CN219329128U

CN219329128U - Cable conductor

Info

Publication number: CN219329128U
Application number: CN202320237209.4U
Authority: CN
Inventors: 秦丰
Original assignee: Suzhou Yitewei Electronic Technology Co ltd
Current assignee: Suzhou Yitewei Electronic Technology Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-07-11
Anticipated expiration: 2033-02-16

Abstract

The utility model relates to a cable, which comprises a sheath, a first shielding woven mesh, non-woven fabrics, insulating paper, a core wire, a second shielding woven mesh and a joint; the outer skin, the first shielding woven mesh and the non-woven fabric are sequentially coated from outside to inside; the insulating paper is coated outside the second shielding woven mesh, the core wire is arranged inside the second shielding woven mesh, the insulating paper, the second shielding woven mesh and the core wire form a unit together, and the unit is positioned inside the non-woven fabric; the core wire is provided with a plurality of groups, and the units are provided with a plurality of groups; the connectors are arranged at two ends of the cable, and are provided with plug connectors and dust covers; the dust cover joint sets up in the outside of bayonet joint. The utility model can reduce the influence of external factors on the cable and improve the anti-interference capability of the cable; meanwhile, the influence of dust on the inside of the plug connector can be avoided, and the subsequent normal connection is ensured.

Description

Cable conductor

Technical Field

The utility model relates to the technical field of cables, in particular to a cable.

Background

The cable is a transmission device for transmitting electric energy or electric signals, and is usually composed of several wires or groups of wires, and has a certain length, and connectors which are easy to dock are often arranged at two ends of the cable according to the type and application field of the docking device.

In many fields of cable application, the characteristic requirement on the cable in the medical field is extremely high, the anti-interference capability and the cleaning capability of the cable are very important because of the need of butt joint of medical equipment directly acting on a patient, the structure of the cable joint at the present stage is various, a plurality of grooves or protruding structures are often arranged due to plugging and unplugging, dust is easy to store, cleaning is difficult, in addition, a metal joint is adopted at the cable joint, static electricity is easy to generate, and a certain potential safety hazard exists.

In addition, the cable wire can peg graft when docking equipment, but when dismantling, just need pull outwards under the effect of external force, compare inwards peg graft, pull the influence that the process was connected to the cable wire very big, to the tight cable wire of grafting connect moreover, often need control slight rocking and just can extract smoothly in pulling the in-process, this damage to the cable wire is bigger, if frequent operation very probably can lead to the cable wire to take place the fracture damage with the junction of connecting, causes irreversible damage.

Disclosure of Invention

The utility model aims to provide a cable to solve the problems that the traditional cable is poor in anti-interference capability and easy to store ash at a joint.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cable comprises a sheath, a first shielding woven net, non-woven fabrics, insulating paper, a core wire, a second shielding woven net and a joint;

the outer skin, the first shielding woven mesh and the non-woven fabric are sequentially coated from outside to inside;

the insulation paper is coated on the outer part of the second shielding woven mesh, the core wire is arranged in the second shielding woven mesh, the insulation paper, the second shielding woven mesh and the core wire form a unit together, and the unit is positioned in the non-woven fabric; the core wire is provided with a plurality of groups, and the units are provided with a plurality of groups; the connectors are arranged at two ends of the cable, and the connectors are provided with plug connectors and dust covers; the dust cover is clamped and arranged outside the plug connector.

Further, four groups of core wires are arranged in each unit, and seven units are arranged inside the non-woven fabric.

Further, the cable further comprises a filler, and the filler is positioned between the non-woven fabric and the insulating paper.

Further, the first shielding woven mesh is provided with two layers.

Further, the plug comprises a plug cavity, the plug is positioned in the plug cavity, and an annular gap is arranged between the outer circle of the plug and the inner circle of the plug cavity.

Further, a clamping ring is arranged outside the outer circle of the plug-in cavity; the dust cover joint is in the excircle of joint ring.

Further, an annular clamping strip for preventing the dust cover from slipping is arranged on the outer circle of the clamping ring.

Further, a limiting step is arranged outside the clamping ring, and an annular clamping groove for clamping the dust cover is formed in the limiting step; an annular clamping plate is arranged on the dust cover corresponding to the annular clamping groove; the annular clamping plate is in plug-in fit with the annular clamping groove;

the limiting step is far away from the end face of the plug connector relative to the clamping ring.

Further, a fixed disc is arranged outside the limiting step, the fixed disc is fixedly arranged at the outer circle part of the plug connector, and the fixed disc is far away from the end face of the plug connector relative to the limiting step; the fixed disc is provided with an abutting frame in a sliding manner along the length direction of the cable, the abutting frame comprises a pushing ring, an abutting ring and a plurality of sliding columns, and the sliding columns penetrate through the fixed disc; the pushing rings are fixedly arranged at one ends of the sliding columns, and the abutting rings are fixedly arranged at the other ends of the sliding columns; the pushing ring is positioned on one side of the fixed disc, which is far away from the plug-in connector.

Further, a spring is arranged between the fixed disc and the pushing ring, and the spring is sleeved on the sliding column.

The utility model has the beneficial effects that:

according to the utility model, the first shielding woven mesh and the second shielding woven mesh are arranged, so that the influence of external factors on the cable can be effectively reduced, and the anti-interference capability of the cable is improved; the dustproof cover is arranged on the connector of the cable, and when the connector is in a use state, the dustproof cover can be directly covered on the connector, so that the influence of dust on the inside of the connector is avoided, and the subsequent normal connection is ensured.

In addition, set up the fixed disk on the bayonet joint, the slip has set up the butt frame on the fixed disk, under the tighter circumstances of grafting, can be when pulling the fixed disk to the direction of keeping away from equipment, press to the direction of being close to equipment again and establish the butt frame to easily extract the bayonet joint from equipment, need not to rock the bayonet joint and can extract the bayonet joint, avoid the damage to the cable conductor.

Drawings

FIG. 1 is a schematic cross-sectional view of a cable in the present utility model;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the structure of a joint part in the present utility model.

Name corresponding to each label in the figure:

1. sheath, 2, first shielding mesh grid, 3, non-woven fabrics, 4, second shielding mesh grid, 5, heart yearn, 6, filler, 7, insulating paper, 8, plug, 9, joint ring, 90, annular clamping strip, 10, spacing step, 100, annular clamping groove, 11, fixed disk, 12, push ring, 13, butt ring, 14, sliding column, 15, spring, 16, shield.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

Embodiments of the utility model:

as shown in fig. 1 to 3, a cable comprises a sheath 1, a first shielding braid 2, a non-woven fabric 3, an insulating paper 7, a core wire 5, a second shielding braid 4 and a joint.

The outer skin 1, the first shielding woven mesh 2 and the non-woven fabric 3 are sequentially coated from outside to inside; the sheath 1 is positioned outside the whole cable, is insulated and wear-resistant, and has a very good protection effect; the first shielding woven mesh 2 is coated in the outer skin 1 and is used for shielding external signal interference and ensuring normal transmission of signals in the cable; the non-woven fabrics 3 are coated in the first shielding woven mesh 2, the flexibility of the non-woven fabrics can properly reduce the influence of the first shielding woven mesh 2 on an internal wiring harness, and meanwhile, the non-woven fabrics have the characteristics of flame retardance and moisture resistance, so that the safety performance of the whole cable is further improved.

The insulating paper 7 is coated on the outer part of the second shielding woven mesh 4, the core wire 5 is arranged inside the second shielding woven mesh 4, the insulating paper 7, the second shielding woven mesh 4 and the core wire 5 form a unit together, and the unit is positioned inside the non-woven fabric 3.

The core wire 5 is provided with a plurality of groups, and the units are provided with a plurality of groups; the interior of the non-woven fabric 3 forms a columnar cavity, the core wires 5 covered by the insulating paper 7 and the second shielding net are arranged in the columnar cavity, in this embodiment, four groups of core wires 5 are arranged in each unit, and seven units are arranged in total. In addition, a filler 6 is further arranged in the space between the non-woven fabric 3 and the insulating paper 7 in the columnar cavity, the filler 6 is used for slowing down interaction among all units, and damage to cables caused by frequent bending is reduced to the greatest extent.

The connectors are arranged at two ends of the cable, and are provided with a plug connector 8 and a dust cover 16; the dust cover 16 is clamped outside the plug connector 8, and the dust cover 16 is connected to the plug connector 8 through a sheet plastic belt, so that the loss of the dust cover 16 in a non-cover state is avoided. The connection between the connector and the cable is relatively common, which is the prior art, and is not described in this embodiment, and in addition, in order to reduce the potential safety hazard caused by static electricity, the connector in this embodiment is made of plastic.

The first shielding mesh 2 is provided with two layers in total, and in order to better increase the anti-interference capability of the cable, in this embodiment, the first shielding mesh 2 is provided with two layers in total.

The plug 8 comprises a plug cavity, the plug 8 is positioned in the plug cavity, and an annular gap is arranged between the outer circle of the plug 8 and the inner circle of the plug cavity.

The outside of the excircle of the plug-in cavity is provided with a clamping ring 9; the dust cover 16 is clamped and arranged on the outer circle of the clamping ring 9; the annular clamping strips 90 for preventing the dust cover 16 from slipping are arranged on the outer circle of the clamping ring 9, the annular clamping strips 90 are of a flat structure, when the dust cover 16 is clamped, the dust cover 16 is blocked by the annular clamping strips 90, and after slight force is applied, the dust cover 16 can be sleeved on the outer circle of the clamping ring 9, and meanwhile falling of the dust cover 16 can be effectively avoided.

The outside of the clamping ring 9 is provided with a limiting step 10, and the limiting step 10 is provided with an annular clamping groove 100 for clamping the dust cover 16; the dust cover 16 is provided with an annular clamping plate corresponding to the annular clamping groove 100; the annular clamping plate is in plug-in fit with the annular clamping groove 100; the spacing step 10 is kept away from the terminal surface of bayonet joint 8 relatively joint ring 9 more, and shield 16 is carrying out the in-process of joint, and when the foundry goods joint was accomplished, the annular joint board that the one end terminal surface of shield 16 joint set up will correspond to peg graft in the annular joint groove 100 on spacing step 10, further guarantees the fastness of shield 16.

The outer part of the limiting step 10 is provided with a fixed disc 11, the fixed disc 11 is fixedly arranged at the outer circle part of the plug 8, and the fixed disc 11 is far away from the end face of the plug 8 relative to the limiting step 10; the fixed disk 11 is provided with an abutting frame in a sliding manner along the length direction of the cable, the abutting frame comprises a push ring 12, an abutting ring 13 and a plurality of sliding columns 14, and the sliding columns 14 penetrate through the fixed disk 11; the pushing ring 12 is fixedly arranged at one end of a plurality of sliding columns 14, and the abutting ring 13 is fixedly arranged at the other end of the sliding columns 14; the push ring 12 is positioned on one side of the fixed disk 11 away from the plug-in connector 8; if the plug-in connector 8 is relatively tight with the equipment butt joint, can stir the fixed disk 11 to the direction of keeping away from the equipment and press the push ring 12 to the direction of being close to the equipment simultaneously, the butt joint frame will slide towards the direction of equipment this moment for the butt joint ring 13 in the butt joint frame contacts with the equipment, thereby pulls out plug-in connector 8, reduces and rocks and pulls out the damage that plug-in connector 8 brought the cable conductor.

In order to avoid the abutting ring 13 interfering with the plugging of the plug-in connector 8, a spring 15 is arranged between the fixed disc 11 and the pushing ring 12, the spring 15 is sleeved on the sliding column 14, and the abutting ring 13 can be in a state of a principle equipment interface by the arrangement of the spring 15, so that the interference with the plugging is avoided.

Claims

1. A cable conductor, characterized in that: comprises a sheath, a first shielding woven mesh, non-woven fabrics, insulating paper, a core wire, a second shielding woven mesh and a joint;

the insulation paper is coated on the outer part of the second shielding woven mesh, the core wire is arranged in the second shielding woven mesh, the insulation paper, the second shielding woven mesh and the core wire form a unit together, and the unit is positioned in the non-woven fabric;

the core wire is provided with a plurality of groups, and the units are provided with a plurality of groups;

the connectors are arranged at two ends of the cable, and the connectors are provided with plug connectors and dust covers; the dust cover is clamped and arranged outside the plug connector.

2. A cable according to claim 1, wherein: four groups of core wires are arranged in each unit, and seven units are arranged inside the non-woven fabric.

3. A cable according to claim 1, wherein: the cable further comprises a filler, and the filler is positioned between the non-woven fabric and the insulating paper.

4. A cable according to claim 1, wherein: the first shielding woven mesh is provided with two layers.

5. A cable according to claim 1, wherein: the plug comprises a plug cavity, the plug is positioned in the plug cavity, and an annular gap is arranged between the outer circle of the plug and the inner circle of the plug cavity.

6. A cable according to claim 5, wherein: a clamping ring is arranged outside the outer circle of the plug-in cavity; the dust cover joint is in the excircle of joint ring.

7. A cable according to claim 6, wherein: the outer circle of the clamping ring is provided with an annular clamping strip for preventing the dust cover from slipping.

8. A cable according to claim 6, wherein: a limiting step is arranged outside the clamping ring, and an annular clamping groove for clamping the dust cover is formed in the limiting step;

an annular clamping plate is arranged on the dust cover corresponding to the annular clamping groove; the annular clamping plate is in plug-in fit with the annular clamping groove;

9. A cable according to claim 8, wherein: the outer part of the limiting step is provided with a fixed disc, the fixed disc is fixedly arranged at the outer circle part of the plug connector, and the fixed disc is far away from the end surface of the plug connector relative to the limiting step;

the fixed disc is provided with an abutting frame in a sliding manner along the length direction of the cable, the abutting frame comprises a pushing ring, an abutting ring and a plurality of sliding columns, and the sliding columns penetrate through the fixed disc; the pushing rings are fixedly arranged at one ends of the sliding columns, and the abutting rings are fixedly arranged at the other ends of the sliding columns; the pushing ring is positioned on one side of the fixed disc, which is far away from the plug-in connector.

10. A cable according to claim 9, wherein: a spring is arranged between the fixed disc and the pushing ring, and the spring is sleeved on the sliding column.