CN111569258A

CN111569258A - Neck massager

Info

Publication number: CN111569258A
Application number: CN201911171847.5A
Authority: CN
Inventors: 刘杰; 余先杰
Original assignee: Guangdong SKG Intelligent Technology Co Ltd
Current assignee: SKG Health Technologies Co Ltd.
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-25
Anticipated expiration: 2039-11-26
Also published as: CN111569258B

Abstract

The invention discloses a neck massager, comprising: the engine body comprises an inner engine body shell and an outer engine body shell which limit an engine body installation space; the electrode holder is constructed as an elastic piece, and one end of the electrode holder, which is far away from the electrode slice, extends into the machine body installation space to be fixed; two heating members respectively provided in at least two of the four electrode assemblies to heat while being stimulated by an electric pulse; two handles respectively connected with two sides of the machine body, wherein one handle is internally provided with a control panel used for controlling the electric pulse of the electrode plate, and the other handle is internally provided with a battery. According to the neck massager, the electrode plates are arranged on the electrode seat, the electrode seat extends into the machine body installation space through one end of the electrode seat to be fixed, the assembly is convenient, and in addition, the heating element is arranged in the electrode assembly, so that the massage experience of a user is improved.

Description

Neck massager

Technical Field

The invention relates to the field of massage instruments, in particular to a neck massage instrument.

Background

In the related art, the neck massager is generally constructed such that the outer shell is integrally formed, the inner shell is respectively fastened, and only two electrode assemblies are included. The invention provides another type of neck massage instrument which is simple in structure, convenient to install and good in massage effect.

Disclosure of Invention

The invention provides a neck massager.

According to an embodiment of the present invention, a neck massager includes: the engine body comprises an inner engine body shell and an outer engine body shell which limit an engine body installation space; the electrode holder is constructed as an elastic piece, and one end of the electrode holder, which is far away from the electrode slice, extends into the machine body installation space to be fixed; two heating members respectively provided in two of the four electrode assemblies to heat while being stimulated by an electric pulse; the two handles are respectively connected to two sides of the machine body, a control panel used for controlling electric pulse of the electrode plate is arranged in one handle, a battery is arranged in the other handle, each handle comprises a handle inner shell and a handle outer shell, and the two handle inner shells are respectively connected with the machine body inner shell through elastically deformable connecting sheets.

According to the neck massager, the electrode plates are arranged on the electrode seat, the electrode seat extends into the machine body installation space through one end of the electrode seat to be fixed, the assembly is convenient, and in addition, the heating element is arranged in the electrode assembly, so that the massage experience of a user is improved.

According to some embodiments of the invention, the housing inner shell has mounting holes corresponding to four of the electrode assemblies, and the electrode holder includes: a hollow body; a shoe connected to one end of the hollow body, wherein an electrode sheet is mounted on the shoe; the fixing part is annular and connected to the other end of the hollow body, the outer contour of the fixing part exceeds the periphery of the outer contour of the mounting hole, and when the electrode holder is mounted, the hollow body penetrates through the mounting hole and the fixing part is abutted to the inner surface of the inner shell of the machine body.

According to some embodiments of the present invention, the four electrode assemblies are arranged in a rectangular array, wherein the two heating members are provided on two electrode assemblies arranged side by side along a length of the body.

According to some embodiments of the invention, the heating member is a heating film provided in the shoe portion on a side of the electrode sheet adjacent to the body.

According to some embodiments of the invention, the neck massager further comprises a fixing frame, the fixing frame is substantially consistent with the fixing portion in shape, and the fixing frame, the fixing portion and the machine body inner shell are connected through screws.

According to some embodiments of the invention, the body and the two handles are symmetrical with respect to a central reference line X1, and the four electrode assemblies comprise two groups, which are located on either side of the central reference line X1 and are symmetrical with respect to the central reference line X1; in the two sets of electrode assemblies, the shoe portions are not collinear with the central axis X2 of the hollow body and intersect on the side of the shoe portions remote from the body.

According to some embodiments of the present invention, a distance between one end of the boot portion adjacent to the center reference line X1 between two sets of the electrode assemblies located at both sides of the center reference line X1 of the body is about 3-8 mm.

According to some embodiments of the present invention, the body has an arc shape, the shoes are formed in an arc shape, and each of the shoes has an arc surface parallel to a shape of a corresponding position of the inner shell of the body.

According to some embodiments of the invention, the shape of the shoe projection is formed as a rounded rectangle on a plane perpendicular to a normal to each of the shoes.

According to some embodiments of the invention, the surface of the electrode sheet exceeds the plane of the outermost end of the shoe.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a neck massager in accordance with one embodiment of the present invention, wherein a body shell is not shown;

FIG. 2 is an exploded view of the neck massager shown in FIG. 1;

FIG. 3 is an enlarged view of circled portion A of FIG. 2;

FIG. 4 is an exploded view of the neck massager shown in FIG. 1 at another angle;

FIG. 5 is an enlarged view of the circled portion B of FIG. 4;

FIG. 6 is another exploded view of the neck massager shown in FIG. 1;

FIG. 7 is a schematic view of an electrode assembly in the neck massager shown in FIG. 1;

FIG. 8 is an exploded view of the electrode assembly of FIG. 7 with the mounting bracket and heater chip;

fig. 9 is a front view of the neck massager shown in fig. 1 illustrating a center reference line X1.

Reference numerals:

a machine body 1; a body installation space 10; an inner shell 11 of the machine body; a second fixing column 1111; second reinforcing ribs 1112; a second wire hole 1113; a first flange 1121; mounting holes 113;

a body case 12; a second flange 1221; a first extension flap 1231; a gap 130;

a fixed frame 14; a fixing ear 141;

screw holes

1411, 1412;

a handle 2; a handle inner case 21; a first plate 2101; a curved plate body 2102; a first fixing post 2111; the first reinforcing ribs 2112; a first locator pin 2113; a first wire passing hole 2114; a third flange 2121; a second retaining protrusion 2141; positioning posts 2151; positioning hole 2152;

a handle housing 22; a fourth flange 2221; a second extension sheet 2231; a first retaining protrusion 2241; a first retaining groove 2242; positioning protrusions 2251;

an electrode assembly 3; an electrode sheet 31; an electrode holder 32; a hollow body 321;

an opening 3211 at one end and an opening 3212 at the other end of the hollow body 321; a boot portion 322; a fixed portion 323;

a silicone rubber lantern ring 4; a first annular groove 41; a second annular groove 42;

a control panel 5; a battery 6; a connecting sheet 7; a bent portion 71; heating element 8

Detailed Description

Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.

In the description of the present invention, it is to be understood that the terms "width", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more.

A neck massager according to an embodiment of the present invention will be described below with reference to fig. 1 to 9.

As shown in fig. 1 and 2, a neck massager according to an embodiment of the present invention includes a body 1 formed in an arc shape, two handles 2, four electrode assemblies 3, and two heating members 8.

The body 1 includes a body inner shell 11 and a body outer shell 12 defining a body installation space 10. The two handles 2 are respectively connected to both sides of the body 1 and are elastically deformable with respect to the body 1, and as shown in fig. 9, the body 1 and the two handles 2 are symmetrical with respect to a center reference line X1, and two of the four electrode assemblies 3 are symmetrical with respect to a center reference line X1.

Each handle 2 comprises a handle outer shell 22 and a handle inner shell 21 which are buckled with each other, as shown in fig. 1, two sides of the machine body inner shell 11 are respectively connected with the two handle inner shells 21 into a whole through connecting pieces 7, a control panel 5 is arranged in one handle 2, and a battery 6 is arranged in the other handle 2.

Each electrode assembly 3 includes an electrode holder 32 and an electrode tab 31 provided on the electrode holder, the electrode holder 32 is configured as an elastic member, and an end of the electrode holder 32 remote from the electrode tab 31 is fixed by being protruded into the body installation space 10. Two heating members 8 are provided in two of the four electrode assemblies 3, respectively, to heat at the same time as the electrical pulse stimulation.

According to the neck massage instrument, the electrode plates 31 are arranged on the electrode seat 32, one end of the electrode seat 32 extends into the machine body installation space 10 for fixing, the assembly is convenient, in addition, the electrode assembly 3 is also provided with two heating parts, the neck of a user is heated at a specific position, and the massage experience of the user is improved.

According to some embodiments of the present invention, as shown in fig. 7, the body inner case 11 has mounting holes 113 corresponding to the four electrode assemblies 3, and the electrode holder 32 includes a hollow body 321, a boot 322, and a fixing portion 323. The hollow body 321 has openings at both ends, and the area of the opening 3211 at one end is smaller than the area of the opening 3212 at the other end. The shoe 322 is connected at one end opening 3211 of the hollow body 321, wherein the electrode sheet 31 is installed at one side of the shoe 322 far from the hollow body 321. The fixing portion 323 has a ring shape and is connected to the other end opening of the hollow body 321. The outer contour of the fixing portion 323 exceeds the outer contour of the mounting hole 113, when the electrode holder 32 is mounted, the hollow body 321 extends into the machine body mounting space 10 through the mounting hole 113, and the fixing portion 323 stops against the inner surface of the machine body housing 11 (not shown).

According to some embodiments, as shown in fig. 8, the neck massager further includes a fixing frame 14, the shape of the fixing frame 14 is substantially identical to the shape of the fixing portion 323, fixing ear portions 141 extend out from two ends of the fixing frame 14 in the extending direction of the machine body 1, the fixing ear portions 141 are respectively provided with screw holes, the extension lines of the axes of the two screw holes intersect, and the fixing frame 14 and the fixing portion 323 are connected with the machine body inner shell 11 through screws. Alternatively, the mounting holes 113 are rectangular holes, and four mounting holes 113 are provided on the body case 11 and arranged in a rectangular array.

Alternatively, the two heating members 8 are provided in two electrode assemblies arranged side by side along the length of the body 1, so that the neck is uniformly heated when the user uses the heating member. In the example shown in fig. 8, the heating member 8 is a heating film provided in the shoe portion 322 on the side of the electrode sheet 31 adjacent to the machine body 1.

Alternatively, the axis of the first screw hole 1411 on the side adjacent to the center reference line X1 of each fixing bracket 14 is perpendicular to the machine body inner shell 11, and the axis of the second screw hole 1412 on the side away from the center reference line X1 is inclined with respect to the machine body inner shell 11.

According to some embodiments of the present invention, as shown in fig. 9, in two pairs of electrode assemblies 3 located on both sides of the center reference line X1 of the machine body 1, the normal direction X3 of the shoe 322 is different from the central axis X2 of the hollow body 321, and the shoe 322 is offset from the central axis X2 of the hollow body 321 by a predetermined distance in a direction away from the center reference line X1.

Further, in the two pairs of electrode assemblies 3 located at both sides of the center reference line X1 of the machine body 1, the distance between the ends of the shoes 322 adjacent to the center reference line X1 is about 3-8 mm.

In some alternative embodiments, as shown in figures 7-9, the boot 322 is formed in a curved surface shape. Each of the shoes 322 is formed in a curved surface parallel to the shape of the corresponding position of the body inner shell 11.

According to some embodiments of the present invention, the shape of the projection of the boots 322 on a plane perpendicular to the normal of each boot 322 is formed as a rounded rectangle. In addition, as shown in fig. 7, the surface of the electrode sheet 31 slightly exceeds the plane of the outermost end of the shoe portion 322, thereby facilitating contact with the neck of the human body and providing electrical pulse stimulation thereto.

According to a further embodiment of the present invention, a side surface of the hollow body 321 of each electrode holder 32 adjacent to the center reference line X1 is inclined at an angle with respect to X1 that is greater than an angle with respect to X1 of the other side surface of the hollow body 321 remote from the center reference line X1. That is, the general trend of each electrode holder 32 is inclined toward the center reference line X1. Optionally, the angle of inclination of the surface of the hollow body 321 with respect to X1 is in the range of 5-20 degrees.

The structure of the neck massager according to the embodiment of the present invention will be described with reference to fig. 1 to 6.

According to some embodiments of the invention, two sides of the machine body inner shell 11 are respectively connected with the two handle inner shells 21 into a whole through the connecting pieces 7 which can be elastically deformed, so that the position uniqueness of the handle relative to the machine body can be maintained only by the rigidity and the width of the connecting pieces without arranging other connections; in addition, the machine body inner shell and the handle inner shell are fixedly connected, so that the installation of each part such as a control panel, a battery, an electrode assembly and the like is more convenient and simpler, and the whole neck massager has a more compact structure and high connection strength.

According to some embodiments of the present invention, there is a gap 130 between the inner handle shell 21 and the inner machine body shell 11, and the connecting piece 7 is an arc-shaped and plate-shaped metal piece, one end of which is connected to the inner handle shell 21 and the other end of which is connected to the inner machine body shell 11, as shown in fig. 1 and 3. Thus, when the two handles are opened relative to the machine body, the gap 130 will be enlarged due to the connecting piece, providing a space for the inner shell 21 of the handle to move relative to the inner shell 11 of the machine body, so that the user will not feel strong clamping force when using the machine body, and the comfort level is improved.

In some embodiments, as shown in FIG. 2, each inner handle shell 21 includes a first plate 2101 and curved plates 2102 attached to either side of the first plate 2101, the first plate 2101 and the curved plates 2102 defining an open handle mounting cavity 20. Wherein the control panel 5 and the battery 6 are respectively installed in the handle installation cavity 20 of each handle. As shown in fig. 3, two first fixing posts 2111 are provided at one end of the first plate 2101 adjacent to the machine body 1, and one end of the connecting piece 7 is connected to the two first fixing posts 2111 by two screws, as shown in fig. 4.

As shown in fig. 3, in some alternative examples, the first fixing post 2111 is perpendicular to the first plate 2101, the first fixing post 2111 is formed in a cylindrical body and a plurality of first reinforcing ribs 2112 are uniformly provided on the outer circumference, and the first reinforcing ribs 2112 are perpendicularly attached to the first plate 2101. By providing the first reinforcing rib, the first fixing post 2111 can be reinforced, so that the connection between the connecting piece 7 and the handle inner shell 21 is more secure.

As in the embodiment of fig. 1 and 2, a portion of the first plate 2101 adjacent to the body 1 is gradually inclined to gradually reduce the height of the handle mounting cavity 20, and accordingly, a plurality of first reinforcing ribs 2112 of two first fixing posts 2111 are mounted on the inclined portion and configured to be flush with free ends as shown in fig. 3, so as to facilitate stable connection with the coupling piece. Optionally, the bottoms of the two first reinforcing ribs 2112 oppositely arranged between the two first fixing posts 2111 are connected into a whole, so as to form a first wire passing hole 2114 for passing a wire between the two first fixing posts 2111. Further alternatively, as shown in fig. 3 and 5, two first positioning pins 2113 are provided at the top of the two first reinforcing ribs 2112, which are oppositely arranged, so as to achieve pre-positioning with the connecting piece 7, and then the connecting piece 7 is connected with the first fixing column.

In other specific embodiments of the present invention, as shown in fig. 3, two second fixing posts 1111 are provided on the machine body inner shell 11, the second fixing posts 1111 extend obliquely in a direction away from the corresponding handle 2, and end portions of the two second fixing posts 1111 are located in the same oblique plane, the oblique plane is oblique with respect to the lower surface of the machine body inner shell 11, the other end of the connecting piece 7 has a bent portion 71, and the bent portion 71 is configured to be parallel to the oblique plane and connected to the second fixing posts 1111 by screws.

As shown in fig. 3, in some alternative examples, the second fixing pillar 1111 is formed in a cylindrical shape and is uniformly provided with a plurality of second reinforcing ribs 1112 on the outer circumference, and the second reinforcing ribs 1112 are obliquely connected to the lower surface of the machine body inner shell 11. Alternatively, the inclined plane is inclined at an angle of about 30 to 60 degrees with respect to the lower surface of the housing inner 11.

In some embodiments of the present invention, as shown in fig. 3, the bottoms of the two second reinforcing ribs 1112 disposed opposite to each other between the two second fixing posts 1111 are integrally connected to form a second wire passing hole 1113 for passing a wire between the two second fixing posts 1111.

According to the neck massager disclosed by the embodiment of the invention, the first fixing column arranged on the inner shell of the handle and the second fixing column arranged on the inner shell of the machine body are respectively and fixedly connected with the connecting sheet, so that the inner shell of the handle and the inner shell of the machine body are fixedly connected, and the neck massager is convenient to assemble, low in cost and high in strength.

As shown in fig. 1 and 2, according to some embodiments of the present invention, the neck massager further includes two silicone rings 4, and the two silicone rings 4 are respectively sleeved on and cover the gap between the two inner handle shells 21 and the inner machine body shell 11.

As in the example of fig. 6, the silicone rubber grommet 4 has two first annular grooves 41 and a plurality of second annular grooves 42 located between the first annular grooves 41 therein along its axial direction. As shown in fig. 1, a first flange 1121 is formed at an end of the body inner housing 11 adjacent to the gap, a third flange 2121 is formed at an end of the handle inner housing 21 adjacent to the gap, and the first flange 1121 and the third flange 2121 are fitted into the two first annular grooves 41, respectively. And can make this silica gel lantern ring 4 realize the elasticity that is similar to the bellows through many second ring channels 42 and extend the ability to, when two handles 2 when for organism 1 elastic deformation, the clearance between organism 1 and the handle 2 can be sheltered from to silica gel lantern ring 4, and then guarantees the pleasing to the eye effect of product, and has improved the reliability.

More specifically, as shown in fig. 1 and 2, the second flanges 1221 are formed at both ends of the body housing 12, respectively, and the fourth flanges 2221 are formed at both ends of the handle housing 22, respectively. For each silicone collar 4, the first flange 1121 and the second flange 1221 are aligned for engagement to extend into one side of the silicone collar 4, and the third flange 2121 and the fourth flange 2221 are aligned for engagement to extend into the other side of the silicone collar 4.

According to the neck massager provided by the embodiment of the invention, the connecting end parts of the machine body inner shell 11 and the two handle inner shells 21 are hidden in the silica gel lantern ring 4, so that the connection is convenient and attractive, and the corresponding end of the handle outer shell or the machine body outer shell can also pivot in the silica gel lantern ring through the connection between the flange and the silica gel lantern ring, so that the connection is stable.

According to some embodiments of the present invention, as shown in fig. 1, the first flange 1121 of the body inner housing 11 is formed by narrowing and then widening a corresponding end of the body inner housing 11, and the third flange 2121 of the handle inner housing 21 is formed by narrowing and then widening a corresponding end of the handle inner housing 21.

As shown in fig. 2, one end of the body housing 12 adjacent to the corresponding handle 2 is provided with a first extension piece 1231, the first extension piece 1231 extends from the inner surface of the body housing 12 toward the handle 2, and the second flange 1221 extends from the end of the first extension piece 1231 toward both sides in the width direction thereof. Alternatively, as shown in fig. 2, the outer end of the second flange 1221 extends not more than the widthwise edge of the body case 12.

As shown in fig. 1, a side of the handle housing 22 adjacent to the machine body 1 is provided with a second extension piece 2231, the second extension piece 2231 extends from an inner surface of the handle housing 22 toward a direction opposite to the machine body 1, and a fourth flange 2221 extends from an end of the second extension piece 2231 to both sides in a width direction thereof. Alternatively, as shown in fig. 1, the outer end of the fourth flange 2221 may extend no further than the widthwise edge of the handle housing 22.

According to some embodiments of the present invention, as shown in fig. 1, the handle housing 22 is formed in a plate shape, an inner surface of the handle housing 22 adjacent to the edge is vertically extended with a first catching protrusion 2241, and a side surface of the first catching protrusion 2241 facing the edge has a first catching groove 2242 thereon.

Accordingly, as shown in fig. 2, the inner surface of the curved plate 2102 of the inner handle housing 21 adjacent to the edge is vertically extended with a second catching protrusion 2141. The second locking protrusion 2141 is engaged with the first locking groove 2242 to snap-fit the handle outer shell 22 and the handle inner shell 21. The buckling mode enables the connection between the handle inner shell 21 and the handle outer shell 22 to be more firm and convenient.

Further alternatively, as shown in fig. 1, the handle outer shell 22 has positioning protrusions 2251 at four corners, and correspondingly, as shown in fig. 2, the handle inner shell 21 has positioning posts 2151 at corresponding positions, positioning holes 2152 are formed in the positioning posts 2151, and the positioning protrusions 2251 are fitted into the positioning holes 2152. Therefore, before the handle inner shell 21 and the handle outer shell 22 are assembled, the positioning protrusions 2251 are first fitted into the positioning holes 2152, so that the handle outer shell 22 is pre-positioned on the handle inner shell 21, and then the second locking protrusions 2141 are forcibly engaged with the first locking grooves 2242, so as to connect the handle outer shell 22 and the handle inner shell 21.

In an alternative embodiment as shown in fig. 1, the handle outer case 22 has an arc-shaped plate shape, and the positioning protrusion 2251 at the end of the handle outer case 22 away from the machine body 1 is disposed obliquely with respect to the inner surface of the handle outer case 22, and accordingly, the positioning hole 2152 fitted thereto is also disposed obliquely, which facilitates the pre-positioning of the handle outer case 22 on the handle inner case 21.

As shown in fig. 1, the first catching protrusion 2241 of the handle housing 22 at the end away from the machine body 1 is configured in a parallelogram shape inclined toward the end away from the machine body 1. Optionally, the inclination angle of the first blocking protrusion 2241 is the same as the inclination angle of the positioning protrusion 2251, and both the angles are 30 to 60 degrees. Further optionally, the first blocking protrusions 2241 include four, and the positioning columns 2151 include four.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A neck massager, comprising:

the engine body comprises an inner engine body shell and an outer engine body shell which limit an engine body installation space;

the electrode holder is constructed as an elastic piece, and one end of the electrode holder, which is far away from the electrode slice, extends into the machine body installation space to be fixed;

two heating members respectively provided in two of the four electrode assemblies to heat while being stimulated by an electric pulse;

the two handles are respectively connected to two sides of the machine body, a control panel used for controlling electric pulse of the electrode plate is arranged in one handle, a battery is arranged in the other handle, each handle comprises a handle inner shell and a handle outer shell, and the two handle inner shells are respectively connected with the machine body inner shell through elastically deformable connecting sheets.

2. The neck massager of claim 1 wherein the housing has mounting holes corresponding to four of the electrode assemblies, the electrode holder comprising:

a hollow body;

a shoe connected to one end of the hollow body, wherein an electrode sheet is mounted on the shoe;

the fixing part is annular and connected to the other end of the hollow body, the outer contour of the fixing part exceeds the periphery of the outer contour of the mounting hole, and when the electrode holder is mounted, the hollow body penetrates through the mounting hole and the fixing part is abutted to the inner surface of the inner shell of the machine body.

3. The neck massager of claim 2 wherein the four electrode assemblies are arranged in a rectangular array, wherein the two heating elements are arranged on two electrode assemblies arranged side by side along the length of the body.

4. The neck massager of claim 3 wherein the heating element is a heating membrane disposed within the shoe portion on a side of the electrode sheet adjacent to the body.

5. The neck massager of any one of claims 2-4 further comprising a fixing frame having a shape substantially corresponding to the shape of the fixing portion, wherein the fixing frame, the fixing portion and the inner housing are connected by screws.

6. The neck massager of any one of claims 2-4 wherein the body and the two handles are symmetrical with respect to a central reference line X1, and wherein the four electrode assemblies comprise two sets of electrode assemblies, each set of electrode assemblies being located on either side of the central reference line X1 and symmetrical with respect to the central reference line X1;

in the two sets of electrode assemblies, the shoe portions are not collinear with the central axis X2 of the hollow body and intersect on the side of the shoe portions remote from the body.

7. The neck massager of claim 6 wherein the distance between the two sets of electrode assemblies on opposite sides of a center reference line X1 of the body and an end of the shoe portion adjacent to the center reference line X1 is about 3-8 mm.

8. The neck massager of claim 6 wherein the body is arcuate, the shoes are arcuate, and each of the shoes is arcuate and parallel to the corresponding portion of the inner shell of the body.

9. The neck massager of claim 8 wherein the shape of the projection of the boots on a plane perpendicular to a normal to each of the boots is formed as a rounded rectangle.

10. The neck massager of claim 2 wherein the electrode sheet has a surface that extends beyond a plane of an outermost end of the shoe portion.