CN214428362U - Coaxial line for antitorque antistatic medical equipment - Google Patents

Coaxial line for antitorque antistatic medical equipment Download PDF

Info

Publication number
CN214428362U
CN214428362U CN202120642558.5U CN202120642558U CN214428362U CN 214428362 U CN214428362 U CN 214428362U CN 202120642558 U CN202120642558 U CN 202120642558U CN 214428362 U CN214428362 U CN 214428362U
Authority
CN
China
Prior art keywords
conducting layer
layer
coaxial line
tensile
outside
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202120642558.5U
Other languages
Chinese (zh)
Inventor
陈耕
尹逊凯
周建生
刘英豪
王杰
洪新华
陈丹雯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Ronghe Wire & Cable Co ltd
Original Assignee
Ningbo Ronghe Wire & Cable Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Ronghe Wire & Cable Co ltd filed Critical Ningbo Ronghe Wire & Cable Co ltd
Priority to CN202120642558.5U priority Critical patent/CN214428362U/en
Application granted granted Critical
Publication of CN214428362U publication Critical patent/CN214428362U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Materials For Medical Uses (AREA)

Abstract

The utility model provides an anti-torsion antistatic coaxial line for medical equipment, including tensile layer, conducting layer and insulating layer, the conducting layer divide into first conducting layer and second conducting layer, and first conducting layer winding is outside at the tensile layer, and insulating layer extrusion parcel is outside at first conducting layer, and the second conducting layer is woven outside the insulating layer, and the cladding has the semi-conducting layer outside the second conducting layer still. The utility model relates to an anti-torque antistatic coaxial line for medical equipment, the tensile layer at this coaxial line center adopts the nylon fiber transposition to constitute, its tensile is strong and the surface rounding degree is high, make outside winding first conductor surface level and smooth simultaneously, this coaxial line can the free bending in the in-service use process, and the coaxial line surface is the semi-conducting layer, can drain coaxial line surface static, prevent that electric charge from piling up and producing static, this coaxial line is compared in current structure, its whole tensile is strong, and the problem of transmission signal decay is difficult to appear in the conducting layer.

Description

Coaxial line for antitorque antistatic medical equipment
Technical Field
The utility model relates to a coaxial line technical field especially relates to an antitorque antistatic coaxial line for medical equipment.
Background
The coaxial line is a guide system formed by two coaxial cylindrical conductors, a broadband microwave transmission line of air or high-frequency medium is filled between an inner conductor and an outer conductor, a single solid copper wire or a stranded copper wire is generally adopted as the inner conductor in the conventional coaxial line, and the conductor structure is easy to cause core wire fracture under frequent moving and pulling of medical equipment, so that the coaxial line cannot be used; at present, the main scheme for solving the problem of easy breakage of the coaxial line is to mix tensile aramid fibers in an inner conductor to enhance the overall tensile resistance of the inner conductor, so that the characteristic of resisting the pulling of a cable can be enhanced to a certain degree; however, the structure hardly ensures the twisting position of the aramid fiber wires and the roundness of the twisted appearance of the conductor to reach the degree of a single copper wire or 7/19 normal twisted copper wires. When high frequency signals pass through such conductors, signal attenuation is increased due to characteristics of the schmidt effect, resulting in poor transmission efficiency.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The to-be-solved technical problem of the utility model is to provide a coaxial line for anti-torsion antistatic medical equipment to overcome the easy fracture of coaxial line and the more serious problem of transmission signal decay among the prior art.
(II) technical scheme
In order to solve the technical problem, the utility model provides an anti-torque antistatic coaxial line for medical equipment, including tensile layer, conducting layer and insulating layer, the conducting layer divide into first conducting layer and second conducting layer, first conducting layer winding is in the tensile layer is outside, insulating layer extrusion parcel is in first conducting layer is outside, the second conducting layer is woven the insulating layer is outside, the cladding has the semi-conducting layer outside the second conducting layer still, the semi-conducting layer can be to the coaxial line surface static current drainage, prevents that the electric charge from piling up the production static.
Further, the tensile layer is formed by nylon fiber stranding, the stranding pitch of the nylon fiber is 6-8 times of the stranding outer diameter, the pitch range is set to guarantee the compactness of the nylon fiber, the first conducting layer on the outer side of the nylon fiber is prevented from collapsing inwards, and therefore the roundness of the first conducting layer is guaranteed.
Furthermore, the first conducting layer and the second conducting layer are both copper wires, the winding direction of the first conducting layer is opposite to the twisting direction of the tensile layer, and the situation that the surface flatness and the conductivity are affected due to the fact that the copper wires on the outer layer are sunk into the inner part along the lines twisted by the nylon fibers due to opposite winding can be avoided; the insulating layer adopts the inseparable extrusion of extruded mode outside the first conducting layer, just the hardness of insulating layer is 53D, keeps certain hardness and can makes the holistic hardness of wire moderate.
Furthermore, a cotton paper tape is arranged between the second conducting layer and the semi-conducting layer and used for isolating the second conducting layer from the semi-conducting layer and preventing the second conducting layer and the semi-conducting layer from being damaged due to friction.
(III) advantageous effects
The utility model relates to an anti-torque antistatic coaxial line for medical equipment, the tensile layer at this coaxial line center adopts the nylon fiber transposition to constitute, its tensile is strong and the surface roundness is high, make outside winding first conductor surface level and smooth simultaneously, the insulator hardness of this coaxial line is moderate, can free bending in the in-service use process, and the coaxial line surface is the semi-conducting layer, can drain coaxial line surface static, prevent that the electric charge from piling up and producing static, this coaxial line is compared in current structure, its whole tensile is strong, and the problem of transmission signal decay is difficult to appear to the conducting layer.
Drawings
Fig. 1 is a cross-sectional view of the coaxial line for anti-torsion anti-static medical equipment of the present invention.
Wherein: 1 is a tensile layer, 2 is an insulating layer, 3 is a first conductive layer, 4 is a second conductive layer, 5 is a semi-conductive layer, and 6 is a cotton paper tape.
Detailed Description
Referring to fig. 1, in order to solve the above technical problem, the utility model provides an anti-twisting antistatic coaxial line for medical equipment, including tensile layer 1, conducting layer and insulating layer 2, wherein the conducting layer divide into first conducting layer 3 and second conducting layer 4, this first conducting layer 3 twines outside tensile layer 1, insulating layer 2 extrudes the parcel outside first conducting layer 3, second conducting layer 4 is woven outside insulating layer 2, second conducting layer 4 still wraps up by semi-conducting layer 5 outward, this semi-conducting layer 5 is wear-resistant material, it is used for flowing away coaxial line surface static, prevent that the electric charge from piling up and producing static; specifically, the tensile layer 1 is formed by twisting nylon fibers, the twisting pitch of the nylon fibers is 6-8 times of the twisting outer diameter, the pitch range is set to ensure the compactness of the nylon fibers and prevent the first conductive layer 3 on the outer side of the nylon fibers from collapsing inwards, so that the roundness of the first conductive layer 3 is ensured, and the problem of signal attenuation during wire transmission is avoided; in this embodiment, the first conductive layer 3 and the second conductive layer 4 are both copper wires, wherein the first conductive layer 3 is uniformly wound around the tensile layer 1, and the winding manner has the advantages of smaller and tighter winding pitch, flat and smooth outer layer surface, and the winding direction of the first conductive layer 3 is opposite to the twisting direction of the tensile layer 1, so that the situation that the outer layer copper wires are sunk into the inside along the texture of nylon fiber twisting to affect the surface flatness and conductivity can be avoided; in this embodiment, the insulating layer 2 is tightly extruded outside the first conductive layer 3 by means of extrusion, the hardness of the insulating layer 2 is 53D, the insulating layer 2 is made of LDPE (high density polyethylene), and the hardness is set according to the following formula: when the material is too hard, the hand feeling of the wire is too hard, so that the optimal complete radius range of the wire is enlarged, the installation and application are not facilitated, when the material is too soft, the rigidity of the insulating layer 2 is poor, and when an external force acts on the wire, the insulating layer 2 can yield in a self-deformation mode, and finally, the inward release of stress cannot be prevented, so that the transmission of the wire is influenced; in this embodiment, a cotton paper tape 6 is further disposed between the second conductive layer 4 and the semiconductive layer 5, and the cotton paper tape 6 is used to isolate the second conductive layer 4 from the semiconductive layer 5 and prevent the two from being damaged by friction.
The utility model relates to an anti-torque antistatic coaxial line for medical equipment, the tensile layer at this coaxial line center adopts the nylon fiber transposition to constitute, its tensile is strong and the surface roundness is high, make outside winding first conductor surface level and smooth simultaneously, the insulator hardness of this coaxial line is moderate, can free bending in the in-service use process, and the coaxial line surface is the semi-conducting layer, can drain coaxial line surface static, prevent that the electric charge from piling up and producing static, this coaxial line is compared in current structure, its whole tensile is strong, and the problem of transmission signal decay is difficult to appear to the conducting layer.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. A coaxial line for anti-torsion anti-static medical equipment comprises a tensile layer (1), a conducting layer and an insulating layer (2), and is characterized in that the conducting layer is divided into a first conducting layer (3) and a second conducting layer (4), the first conducting layer (3) is wound outside the tensile layer (1), the insulating layer (2) is extruded and wrapped outside the first conducting layer (3), the second conducting layer (4) is woven outside the insulating layer (2), and a semi-conducting layer (5) is further wrapped outside the second conducting layer (4).
2. The coaxial wire for a torsion resistant antistatic medical device according to claim 1, wherein: the tensile layer (1) is formed by twisting nylon fibers, and the twisting pitch of the nylon fibers is 6-8 times of the twisting outer diameter.
3. The coaxial wire for a torsion resistant antistatic medical device according to claim 1, wherein: the first conducting layer (3) is a copper wire, and the winding direction of the first conducting layer (3) is opposite to the twisting direction of the tensile layer (1).
4. The coaxial wire for a torsion resistant antistatic medical device according to claim 1, wherein: the insulating layer (2) is tightly extruded outside the first conducting layer (3) in an extruding mode, and the hardness of the insulating layer (2) is 53D.
5. The coaxial wire for a torsion resistant antistatic medical device according to claim 1, wherein: the second conducting layer (4) is a copper wire.
6. The coaxial wire for a torsion resistant antistatic medical device according to claim 1, wherein: and a cotton paper tape (6) is arranged between the second conducting layer (4) and the semi-conducting layer (5).
CN202120642558.5U 2021-03-30 2021-03-30 Coaxial line for antitorque antistatic medical equipment Active CN214428362U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120642558.5U CN214428362U (en) 2021-03-30 2021-03-30 Coaxial line for antitorque antistatic medical equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120642558.5U CN214428362U (en) 2021-03-30 2021-03-30 Coaxial line for antitorque antistatic medical equipment

Publications (1)

Publication Number Publication Date
CN214428362U true CN214428362U (en) 2021-10-19

Family

ID=78075604

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120642558.5U Active CN214428362U (en) 2021-03-30 2021-03-30 Coaxial line for antitorque antistatic medical equipment

Country Status (1)

Country Link
CN (1) CN214428362U (en)

Similar Documents

Publication Publication Date Title
JP6641428B2 (en) HDMI optical / electrical composite cable and method of manufacturing the same
CN207966534U (en) An HDMI photoelectric composite cable
CN201527811U (en) Novel cable for coal winning machine
CN217113858U (en) Distortion-resistant flexible cable for high-voltage wind power generation
CN214428362U (en) Coaxial line for antitorque antistatic medical equipment
CN201904112U (en) Shore connection cable for ship
CN119181541A (en) Medium-voltage trailing cable and design method thereof
CN215770674U (en) Multi-core parallel low-noise wire
CN218525315U (en) Tensile, wear-resistant and torsion-resistant lightweight type shield machine cable
CN217444116U (en) Tensile wear-resistant dragging cable
CN111681810A (en) A kind of guide streamer and its manufacturing method
CN218497815U (en) Shielded control cable
CN215680195U (en) Signal transmission cable
CN211828208U (en) High-resistance mineral insulation power cable
CN218826304U (en) Temperature-resistant tensile waterproof wear-resistant silicone rubber sheathed cable
CN212010392U (en) Tensile-resistant elevator shielding flat cable
CN209912558U (en) PROFIBUS bus cable
CN110148485B (en) High-flexibility torsion-resistant robot cable
CN222394590U (en) Multifunctional spring wire for mobile central control display screen of automobile
CN221529512U (en) Tensile butterfly-shaped lead-in photoelectric hybrid flexible cable
CN112820447A (en) Tensile 4-core communication cable and preparation method thereof
CN222965850U (en) Composite wind energy cable
CN205984339U (en) Six types of network cable of elevator retinue
CN217086244U (en) Mobile communication network cable
CN219759236U (en) Durable intercom system combined cable

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant