CN210040815U - Shielding lead wire structure - Google Patents
Shielding lead wire structure Download PDFInfo
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- CN210040815U CN210040815U CN201921189122.4U CN201921189122U CN210040815U CN 210040815 U CN210040815 U CN 210040815U CN 201921189122 U CN201921189122 U CN 201921189122U CN 210040815 U CN210040815 U CN 210040815U
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- lead wire
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- shielding layer
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Abstract
The utility model discloses a shielding lead wire structure, which comprises a lead wire and a shielding connecting piece, wherein the lead wire comprises a wire core, an insulating layer and a conductive shielding layer, the wire core is used for transmitting signals, the insulating layer is sleeved on the wire core, and the shielding layer is sleeved on the insulating layer; the shielding connecting piece is used for connecting an external power supply and is electrically connected to the shielding layer. This shielding lead wire, through be provided with the shielding layer that can electrically conduct and the shield connecting piece of being connected with the shielding layer electricity on the lead wire, the shielding layer passes through the insulating layer and keeps apart with the sinle silk, thereby avoid the shielding layer of circular telegram to influence sinle silk transmission data, can make the shielding layer circular telegram after shield connecting piece circular telegram, the shielding layer of circular telegram forms shielding electric wire netting, thereby can directly keep apart the interference signal that most prepared entering sinle silk, with the interference killing feature who improves lead wire, it is effectual to shield.
Description
Technical Field
The utility model relates to a lead the line field, especially relate to a shielding leads line structure.
Background
The dynamic electrocardiograph recorder comprises an electrocardiograph host and an electrocardiograph lead wire, the recorder can continuously monitor the electrocardiographic function of a monitored person, a patient can carry the recorder with him, electrocardiographic waveform signals can be connected with a server through the electrocardiograph, electrocardiographic data can be uploaded to a hospital monitoring center in real time, the recorder is mainly used for diagnosing and diagnosing early patients with heart diseases, or is used for monitoring patients who are prone to sudden heart diseases, the hospital monitoring center carries out GPS positioning on the patients to find the positions of the patients after monitoring abnormal waveforms or emergency signals, and timely rescue is carried out, so that the recorder plays a definite role in reducing death rate, reducing complications and improving medical care quality.
When monitoring signal transmission, for avoiding external signal to monitoring signal's interference, need use the line of leading that has shielding function to be connected with connector and electrode respectively, the realization of current line of leading shielding function generally adopts leading the inside shielding net that sets up of line, the shielding effect of shielding net is positive correlation with the thickness of shielding net, it is convenient for guaranteeing that the patient wears, the shielding net is generally thinner, but shielding effect is relatively poor, can only shield a small part of interfering signal, lead to the data transmission quality relatively poor.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a shielding lead wire structure for solve the current relatively poor problem of lead wire shielding effect.
In order to achieve one or a part or all of the above or other purposes, the present invention provides a shielding lead wire structure, including:
the lead wire comprises a wire core, an insulating layer and a conductive shielding layer, wherein the wire core is used for transmitting signals, the insulating layer is sleeved on the wire core, and the shielding layer is sleeved on the insulating layer; and
and the shielding connecting piece is used for connecting an external power supply and is electrically connected with the shielding layer.
Preferably, the cable further comprises a connector, the connector is used for connecting an external power supply, and the cable core and the shielding connecting piece are respectively electrically connected with the connector.
Preferably, the connector comprises a plug and a connecting wire, the plug is provided with a signal transmission end and a conductive end, the wire core is electrically connected with the signal transmission end, one end of the connecting wire is electrically connected with the conductive end, and the other end of the connecting wire is electrically connected with the shielding connecting piece.
Preferably, the shielding connecting piece is a conductive sheet, and the conductive sheet is electrically connected with the shielding layer and the connecting wire respectively.
Preferably, the conductive sheet is a beryllium copper sheet.
Preferably, the shielding connecting part is a shielding wire, and the shielding wire is electrically connected with the shielding layer and the connecting wire respectively.
Preferably, the cable connector further comprises a plurality of lead wires, the lead wires are arranged side by side to form a lead flat cable, and the cable connector is arranged on the lead flat cable and used for fixing the lead flat cable.
Preferably, the wire harness member includes a plurality of wire harness pipes, and the lead wires are provided in the wire harness pipes in one-to-one correspondence.
Preferably, the shielding layer is a flexible conductive plating layer.
Preferably, the outer diameter of the shielding layer is 0.05mm-0.20 mm.
Implement the embodiment of the utility model provides a, will have following beneficial effect:
through be provided with the shielding layer that can electrically conduct on the line of leading and the shield connection spare of being connected with the shielding layer electricity, the shielding layer passes through the insulating layer and keeps apart with the sinle silk, thereby avoid the shielding layer of circular telegram to influence sinle silk transmission data, can make the shielding layer circular telegram after shield connection spare circular telegram, the shielding layer of circular telegram forms shielding electric wire netting, thereby can directly keep apart most interference signal who prepares to get into the sinle silk, with the interference killing feature who improves the line of leading, it is effectual to shield.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Wherein:
fig. 1 is a schematic diagram of the overall structure of the shielding lead wire structure of the present invention;
fig. 2 is a schematic structural view of the wire harness member of the present invention;
fig. 3 is a partial structural diagram of the shielding lead wire structure of the present invention;
fig. 4 is a schematic structural view of the lead wire of the present invention;
fig. 5 is a partial structural diagram of a shielding lead line structure according to an embodiment of the present invention;
FIG. 6 is an enlarged view of detail A of FIG. 5;
fig. 7 is a cross-sectional view of a lead wire in an embodiment of the invention;
in the figure:
1. conducting wires; 101. a wire core; 102. an insulating layer; 103. a conductive layer; 104. a shielding layer; 105. a sheath layer;
2. a shield connection; 201. a conductive sheet; 202. a shielded wire;
3. a connector; 301. connecting the shell; 302. a plug; 3021. a signal transmission terminal; 3022. a conductive terminal; 303. connecting a lead; 304. a circuit board; 305. a clamping portion;
4. an electrode;
5. a wire harness member; 501. a wiring pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, fig. 3 and fig. 5, the utility model provides a shielding lead wire structure, including lead wire 1, shielding connecting piece 2, connector 3 and electrode 4, lead wire 1 and include sinle silk 101, insulating layer 102 and electrically conductive shielding layer 104, sinle silk 101 is used for transmitting signal, and insulating layer 102 cover is established in the outside of sinle silk 101, and shielding layer 104 cover is established in the outside of insulating layer 102, and the length of insulating layer 102 is the same with the length of shielding layer 104, and the both ends of sinle silk 101 respectively with connector 3 and electrode 4 signal connection;
the connector 3 is connected with external equipment, the shielding connecting piece 2 is electrically connected with the connector 3 and the shielding layer 104, the shielding connecting piece 2 is connected to one end, close to the connector 3, of the lead wire 1, the shielding layer 104 wraps the outer side of the wire core 101, and the length of the shielding layer 104 is the same as that of the wire core 101 between the electrode 4 and the connector 3.
It can be understood that, after connector 3 connects the external device, sinle silk 101 carries out data transmission through connector 3, meanwhile shielding connecting piece 2 passes through connector 3 and is connected with external power supply, thereby make shielding layer 104 circular telegram, shielding layer 104 passes through insulating layer 102 and core 101 keeps apart, thereby avoid circular telegram shielding layer 104 to influence sinle silk 101 transmission data, shielding layer 104 passes through shielding connecting piece 2 and connects after the external power supply, shielding layer 104 forms the shielding electric wire netting, shielding electric wire netting can directly keep apart most interference signal who prepares to get into sinle silk 101, the part that sinle silk 101 transmitted data is all in shielding protection range of shielding layer 104, shielding layer 104 can carry out shielding protection to sinle silk 101.
As shown in fig. 3 and 4, in the preferred embodiment, the shield connector 2 is a conductive sheet 201, and the conductive sheet 201 is electrically connected to the shield layer 104 and the connection wire 303, respectively.
It can be understood that, in the use process of the lead wire 1, a plurality of lead wires 1 are generally adopted to form a lead flat cable side by side, the shielding layers 104 of the plurality of lead wires 1 are all attached to the conductive sheets 201, after the connector 3 is connected to an external power supply, the conductive end 3022 transmits electric energy to the conductive sheets 201 through the connecting wire 303, and the conductive sheets 201 can enable the shielding layers 104 to be connected to a circuit. Specifically, the conductive sheet 201 is disposed at an end of the shield layer near the connector 3.
In this embodiment, the conductive sheet 201 is made of beryllium copper, which has better conductivity and bending performance, so that the use effect of the conductive sheet 201 can be further improved.
In an alternative embodiment, as shown in fig. 5-7, the shield connector 2 may also be a shield wire 202, and the shield wire 202 is electrically connected to the shield layer 104 and the connecting wire 303, respectively.
It can be understood that the shielding conducting wire 202 disposed on each conducting wire 1 in the lead flat cable is electrically connected to the connecting conducting wire 303, and the power is transmitted to each shielding layer 104 of each conducting wire 1 through the conducting end 3022, the connecting conducting wire 303 and the shielding conducting wire 202 in sequence, so that the shielding function of the lead flat cable can be achieved.
Further, as shown in fig. 4 and 7, the lead wire 1 further includes a conductive layer 103 and a sheath layer 105, the conductive layer 103 is disposed outside the insulating layer 102, the shielding layer 104 is disposed outside the conductive layer 103, and the sheath layer 105 is disposed outside the shielding layer 104.
specifically, the shielding layer 104 is a flexible conductive coating, which may be a carbon powder layer, a silver powder layer, or a flexible coating made of other conductive materials, and the outer diameter of the shielding layer 104 is 0.05mm to 0.20mm, in this embodiment, the outer diameter of the shielding layer 104 is 0.15mm, and the shielding layer 104 may prevent electrostatic interference, and has a relatively low thickness, and a relatively low hardness while ensuring a shielding effect; the sheath layer 105 is a thermoplastic polyurethane elastomer rubber layer, the sheath layer 105 made of thermoplastic polyurethane elastomer rubber has good wear resistance, anti-slip performance and elasticity, and in the use process of the lead wire 1, the sheath layer 105 can protect the wire core 101, the insulating layer 102, the conductive layer 103 and the shielding layer 104 which are positioned inside the sheath layer 105, so that the service life of the lead wire 1 is ensured.
It can be understood that the diameter of the lead wire 1 manufactured by adopting the scheme can be controlled to be 1.6-2.2 mm, and the lead wire has the advantages of good electrical property, higher softness, good durability, good shielding effect and the like.
As shown in fig. 3 and 5, the connector 3 includes a connecting housing 301, a plug 302, a connecting wire 303, a circuit board 304 and two clamping portions 305, the two clamping portions 305 are symmetrically and rotatably disposed on two opposite sides of the connecting housing 301, and one end of the clamping portion 305 away from the lead wire 1 is provided with a clamping portion, when the connector 3 is connected to an external device, the clamping portion 305 is clamped and matched with an external device through the clamping portion;
a circuit board 304 is disposed in the connection housing 301, a plug 302 is soldered on the circuit board 304, the plug 302 has a signal transmission terminal 3021 and a conductive terminal 3022, the wire core 101 is electrically connected to the signal transmission terminal 3021 through the circuit board 304, one end of the connection wire 303 is electrically connected to the conductive terminal 3022, and the other end of the connection wire 303 is electrically connected to the shield connector 2.
It can be understood that, when the connector 3 is connected to an external device, one end of the plug 302 away from the wire core 101 is inserted into the external device, the plug 302 is connected to the external device, and the shielding layer 104 is connected to the shielding circuit via the conductive terminal 3022 and the shielding connecting member 2 in sequence, so that the shielding layer 104 generates a shielding function, and meanwhile, the plug 302 is connected to a data transmission circuit of the external device and is connected to the wire core 101 via the signal transmission terminal 3021, so as to implement a data transmission function of the lead wire 1.
As shown in fig. 1 and fig. 2, the shielding lead wire structure further includes a wire harness member 5, the wire harness member 5 is disposed on the lead wires, the wire harness member 5 includes a plurality of wire harness pipes 501 disposed side by side, and the lead wires are divided into a plurality of single-stranded lead wires 1 after passing through the wire harness pipes 501 and are fixed in the wire harness pipes 501 in a one-to-one correspondence manner, so that mutual entanglement between the lead wires 1 can be avoided.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (10)
1. A shielded lead wire structure, comprising: the method comprises the following steps:
the lead wire comprises a wire core, an insulating layer and a conductive shielding layer, wherein the wire core is used for transmitting signals, the insulating layer is sleeved on the wire core, and the shielding layer is sleeved on the insulating layer; and
and the shielding connecting piece is used for connecting an external power supply and is electrically connected with the shielding layer.
2. The shielded lead wire structure of claim 1, wherein: still include the connector, the connector is used for connecting external power source, the sinle silk with shielded connection spare respectively with the connector electricity is connected.
3. A shielded lead wire structure according to claim 2, wherein: the connector comprises a plug and a connecting wire, the plug is provided with a signal transmission end and a conductive end, the wire core is electrically connected with the signal transmission end, one end of the connecting wire is electrically connected with the conductive end, and the other end of the connecting wire is electrically connected with the shielding connecting piece.
4. A shielded lead wire structure according to claim 3, wherein: the shielding connecting piece is a conducting strip which is respectively electrically connected with the shielding layer and the connecting wire.
5. The shielded lead wire structure of claim 4, wherein: the conducting strip is a beryllium copper sheet.
6. A shielded lead wire structure according to claim 3, wherein: the shielding connecting piece is a shielding wire, and the shielding wire is electrically connected with the shielding layer and the connecting wire respectively.
7. The shielded lead wire structure of claim 1, wherein: the wire harness is characterized by further comprising a plurality of wire harness pieces, wherein the wire harness pieces are arranged on the wire harness pieces and used for fixing the wire harness pieces, the number of the wire harness pieces is multiple, the wire harness pieces are arranged side by side to form a wire harness, and the wire harness pieces are arranged on the wire harness.
8. The shielded lead wire structure of claim 7, wherein: the wire harness part comprises a plurality of wire harness pipes, and the lead wires are arranged in the wire harness pipes in a one-to-one correspondence mode.
9. A shielded lead wire structure according to any one of claims 1 to 8, wherein: the shielding layer is a flexible conductive plating layer.
10. A shielded lead wire structure according to claim 9, wherein: the outer diameter of the shielding layer is 0.05mm-0.20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921189122.4U CN210040815U (en) | 2019-07-26 | 2019-07-26 | Shielding lead wire structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921189122.4U CN210040815U (en) | 2019-07-26 | 2019-07-26 | Shielding lead wire structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210040815U true CN210040815U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921189122.4U Active CN210040815U (en) | 2019-07-26 | 2019-07-26 | Shielding lead wire structure |
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| CN (1) | CN210040815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113036555A (en) * | 2021-03-12 | 2021-06-25 | 海盐利伦达电器有限公司 | Novel wiring terminal assembly |
-
2019
- 2019-07-26 CN CN201921189122.4U patent/CN210040815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113036555A (en) * | 2021-03-12 | 2021-06-25 | 海盐利伦达电器有限公司 | Novel wiring terminal assembly |
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