CN211067907U - Shoulder and neck massage machine core - Google Patents

Abstract

The utility model provides a shoulder and neck massage machine core, which comprises a machine shell; the driving mechanism is arranged in the shell; the transmission mechanism is driven by the driving mechanism and extends out of the shell from two opposite ends of the shell; and the two executing components are symmetrically arranged on two opposite sides of the shell, each executing component comprises a connecting rod, a first massaging head, a second massaging head and a third massaging head, the transmission end of each connecting rod is in transmission connection with the transmission mechanism, the executing end of each connecting rod extends out of the neck supporting arm, the shoulder front supporting arm and the shoulder rear supporting arm towards three directions, the first massaging head is arranged at the tail end of the neck supporting arm, the second massaging head is arranged at the tail end of the shoulder front supporting arm, and the third massaging head is arranged at the tail end of the shoulder rear supporting arm. The utility model discloses a drive mechanism orders about drive mechanism and drives the first massage head on the neck support arm of connecting rod, the second massage head on the support arm before the shoulder and the third massage head on the support arm behind the shoulder massage simultaneously user's neck, shoulder front side, three position of shoulder rear side.

Description

Shoulder and neck massage machine core

Technical Field

The utility model belongs to the technical field of massage device, more specifically say, relate to a shoulder neck massage core.

Background

The massage machine core is the core component of the massage device and is the main executing mechanism of the massage action.

At present, the shoulder and neck massage machine cores on the market generally can only realize neck massage, shoulder massage or two-in-one massage of the neck and the back side of the shoulder, and the requirement of a user on simultaneously massaging the neck, the front side of the shoulder and the back side of the shoulder cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shoulder and neck massage core, including but not limited to solving the unable technical problem of massaging simultaneously neck, shoulder front side, the three position of shoulder rear side of shoulder massage core.

In order to achieve the above object, the utility model provides a shoulder and neck massage core, include:

a housing;

the driving mechanism is arranged in the shell;

the transmission mechanism is driven by the driving mechanism and extends out of the shell from two opposite ends of the shell; and

actuating mechanism, actuating mechanism includes two actuating unit, two actuating unit locates symmetrically the relative both sides of casing, actuating unit includes connecting rod, first massage head, second massage head and third massage head, the connecting rod includes transmission end and execution end, the transmission end with the drive mechanism transmission is connected, the execution end extends support arm behind neck support arm, the preceding support arm of shoulder and the shoulder towards three direction, first massage head is located the end of neck support arm, second massage head is located the end of support arm before the shoulder, third massage head is located the end of support arm behind the shoulder.

Further, the transmission mechanism includes:

the opposite ends of the transmission shaft extend out of the shell from the opposite ends of the shell respectively;

the execution component further comprises:

the eccentric wheel is tightly connected to one end of the transmission shaft, and the transmission end of the connecting rod is sleeved on the eccentric wheel and can swing along with the eccentric wheel.

Further, a plane perpendicular to the transmission shaft is a first reference surface, a projection of an axis of the first massage head on the first reference surface is a first projection line, a projection of an axis of the second massage head on the first reference surface is a second projection line, a projection of an axis of the third massage head on the first reference surface is a third projection line, an included angle between the first projection line and the second projection line is 75-90 degrees, and an included angle between the second projection line and the third projection line is 120-135 degrees.

Further, a plane perpendicular to the first reference surface is a second reference surface, a projection of the axis of the first massage head on the second reference surface is a fourth projection line, a projection of the axis of the second massage head on the second reference surface is a fifth projection line, a projection of the axis of the third massage head on the second reference surface is a sixth projection line, an included angle between the fourth projection line and the fifth projection line is 50-65 degrees, and an included angle between the fifth projection line and the sixth projection line is 100-115 degrees.

Furthermore, the first massage head is movably connected with the neck supporting arm and can move along the length direction of the neck supporting arm and/or rotate around the neck supporting arm; the second massage head is movably connected with the shoulder front support arm and can move along the length direction of the shoulder front support arm and/or rotate around the shoulder front support arm; the third massage head is movably connected with the shoulder rear supporting arm and can move along the length direction of the shoulder rear supporting arm and/or swing around the shoulder rear supporting arm.

Further, the first massage head includes:

the first bearing is sleeved at the tail end of the neck supporting arm; and

the first massage sleeve is sleeved on the first bearing;

the second massage head comprises:

the second bearing is sleeved at the tail end of the shoulder front support arm; and

and the second massage sleeve is sleeved on the second bearing.

Furthermore, a first external thread is arranged at the tail end of the neck supporting arm, a first internal thread is arranged on the hole wall of the inner hole of the first bearing, and the first internal thread is meshed with the first external thread; and a second external thread is formed at the tail end of the shoulder front support arm, a second internal thread is formed on the hole wall of the inner hole of the second bearing, and the second internal thread is meshed with the second external thread.

Furthermore, the outer contour of the first massage sleeve and the outer contour of the second massage sleeve are respectively in a shape of a chamfered cylinder.

Further, the third massage head includes:

the supporting seat is provided with a through groove, and the tail end of the shoulder rear supporting arm extends into the through groove to form limiting; and

and the third massage sleeve is sleeved on the supporting seat or integrally formed with the supporting seat.

Furthermore, the outer contour of the third massage sleeve is in the shape of a thumb pad.

The utility model provides a shoulder neck massage core's beneficial effect lies in: the utility model discloses a massage neck, including first massage head, the executive component of first three massage heads of second massage head and third massage head, order about drive mechanism through actuating mechanism and drive first massage head on the neck support arm of connecting rod, second massage head on the support arm before the shoulder and the third massage head on the support arm behind the shoulder to user's neck, the shoulder front side, three positions of shoulder rear side are massaged simultaneously, thereby it can't be to the neck to have solved shoulder neck massage core effectively, the shoulder front side, the three position of shoulder rear side is massaged simultaneously technical problem, the demand that the user realizes all-round massage to the shoulder neck has been satisfied, user's use experience effect has been promoted.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic perspective view of a shoulder and neck massage movement provided by an embodiment of the present invention;

fig. 2 is a schematic middle sectional view of a shoulder and neck massage movement provided by an embodiment of the present invention;

fig. 3 is a schematic front view of a left side connecting rod in the shoulder and neck massage movement provided by the embodiment of the utility model;

fig. 4 is a left side view schematically showing a left side link rod in the shoulder and neck massage movement provided by the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-neck massage movement, 2-first reference surface, 3-second reference surface, 10-machine shell, 20-driving mechanism, 30-transmission mechanism, 40-execution component, 21-motor, 22-worm, 31-transmission shaft, 32-worm wheel, 41-connecting rod, 42-first massage head, 43-second massage head, 44-third massage head, 45-eccentric wheel, 411-neck support arm, 412-shoulder front support arm, 413-shoulder rear support arm, 421-first projection line, 422-fourth projection line, 423-first massage sleeve, 424-first bearing, 431-second projection line, 432-fifth projection line, 433-second massage sleeve, 434-second bearing, 441-third projection line, 442-sixth projection line, α -angle between first projection line and second projection line, β -projection angle between second projection line and third projection line, gamma-fourth projection line and fifth projection line, and theta-angle between fifth projection line and theta projection line.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that: when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and operate, and thus are not to be construed as limiting the patent, and the specific meanings of the above terms will be understood by those skilled in the art according to specific situations. The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The term "plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 2, the shoulder and neck massage mechanism of the present invention will now be described. The shoulder and neck massage movement 1 comprises a shell 10, a driving mechanism 20, a transmission mechanism 30 and an actuating mechanism, wherein the driving mechanism 20 is arranged in the shell 10; the transmission mechanism 30 is driven by the driving mechanism 20, and the transmission mechanism 30 extends out of the casing 10 from the opposite ends of the casing 10, i.e. a part of components of the transmission mechanism 30 are arranged in the casing 10, and another part of components of the transmission mechanism 30 extend out of the casing 10 from the opposite ends of the casing 10; the actuator comprises two actuator assemblies 40, the two actuator assemblies 40 are symmetrically arranged at two opposite sides of the casing 10, and the actuator assemblies 40 comprise a link 41, a first massage head 42, a second massage head 43 and a third massage head 44, the link 41 comprises a transmission end and an actuator end, wherein the transmission end of the link 41 is in transmission connection with the actuator mechanism 30, the actuator end of the link 41 extends in three directions to form a neck support arm 411, a shoulder front support arm 412 and a shoulder rear support arm 413, where the first massage head 42 is arranged at the end of the neck support arm 411, the second massage head 43 is arranged at the end of the shoulder front support arm 412, and the third massage head 44 is arranged at the end of the shoulder rear support arm 413, it can be understood that, when the shoulder and neck massage movement is in use, the two actuator assemblies 40 are respectively arranged at two opposite sides of the neck of the user, and the neck support arm 411 extends towards the neck of the user, and the first massage head 42 is abutted against the neck of the user, the shoulder front support arm 412 is extended toward the shoulder front side of the user, and the second massage head 43 is abutted against the front side portion of the shoulder of the user, the shoulder rear support arm 413 is extended toward the shoulder rear side of the user, and the third massage head 44 is abutted against the rear side portion of the shoulder of the user.

The working principle of the shoulder and neck massage machine core 1 is as follows: when the power supply connected with the driving mechanism 20 is turned on, the driving mechanism 20 is started, the driving mechanism 20 drives the two executing assemblies 40 to execute the massage action through the transmission mechanism 30, at this time, the connecting rod 41 is driven by the transmission mechanism 30 to perform reciprocating swing, and the first massage head 42, the second massage head 43 and the third massage head 44 are respectively driven by the neck supporting arm 411, the front shoulder supporting arm 412 and the rear shoulder supporting arm 413 to simultaneously massage the neck, the front shoulder and the rear shoulder of the user.

The utility model provides a shoulder neck massage core 1, adopted including first massage head 42, the executive component 40 of the first three massage of second massage head 43 and third massage head 44, order about drive mechanism 30 through actuating mechanism 20 and drive first massage head 42 on the neck support arm 411 of connecting rod 41, the first 44 of the third massage on second massage head 43 and the back support arm 413 of support arm behind the shoulder on the support arm 412 before the shoulder to user's neck, the shoulder front side, the three position of shoulder rear side is massaged simultaneously, thereby solved effectively that shoulder neck massage core can't be to the neck, the shoulder front side, the technical problem of the three position simultaneous massage of shoulder rear side, the demand that the user realized all-round massage to the shoulder neck has been satisfied, user's use experience effect has been promoted.

Further, please refer to fig. 1 and fig. 2, as a specific embodiment of the shoulder and neck massage mechanism of the present invention, the transmission mechanism 30 includes a transmission shaft 31, opposite ends of the transmission shaft 31 respectively extend out of the casing 10 from opposite ends of the casing 10, and the actuating assembly 40 further includes an eccentric wheel 45, the eccentric wheel 45 is fastened to one end of the transmission shaft 31, and the transmission end of the connecting rod 41 is sleeved on the eccentric wheel 45 and can swing along with the eccentric wheel 45. Specifically, the driving mechanism 20 includes a motor 21 and a worm 22, one end of the worm 22 is in transmission connection with the motor 21 in a conventional manner, the other end of the worm 22 is in rotational connection with the casing 10, the driving mechanism 30 further includes a worm wheel 32 matched with the worm 22, the worm wheel 32 is sleeved on the middle portion of the driving shaft 31, can rotate synchronously with the driving shaft 31, and is meshed with the worm 22, here, an eccentric wheel 45 is sleeved on one end of the driving shaft 31 extending out of the casing 10, can rotate synchronously with the driving shaft 31, and the shape of the eccentric wheel 45 and the connection manner with the connecting rod 41 are the prior art. When the motor 21 is started, the motor 21 drives the worm 22 to rotate, the worm 22 drives the worm wheel 32 to rotate, the worm wheel 32 drives the transmission shaft 31 to rotate, the transmission shaft 31 drives the eccentric wheel 45 to rotate, and the eccentric wheel 45 drives the connecting rod 41 to swing forwards, backwards, upwards and downwards along with the actions of the arms of a human body, so that the effect of simulating the massage of human hands is realized.

Further, please refer to fig. 3, as a specific embodiment of the shoulder and neck massage movement provided by the present invention, here, a plane perpendicular to the transmission shaft 31 is taken as the first reference surface 2, a projection of an axis of the first massage head 42 on the first reference surface 2 is the first projection line 421, a projection of an axis of the second massage head 43 on the first reference surface 2 is the second projection line 431, and a projection of an axis of the third massage head 44 on the first reference surface 2 is the third projection line 441, wherein an included angle α between the first projection line 421 and the second projection line 431 is 75 ° to 90 °, an included angle β between the second projection line 431 and the third projection line 441 is 120 ° to 135 °, through repeated experiments and argumentations, it is found that the included angle α is within a range of 75 ° to 90 °, when the included angle β is within a range of 120 ° to 135 °, the first massage head 42, the second massage head 43, and the third massage head 44 can be well attached to the neck, front side and the back side of the shoulder, thereby improving comfort level.

Further, please refer to fig. 4, which is a specific embodiment of the shoulder and neck massage mechanism of the present invention, here, a plane perpendicular to the first reference surface 2 is the second reference surface 3, a projection of the axis of the first massage head 42 on the second reference surface 3 is the fourth projection line 422, a projection of the axis of the second massage head 43 on the second reference surface 3 is the fifth projection line 432, a projection of the axis of the third massage head 44 on the second reference surface 3 is the sixth projection line 442, wherein an included angle γ between the fourth projection line 422 and the fifth projection line 432 is 50-65 °, and an included angle θ between the fifth projection line 432 and the sixth projection line 442 is 100-115 °. Repeated tests and demonstrations show that the first massage head 42, the second massage head 43 and the third massage head 44 can be well attached to three parts of the neck, the front side of the shoulder and the rear side of the shoulder of a human body when the included angle gamma is in the range of 50-65 degrees and the included angle theta is in the range of 100-115 degrees, so that the massage comfort level is improved.

Further, referring to fig. 1 and fig. 2, as a specific embodiment of the shoulder and neck massage movement provided by the present invention, the first massage head 42 is movably connected to the neck support arm 411, and the first massage head 42 can move along the length direction of the neck support arm 411 and/or rotate around the neck support arm 411; the second massage head 43 is movably connected with the shoulder front support arm 412, and the second massage head 43 can move along the length direction of the shoulder front support arm 412 and/or rotate around the shoulder front support arm 412; the third massage head 44 is movably connected to the rear shoulder support arm 413, and the third massage head 44 may move along the length of the rear shoulder support arm 413 and/or swing around the rear shoulder support arm 413. Therefore, the relative positions of the first massage head 42, the second massage head 43 and the third massage head 44 with the neck, the front side of the shoulder and the back side of the shoulder of the human body can be adjusted according to the requirements of the user, so that the shoulder and neck massage movement 1 can be suitable for users of different ethnicities, sexes and ages, and the application range of the shoulder and neck massage movement 1 is expanded.

Further, please refer to fig. 1 and fig. 2, as a specific embodiment of the shoulder and neck massage movement provided by the present invention, the first massage head 42 includes a first massage sleeve 423 and a first bearing 424, wherein the first bearing 424 is sleeved on the end of the neck support arm 411, and the first massage sleeve 423 is sleeved on the first bearing 424; meanwhile, the second massage head 43 comprises a second massage sleeve 433 and a second bearing 434, wherein the second bearing 434 is sleeved on the end of the shoulder front support arm 412, and the second massage sleeve 433 is sleeved on the second bearing 434. Specifically, the first bearing 424 is fastened to the end of the neck support arm 411, the first massage sleeve 423 can rotate around the neck support arm 411 through the first bearing 424, the first massage sleeve 423 is sleeved on the outer periphery of the first bearing 424 and can be slidably connected with the first bearing 424, that is, an inner hole is formed in the first massage sleeve 423, the first bearing 424 is accommodated in the inner hole of the first massage sleeve 423, and the outer surface of the first bearing 424 is in damping fit with the hole wall of the inner hole of the first massage sleeve 423, when an external force parallel to the axial direction of the inner hole is applied to the first massage sleeve 423, the first massage sleeve 423 can move towards a direction close to the connecting rod 41 or move towards a direction far away from the connecting rod 41, so that the extension or shortening of the distance between the first massage sleeve 423 and the connecting rod 41 is realized; the second bearing 434 is tightly connected to the end of the shoulder front support arm 412, the second massage sleeve 433 can rotate around the shoulder front support arm 412 through the second bearing 434, the second massage sleeve 433 is sleeved on the periphery of the second bearing 434 and can be slidably connected with the second bearing 434, namely, an inner hole is formed in the second massage sleeve 433, the second bearing 434 is accommodated in the inner hole of the second massage sleeve 433, and the outer surface of the second bearing 434 is in damping fit with the hole wall of the inner hole of the second massage sleeve 433, when an external force parallel to the axial direction of the inner hole of the second massage sleeve 433 is applied to the second massage sleeve 433, the second massage sleeve 433 can move towards a direction close to the connecting rod 41 or move towards a direction far away from the connecting rod 41, so that the extension or shortening of the distance between the second massage sleeve 433 and the connecting rod 41 is realized.

Further, as a specific embodiment of the shoulder and neck massage movement provided by the present invention, a first external thread (not shown) is disposed at the end of the neck supporting arm 411, a first internal thread (not shown) is disposed on the hole wall of the inner hole of the first bearing 424, and the first internal thread is engaged with the first external thread; meanwhile, a second external thread (not shown) is formed at the distal end of the shoulder front support arm 412, and a second internal thread (not shown) is formed at the hole wall of the inner hole of the second bearing 434, and the second internal thread is engaged with the second external thread. In this way, the distance between the first massage head 42 and the link 41 can be extended or shortened by the screw-coupling of the first bearing 424 and the neck support arm 411, and similarly, the distance between the second massage head 43 and the link 41 can be extended or shortened by the screw-coupling of the second bearing 434 and the shoulder front support arm 412.

Further, referring to fig. 1 and 2, as a specific embodiment of the shoulder and neck massage movement of the present invention, the outer contour of the first massage cover 423 and the outer contour of the second massage cover 433 are respectively in a shape of a chamfered cylinder. Here, the first massage cover 423 and the second massage cover 433 can be made of hard or soft materials, the first massage cover 423 with the chamfered cylindrical shape can increase the contact area between the first massage head 42 and the neck of the human body, and similarly, the second massage cover 433 with the chamfered cylindrical shape can increase the contact area between the second massage head 43 and the front side of the shoulder of the human body, thereby improving the comfort level of the massage.

Further, please refer to fig. 1 and 2, as a specific embodiment of the shoulder and neck massage mechanism of the present invention, the third massage head 44 includes a third massage sleeve and a support seat (not shown), the third massage sleeve is sleeved on the support seat or integrally formed with the support seat, a through slot is formed on the support seat, and the end of the support arm 413 behind the shoulder extends into the through slot to form a limit. Specifically, the end of the rear shoulder supporting arm 413 can slide in the through groove of the supporting seat to extend or shorten the length of the two stacked ends, the width of the through groove of the supporting seat is equal to or smaller than the width of the end of the rear shoulder supporting arm 413, the thickness of the through groove of the supporting seat is larger than the thickness of the end of the rear shoulder supporting arm 413, the end of the rear shoulder supporting arm 413 is in damping fit with the through groove of the supporting seat, the supporting seat can move towards the direction close to the connecting rod 41 along the rear shoulder supporting arm 413 under the action of external force, or move towards the direction far away from the connecting rod 41, thereby realizing the extension or shortening of the distance between the third massage head 44 and the connecting rod 41, and the supporting seat can swing around the rear shoulder supporting arm 413 in the thickness direction thereof, thereby realizing the adjustment of the inclination angle of the.

Further, please refer to fig. 1 and 2, as a specific embodiment of the shoulder and neck massage mechanism of the present invention, the outer contour of the third massage cover is in the shape of a thumb pad. Here, the third massage cover may be made of a hard or soft material, and the third massage cover in the shape of a thumb pad may increase the contact area of the third massage head 44 with the rear side of the shoulder of the human body, thereby improving the comfort level of the massage.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. Shoulder neck massage core, its characterized in that includes:

a housing;

the driving mechanism is arranged in the shell;

the transmission mechanism is driven by the driving mechanism and extends out of the shell from two opposite ends of the shell; and

actuating mechanism, actuating mechanism includes two actuating unit, two actuating unit locates symmetrically the relative both sides of casing, actuating unit includes connecting rod, first massage head, second massage head and third massage head, the connecting rod includes transmission end and execution end, the transmission end with the drive mechanism transmission is connected, the execution end extends support arm behind neck support arm, the preceding support arm of shoulder and the shoulder towards three direction, first massage head is located the end of neck support arm, second massage head is located the end of support arm before the shoulder, third massage head is located the end of support arm behind the shoulder.

2. A neck and shoulder massaging movement according to claim 1 wherein the drive mechanism comprises:

the opposite ends of the transmission shaft extend out of the shell from the opposite ends of the shell respectively;

the execution component further comprises:

the eccentric wheel is tightly connected to one end of the transmission shaft, and the transmission end of the connecting rod is sleeved on the eccentric wheel and can swing along with the eccentric wheel.

3. The shoulder and neck massage movement of claim 2, wherein a plane perpendicular to the transmission shaft is a first reference surface, a projection of an axis of the first massage head on the first reference surface is a first projection line, a projection of an axis of the second massage head on the first reference surface is a second projection line, a projection of an axis of the third massage head on the first reference surface is a third projection line, an included angle between the first projection line and the second projection line is 75 ° to 90 °, and an included angle between the second projection line and the third projection line is 120 ° to 135 °.

4. The shoulder and neck massage movement of claim 3, wherein a plane perpendicular to the first reference surface is a second reference surface, a projection of the axis of the first massage head on the second reference surface is a fourth projection line, a projection of the axis of the second massage head on the second reference surface is a fifth projection line, a projection of the axis of the third massage head on the second reference surface is a sixth projection line, an included angle between the fourth projection line and the fifth projection line is 50-65 °, and an included angle between the fifth projection line and the sixth projection line is 100-115 °.

5. The shoulder and neck massage movement of any one of claims 1-4, wherein the first massage head is movably connected to the neck support arm and is movable along the length of the neck support arm and/or rotatable about the neck support arm; the second massage head is movably connected with the shoulder front support arm and can move along the length direction of the shoulder front support arm and/or rotate around the shoulder front support arm; the third massage head is movably connected with the shoulder rear supporting arm and can move along the length direction of the shoulder rear supporting arm and/or swing around the shoulder rear supporting arm.

6. The shoulder and neck massage cartridge of claim 5, wherein the first massage head comprises:

the first bearing is sleeved at the tail end of the neck supporting arm; and

the first massage sleeve is sleeved on the first bearing;

the second massage head comprises:

the second bearing is sleeved at the tail end of the shoulder front support arm; and

and the second massage sleeve is sleeved on the second bearing.

7. The shoulder and neck massage movement of claim 6, wherein the neck support arm has a first external thread formed at a distal end thereof, and a first internal thread formed on a wall of an inner bore of the first bearing, the first internal thread being engaged with the first external thread; and a second external thread is formed at the tail end of the shoulder front support arm, a second internal thread is formed on the hole wall of the inner hole of the second bearing, and the second internal thread is meshed with the second external thread.

8. The shoulder and neck massage cartridge of claim 7, wherein the outer profile of the first massage sleeve and the outer profile of the second massage sleeve are each in the shape of a chamfered cylinder.

9. The shoulder and neck massage cartridge of claim 5, wherein the third massage head comprises:

the supporting seat is provided with a through groove, and the tail end of the shoulder rear supporting arm extends into the through groove to form limiting; and

and the third massage sleeve is sleeved on the supporting seat or integrally formed with the supporting seat.

10. The shoulder and neck massage cartridge of claim 9, wherein the outer profile of the third massage sleeve is thumb pad shaped.

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