CN216318780U - Neck massager - Google Patents

Abstract

The utility model discloses a neck massager, which comprises a main body, a massage head and a driving mechanism arranged on the main body, wherein the main body is arc-shaped and is used for winding around the neck of a user; wherein, the main part includes the casing and is located the casing inside and with casing integrated into one piece's base, massage head is located the casing towards one side of user's neck, and the motor is installed in the base, and the base that will install the motor and the design of casing integration make things convenient for motor and drive assembly's installation, and better adaptation casing inner space, compact structure reduces the volume.

Description

Neck massager

Technical Field

The utility model relates to the technical field of massage instruments, in particular to a neck massage instrument.

Background

The neck massager can realize hand-simulated massage on the neck of a user through the rotation of the massage head, and plays roles in relaxing neck muscles and preventing cervical spondylosis.

The existing neck massage instrument usually makes a driving mechanism consisting of a motor and a gear transmission assembly, a massage head and the like into a machine core, and then is assembled on the whole machine, so that the space is limited, the volume of the massage instrument is increased, and the installation is inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a neck massager, which integrates a base provided with a motor and a shell, facilitates the installation of the motor and a transmission assembly, better adapts to the inner space of the shell, has a compact structure and reduces the volume.

The utility model provides a neck massager, which comprises a main body, a massage head and a driving mechanism arranged on the main body, wherein the main body is arc-shaped and is used for winding around the neck of a user;

the massage head is positioned on one side of the shell, which faces the neck of a user, and the motor is installed on the base.

Further, the base is provided with a clamping groove for installing the motor, and ribs for supporting the motor are arranged inside the clamping groove.

Further, the transmission assembly further comprises a transmission shaft, the transmission shaft is connected to the motor, the transmission shaft is connected with at least two sets of gear sets, and a central shaft of a second bevel gear of the gear sets is connected to the transmission shaft, so that the motor drives the gear sets to drive the massage heads to rotate through the transmission shaft.

Furthermore, the driving mechanism comprises at least two motors and at least two groups of transmission assemblies, each motor is connected to a transmission shaft of one transmission assembly respectively, so that each motor drives each group of transmission shaft corresponding to the transmission assembly to rotate, and the base is provided with at least two clamping grooves for accommodating the at least two motors.

Further, the main body further comprises an upper cover, and the upper cover covers the clamping groove and is used for fixing the motor.

Further, the upper cover comprises a cover body and at least two connecting ribs, the connecting ribs are connected between two adjacent cover bodies, and each cover body covers one clamping groove.

Further, the neck massager further comprises an installation frame used for installing the first bevel gear, one end of a central shaft of the first bevel gear in the length direction is movably connected to the installation frame, and the other end of the central shaft of the first bevel gear in the length direction is connected to the massage head.

Further, the base and the shell are integrally formed in an injection molding mode.

Further, the massage head includes a massage portion, a connection portion and a fixing portion, the connection portion is connected to the central axis of the first bevel gear, the connection portion is coaxially disposed with the central axis of the first bevel gear, the fixing portion is connected to the connection portion, the massage portion is connected to the fixing portion, and the massage portion is parallel to the connection portion, so that when the motor drives the massage head to rotate, the massage portion surrounds the connection portion with the connection portion as an axis.

According to the technical scheme, the base for mounting the motor and the shell are integrally designed, so that the motor and the transmission assembly are conveniently mounted, the neck massager is well adaptive to the inner space of the shell, the structure is compact, and the size is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a neck massager according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a driving mechanism of the neck massager according to the embodiment of the present invention.

Fig. 3 is a schematic view of an embodiment of the neck massager provided by the embodiment of the utility model when the neck massager is applied to the neck of the user.

Fig. 4 is a schematic structural view between the base and the bottom case of the neck massager according to the embodiment of the present invention.

Fig. 5 is an exploded view of the housing of the neck massager according to the embodiment of the present invention.

Fig. 6 is a schematic structural view of a base of the neck massager according to the embodiment of the utility model.

Fig. 7 is a sectional view of the neck massager according to the embodiment of the present invention with the capacitive pressure sensor mounted thereon.

Fig. 8 is a sectional view of the neck massager according to the embodiment of the present invention with the piezoresistive pressure sensors mounted thereon.

Fig. 9 is a schematic view of a connection structure between the massage head and the gear set according to the embodiment of the present invention.

In the drawings, a neck massager 100; a main body 10; an upper case 11; a limit projection 111; a perforation 112; a limiting cavity 113; a bottom case 12; a fixed boss 121; a fixing hole 122; a base 13; a bottom plate 131; a boss 132; a card slot 133; ribs 134; a through-hole 135; an upper cover 14; a lid 141; a connecting rib 142; a mounting frame 15; a drive mechanism 20; a motor 21; a first motor 21 a; a second motor 21 b; a drive assembly 22; a first bevel gear 221; a second bevel gear 222; a drive shaft 223; a first transmission pair 23; a first straight gear 231; a second spur gear 232; a second transmission pair 24; a massage head 30; a massage section 31; a connecting portion 32; a fixed portion 33; a fastener 40; a flexible sleeve 50; a first arcuate structure 51; a second arcuate structure 52; a capacitive pressure sensor 60; a piezoresistive pressure sensor 70; the user's neck 200.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

As shown in fig. 1 to 9, the embodiment of the present invention provides a neck massager 100, which includes a main body 10, a driving mechanism 20 and a massage head 30, wherein the driving mechanism 20 is mounted on the main body 10, the driving mechanism 20 includes a motor 21 and a transmission assembly 22, the main body 10 is arc-shaped and is used for winding around the neck of a user, fasteners 40 for fixing the main body 10 on the neck 200 of the user are further disposed on two sides of the main body 10, and the fasteners 40 can be fastened by means of magnetic buckles or pull ropes; the massage head 30 is provided on a side of the main body 10 facing the neck 200 of the user, and the transmission assembly 22 is connected to the motor 21 and the massage head 30, so that the motor 21 drives the massage head 30 to rotate through the transmission assembly 22.

Alternatively, the neck massager 100 according to the embodiment of the present invention may have a built-in power source or an external power source, and the built-in power source may be installed inside the main body 10 or installed at the two-sided fasteners 40.

As shown in fig. 2, the transmission assembly 22 includes a gear set, the gear set includes a first bevel gear 221 and a second bevel gear 222 which are engaged with each other, a central shaft of the first bevel gear 221 is connected to the massage head 30, a central shaft of the second bevel gear 222 is directly or indirectly connected to an output shaft of the motor 21, and the motor 21 is used for driving the gear set to drive the massage head 30 to rotate.

In some alternative embodiments of the present invention, the driving mechanism 20 further includes a transmission pair, the transmission assembly 22 further includes a transmission shaft 223, the two sets of gear sets are arranged, the transmission shaft 223 is connected between the two sets of gear sets, the transmission shaft 223 is connected to the output shaft of the motor 21 through the transmission pair, the transmission pair can be any one of a belt transmission pair, a chain transmission pair or a gear transmission pair, and the central axis of the second bevel gear 222 of the gear set is connected to the transmission shaft 223, so that the motor 21 drives the gear set to drive the massage head 30 to rotate through the transmission shaft 223.

Alternatively, the motor 21 may be provided in one or more sets, the transmission assembly 22 may be provided in one or more sets, and the number of the massage heads 30 may also be correspondingly provided in one or more sets, it is understood that the massage heads 30 may be shaped into any shape of massage heads 30, depending on the actual design.

For example (not shown in the figures), a mode that a single motor can simultaneously drive a plurality of sets of transmission assemblies to operate can be adopted, so as to drive a plurality of corresponding sets of massage heads to rotate, in this embodiment, the number of the motor is one, the transmission shafts of at least two sets of transmission assemblies are connected through a transmission pair, the motor is connected with the transmission shaft of one set of transmission assembly, and the motor simultaneously drives at least two sets of transmission assemblies to operate through the transmission pair. Wherein, transmission shaft and the motor of at least two sets of drive assembly arrange along the first direction, and the first direction is the width direction of main part, in this embodiment, can drive a plurality of massage head rotations through single motor, and this motor needs to reach certain moment of torsion.

For example, a mode that a plurality of sets of motors 21 respectively drive each set of transmission assemblies 22 to rotate so as to drive the corresponding plurality of sets of massage heads 30 to rotate may also be adopted, in this embodiment, at least two sets of motors 21 may be provided, at least two sets of transmission assemblies 22 are correspondingly provided, at least two motors 21 are arranged inside the main body 10 in a row along a first direction, the first direction is a width direction of the main body 10, transmission shafts 223 of at least two sets of transmission assemblies 22 are arranged at intervals along the first direction, and each motor 21 is respectively connected to a transmission shaft 223 of one transmission assembly 22, so that each motor 21 respectively drives the transmission shaft 223 corresponding to each set of transmission assemblies 22 to rotate.

Specifically, as shown in fig. 2, the two motors 21 are arranged, the two transmission assemblies 22 are arranged in two groups, the two motors 21 are respectively a first motor 21a and a second motor 21b, and the two groups of transmission assemblies 22 are respectively a first transmission assembly and a second transmission assembly; the transmission shaft 223 of the first transmission assembly is connected with the first motor 21a, the transmission shaft 223 of the second transmission assembly is connected with the second motor 21b, and the transmission shafts 223 of the first transmission assembly and the second transmission assembly are connected with two sets of gear sets. So that the left and right ends of the transmission shaft 223 of each group of transmission assembly 22 are connected with a group of gear sets, and two groups of massage heads 30 are conveniently arranged at the front and back positions of one side of the main body 10 facing the neck 200 of the user, and through the arrangement of double motors or multiple motors, the torsion can be dispersed, and the motors with small size can be selected, thereby reducing the size of the whole machine.

Of course, the motors 21 and the transmission assemblies 22 may be arranged in three, four or more groups, depending on the actual design.

In the utility model, the arrangement of the transmission component 22 can realize that one integral machine core drives the plurality of massage heads 30 to rotate, the structure is simple and compact, the volume of the neck massage instrument 100 is reduced, the installation is convenient, the synchronous motion of the plurality of massage heads 30 can simulate manual massage manipulation to press and pinch the neck, and the massage effect is good.

Exemplarily, as shown in fig. 2, the transmission pair includes a first transmission pair 23 and a second transmission pair 24, each of the first transmission pair 23 and the second transmission pair 24 includes a first spur gear 231 and a second spur gear 232 which are engaged with each other, a central axis of the first spur gear 231 of the first transmission pair 23 is connected to an output shaft of the first motor 21a, and a central axis of the second spur gear 232 of the first transmission pair 23 is connected to the transmission shaft 223 of the first transmission assembly; the central shaft of the first straight gear 231 of the second transmission pair 24 is connected to the output shaft of the second motor 21b, the central shaft of the second straight gear 232 of the second transmission pair 24 is connected with the transmission shaft 223 of the second transmission assembly, and the motor 21 can drive the multi-gear set to operate through the transmission shaft 223 by the arrangement of the first transmission pair 23 and the second transmission pair 24, so as to drive the plurality of massage heads 30 to rotate.

Alternatively, as shown in fig. 3, the central axis of the first bevel gear 221 leaks out of the main body 10 and is connected with the massage head 30, and the central axis of the first bevel gear 221 is arranged perpendicular to the tangent line of the arc where the first bevel gear 221 is located. In the embodiment, the massage head 30 can be rotated perpendicular to the periphery of the neck 200 of the user through the arrangement, so that the massage head 30 can be more attached to the neck 200 of the user, and the massage effect is good.

Optionally, the transmission shaft 223 is horizontally arranged inside the main body 10, two ends of the transmission shaft 223 in the length direction are respectively connected with the central shafts of the second bevel gears 222 of the two sets of gear sets, the central shafts of the first bevel gears 221 of the two sets of gear sets respectively extend out from two sides of the bottom of the main body 10 to be connected with the massage heads 30, the structure is compact, the movement composed of the motor 21 and the transmission assembly 22 is integrated in the middle of the main body 10, the size is reduced, the massage heads 30 can be driven to rotate when the massage head is convenient to install, and the massage effect is achieved.

Illustratively, as shown in fig. 3, the first bevel gears 221 of the gear sets at the two ends of the transmission shaft 223 in the length direction are arranged in a relatively inclined and symmetrical manner, and the central axes of the first bevel gears 221 of the gear sets at the two ends of the transmission shaft 223 in the length direction have the same included angle with respect to the transmission shaft 223. An included angle a of a central axis of the first bevel gear 221 of one of the gear sets with respect to a horizontal plane is defined, an included angle b of a central axis of the first bevel gear 221 of the other gear set with respect to the transmission shaft 223 is defined, a is b and is smaller than 90 degrees, the massage heads 30 at two sides can be conveniently adjusted to rotate perpendicular to the periphery of the neck 200 of the user, an interval between two second bevel gears 222 at two ends of the transmission shaft 223 in the horizontal direction is h, the massage heads 30 can be set to be perpendicular to the periphery of the neck 200 of the user at different intervals h by adjusting h and included angles a and b of the central axes of the first bevel gears 221 of the two gear sets with respect to the transmission shaft 223, in this embodiment, the transmission shaft 223 can drive the multiple gear sets to rotate, the transmission direction can be changed by the arrangement of the first bevel gear 221 and the second bevel gears 222, and the massage heads 30 can be conveniently adjusted to a required angle, not only the neck massager has compact structure and small volume, but also the massage head 30 can be perpendicular to the periphery of the neck 200 of the user, so that the massage head 30 is more attached to the neck 200 of the user, and the massage effect is good.

In the embodiment of the present invention, as shown in fig. 4 to 6, the main body 10 includes a housing and a base 13 located inside the housing and integrally formed with the housing, the massage head 30 is located at a side of the housing facing the neck 200 of the user, and the motor 21 is mounted to the base 13. In this embodiment, through the integrated design of base 13 and casing, not only make things convenient for motor 21 and transmission assembly 22's installation, adaptation casing inner space that moreover can be better, compact structure can reduce the volume of neck massager 100, and the while increases intensity increases assembly efficiency.

Optionally, for convenience of installation, the housing includes a bottom shell 12 facing the neck 200 of the user and an upper shell 11 connected to the bottom shell 12, the bottom shell 12 and the upper shell 11 are detachably connected by a snap structure and/or a screw fixation, the bottom shell 12 and the upper shell 11 enclose to form an accommodating cavity for accommodating the driving mechanism 20, the bottom shell 12 is an arc structure adapted to the neck 200 of the user, and a central axis of the first bevel gear 221 extends out of the bottom shell 12 to be connected with the massage head 30.

Illustratively, the bottom shell 12 and the base 13 are integrally formed by injection molding, but may be integrally formed by stamping or other methods, depending on the actual design.

Exemplarily, as shown in fig. 1, 4-5, a plurality of fixing studs 121 are disposed on one side of bottom case 12 facing upper case 11, fixing holes 122 are disposed on fixing studs 121, through holes 112 for allowing fixing holes 122 to leak are disposed at positions of upper case 11 opposite to fixing studs 121, and upper case 11 is provided with fixing screws for passing through holes 112 and connecting to fixing holes 122, so that upper case 11 is detachably connected to bottom case 12, thereby facilitating stable connection between upper case 11 and bottom case 12; go up shell 11 and be equipped with spacing arch 111 towards drain pan 12 one side, perforation 112 locates spacing arch 111 towards the one end of drain pan 12, and the one end that drain pan 12 was kept away from to the fixed screw is equipped with the fixed head that the diameter is greater than perforation 112, and spacing arch 111 is kept away from one side of drain pan 12 and is concavely equipped with the spacing chamber 113 that is used for holding the fixed head to can cover the fixed head of fixed screw, connect more stably.

Optionally, as shown in fig. 6, the base 13 is provided with a slot 133 for installing the motor 21, a rib 134 for supporting the motor 21 is arranged inside the slot 133, the motor 21 can be conveniently installed through the slot 133, the motor 21 can be supported through the rib 134, and meanwhile, the contact area between the motor 21 and the inner wall of the slot 133 is reduced.

Optionally, the base 13 includes an arc-shaped bottom plate 131 and a convex seat 132 connected to the bottom plate 131, a clamping groove 133 is provided in the convex seat 132, the bottom plate 131 and the bottom case 12 are integrally formed by injection molding, the length direction of the convex seat 132 is parallel to the tangent line of the arc-shaped position where the convex seat 132 is located, and at least two clamping grooves 133 arranged in parallel are provided in the concave of the convex seat 132 for accommodating at least two motors 21 arranged in parallel.

Illustratively, the base 13 is provided with two slots 133 to accommodate two motors 21, although the number of slots 133 may be three or more, depending on the actual design.

Alternatively, the bottom plate 131 is bent toward the upper case 11 at both end edges in the width direction of the main body, which can enhance the structural strength of the base 13.

Optionally, as shown in fig. 4, in order to stably mount the motor 21, the main body 10 further includes an upper cover 14, and the upper cover 14 covers the slot 133 for fixing the motor 21.

Optionally, the upper cover 14 includes two cover bodies 141 and connecting ribs 142, the number of the cover bodies 141 is the same as the number of the required motors 21, and the connecting ribs 142 are connected between the two cover bodies 141, and each cover body 141 covers one clamping groove 133, of course, when the motors 21 are configured as one, the number of the cover bodies 141 is correspondingly set to one, at this time, the connecting ribs 142 may not be added, when the motors 21 are configured as three or more, the cover bodies 141 are correspondingly configured as three or more, and the connecting ribs 142 are respectively disposed between two adjacent cover bodies 141, which is determined according to the actual design situation.

Optionally, as shown in fig. 4, 6-8, the neck massager 100 further comprises a mounting frame 15 for mounting the first bevel gear 221, one end of the central axis of the first bevel gear 221 in the length direction is movably connected to the mounting frame 15, and the other end of the central axis of the first bevel gear 221 in the length direction is connected to the massage head 30; the two sets of mounting brackets 15 are obliquely arranged in a containing cavity formed by enclosing the bottom shell 12 and the upper shell 11, so that the massage heads 30 connected to the central shaft of the first bevel gear 221 are obliquely arranged. Exemplarily, the mounting bracket 15 sets up to two sets, two sets of mounting brackets 15 are located the left and right sides of motor 21, two sets of mounting brackets 15 all are equipped with two connecting seats of interval along the width direction of main part 10, be equipped with the bearing in the connecting seat, the center pin of first bevel gear 221 can pass through bearing swing joint in the connecting seat, it is used for connecting the left first bevel gear 221 of two sets of transmission shafts 223 to be located left mounting bracket 15, the mounting bracket 15 that is located the right side is used for connecting the first bevel gear 221 on two sets of transmission shafts 223 right sides, the inclination of the center pin of the first bevel gear 221 of multiunit can conveniently be restricted in setting through mounting bracket 15, and stabilize the operation of first bevel gear 221, make whole core compact structure and can the steady operation.

Optionally, as shown in fig. 5, a through hole 135 obliquely disposed and communicated with the outside of the bottom shell 12 is disposed at a position of the base 13 corresponding to the central axis of the first bevel gear 221, an inclination angle of the through hole 135 is consistent with an inclination angle of the mounting frame 15, the central axis of the first bevel gear 221 is exposed from the bottom shell 12 through the through hole 135, and extends out of the bottom shell 12 to be connected with the massage head 30, so that the central axis of the first bevel gear 221 is conveniently connected with the massage head 30.

Optionally, as shown in fig. 7-8, a flexible sleeve 50 is sleeved on one side of the main body 10 facing the neck 200 of the user, the flexible sleeve 50 wraps the massage head 30, the massage apparatus further includes a sensor and a controller, the sensor is used for detecting a pressure value borne by the massage head 30, the controller is electrically connected with the sensor and the motor 21, and the controller controls a voltage and/or a current output to the motor 21 according to the pressure value fed back by the sensor, so as to control a rotation speed of the massage head 30; the controller can be installed in the fastener 40 of main part 10 or both sides, detect the pressure value of massage head 30 with user's neck 200 arc effect through the sensor, after feedback signal of telecommunication to the controller, the controller is through increaseing or reducing voltage and current value to the rotational speed of control motor 21, the pressure value is big more, the controller control outputs bigger voltage and current value, improve motor 21 moment of torsion, prevent massage head 30 stalling, otherwise reduce the voltage and the current value of output, energy-conserving power.

Exemplarily, the two sides of the flexible sleeve 50 respectively correspond to the massage heads 30 connected by the two sets of gear sets to form a convex first arc-shaped structure 51, the first arc-shaped structure 51 can support the head of the user, a concave second arc-shaped structure 52 adapted to the neck 200 of the user is arranged between the two first arc-shaped structures 51, the use comfort of the user can be improved by the arrangement of the flexible sleeve 50, and the flexible sleeve 50 can be made of flexible materials such as fiber cloth.

In one alternative embodiment of the present invention, as shown in fig. 7, the sensor employs a capacitive pressure sensor 60, specifically a capacitive diaphragm pressure sensor, the diaphragm pressure sensor is mounted on the flexible sleeve 50 and is tightly attached to the inner side of the flexible sleeve 50, and the capacitive pressure sensor 60 has low input force and dwarfing energy, high dynamic response, small natural effect, and good environmental adaptability.

In another alternative embodiment of the present invention, as shown in fig. 8, the sensor is a piezoresistive pressure sensor 70, which is installed at the end of the massage head 30 facing the neck 200 of the user, the end of the piezoresistive pressure sensor 70 leaks out of the end of the massage head 30, and a piezoresistive pressure sensor 70 can be installed on one or more massage heads 30, and the piezoresistive pressure sensor 70 has low price, high precision and good linearity.

Alternatively, as shown in fig. 9, the massage head 30 includes a massage part 31, a connection part 32 and a fixing part 33, the connection part 32 is connected to the central axis of the first bevel gear 221, the connection part 32 is coaxially disposed with the central axis of the first bevel gear 221, the fixing part 33 is connected to the connection part 32, the massage part 31 is connected to the fixing part 33, and the massage part 31 is parallel to the connection part 32, so that when the motor 21 drives the massage head 30 to rotate, the massage part 31 rotates around the connection part 32 with the connection part 32 as an axis. In this embodiment, the massage part 31 and the central axis of the first bevel gear 221 are eccentrically arranged, and the massage part 31 may rotate based on a certain rotation radius, so as to drive the skin to rotate, thereby achieving a good massage effect.

Optionally, the neck massage apparatus 100 further comprises a heater for providing heat, the heater is installed on the massage head 30, in this embodiment, the heating head is installed on the massage head 30 by using the prior art, and through the arrangement of the heating head, the hot compress effect can be achieved in the massage process, and the massage effect is improved.

Optionally, the neck massage apparatus 100 further comprises a pulse generator for generating pulse current, the pulse generator is mounted on the massage head 30, in this embodiment, the pulse generator is of the prior art, and its electrode plate is mounted on the massage head 30, and the pulse generator generates low-frequency pulse current to stimulate the neck acupoints to improve the massage effect.

While the utility model has been described with reference to specific embodiments, the utility model is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. A neck massager is characterized by comprising a main body, a massage head and a driving mechanism arranged on the main body, wherein the main body is arc-shaped and is used for winding around the neck of a user, the driving mechanism comprises a motor and a transmission assembly, the transmission assembly comprises a gear set, the gear set comprises a first bevel gear and a second bevel gear which are meshed with each other, the central shaft of the first bevel gear is connected with the massage head, the central shaft of the second bevel gear is directly or indirectly connected with the motor, and the motor is used for driving the gear set to drive the massage head to rotate;

the massage head is positioned on one side of the shell, which faces the neck of a user, and the motor is installed on the base.

2. The neck massager of claim 1 wherein the base has a slot for mounting the motor, the slot having ribs therein for supporting the motor.

3. The neck massager of claim 1 wherein the drive assembly further comprises a drive shaft, the drive shaft is connected to the motor, the drive shaft is connected to at least two sets of the gear sets, and the center axis of the second bevel gear of the gear sets is connected to the drive shaft, so that the motor drives each set of the gear sets to rotate the massage heads through the drive shaft.

4. The neck massager of claim 3 wherein the drive mechanism comprises at least two motors and at least two sets of drive assemblies, each motor being connected to a respective drive shaft of one of the drive assemblies, such that each motor drives a respective drive shaft of each set of drive assemblies, and wherein the base is provided with at least two slots for receiving the at least two motors.

5. The neck massager of claim 2 wherein the main body further comprises an upper cover covering the slot for securing the motor.

6. The neck massager of claim 5 wherein the upper cover comprises at least two cover bodies and connecting ribs, the connecting ribs are connected between two adjacent cover bodies, and each cover body covers one of the slots.

7. The neck massager of claim 1 further comprising a mounting bracket for mounting the first bevel gear, wherein one end of the central axis of the first bevel gear in the length direction is movably connected to the mounting bracket, and the other end of the central axis of the first bevel gear in the length direction is connected to the massage head.

8. The neck massager of claim 1 wherein the base is integrally injection molded with the housing.

9. The neck massager of claim 1 wherein the massage head comprises a massage part, a connecting part and a fixing part, the connecting part is connected to the central axis of the first bevel gear and is coaxially arranged with the central axis of the first bevel gear, the fixing part is connected to the connecting part, the massage part is connected to the fixing part and is arranged in parallel with the connecting part, so that when the motor drives the massage head to rotate, the massage part rotates around the connecting part with the connecting part as an axis.

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