CN214632168U

CN214632168U - Special lead assembly of wireless wearable electrocardiogram monitoring system

Info

Publication number: CN214632168U
Application number: CN202022923994.8U
Authority: CN
Inventors: 王军; 罗来龙; 王世鑫; 刘小兵; 高宏伟
Original assignee: Tianjin Kanghui Medical Technology Co ltd; Tianjin Kangting Biological Engineering Group Co Ltd
Current assignee: Tianjin Kanghui Medical Technology Co ltd; Tianjin Kangting Biological Engineering Group Co Ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-11-09
Anticipated expiration: 2030-12-09

Abstract

The utility model relates to a special lead subassembly of wireless wearable ECG monitoring system, including keysets and electrode connecting terminal, keysets one side is provided with many lead the line, and the keysets opposite side is provided with many patch cords, every the patch cord other end all with cold pressing terminal pressfitting and peg graft the setting jointly on the plug terminal, every another tip homogeneous coaxial cladding of lead the line has the thermoplastic pipe, the signal line tip of lead the line stretches out the thermoplastic pipe, the shielding ground wire tip of lead the line is bent and is fixed between the oversheath and the thermoplastic pipe of lead the line, electrode connecting terminal's the welding on the surface has the terminal of colding pressing, should colding pressing the terminal and have the signal line of the lead line of thermoplastic pipe to cold press to be connected, and still coaxial hot melt has the thermoplastic pipe in this junction. The utility model discloses small, flexible good and equipment is firm, can set up in the intermediate layer of underwear.

Description

Special lead assembly of wireless wearable electrocardiogram monitoring system

Technical Field

The utility model belongs to the technical field of health care, a special subassembly that leads of electrocardio allies oneself with guide assembly, especially a wireless wearable electrocardio monitoring system is related to.

Background

The electrocardiogram tester is a device for monitoring human heart, and is mainly composed of an electrocardiogram test host and an electrocardiogram lead wire. The electrocardio test host is provided with an electrocardio lead wire interface and a controller connected with the electrocardio lead wire interface, and the electrocardio test host is connected with a plug on the electrocardio lead wire through the electrocardio lead wire interface.

The electrocardio lead wire is generally provided with 3, 5 or 12 electrodes to be connected with the upper limb, the lower limb or the chest of the human body according to different requirements, and then the electrocardio signal of the human body is collected by adopting a 3-lead, 5-lead or 12-lead collection mode;

a twelve-lead electrocardiogram is common. Because the electrocardio lead wire has many contacts and long bonding operation time with the body, the electrocardio lead wire needs a nursing staff with rich experience to operate, but the electrocardio lead wire is always accompanied by the following errors: the lead wire is connected wrongly, the lead wire falls off or breaks, and the patient is irritated and has poor coordination after long-time operation.

Moreover, the electrocardio lead wire used by the conventional electrocardio monitoring system is too large in size, is limited in wearability and cannot be adopted, and a connecting terminal adopted by the conventional lead wire cannot be combined with underwear and cannot be used in intelligent wearing design.

The following patent documents relevant to the present application are found by search, and specific disclosures are as follows:

1. an electrocardiogram lead wire for electrocardiogram equipment, electrocardiogram equipment (CN203408046U), a host connector and a branch box;

a main line connected to the main unit connector and the distribution box, and a plurality of individual wires branched at the distribution box; and a connection post at the other end of each individual wire and for connection with a corresponding electrode; wherein the plurality of individual wires are divided into a plurality of wire groups, and the individual wires in each wire group are bonded together over a portion of their length.

2. A multifunctional electrocardio lead special line and a manufacturing method (CN111933328A) thereof, the multifunctional electrocardio lead special line comprises a tin-copper foil wire conductor and a silver-plated copper foil wire conductor, and is characterized in that the tin-copper foil wire conductor and the silver-plated copper foil wire conductor are twisted in pairs to form an electrocardio conductor; the outer surface of the electrocardioconductor is provided with an FEP insulating layer so as to form an electrocardio inducer.

3. The simple multipurpose electrocardio-lead wire (CN211674224U) comprises a wrapping belt capable of wrapping the chest of a person, a conductive ball and a lead; one end of the lead is provided with a main plug, the other end of the lead is divided into a plurality of nodes, each node is connected with two conductive balls, and the two corresponding conductive balls are respectively fixed on the front surface and the back surface of the cladding belt; the conductive balls on one surface of the wrapping belt are distributed corresponding to the twelve-electrocardiogram chest lead positions.

Through the contrast of technical characteristics, above-mentioned patent literature of disclosing with the utility model discloses a technical structure is inequality, can not influence the creativity and the novelty of the utility model application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point, provide a small, flexible good and the firm special subassembly that leads of wireless wearable electrocardio monitoring system of equipment, this subassembly that leads can set up in the intermediate layer of underwear.

The utility model provides a its technical problem take following technical scheme to realize:

a special lead assembly of a wireless wearable electrocardiogram monitoring system comprises a plug terminal, an adapter plate, an adapter wire, a lead wire, an electrode connecting terminal, a cold pressing terminal and a thermoplastic pipe, wherein one side of the adapter plate is provided with a plurality of lead wires, the other side of the adapter plate is provided with a plurality of adapter wires, the other end of each adapter wire is pressed together with the cold pressing terminal and is plugged on the plug terminal together, the other end of each lead wire is coaxially wrapped with the thermoplastic pipe, each lead wire comprises a signal wire, a shielding ground wire and an outer sheath coaxially wrapped outside the signal wire and the shielding ground wire, the end of the signal wire of each lead wire extends out of the thermoplastic pipe, the end of the shielding ground wire of each lead wire is bent and fixed between the signal wire and the thermoplastic pipe of each lead wire, the cold pressing terminal is welded on the surface of the electrode connecting terminal, and the cold pressing terminal is cold pressed and connected with the signal wire of the lead wire wrapped with the thermoplastic pipe, and a thermoplastic tube is also coaxially heat fused at the junction.

And the joint of the adapter plate, the adapter wire and the lead wire is covered and cured with an adhesive layer.

Moreover, the lead wire is a single-core shielding electrocardio lead wire, and the outer diameter size range is less than 2 mm.

Moreover, the patch cord adopts a single-core wire, and the outer diameter size range of the wire is 0.55-0.80 mm.

And, the electrode connecting terminal selects a male buckle in the snap buckle.

Further, the diameter of the thermoplastic tube is 1.5 mm to 3 mm.

The utility model has the advantages that:

the utility model provides a special lead subassembly of wireless wearable electrocardio monitor system, small, the flexibility is good, and it is convenient for install in the underwear intermediate layer.

The utility model discloses earlier adopt earlier with cold pressing terminal welding on electrode connecting terminal, the line is led in the cold-pressing connection again, can effectively prevent among the welding process, because heat conduction characteristic makes the line and the joint portion thermal deformation of cold pressing terminal, the drawing force that causes reduces, and the line that leads drops.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the lead wire end of the present invention provided with a thermoplastic tube;

FIGS. 3- (a) -3- (d) are diagrams of the status of the components of the present invention during assembly;

fig. 4 is an assembly flow chart of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.

A special lead assembly of a wireless wearable electrocardiogram monitoring system comprises a plug terminal 1, a patch panel 3, a patch cord 2, a lead wire 4, an electrode connecting terminal 5, a cold pressing terminal 7, 2-1 and a thermoplastic pipe 6, wherein one side of the patch panel is provided with a plurality of lead wires, the other side of the patch panel is provided with a plurality of patch cords, the other end of each patch cord is pressed with the cold pressing terminal and is jointly plugged on the plug terminal, the other end of each lead wire is coaxially wrapped with the thermoplastic pipe, each lead wire comprises a signal wire 4-1, a shielding ground wire 4-2 and an outer sheath coaxially wrapped outside the signal wire and the shielding ground wire, the signal wire end of each lead wire extends out of the thermoplastic pipe, the shielding ground wire end of each lead wire is bent and fixed between the outer sheath of each lead wire and the thermoplastic pipe, and the cold pressing terminal is welded on the surface of the electrode connecting terminal, one end of the signal wire of the lead wire coated with the thermoplastic tube is connected with the cold pressing terminal on the electrode connecting terminal in a cold pressing way, and the thermoplastic tube is coaxially sheathed at the joint of the signal wire and the cold pressing terminal.

Further, in order to avoid quality problems such as wire looseness, pad falling and the like caused by vibration in the long-term moving working process, an adhesive layer is covered and cured at the connecting part of the adapter plate, the adapter wire and the lead wire, and is formed by coating a high-standard adhesive;

furthermore, the lead wire of the lead assembly adopts a standard single-core shielding electrocardio lead wire, and the outer diameter size range of the lead wire is less than 2 mm; the patch cord adopts a standard single-core wire, the outer diameter size range of the wire is 0.55-0.80 mm, and the size ranges of the two wires are set, so that the patch cord is conveniently arranged in an underwear interlayer, and people cannot feel uncomfortable;

further, the electrode connecting terminal adopts a male button of a snap button;

further, in order to ensure that one end of the lead wire is fixedly connected with the cold-pressed terminal on the electrode connecting terminal better, the diameter of the adopted thermoplastic tube is 1.5 mm-3 mm.

This subassembly can increase the quantity of corresponding line and patch cord of leading through the wiring of change keysets, can conveniently increase and gather signal input quantity, satisfies the upgrading demand of follow-up product.

The utility model discloses the equipment step is as follows:

1) cutting a cable: respectively cutting the lead wire and the patch cord into wire harnesses with different length sizes according to requirements

2) Preparing a wire harness assembly:

(1) pretreatment of the wire harness and the electrode terminal:

a) pretreatment of a lead wire: peeling off the outer sheath at one end of the cut lead wire, bending the exposed shielding ground wire backwards, sleeving a section of thermoplastic pipe (heat-shrinkable pipe I) on the exposed part of the stripped wire, and coating the thermoplastic pipe outside the stripped wire after hot melting (as shown in figure 3- (a));

b) preprocessing a patch cord: pressing one end of the cut patch cord with the cold-pressed terminal (as shown in fig. 3- (b));

c) pretreatment of an electrode connecting terminal: welding a cold-pressed terminal on the surface of an electrode connecting terminal (button convex part) to form a button terminal assembly (as shown in figure 3- (c)), wherein the welding joint part of the button terminal assembly has smooth surface, is free from burrs and bulges, and is used after being cooled;

(2) welding and assembling:

a) connecting the end part of the pretreated lead wire with the pretreated electrode connecting terminal (button terminal component) through cold pressing, and performing heat fixing treatment on the outermost layer of the connecting part by adopting a 1.5-3 mm round heat-shrinkable tube (heat-shrinkable tube II) to form a complete electrocardiosignal wire harness component, so that the phenomena that the lead wire falls off and is broken under the conditions of drawing force, bending, vibration and the like generated between the wires due to movement of a monitor in long-term work of the connecting part are prevented; the process adopts a process method of welding first and then cold pressing, so that the reduction of drawing force and the falling of an electrode wire caused by the fact that the joint part of the lead wire and the cold pressing terminal is deformed by heating due to the heat conduction characteristic in the welding process can be effectively prevented;

b) carrying out press-fit inspection on the end parts of the preprocessed patch cords, and then respectively inserting the end parts into the plug terminals to form patch cord assemblies; (see FIG. 3- (d));

3): lead assembly special for assembly

And respectively welding the signal wire and the shielding ground wire at the other end of each electrocardiosignal wire harness assembly to the output end and the grounding end of the adapter plate, welding the input end at the other side of the adapter plate to the other end of each adapter wire of the adapter wire harness assembly, inspecting the special lead assembly, and finally, carrying out covering, dispensing and curing treatment on the whole part of the adapter plate and the connecting wire by adopting a high-standard adhesive, thereby completing the whole special lead assembly.

The utility model also provides an assembly method of the special lead subassembly of wireless wearable electrocardio monitoring system, this method key process adopts welding earlier, and the reverse technological method of colding pressing again can effectively prevent among the welding process, because heat conduction characteristic makes the joint portion thermal deformation of lead wire and the terminal of colding pressing, the drawing force that causes reduces, and the lead wire drops.

Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.

Claims

1. The utility model provides a special subassembly that leads of wearable electrocardio monitor system of wireless which characterized in that: comprises a plug terminal, an adapter plate, an adapter wire, a lead wire, an electrode connecting terminal, a cold pressing terminal and a thermoplastic tube, a plurality of lead wires are arranged on one side of the adapter plate, a plurality of adapter wires are arranged on the other side of the adapter plate, the other end of each adapter wire is pressed with the cold pressing terminal and is jointly inserted and arranged on the inserting terminal, the other end of each lead wire is coaxially wrapped with a thermoplastic pipe, the lead wire comprises a signal wire, a shielding ground wire and an outer sheath coaxially wrapped on the outer sides of the signal wire and the shielding ground wire, the signal wire end of the lead wire extends out of the thermoplastic tube, the shielding ground wire end of the lead wire is bent and fixed between the outer sheath of the lead wire and the thermoplastic tube, the cold pressing terminal is welded on the surface of the electrode connecting terminal, the cold pressing terminal is connected with the signal wire of the lead wire coated with the thermoplastic tube in a cold pressing mode, and the thermoplastic tube is coaxially hot-melted at the connection position.

2. The specialized lead assembly of the wireless wearable electrocardiographic monitoring system according to claim 1, wherein: and the joint of the adapter plate, the adapter wire and the lead wire is covered and cured with an adhesive layer.

3. The specialized lead assembly of the wireless wearable electrocardiographic monitoring system according to claim 1, wherein: the lead wire is a single-core shielding electrocardio lead wire, and the outer diameter size range is less than 2 mm.

4. The specialized lead assembly of the wireless wearable electrocardiographic monitoring system according to claim 1, wherein: the patch cord is made of single-core wires, and the outer diameter size range of the wires is 0.55-0.80 mm.

5. The specialized lead assembly of the wireless wearable electrocardiographic monitoring system according to claim 1, wherein: and the electrode connecting terminal adopts a male buckle in a male-female buckle.

6. The specialized lead assembly of the wireless wearable electrocardiographic monitoring system according to claim 1, wherein: the diameter of the thermoplastic tube is 1.5 mm-3 mm.