover around band 7 and wrap in the cable core outside, shielding copper wire 8 is dredged around in the outside around band 7, median 9 wraps in the outside of shielding copper wire 8, oversheath 10 wraps in the outside of median 9, adopt 15mm around band 7, lap the lid rate around the package and be 15%, it is the dextrad to wrap the direction around, shielding copper wire 8 adopts 90/0.12mm bare copper wire, the oblique package direction is the dextrad, the oblique package pitch is 50mm, median 9 adopts 12mm cable paper, indulge the package in the 8 outsides of shielding copper wire, oversheath 10 adopts the TPU cover, crowded package thickness is 1.0 mm.

In the embodiment, the wire body adopts the sparse winding shielding structure to carry out split-phase shielding and total shielding, so that the wire body has very good flexibility. And the TPU outer sheath material has the advantages of softness, wear resistance, good elasticity and the like, so that the wire body has excellent flexibility and longer service life.

Example two

As shown in fig. 1, the difference between the first embodiment is: the signal wire core comprises two signal wire core conductors 1, two signal wire core insulators 2, a signal wire core wrapping tape 3 and a signal wire core shielding copper wire 4; two signal core insulation 2 wraps in two signal core conductor 1's the outside respectively, signal core covers in two signal core insulation 2's the outside around the package around band 3, the paper tape width is 5mm, it is more than 15% to take the lid rate, signal core shielding copper wire 4 dredges around as the split-phase shielding in signal core around band 3's the outside, signal core conductor 1 adopts naked copper wire, signal core conductor 1 adopts 17/0.16mm, signal core insulation 2 adopts the high density polyethylene pipe, average thickness is 0.5mm, signal core insulation 2's impedance is 100 omega, the even crowded package of high density polyethylene constitutes insulating core on naked copper conductor, the colour is white and green. Two insulated wire cores are symmetrically twisted to form a signal wire cable core, the twisting direction is the right direction, the signal wire core shielding copper wire 4 is a 30/0.12mm bare copper wire, the inclined wrapping pitch is 30mm, and the inclined wrapping direction is the right direction.

In the embodiment, the signal wire core is made of medical-grade materials, so that the requirements of medical instruments are completely met, the signal wire core is environment-friendly and non-toxic, resists electromagnetic interference, and is harmless and non-allergic to human bodies.

EXAMPLE III

As shown in fig. 1, the difference between the first embodiment is: the power supply wire core comprises two power supply wire core conductors 5 and two power supply wire core insulators 6; two power core insulation 6 are wrapped in two power core conductor 5 outsides respectively, and power core conductor 5 adopts 19/0.254 mm's bare copper line, and power core insulation 6 adopts the environmental protection PVC insulating tube, and crowded package thickness is 0.8 mm. Red and black insulating materials are adopted, and the insulating materials are evenly extruded on the power wire core conductor 5 to form a power wire insulated wire core. The two power wire cores and the signal wire core are twisted into a cable to form a cable core, and the cabling direction is the right direction.

In the embodiment, the material used by the power wire core is a medical grade material, so that the requirements of medical instruments are completely met, the environment is protected, no toxicity is caused, the electromagnetic interference is resisted, and no harm or allergy is caused to human bodies.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. An electric wire for medical equipment, characterized in that: the cable comprises a signal wire core, a power wire core, a wrapping tape (7), a shielding copper wire (8), an isolation tape (9) and an outer sheath (10);

the cable core that the signal sinle silk and power sinle silk make up through the transposition and are located the central point of oversheath (10) and put, take the lid around covering in the cable core outside around band (7), shielding copper wire (8) are dredged in the outside around band (7), median (9) are wrapped in the outside of shielding copper wire (8), oversheath (10) are wrapped in the outside of median (9).

2. An electric wire for medical equipment as claimed in claim 1, wherein: the signal wire core comprises two signal wire core conductors (1), two signal wire core insulators (2), a signal wire core wrapping tape (3) and a signal wire core shielding copper wire (4); two signal core insulation (2) are respectively wrapped in the outside of two signal core conductors (1), signal core lapping is covered in the outside of two signal core insulation (2) around band (3), signal core shielding copper wire (4) are dredged around in signal core around the outside of band (3) as the split-phase shielding.

3. An electric wire for medical equipment as claimed in claim 1, wherein: the power wire core comprises two power wire core conductors (5) and two power wire core insulators (6); and the two power supply wire core insulators (6) are respectively wrapped outside the two power supply wire core conductors (5).

4. The electrical wire for medical equipment according to claim 2, wherein: the signal wire core conductor (1) and the signal wire core shielding copper wire (4) both adopt bare copper wires, and the signal wire core insulator (2) adopts a high-density polyethylene pipe.

5. The electrical wire for medical equipment according to claim 3, wherein: the power supply wire core conductor (5) is made of bare copper wires, and the power supply wire core insulation (6) is made of environment-friendly PVC insulation pipes.

6. An electric wire for medical equipment as claimed in claim 1, wherein: the shielding copper wire (8) is a bare copper wire.

7. An electric wire for medical equipment as claimed in claim 1, wherein: the isolation belt (9) is made of cable paper.

8. An electric wire for medical equipment as claimed in claim 1, wherein: the outer sheath (10) adopts a TPU pipe.