CN216121054U - Split type lead wire - Google Patents
Split type lead wire Download PDFInfo
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- CN216121054U CN216121054U CN202122704302.5U CN202122704302U CN216121054U CN 216121054 U CN216121054 U CN 216121054U CN 202122704302 U CN202122704302 U CN 202122704302U CN 216121054 U CN216121054 U CN 216121054U
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Abstract
The utility model provides a split type lead wire, which comprises a main cable, a branch cable, a main cable frame component and a DIN head shielding layer, wherein a DIN head of the branch cable is arranged at one end part of the branch cable, the DIN head shielding layer is sleeved on the periphery of the DIN head of the branch cable, an inserting port is arranged on one side of the main cable frame component, and the DIN head of the branch cable is inserted into the inserting port and is inserted into the main cable; wherein, divide the cable to insert main cable frame subassembly preset distance, preset distance is divide the tip of cable DIN head to the distance of the port department of grafting port. According to the utility model, the branch cable is inserted into the preset distance, so that enough space is reserved between the DIN head shielding layer and the port of the plug-in port to ensure enough creepage distance, the DIN head shielding layer is prevented from failing, and the problem that the DIN head shielding layer is too close to the port of the plug-in port to cause failure is solved.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a split type lead wire.
Background
The electrocardiogram of the human body is an important clinical index of vital signs, the electrocardiogram lead wire is attached to the human body through the electrode plates, the electrocardiogram signals are transmitted to the monitor formed by integrating an algorithm, hardware, software and a driver after being transmitted through the electrode plates and the electrocardiogram lead wire, and finally the electrocardiogram signals of the human body are obtained through the algorithm of the monitor so as to achieve the real-time monitoring of the electrocardiogram of the human body.
The related art DIN head shield may fail.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the embodiment of the utility model is as follows: DIN head shield failure may occur.
In order to solve the technical problem, the embodiment of the utility model adopts the following technical scheme:
the embodiment of the utility model provides a split type lead wire, which comprises a main cable, a branch cable, a main cable frame component and a DIN head shielding layer, wherein a DIN head of the branch cable is arranged at one end part of the branch cable, the DIN head shielding layer is sleeved on the periphery of the DIN head of the branch cable, an inserting port is arranged on one side of the main cable frame component, and the DIN head of the branch cable is inserted into the inserting port and is inserted into the main cable; wherein the content of the first and second substances,
the branch cable inserts main cable frame subassembly default distance, the default distance is the tip of branch cable DIN head arrives the distance of the port department of grafting port.
Further, the preset distance is greater than or equal to 8 mm.
Furthermore, the branch cable is close to the one end week of branch cable DIN head is provided with the bellying, the bellying can in branch cable DIN head peg graft in the grafting port when with the inner wall butt of grafting port.
Further, the protruding portion has two at least, the protruding portion along divide the length direction of cable equidistant interval setting.
Furthermore, the bulge part is made of soft elastic insulating materials.
Further, the main cable frame assembly comprises a main cable frame and a main cable support, the main cable frame comprises a main body portion and an inserting portion, the inserting port is formed in the main body portion, the inserting portion is arranged on one side of the main body portion, a connecting through hole is formed in the inserting portion and communicated with the inserting port, an inserting hole is formed in one end of the main cable support, the inserting portion is inserted in the inserting hole, the end portion of the inserting portion is abutted to the hole bottom wall of the inserting hole, the end portion of the inserting portion is connected with the hole bottom wall of the inserting hole in an ultrasonic welding mode, and the branch cables sequentially pass through the inserting port, the connecting through hole and the inserting hole and are inserted into the main cable.
Furthermore, the hole bottom wall of the plug hole is provided with an ultrasonic line integrally formed with the hole bottom wall of the plug hole at the position where the end part of the plug part is abutted against the hole bottom wall of the plug hole.
Further, still include main cable hat spring, it still includes branch cable main part and DIN head skeleton to divide the cable, DIN head skeleton one end with divide the cable main part to connect, divide cable DIN head set up in the other end of DIN head skeleton, DIN head shielding layer cover is located DIN head skeleton week side, main cable hat spring cover is located DIN head shielding layer week side, just main cable hat spring with DIN head shielding layer laminating, DIN head skeleton DIN head shielding layer and main cable hat spring set up in connect the through-hole.
Furthermore, the number of the branch cables is at least two, and the branch cables are inserted into the insertion ports at intervals.
Further, the cable connector further comprises a shell, and the shell is arranged on the outer sides of the main cable support and the inserting part.
The embodiment of the utility model has the beneficial effects that: the embodiment of the utility model provides a split type lead wire, which comprises a main cable, a branch cable, a main cable frame component and a DIN head shielding layer, wherein a DIN head of the branch cable is arranged at one end part of the branch cable, the DIN head shielding layer is sleeved on the periphery of the DIN head of the branch cable, an inserting port is arranged on one side of the main cable frame component, and the DIN head of the branch cable is inserted into the inserting port and is inserted into the main cable; wherein, divide the cable to insert main cable frame subassembly preset distance, preset distance is divide the tip of cable DIN head to the distance of the port department of grafting port. According to the utility model, the branch cable is inserted into the preset distance, so that enough space is reserved between the DIN head shielding layer and the port of the plug-in port to ensure enough creepage distance, the DIN head shielding layer is prevented from failing, and the problem that the DIN head shielding layer is too close to the port of the plug-in port to cause failure is solved.
Drawings
The detailed structure of the embodiment of the utility model is described in detail below with reference to the accompanying drawings
Fig. 1 is a schematic structural diagram of a split type lead wire according to an embodiment of the present invention;
fig. 2 is a partial schematic view of a split lead wire according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a partial explosion of a split type lead wire according to an embodiment of the present invention.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
Referring to fig. 1 to 4, an embodiment of the utility model provides a split type lead wire, including a main cable 1, a branch cable 2, a main cable frame assembly 3 and a DIN head shielding layer 4, wherein one end of the branch cable 2 is provided with a branch cable DIN head 21, the DIN head shielding layer 4 is sleeved on the periphery of the branch cable DIN head 21, one side of the main cable frame assembly 3 is provided with an insertion port 31, and the branch cable DIN head 21 is inserted into the insertion port 31 and inserted into the main cable 1; wherein the content of the first and second substances,
the branch cable 2 is inserted into the main cable 1 assembly for a preset distance, and the preset distance is the distance from the end part of the branch cable DIN head 21 to the port of the plug port 31.
According to the utility model, the cable 2 is inserted into the preset distance, so that the DIN head shielding layer 4 has enough space to the port of the plug-in port 31 to ensure enough creepage distance, the DIN head shielding layer 4 is prevented from failing, and the failure condition caused by the DIN head shielding layer 4 being too close to the port of the plug-in port 31 is solved.
Further, the preset distance is greater than or equal to 8 mm.
In this embodiment, the branch cable 2 is inserted by 8mm, so that the DIN head shielding layer 4 has enough space to the port of the plug port 31 to ensure a sufficient creepage distance, and the DIN head shielding layer 4 is prevented from failing, thereby solving the problem that the port of the plug port 31 is too close to the DIN head shielding layer 4 and the failure occurs, and certainly being larger than 8mm according to the requirement.
Further, a projection 22 is arranged on the peripheral side of one end of the branch cable 2 close to the branch cable DIN head 21, and the projection 22 can abut against the inner wall of the insertion port 31 when the branch cable DIN head 21 is inserted into the insertion port 31.
In the embodiment, the bulge part 22 is arranged on the periphery of one end of the branch cable 2 close to the DIN head 21 of the branch cable, and the bulge part 22 is abutted against the inner wall of the insertion port 31 during insertion, so that the branch cable 2 is inserted more tightly and prevented from loosening; simultaneously, can prevent the creepage, reduce the influence that the creepage caused to the use, avoid simultaneously leading to performance reduction or safe problem to appear because the creepage.
Further, there are at least two protrusions 22, and the protrusions 22 are disposed at equal intervals along the length direction of the cable 2.
In this embodiment, there are at least two protrusions 22, and the protrusions are arranged at equal intervals along the length direction of the branch cable 2, so that the insertion of the branch cable 2 can be ensured to be more compact and prevented from loosening under the condition of different insertion distances by the arrangement of the plurality of protrusions 22; meanwhile, creepage can be prevented, the influence of creepage on use is reduced, and the problem of performance reduction or safety caused by creepage is avoided; the boss portion 22 in this embodiment is an annular boss, i.e., an annular boss formed around the circumferential side of the branch cable 2; of course, the protrusions may be a circle of protrusions formed by each spherical protrusion around the circumference of the branch cable 2; in other embodiments, the protrusions 22 may be distributed on the circumferential side of the partial cable 2, and the arrangement position is not limited, that is, the protrusions are not required to be equidistant and a circle of protrusions formed around the circumferential side of the partial cable 2 is not required.
Further, the convex portion 22 is made of a soft elastic insulating material.
In the present embodiment, on the one hand, in order to avoid creepage, the convex portion 22 is made of an insulating material; on the other hand, for convenient insertion, soft elastic material is used, when the cable is inserted, the protrusion 22 is deformed due to the soft characteristic, so that the insertion is convenient, and meanwhile, the elastic deformation is generated, the shape is restored to be abutted against the inner wall of the insertion port 31, so that the cable 2 is inserted more tightly, and the cable is prevented from loosening. Preferably, the boss 22 in the present embodiment is made of TPU (Thermoplastic polyurethanes) material; of course, in other embodiments, a soft, resilient insulating material such as PEBAX (polyether block polyamide) may be used.
Further, the main cable frame assembly 3 includes a main cable frame 32 and a main cable support 33, the main cable frame 32 includes a main body portion 321 and a plugging portion 322, the plugging port 31 is provided on the main body portion 321, the plugging portion 322 is provided on one side of the main body portion 321, the plugging portion 322 is provided with a connection through hole, the connection through hole is communicated with the plugging port 31, the plugging hole 331 is provided at one end of the main cable support 33, the plugging portion 322 is inserted in the plugging hole 331, and the end portion of the plugging portion 322 abuts against the hole bottom wall of the plugging hole 331, the end portion of the plugging portion 322 is connected with the hole bottom wall of the plugging hole 331 by ultrasonic welding, and the branch cable 2 sequentially passes through the plugging port 31, the connection through hole and the plugging hole 331 to be plugged with the main cable 1.
In this embodiment, the main body 321 of the main cable framework 32 plays a bearing role, and the plugging port 31 is provided in the main body 321 for plugging the branch cable 2; the splicing part 322 is provided with a connecting through hole for communicating the branch cable 2 with the main cable 1; the main cable support 33 is provided with a plugging hole 331 for plugging the plugging portion 322, and meanwhile, the end portion of the plugging portion 322 is abutted to the bottom wall of the plugging hole 331, so that the main cable framework 32 can be attached to the main cable support 33 by ultrasonic welding and the connection is tight. The condition that the DIN head shielding layer 4 is too close to the port of the plug-in port 31 to cause failure due to loose connection between the main cable framework 32 and the main cable bracket 33 is avoided.
Furthermore, an ultrasonic line integrally formed with the bottom wall of the insertion hole 331 is disposed at a position where the bottom wall of the insertion hole 331 abuts against the end portion of the insertion portion 322.
In this embodiment, an ultrasonic line integrally formed with the bottom wall of the insertion hole 331 is disposed at the abutting position of the bottom wall of the insertion hole 331 and the end of the insertion part 322; in the ultrasonic welding, an ultrasonic wire (also called an ultrasonic welding wire) vibrating at an ultrasonic ultrahigh frequency generates frictional heat with the end of the insertion portion 322 under a moderate pressure to be instantaneously melt-bonded, so that the main cable frame 32 is attached to and tightly connected to the main cable bracket 33. The condition that the DIN head shielding layer 4 is too close to the port of the plug-in port 31 to cause failure due to loose connection between the main cable framework 32 and the main cable bracket 33 is avoided.
Further, still include main cable hat spring 5, divide cable 2 still including dividing cable main part 23 and DIN head skeleton 24, DIN head skeleton 24 one end with divide cable main part 23 to be connected, divide cable DIN head 21 to set up in DIN head skeleton 24's the other end, DIN head skeleton 24 week side is located to DIN head shield layer 4 cover, DIN head shield layer 4 week side is located to main cable hat spring 5 cover, and main cable hat spring 5 and DIN head shield layer 4 laminating, DIN head skeleton 24, DIN head shield layer 4 and main cable hat spring 5 set up in connect the through hole.
In this embodiment, the main cable crown spring 5 is arranged on the periphery of the DIN head shielding layer 4, and the main cable crown spring 5 is attached to the DIN head shielding layer 4, so that interference of interference signals is avoided, and loss of transmission signals is reduced; and preferably, the DIN head skeleton 24 is made of PBT (polybutylene terephthalate) material, and has high heat resistance; the DIN head shielding layer 4 is made of stainless steel and plays a role in conduction; the main cable crown spring 5 is made of one or more of beryllium, copper, plating and nickel, has good ductility and certain elasticity, is convenient to mount on the periphery of the DIN head shielding layer 4 and is attached to the DIN head shielding layer 4.
Furthermore, there are at least two branch cables 2, and each branch cable 2 is inserted into the insertion port 31 at intervals.
In this embodiment, through the setting of a plurality of branch cables 2, conveniently carry out the signal acquisition in different places simultaneously.
Further, the cable fixing device further comprises a shell 6, and the shell is arranged on the outer sides of the main cable bracket 33 and the insertion part 322.
In this embodiment, the housing 6 is disposed outside the main cable bracket 33 and the insertion portion 322, and protects the main cable bracket 33 and the insertion portion 322.
In summary, the split type lead wire provided by the utility model solves the problem of failure caused by too close of the shielding layer to the mouth part through the arrangement that the cable is inserted into the cable with the preset distance of more than or equal to 8MM and the ultrasonic welding structure of the main cable framework and the main cable bracket. Meanwhile, the shielding layer is connected, so that the conducting wire is protected from being invaded by interference signals when the electric signals are transmitted, and the loss of the transmission signals is reduced; the accuracy of the monitor test data is ensured.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a split type lead wire which characterized in that: the cable separation device comprises a main cable, a cable separation, a main cable frame component and a DIN head shielding layer, wherein a cable separation DIN head is arranged at one end of the cable separation, the DIN head shielding layer is sleeved on the periphery of the DIN head of the cable separation, an inserting port is arranged on one side of the main cable frame component, and the DIN head of the cable separation is inserted into the inserting port and is inserted into the main cable; wherein the content of the first and second substances,
the branch cable inserts main cable frame subassembly default distance, the default distance is the tip of branch cable DIN head arrives the distance of the port department of grafting port.
2. The split lead wire of claim 1, wherein: the preset distance is more than or equal to 8 mm.
3. The split lead wire of claim 1, wherein: the side of one end of the branch cable close to the DIN head of the branch cable is provided with a protruding part, and the protruding part can be abutted against the inner wall of the inserting port when the DIN head of the branch cable is inserted into the inserting port.
4. The split lead wire of claim 3, wherein: the bulge has two at least, the bulge along divide the length direction equidistance interval of cable sets up.
5. The split lead wire of claim 4, wherein: the convex part is made of soft elastic insulating materials.
6. The split type lead wire according to any one of claims 1 to 5, wherein: the main cable frame assembly comprises a main cable frame and a main cable support, the main cable frame comprises a main body portion and an inserting portion, an inserting port is formed in the main body portion, the inserting portion is arranged on one side of the main body portion, a connecting through hole is formed in the inserting portion and communicated with the inserting port, an inserting hole is formed in one end of the main cable support, the inserting portion is inserted into the inserting hole, the end portion of the inserting portion is abutted to the bottom wall of the inserting hole, the end portion of the inserting portion is connected with the bottom wall of the inserting hole in an ultrasonic welding mode, and cable branches sequentially pass through the inserting port, the connecting through hole and the inserting hole and are inserted into the main cable.
7. The split lead wire of claim 6, wherein: and the hole bottom wall of the plug hole is abutted against the end part of the plug part and is provided with an ultrasonic line which is integrally formed with the hole bottom wall of the plug hole.
8. The split lead wire of claim 6, wherein: still include main cable hat spring, divide the cable still including dividing cable main part and DIN head skeleton, DIN head skeleton one end with divide the cable main part to connect, divide cable DIN head set up in the other end of DIN head skeleton, DIN head shielding layer cover is located DIN head skeleton week side, main cable hat spring cover is located DIN head shielding layer week side, just main cable hat spring with DIN head shielding layer laminating, DIN head skeleton DIN head shielding layer and main cable hat spring set up in connect the through hole.
9. The split lead wire of claim 1, wherein: the number of the branch cables is at least two, and the branch cables are inserted into the insertion ports at intervals.
10. The split lead wire of claim 6, wherein: the cable connector further comprises a shell, and the shell is arranged on the outer side of the main cable support and the outer side of the inserting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122704302.5U CN216121054U (en) | 2021-11-05 | 2021-11-05 | Split type lead wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122704302.5U CN216121054U (en) | 2021-11-05 | 2021-11-05 | Split type lead wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216121054U true CN216121054U (en) | 2022-03-22 |
Family
ID=80714230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122704302.5U Active CN216121054U (en) | 2021-11-05 | 2021-11-05 | Split type lead wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216121054U (en) |
-
2021
- 2021-11-05 CN CN202122704302.5U patent/CN216121054U/en active Active
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