CN211326659U

CN211326659U - Massage device

Info

Publication number: CN211326659U
Application number: CN201922073413.3U
Authority: CN
Inventors: 本杰明·帕莎
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-25
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a massager, which belongs to the technical field of personal health care products and comprises a casing, a massage device and a power supply device, wherein the massage device and the power supply device are arranged in the casing, the massage device comprises a driving device, an actuating mechanism and a massage component, the outside of the actuating mechanism is provided with a casing, the head part of the casing is positioned in the casing and is rotationally connected with the casing, the top end of the casing is provided with a chute, the tail part of the casing penetrates out of the casing through the chute, a locking structure is arranged between the front side surface of the casing and the inner side surface of the casing, when the locking structure is in a locking state, the casing is fixed with the casing, when the locking structure is in an unlocking state, the casing can be rotationally adjusted around the casing to adapt to the requirements of different parts for massage, the driving device is positioned in the casing at the rear side of the casing and is fixedly connected with, the battery is electrically connected with the driving device through the switch module.

Description

Massage device

Technical Field

The utility model relates to the technical field of personal health care products, in particular to a massager.

Background

In the modern increasingly fast-paced life, personal care is becoming ubiquitous, and after a long day, people can use a simple instrument, namely a handheld massager, to perform therapeutic massage to achieve the purpose of reducing pressure.

Therefore, how to solve the problem that the massager in the prior art can not change the shape and only can massage a certain part of the body becomes a technical problem which needs to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a massager to solve the problem that the hand-held type massager can't change the form among the prior art.

The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of massager, be in including casing, setting the massage device, the setting of casing head are in the power supply unit of casing afterbody, wherein:

the massage device comprises a driving device, an actuating mechanism and a massage component, wherein a shell is wrapped outside the actuating mechanism, the head of the shell is positioned in the shell and is rotationally connected with the shell, the rotation axis is along the front-back direction of the shell, a sliding groove along the circumferential direction of the shell is arranged at the top end of the shell, the tail of the shell penetrates out of the shell through the sliding groove and can slide along the sliding groove, a locking structure is arranged between the front side surface of the shell and the inner side surface of the shell, when the locking structure is in a locking state, the shell is fixed with the shell, when the locking structure is in an unlocking state, the shell can rotate around the shell, the driving device is positioned at the rear side of the shell and is fixedly connected with the shell, and the driving end of the driving device penetrates through the shell and is in transmission connection with the actuating mechanism, the massage component penetrates from the bottom of the shell and is connected with the actuating mechanism;

the power supply device comprises a battery and a switch module, and the battery is electrically connected with the driving device through the switch module.

Preferably, the actuating mechanism is an eccentric wheel mechanism, and comprises an eccentric wheel and a connecting rod, the center of the eccentric wheel is in transmission connection with the driving device, one end of the connecting rod is in rotary connection with an eccentric shaft on the eccentric wheel, and the other end of the connecting rod is connected with the massage assembly.

Preferably, the massage subassembly includes reciprocating shaft, conversion head and massage head, the top of reciprocating shaft with connecting rod swivelling joint, the lateral surface of reciprocating shaft with the afterbody sliding connection of casing, the slip direction is followed the axial of reciprocating shaft, the conversion head is connected the bottom of reciprocating shaft, the massage head with the conversion head can be dismantled and be connected.

Preferably, the bottom end of the reciprocating shaft is provided with a first pin hole, the axis of the first pin hole is perpendicular to the axis of the reciprocating shaft, the conversion head is provided with a second pin hole coaxial with the first pin hole, and the first pin hole is aligned with the second pin hole and connected through a pin shaft.

Preferably, the massage head is in including the massage body, setting the first base of massage of the internal portion of massage, setting are in the inside bush of the first base of massage, be provided with the edge on the lateral wall of conversion head the connection arch of the radial extension of conversion head, the top end terminal surface of bush with the position that the connection arch corresponds is provided with downwardly extending's connecting groove, connecting arch follows connecting groove inserts in the bush, the connecting groove lower part is provided with the edge the draw-in groove that the unilateral extended of bush medial surface circumference folk prescription, connecting arch gets into rotatory income behind the connecting groove lower part in the draw-in groove.

Preferably, the conversion head is of a cylindrical structure with an opening at the top end, a first spring and a steel ball are arranged between the bottom end of the reciprocating shaft and the bottom end of the conversion head, a through hole with the diameter smaller than that of the steel ball is arranged at the bottom of the conversion head, the diameter of the first spring is smaller than that of the steel ball, the steel ball is located in the through hole, the first spring is located between the steel ball and the reciprocating shaft, a gasket is arranged between the bottom of the bushing and the base of the massage head, and when the conversion head is inserted into the bushing, the bottom surface of the conversion head is in contact with the gasket.

Preferably, the locking structure comprises a rotary button arranged between the front side surface of the shell and the shell, a first bulge is arranged on the rear side surface of the rotary button, a first groove matched with the first bulge is arranged on the front side surface of the shell, a button penetrating out of the shell is arranged at the center of the front side surface of the rotary button, a plurality of second bulges uniformly distributed along the circumferential direction of the rotary button are further arranged on the front side surface of the rotary button, a second groove matched with the second bulge is arranged at a position on the shell corresponding to the second bulge, a second spring is arranged between the rotary button and the shell, when the rotary button is pressed down, the second bulge is separated from the second groove, the locking structure is unlocked, the shell is rotated, and when the second bulge is aligned with the second groove again, the second spring drives the rotary button back to the locked state.

Preferably, the driving means is a motor.

Preferably, a mounting disc fixedly connected with the casing is arranged on the rear side of the housing, the motor is fixedly connected to the rear side surface of the mounting disc, and the driving end penetrates through the mounting disc.

Preferably, the front side center of mounting disc is provided with annular bulge, the eccentric wheel sets up inside the annular bulge, the rear side middle part of casing is provided with the circular port, the medial surface of circular port with the bellied lateral surface sliding connection of annular.

The utility model provides a pair of massager, its beneficial effect does:

the utility model provides a massager, which comprises a casing, a massage device and a power supply device, wherein the massage device is arranged at the head of the casing, the power supply device is arranged at the tail of the casing, the massage device comprises a driving device, an actuating mechanism and a massage component, a casing wrap is arranged outside the actuating mechanism, the head of the casing is arranged in the casing and is rotationally connected with the casing, a rotation axis is arranged along the front and back direction of the casing, a chute along the circumferential direction of the casing is arranged at the top end of the casing, the tail of the casing penetrates out of the casing through the chute and can slide along the chute, the driving device is positioned at the rear side of the casing and is fixedly connected with the casing, a driving end of the driving device penetrates through the casing and is in transmission connection with the actuating mechanism, the massage component penetrates into the casing from the bottom of the casing and is connected with the actuating mechanism, the casing is fixed with the casing, when the locking structure is in the unblock state, the casing can be rotatory around the casing, foretell power supply unit includes battery and switch module, the battery passes through the switch module and is connected with drive arrangement electricity, manual operation switch module when using, when the power switch-on, drive arrangement operation, drive the massage device motion through actuating mechanism and massage, when the different positions of needs massage, can operate the locking structure, adjust the unlocking state with the locking structure and rotate massage device, make its transform direction, when reacing required direction, the operation locking structure gets back to the locking state and massages, the massager that this application provided, massage device's angle can be adjusted, can transform the form in order to adapt to the massage at different positions.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a view showing an external structure of a massage device according to an embodiment of the present invention;

FIG. 2 is an exploded view of the massage device according to the embodiment of the present invention;

FIG. 3 is an exploded view of the massager shown in the embodiment of the present invention;

FIG. 4 is an exploded view of the massager shown in the embodiment of the present invention;

figure 5 is an exploded view of the massage assembly shown in the embodiment of the present invention;

figure 6 is a cross-sectional view of the massage assembly shown in the embodiment of the present invention;

fig. 7 is a structural view of a conversion head and a bushing according to an embodiment of the present invention.

In the figure: 1. a housing; 2. a housing; 3. a chute; 4. a battery; 5. a switch module; 6. an eccentric wheel; 7. a connecting rod; 8. an eccentric shaft; 9. a reciprocating shaft; 10. a conversion head; 11. a first pin hole; 12. a second pin hole; 13. a pin shaft; 14. a massage body; 15. a massage head base; 16. a bushing; 17. a connecting projection; 18. a connecting groove; 19. a card slot; 20. a first spring; 21. steel balls; 22. a gasket; 23. rotating the button; 24. a first protrusion; 25. a first groove; 26. a second protrusion; 27. a second groove; 28. a second spring; 29. a motor; 30. mounting a disc; 31. an annular protrusion.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1 to 7, the massager provided by the present application comprises a casing 1, a massage device and a power supply device, wherein the casing 1 comprises a short cylindrical head and a long cylindrical tail, a cylindrical surface of the head is connected with an end surface of the tail into an integral structure, the massage device is arranged at the head of the casing 1, the power supply device is arranged at the tail of the casing 1, the massage device comprises a driving device, an actuating mechanism and a massage assembly, the actuating mechanism is externally wrapped by a casing 2, the casing 2 comprises a short cylindrical head and a tail extending along the radial direction of the head, the head and the tail are both hollow structures and are communicated with each other, the outer diameter of the head of the casing 2 can be equal to the inner diameter of the head of the casing 1, the head of the casing 2 is positioned in the head of the casing 1, a chute 3 is arranged at the head of the casing 1 along the circumferential direction of the casing 1, the chute 3 is communicated with the inner, due to the presence of the sliding slot 3, the shell 2 can rotate around the axis of the casing 1, the massage assembly penetrates into the shell 2 from the bottom of the shell 2 along the radial direction of the head of the shell 2, connected with an actuating mechanism positioned in the shell 2, therefore, when the shell 2 rotates, the massage component is driven to rotate together, a locking structure is arranged between the front end surface of the shell 2 and the inner side surface of the machine shell 1, when the locking structure is in a locking state, the shell 2 and the machine shell 1 are in a fixed state and can not rotate relatively, when the locking structure is in an unlocking state, the shell 2 can rotate around the axis of the machine shell 1 to adjust the angle, the driving device is positioned in the machine shell 1 at the rear side of the shell 2 and is fixedly connected with the machine shell 1, the driving end of the driving device passes through the shell 2 and is connected with the actuating mechanism in a transmission way, the power supply device comprises a battery 4 and a switch module 5, wherein the battery 4 is electrically connected with the driving device through the switch module 5. When the massage device is used, the angle of the massage component is adjusted according to different massage parts, the locking structure is adjusted to be in the unlocking state during adjustment, the shell 2 can drive the massage component to rotate at the moment, the locking structure is adjusted to be in the locking state when the angle is adjusted to be at a required angle, then the operation switch module 5 is switched on, and the driving device drives the massage component to move through the execution mechanism to massage.

The above-mentioned executing mechanism may be an eccentric wheel 6 mechanism, which includes an eccentric wheel 6 and a connecting rod 7, the eccentric wheel 6 may include a disk-shaped wheel body, a driving end of the driving device may be in transmission connection with a center of the wheel body, for example, a shaft hole may be provided at the center of the wheel body, the driving device may be a motor 29, an output shaft of the motor 29 penetrates through the housing 2 and then is inserted into the shaft hole to drive the wheel body to rotate, an eccentric shaft 8 is provided at a position far from the shaft hole on a front end surface of the wheel body, one end of the connecting rod 7 is in rotational connection with the eccentric.

Foretell massage subassembly includes reciprocating shaft 9, conversion head 10 and massage head, reciprocating shaft 9 carries out swivelling joint with connecting rod 7 in penetrating the casing 2 head by the afterbody bottom of casing 2, the lateral surface of reciprocating shaft 9 is sliding connection with the afterbody of casing 2, the radial direction of casing 2 head is followed to the slip direction, when drive arrangement drives eccentric wheel 6 rotatory, reciprocating shaft 9 can realize reciprocating telescopic motion, conversion head 10 is connected in reciprocating shaft 9's bottom, the massage head can be dismantled with conversion head 10 and be connected, so can change the massage head of different shapes, massage different positions to the health.

The reciprocating shaft 9 and the conversion head 10 may be connected by a pin 13, a first pin hole 11 may be disposed at a bottom end of the reciprocating shaft 9, an axis of the first pin hole 11 is perpendicular to an axis of the reciprocating shaft 9, the conversion head 10 may have a cylindrical structure with an open top end, a second pin hole 12 penetrating the conversion head 10 in a radial direction of the conversion head 10 is disposed on the conversion head 10, and during installation, the reciprocating shaft 9 is inserted into the conversion head 10 to overlap the axes of the first pin hole 11 and the second pin hole 12, and then the pin 13 is inserted for fixation.

The massage head can comprise a massage body 14, a massage head base 15 arranged in the massage body 14 and a shaft bushing 16 arranged in the massage head base 15, an opening at the top end of the massage head is sleeved outside the massage head base 15, a corrugated protrusion can be arranged on the outer side surface of the massage head base 15, a corrugated groove is arranged in the massage head, when the massage head is sleeved on the massage head base 15, the massage head can be fixedly connected, a connecting protrusion 17 extending along the radial direction of the conversion head 10 is arranged on the outer side wall of the conversion head 10, a connecting groove 18 extending downwards is arranged on the top end surface of the shaft bushing 16 at a position corresponding to the connecting protrusion 17, the depth of the connecting groove 18 along the radial direction of the shaft bushing 16 can be equal to the thickness of the connecting protrusion 17 along the radial direction of the conversion head 10, the length of the connecting groove 18 along the axial direction of the shaft bushing 16 is greater than the length of the, the length of the upper half part of the connecting groove 18 in the circumferential direction of the shaft bushing 16 is equal to the length of the connecting protrusion 17 in the circumferential direction of the conversion head 10, the lower half part of the connecting groove 18 extends in the left or right single direction in the circumferential direction of the shaft bushing 16, the extending part forms a clamping groove 19, the length of the clamping groove 19 in the axial direction of the shaft bushing 16 is equal to the length of the connecting protrusion 17 in the axial direction of the conversion head 10, during connection, the connecting protrusion 17 aligns with the connecting groove 18 and is inserted into the shaft bushing 16, when the connecting protrusion 17 is inserted into the bottom of the connecting groove 18, the conversion head 10 is rotated, the connecting protrusion 17 is clamped into the clamping groove 19 to be.

In order to prevent the shaft bushing 16 from being disconnected with the conversion head 10 and falling off during the operation of the massager, a through hole penetrating through the conversion head 10 is arranged at the bottom of the conversion head 10, a steel ball 21 and a first spring 20 are arranged between the through hole and the reciprocating shaft 9, the diameter of the steel ball 21 is larger than that of the through hole, the steel ball 21 is positioned in the through hole, when the steel ball 21 is placed in the through hole, the bottom end of the steel ball 21 is lower than that of the conversion head 10, the diameter of the first spring 20 is smaller than that of the steel ball 21, the first spring 20 is arranged between the steel ball 21 and the reciprocating shaft 9, when the reciprocating shaft 9 is connected with the conversion head 10, the first spring 20 is in a compressed state, a gasket 22 for sealing the bottom end of the shaft bushing 16 is arranged between the bottom end of the shaft bushing 16 and the massage head base 15, when the conversion head 10 is connected with the shaft bushing 16, the bottom end surface of the conversion head 10 is contacted, because of the existence of the elasticity of the first spring 20, make and have a force that keeps away from each other axially between head 10 and the bushing 16 all the time, connect what protruding 17 and neck 19 were connected is more firm from this, prevent to break away from connecting in the use, simultaneously when changing the massage head, rotatory massage head, after connecting protruding 17 and neck 19 and breaking away from, first spring 20 resumes deformation and pops out the massage head from head 10, the change of being convenient for, moreover because of the existence of first spring 20, still can play the effect of making an uproar in the massager use.

The locking structure comprises a rotary button 23 arranged between the front side surface of the shell 2 and the inner side surface of the shell 1, the rotary button 23 can be disc-shaped, one or more first bulges 24 are arranged on the rear side surface of the rotary button 23, for example, the first bulges 24 are six, the six first bulges 24 are radially distributed along the circumferential direction of the rotary button 23, six first grooves 25 matched with the first bulges 24 are also arranged on the front side surface of the shell 2, the first bulges 24 are positioned in the first grooves 25 and prevent the rotary button 23 and the shell 2 from rotating relatively, a disc protruding towards the front side of the rotary button 23 is arranged at the center of the front end surface of the rotary button 23, a circular through hole for the disc to penetrate out of the shell 1 is arranged at the position of the front end surface of the shell 1 corresponding to the disc, the inner diameter of the circular through hole is equal to the outer diameter of the disc, a plurality of second bulges 26 are also arranged on the front end surface of, for example, the number of the second protrusions 26 is six, the six second protrusions 26 are radially distributed along the circumference of the rotary button 23, each second protrusion 26 extends along the radial direction of the disk from the outer side surface of the disk, the included angle between two adjacent second protrusions 26 is equal, a plurality of second grooves 27 matched with the second protrusions 26 are arranged on the surface of the housing 1 opposite to the rotary button 23, a second spring 28 is arranged between the center of the rear side surface of the rotary button 23 and the housing 2, the locking structure is in the initial state, that is, the second protrusions 26 are located in the second grooves 27, the disk is located in the circular through hole, the bottom end of the first protrusion 24 is located inside the top end of the first groove 25, when the massage device needs to be rotated, the rotary button 23 is pressed down along the axial direction, the second protrusions 26 are separated from the second grooves 27, the first protrusions 24 completely enter the first grooves 25, at this moment, the locking structure is in an unlocked state, the massage device is rotated, the shell 2, the massage device and the rotary button 23 rotate together, when the second protrusion 26 is aligned with the second groove 27 again, the spring recovers deformation and rebounds the rotary button 23, the second protrusion 26 returns to the second groove 27 again, and the locking structure returns to a locked state.

The driving device may be a motor 29, for example, a dc motor 29, or an adjustable speed motor 29, a mounting plate 30 may be disposed on the casing 1 at the rear side of the casing 2, the mounting plate 30 is fixedly connected to the casing 1, the mounting plate 30 may be a disc, a plurality of threaded holes may be disposed at an edge of the mounting plate 30, the mounting plate is fixedly connected to the casing 1 by screws, the motor 29 is fixedly connected to the rear side of the mounting plate 30, an annular protrusion 31 is disposed at a center of a front side of the mounting plate 30, the eccentric wheel 6 is disposed inside the annular protrusion 31, a through hole for passing an output shaft of the motor 29 is disposed at a center of the mounting plate 30, the output shaft of the motor 29 passes through the mounting plate 30 and is connected to a shaft hole of the eccentric wheel 6, a circular hole for passing the annular protrusion 31 is disposed at a center of a rear side of the casing 2, an inner side of the circular hole, the circular hole can be used for inserting the annular protrusion 31 into the housing 2, and the annular protrusion 31 can also be used as a rotating shaft for rotating the housing 2.

The switch module 5 is arranged between the battery 4 and the motor 29, one end of the switch module is electrically connected with the battery 4, the other end of the switch module is electrically connected with the motor 29, a through hole for the key of the switch module 5 to penetrate out of the shell 1 is arranged at the position of the tail part of the shell 1 close to the head part, and the key penetrates out of the through hole.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A massager is characterized by comprising a machine shell (1), a massage device arranged at the head part of the machine shell (1) and a power supply device arranged at the tail part of the machine shell (1), wherein:

the massage device comprises a driving device, an executing mechanism and a massage assembly, wherein a shell (2) is wrapped outside the executing mechanism, the head of the shell (2) is positioned in the shell (1) and is rotationally connected with the shell (1), the rotation axis is along the front and back directions of the shell (1), a sliding groove (3) along the circumferential direction of the shell (1) is arranged at the top end of the shell (1), the tail part of the shell (2) penetrates out of the shell (1) through the sliding groove (3) and can slide along the sliding groove (3), a locking structure is arranged between the front side surface of the shell (2) and the inner side surface of the shell (1), when the locking structure is in a locking state, the shell (2) is fixed with the shell (1), and when the locking structure is in an unlocking state, the shell (2) can rotate around the shell (1), the driving device is positioned at the rear side of the shell (2) and is fixedly connected with the machine shell (1), the driving end of the driving device penetrates through the shell (2) to be in transmission connection with the executing mechanism, and the massage component penetrates from the bottom of the shell (2) to be connected with the executing mechanism;

the power supply device comprises a battery (4) and a switch module (5), wherein the battery (4) is electrically connected with the driving device through the switch module (5).

2. The massager according to claim 1, wherein the actuating mechanism is an eccentric wheel mechanism comprising an eccentric wheel (6) and a connecting rod (7), the center of the eccentric wheel (6) is in transmission connection with the driving device, one end of the connecting rod (7) is in rotational connection with an eccentric shaft (8) on the eccentric wheel (6), and the other end of the connecting rod (7) is connected with the massage assembly.

3. The massager as claimed in claim 2, wherein the massage assembly comprises a reciprocating shaft (9), a conversion head (10) and a massage head, the top end of the reciprocating shaft (9) is rotatably connected with the connecting rod (7), the outer side surface of the reciprocating shaft (9) is slidably connected with the tail part of the shell (2), the sliding direction is along the axial direction of the reciprocating shaft (9), the conversion head (10) is connected with the bottom end of the reciprocating shaft (9), and the massage head is detachably connected with the conversion head (10).

4. The massager according to claim 3, wherein the bottom end of the reciprocating shaft (9) is provided with a first pin hole (11), the axis of the first pin hole (11) is perpendicular to the axis of the reciprocating shaft (9), the conversion head (10) is provided with a second pin hole (12) coaxial with the first pin hole (11), and the first pin hole (11) and the second pin hole (12) are connected through a pin shaft (13) in alignment.

5. The massager according to claim 3, wherein the massage head comprises a massage body (14), a massage head base (15) arranged inside the massage body (14), a bushing (16) arranged inside the massage head base (15), the outer side wall of the conversion head (10) is provided with a connecting bulge (17) extending along the radial direction of the conversion head (10), a connecting groove (18) extending downwards is arranged at the position of the end surface of the top end of the shaft bushing (16) corresponding to the connecting bulge (17), the coupling protrusion (17) is inserted into the shaft bushing (16) along the coupling groove (18), a clamping groove (19) which extends along the circumferential direction of the inner side surface of the shaft bushing (16) in a single direction is arranged at the lower part of the connecting groove (18), the connecting bulge (17) enters the lower part of the connecting groove (18) and then rotates into the clamping groove (19).

6. The massager according to claim 5, wherein the conversion head (10) is a cylindrical structure with an open top, a first spring (20) and a steel ball (21) are arranged between the bottom end of the reciprocating shaft (9) and the bottom end of the conversion head (10), a through hole with a diameter smaller than that of the steel ball (21) is arranged at the bottom of the conversion head (10), the diameter of the first spring (20) is smaller than that of the steel ball (21), the steel ball (21) is located in the through hole, the first spring (20) is located between the steel ball (21) and the reciprocating shaft (9), a gasket (22) is arranged between the bottom of the bushing (16) and the massage head base (15), and when the conversion head (10) is inserted into the bushing (16), the bottom surface of the conversion head (10) is in contact with the gasket (22).

7. The massager according to claim 1, wherein the locking structure comprises a rotary button (23) arranged between the front side of the housing (2) and the casing (1), a first protrusion (24) is arranged on the rear side of the rotary button (23), a first groove (25) matched with the first protrusion (24) is arranged on the front side of the housing (2), a button penetrating out of the casing (1) is arranged at the center of the front side of the rotary button (23), a plurality of second protrusions (26) uniformly distributed along the circumferential direction of the rotary button (23) are further arranged on the front side of the rotary button (23), a second groove (27) matched with the second protrusion (26) is arranged on the casing (1) at a position corresponding to the second protrusion (26), and a second spring (28) is arranged between the rotary button (23) and the housing (2), when the rotary button (23) is pressed, the second protrusion (26) is disengaged from the second groove (27), the locking structure is unlocked, the housing (2) is rotated, and when the housing (2) is rotated to the state that the second protrusion (26) is aligned with the second groove (27) again, the second spring (28) drives the rotary button (23) to return to the locking state.

8. A massager according to claim 2, wherein said driving means is a motor (29).

9. The massager as claimed in claim 8, wherein the housing (2) is provided at a rear side thereof with a mounting plate (30) fixedly connected with the casing (1), the motor (29) is fixedly connected to a rear side surface of the mounting plate (30) and a driving end thereof passes through the mounting plate (30).

10. The massager according to claim 9, wherein the front side of the mounting plate (30) is centrally provided with an annular protrusion (31), the eccentric wheel (6) is arranged inside the annular protrusion (31), and the middle of the rear side of the housing (2) is provided with a circular hole, and the inner side of the circular hole is slidably connected with the outer side of the annular protrusion (31).