CN222399986U - Electrode tip and handle detachable hand-held electrode - Google Patents

Abstract

The utility model discloses a handheld electrode with a detachable electrode head and a detachable handle. The electrode head comprises a first shell and a second shell which are detachably connected, the first shell and the second shell can be used for clamping and fixing a cable, annular protrusions are arranged on the outer wall of the cable, limiting structures used for limiting the annular protrusions axially are arranged on the first shell and the second shell, one end of the cable extends out of one end of the handle, two branch lines are arranged at the other end of the cable, metal elastic sheets are welded on the branch lines, the other end of the handle is exposed out of the metal elastic sheets locally, the electrode head comprises a plug and an end cover which are detachably connected, the two electrodes are clamped and fixed between the plug and the end cover, the end cover is exposed out of one end of the electrode, and one end of the electrode is connected with the metal elastic sheets. The utility model is convenient for the whole replacement of the electrode head by optimizing the structure, and can also be the partial replacement of the electrode in the electrode head.

Description

Electrode tip and handle detachable hand-held electrode

Technical Field

The utility model relates to the technical field of electric stimulation devices, in particular to a handheld electrode.

Background

Electrical stimulation is a common treatment technique in the field of modern physical treatment, and is widely applied to the fields of emergency treatment, common disease treatment and human body rehabilitation. In particular, the application in the field of rehabilitation therapy is the most widely used, and the current with specific parameters such as medium frequency, low frequency, high frequency and the like is adopted for the current to stimulate the tissues such as muscles of human bodies.

Currently, hand-held electrodes are mainly used for myoelectric measurement related projects. In the testing process, a tester fixes the electrode at the corresponding part of the tested person, the handheld electrode is connected with the host machine to output current stimulation, and muscle return signals are collected through other equipment. And (5) finishing the related myoelectricity detection.

The existing handheld electrode can not realize the relative replacement of the grip handle and the electrode. An adjustable hand-held electrode rod is disclosed in publication No. CN204951944U, although the patent discloses that the electrode rod branch is connected with the hand-held handle in a threaded connection or clamping combined installation mode. However, the device needs to be assembled by the electrode rod branches separately, and rapid butt joint of a plurality of electrodes and the handle cannot be realized. In addition, rapid assembly of the wires within the handle is not possible.

Disclosure of utility model

The utility model provides a handheld electrode with a detachable electrode head and a detachable handle, aiming at the problems and the defects existing in the prior art.

The utility model solves the technical problems by the following technical proposal:

The utility model provides a handheld electrode with a detachable electrode tip and a handle, which comprises the handle and the electrode tip which are detachably connected, and is characterized in that the handle comprises a first shell and a second shell which are detachably connected, wherein the first shell and the second shell can detachably clamp and fix a cable;

The first shell and the second shell are both provided with limiting structures for limiting the annular bulge axially;

One end of the cable extends out of one end of the handle, two branch lines are arranged at the other end of the cable, metal spring plates are welded on the branch lines and are fixed on the handle in a limiting mode, and the other end of the handle is exposed out of part of the metal spring plates;

The electrode tip comprises a plug and an end cover which are detachably connected, two electrodes are clamped and fixed between the plug and the end cover, one end of each electrode is exposed out of the end cover, and one end of each electrode is connected with the metal elastic sheet.

The utility model is convenient for the assembly among all parts by optimizing the structure, is convenient for the whole replacement of the electrode head, and can also be the local replacement of the electrode in the electrode head.

Further preferably, the first shell and the second shell are respectively provided with a plug post and a positioning sleeve, and the plug posts are inserted into the inner holes of the positioning sleeves;

The plug-in column is provided with a threaded hole for connecting a screw through threads;

The positioning sleeve is provided with a perforation penetrating through the screw;

the first shell and the second shell are connected through screws.

Further preferably, at least two positioning sleeves are arranged in the first shell, and the cable is arranged on one side of each positioning sleeve.

The arrangement of the cables is facilitated. When the cable length is too long, the wire can be wound on the positioning sleeve for winding.

Further preferably, the limiting structure comprises two semicircular baffles which are arranged side by side along the axial direction, and semicircular holes for clamping the cables are formed in the semicircular baffles;

the annular bulge is arranged between two semicircular baffles which are arranged side by side along the axial direction.

Further preferably, the metal elastic sheet is bent in a V shape;

the first shell and the second shell are respectively provided with a socket for inserting the end part of the metal elastic sheet.

Further preferably, when the first shell is connected with the second shell, the metal shrapnel welded on the two branch lines are arranged in a central symmetry manner.

Further preferably, the handle is provided with a clamping part for rotating the clamping electrode head, and cylindrical protrusions which are circumferentially distributed are arranged on the clamping part;

the inner wall of the plug is provided with a first groove for axially sliding and inserting the columnar bulge and a clamping groove for clamping the columnar bulge, and the first groove and the clamping groove are adjacently arranged in the circumferential direction;

Both ends in the axial direction of the clamping groove are closed.

The columnar bulge can be conveniently clamped into the clamping groove in a circumferential movement way and can not move axially. The columnar bulge is separated from the clamping groove through circumferential movement, and after the columnar bulge slides into the first groove, the plug and the handle can be separated through axial movement.

Further preferably, the end cover and the plug are clamped with the clamping groove through mutually matched clamping buckles.

Further preferably, the end cap is provided with perforations for the ends of the electrodes to extend through;

the inner walls of the end cover and the plug are respectively provided with clamping protrusions for clamping different sides of the electrode.

Further preferably, the plug is provided with two extensions extending oppositely and outwardly along a first straight line direction;

The two electrodes are arranged along a first linear direction.

Is convenient for hand-held grasping.

The fixing effect of the electrode is convenient to improve.

The utility model has the positive progress effects that:

The utility model has simple structure, safety, reliability and high appearance quality. After the assembly is completed, the electrode head is divided into a handle and an electrode head, wherein the electrode head can be detached and replaced, and the universality of the product is improved. The electrode tip has reliable replacement structure and simple operation. The handle is assembled by using screws, so that the maintenance is convenient.

Drawings

FIG. 1 is an exploded view of embodiment 1 of the present utility model;

FIG. 2 is a schematic structural view of embodiment 1 of the present utility model;

FIG. 3 is a schematic view of a connection portion of a plug post and a positioning sleeve according to embodiment 1 of the present utility model;

FIG. 4 is a schematic view showing a partial structure of embodiment 1 of the present utility model;

FIG. 5 is a schematic radial view of a connection between an electrode and a metal dome according to embodiment 1 of the present utility model;

Fig. 6 is an axial schematic diagram of a connection between an electrode and a metal spring according to embodiment 1 of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, in embodiment 1, a detachable handheld electrode 2 with an electrode tip and a handle comprises a detachable handle and an electrode tip, the handle comprises a first shell 7 and a second shell 5 which are detachably connected, the first shell 7 and the second shell 5 can clamp and fix a cable 6 in a detachable mode, annular protrusions are arranged on the outer walls of the cable 6, limiting structures for limiting the annular protrusions axially are arranged on the first shell 7 and the second shell 5, one end of the cable 6 extends out of one end of the handle, two branch wires are arranged at the other end of the cable 6, a metal spring 8 is welded on the branch wires, the metal spring 8 is limited and fixed on the handle, the other end of the handle is exposed out of part of the metal spring 8, the electrode tip comprises a plug 3 and an end cover 4 which are detachably connected, two electrodes 2 are clamped and fixed between the plug 3 and the end cover 4, one end of each electrode 2 is exposed out of the end cover 4, and one end of each electrode 2 is connected with the metal spring 8. The utility model is convenient for the assembly among all parts and the whole replacement of the electrode head by optimizing the structure, and can also be the partial replacement of the electrode 2 in the electrode head.

The first shell 7 and the second shell 5 are respectively provided with a plug post and a locating sleeve, the plug posts are inserted into inner holes of the locating sleeves, threaded holes for connecting screws 4 are formed in the plug posts, through holes penetrating through the screws 4 are formed in the plug posts, and the first shell 7 and the second shell 5 are connected through the screws 4.

At least two positioning sleeves are arranged in the first shell 7, and the cable 6 is arranged on one side of each positioning sleeve. Facilitating the sorting of the cables 6. When the cable 6 is too long, the wire can be wound around the positioning sleeve for winding.

The limiting structure comprises two semicircular baffles which are arranged side by side along the axial direction, semicircular holes for clamping the cable 6 are formed in the semicircular baffles, and annular protrusions are arranged between the two semicircular baffles which are arranged side by side along the axial direction.

The metal elastic sheet 8 is bent in a V shape, and sockets for inserting the end parts of the metal elastic sheet 8 are respectively arranged on the first shell 7 and the second shell 5. When the first shell 7 is connected with the second shell 5, the metal spring plates 8 welded on the two branch lines are arranged in a central symmetry mode. The metal elastic sheet comprises a first bending part and a second bending part which are arranged in a bending way. The first bending part is inserted into the socket. The second bending part is abutted against the electrode. The first shell and the second shell are provided with a socket and an avoidance port for locally avoiding the metal elastic sheet. The socket and the avoiding port are positioned at the joint of the first shell and the second shell.

The handle is provided with a clamping part for rotating the clamping electrode head, the clamping part is provided with cylindrical protrusions which are circumferentially distributed, the inner wall of the plug 3 is provided with a first groove for axially sliding and inserting the cylindrical protrusions and a clamping groove for clamping the cylindrical protrusions, the first groove is circumferentially adjacent to the clamping groove, and two ends of the clamping groove in the axial direction are closed. The columnar bulge can be conveniently clamped into the clamping groove in a circumferential movement way and can not move axially. The columnar bulge is separated from the clamping groove through circumferential movement, and after the columnar bulge slides into the first groove, the plug 3 can be separated from the handle through axial movement. The length direction of the columnar bulge is parallel to the axial direction of the clamping part. The first groove is connected with the clamping groove through an arc transition part. The first recess is adjacent the handle side opening. And for sliding axially into the stud bump.

The end cover 4 and the plug 3 are clamped with the clamping groove through mutually matched buckles.

The end cap 4 is provided with perforations for the ends of the electrodes 2 to extend through, and the inner walls of the end cap 4 and the plug 3 are provided with clamping protrusions for clamping different sides of the electrodes 2.

The plug is provided with two extending parts which extend outwards oppositely along a first straight line direction, and the two electrodes are arranged along the first straight line direction.

The assembly flow of this device:

In a first step, two electrodes 2 are inserted into the plug 3 and the end cap 1 is mounted to the plug 3.

And secondly, welding two metal spring plates 8 on the cable 6.

And a third step of installing the cable 6 into the second housing 5.

And fourthly, installing two metal spring plates 8 into the second shell 5 and the first shell 7 respectively. The metal spring plate 8 is arranged in an interference fit manner.

And fifthly, the first shell 7 is installed in the second shell 5 and connected by using two screws 4.

And sixthly, mounting the electrode head to the handle. The first groove of the plug is axially inserted into place corresponding to the columnar protrusion of the handle, and is rotated circumferentially until the buckling sound of the buckle is heard (the columnar protrusion is buckled into the clamping groove). And when the detachable device is detached, the detachable device rotates in the opposite direction.

The use process is that the cable is connected to the corresponding machine, the tester holds the handle by hand, the fingers are clamped on the plug, and after the handle is tightly held, the electrode is attached to the tested part of the tester.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.

Claims (10)

1. The handheld electrode with the detachable electrode tip and the detachable handle comprises the handle and the electrode tip which are detachably connected, and is characterized in that the handle comprises a first shell and a second shell which are detachably connected, and the first shell and the second shell can detachably clamp and fix a cable;

The first shell and the second shell are both provided with limiting structures for limiting the annular bulge axially;

One end of the cable extends out of one end of the handle, two branch lines are arranged at the other end of the cable, metal spring plates are welded on the branch lines and are fixed on the handle in a limiting mode, and the other end of the handle is exposed out of part of the metal spring plates;

The electrode tip comprises a plug and an end cover which are detachably connected, two electrodes are clamped and fixed between the plug and the end cover, one end of each electrode is exposed out of the end cover, and one end of each electrode is connected with the metal elastic sheet.

2. The hand-held electrode with detachable electrode head and handle as set forth in claim 1, wherein the first shell and the second shell are respectively provided with a plug post and a positioning sleeve, and the plug post is inserted into an inner hole of the positioning sleeve;

The plug-in column is provided with a threaded hole for connecting a screw through threads;

The positioning sleeve is provided with a perforation penetrating through the screw;

the first shell and the second shell are connected through screws.

3. A hand-held electrode with detachable electrode head and handle according to claim 2, wherein at least two positioning sleeves are arranged in the first shell, and the cable is arranged at one side of the positioning sleeve.

4. The hand-held electrode with detachable electrode head and handle as claimed in claim 1, wherein the limit structure comprises two semicircular baffles arranged side by side along the axial direction, and semicircular holes for clamping cables are formed in the semicircular baffles;

the annular bulge is arranged between two semicircular baffles which are arranged side by side along the axial direction.

5. The hand-held electrode with detachable electrode head and handle as claimed in claim 1, wherein the metal spring plate is bent in a V shape;

the first shell and the second shell are respectively provided with a socket for inserting the end part of the metal elastic sheet.

6. The electrode tip and handle detachable hand-held electrode according to claim 5, wherein when the first housing is connected to the second housing, the metal spring plates welded on the two branch lines are arranged in a central symmetry manner.

7. The hand-held electrode with detachable electrode tip and handle as claimed in claim 6, wherein the handle is provided with a clamping part for rotating the clamping electrode tip, and the clamping part is provided with cylindrical protrusions which are circumferentially arranged;

the inner wall of the plug is provided with a first groove for axially sliding and inserting the columnar bulge and a clamping groove for clamping the columnar bulge, and the first groove and the clamping groove are adjacently arranged in the circumferential direction;

Both ends in the axial direction of the clamping groove are closed.

8. The detachable electrode tip and handle hand-held electrode of claim 1 wherein said end cap and said plug are snap-fit into a snap-fit recess.

9. A hand-held electrode with detachable electrode head and handle according to claim 1, wherein the end cap is provided with perforations for the ends of the electrode to extend through;

the inner walls of the end cover and the plug are respectively provided with clamping protrusions for clamping different sides of the electrode.

10. A hand-held electrode with detachable electrode tip and handle according to claim 1, wherein the plug is provided with two extensions extending oppositely and outwardly along a first straight line;

The two electrodes are arranged along a first linear direction.