CN114948660A

CN114948660A - Fascia gun

Info

Publication number: CN114948660A
Application number: CN202111671972.XA
Authority: CN
Inventors: 臧传美
Original assignee: Zhejiang Aerlang Technology Co Ltd
Current assignee: Zhejiang Aerlang Technology Co Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-30

Abstract

The present invention relates to a fascial gun comprising: the device comprises a shell, a handle and a control device, wherein the shell comprises a main machine body and a handle which are arranged at an angle, the main machine body is provided with a first cavity which is arranged along the transverse axial direction, the handle is provided with a second cavity, and the second cavity is communicated with the first cavity; a battery assembly disposed in the main body; the driving assembly is arranged in the second cavity; the transmission assembly is arranged in the first cavity and is in transmission connection with the driving assembly; wherein, the height of the lower bottom surface of the battery component is higher than or equal to the height of the upper surface of the driving component; according to the technical scheme, the battery assembly is arranged in the main body, and the height of the battery assembly far away from the upper surface of the driving assembly prevents the influence of a large amount of heat generated by the operation of the driving assembly on the battery assembly in the use process of the fascia gun, so that the heat dissipation in the body of the fascia gun is enhanced, and the utilization rate of the internal space of the fascia gun is improved.

Description

Fascia gun

Technical Field

The invention relates to the technical field of fascia guns, in particular to a fascia gun.

Background

With the continuous improvement of living standard of people, more and more people like to build up health in a body-building mode, whether professional athletes or body-building enthusiasts have experience of muscle soreness, and in order to relieve the muscle soreness, a fascia gun appears in the eyes of the public. The fascia rifle is through control vibration frequency, alleviates muscle spasm, increases the blood flow, shortens the ache recovery time by a wide margin, but the fascia rifle motor when using can produce a large amount of heats, and fascia rifle battery and motor among the prior art all set up in the handle, and the setting of motor is hugged closely to the battery causes heat transfer easily, influences performance between them.

Disclosure of Invention

The invention aims to provide a fascia gun to solve the problem that heat cannot be transferred because a battery of the existing fascia gun is tightly attached to a motor.

In order to achieve the purpose, the invention adopts the following technical scheme:

a fascial gun, comprising:

the portable electronic device comprises a shell, a handle and a main body, wherein the shell comprises a main body and the handle, the main body and the handle are arranged at an angle, the main body is provided with a first cavity which is formed along the transverse axial direction, the handle is provided with a second cavity, and the second cavity is communicated with the first cavity;

a battery assembly disposed in the main body;

a drive assembly disposed within the second cavity;

the transmission assembly is arranged in the first cavity and is in transmission connection with the driving assembly; wherein, the lower bottom surface height of battery pack is higher than or equal to the upper surface height of drive assembly.

Preferably, the main body comprises an upper shell and a lower shell which are separated, and the transmission assembly is positioned between the upper shell and the lower shell;

the battery assembly is entirely positioned in the first cavity, positioned above the transmission assembly and fixedly connected with the upper shell; or, the battery component is completely positioned in the first cavity, is positioned below the transmission component and is fixedly connected with the lower shell.

Preferably, when the battery assembly is fixedly connected with the upper case, the inner surface of the upper case is provided with a first battery mounting groove and at least one first limiting plate located in the first battery mounting groove, and the battery assembly is fixed in the first battery mounting groove by a first fixing structure;

the first fixing structure comprises a first mounting column and a first pressing plate, and the first limiting plate extends from the inner surface of the upper shell to the lower shell; be formed with first spacing groove on the first limiting plate, battery pack at least part set up in the first spacing groove, first erection column set up in first spacing groove or the both sides or the tip of first battery mounting groove, first crimping board fixed connection in first erection column will battery pack be fixed in first spacing groove with between the first crimping board.

Preferably, the main body comprises an upper shell and a lower shell which are split, the transmission assembly is positioned between the upper shell and the lower shell, the upper shell comprises a battery installation cavity, the battery installation cavity is formed by the outer side surface of the upper shell in a concave mode along the thickness direction of the upper shell, and the battery assembly is arranged in the battery installation groove; the main body further comprises a crimping cover, and the crimping cover is detachably connected to the opening of the battery installation cavity.

Preferably, the inner surface of the pressure welding cover directly abuts against the surface of the battery pack, or one or more limiting convex strips are further arranged on the side surface of the pressure welding cover facing the battery pack, and each limiting convex strip abuts against the battery pack;

the direct butt in battery pack's surface of inner wall in battery installation cavity, perhaps, the inner wall side in battery installation cavity has one or more fixed rib, fixed rib with battery pack butt sets up.

Preferably, the main body comprises an upper shell, a hump and a lower shell, the upper shell and the lower shell form the first cavity, the hump is arranged on the upper shell, the hump is provided with a third cavity, and the battery assembly is at least partially fixed in the third cavity.

Preferably, the hump and the upper shell are of an integrated structure and are formed by upward protruding of the upper surface of the upper shell, and the third cavity is communicated with the first cavity;

the battery assembly comprises a first battery, and the first battery is fixed in the third cavity through a third fixing structure;

the third fixing structure comprises second limiting plates, second mounting columns and second crimping plates, the second limiting plates are formed by extending the inner surfaces of the humps towards the lower shell, a second battery mounting groove is formed between the two second limiting plates, and at least part of the first battery is located in the second battery mounting groove; the second installation column is arranged on the inner surface of the hump and extends towards the lower shell, the second crimping plate is correspondingly fixed with the second installation column, and the first battery is fixed between the hump and the second crimping plate; or, be formed with the second spacing groove on the second limiting plate, first battery set up in the second spacing groove, the second erection column set up in the both sides or the tip in second spacing groove, second crimping board fixed connection in the second erection column will battery pack is fixed in the second spacing groove with between the second crimping board. .

Preferably, the upper shell and the hump are of a split structure, and the hump is detachably connected to the upper surface of the upper shell;

the battery assembly comprises a first battery, and the first battery is fixed in the third cavity through a third fixing structure and is electrically connected with the main control board in the first cavity or the second cavity;

the third fixing structure comprises a second limiting plate, a second mounting column and a second crimping plate, a second limiting groove is formed in the second limiting plate, the first battery is arranged in the second limiting groove, the second mounting column is arranged on two sides or the end part of the second limiting groove, and the second crimping plate is fixedly connected to the second mounting column and used for fixing the battery assembly between the second limiting groove and the second crimping plate; or the second limiting plate is formed by extending the inner surface of the hump towards the lower shell, a second battery mounting groove is formed between the two second limiting plates, and at least part of the first battery is positioned in the second battery mounting groove; the second installation column is arranged on the inner surface of the hump and extends towards the lower shell direction, and the second crimping plate is correspondingly fixed with the second installation column to fix the first battery between the hump and the second crimping plate.

Preferably, the battery assembly further comprises a second battery located in a third battery mounting groove in the first cavity; the second battery is fixedly connected with the inner surface of the upper shell or the lower shell through a fourth fixing structure, and the second battery is electrically connected with one or both of the first battery and the main control board;

the fourth fixing structure comprises a third limiting plate or a third battery mounting groove, a third mounting column and a third crimping plate, wherein at least one third limiting plate is formed by inwards extending the inner surface of the upper shell or the lower shell and is positioned in the third battery mounting groove, and at least part of the second battery is positioned in the third battery mounting groove; the third mounting column is arranged on the side edge or the end part of the third limiting plate or the third battery mounting groove, the third crimping plate and the third mounting column are correspondingly fixed, and the second battery is fixed between the third crimping plate and the upper shell or between the third crimping plate and the lower shell.

Preferably, the battery assembly is positioned on the rotating axis of the driving assembly, and a heat insulation structure is arranged between the battery assembly and the driving assembly;

the driving assembly comprises a driving motor, any one or the combination of a motor mounting rack and a heat insulation plate is arranged in the second cavity, the motor mounting rack is fixedly connected with the lower shell, the driving motor is fixedly connected with the motor mounting rack, and the heat insulation plate is positioned between the motor mounting rack and the driving motor;

the handle is provided with heat dissipation holes corresponding to the driving motor.

Preferably, the heat insulation plate is located in the second cavity, the shape of the heat insulation plate corresponds to the shape of the cross section of the second cavity, a first notch is formed in one side of the heat insulation plate, and a first wire passing groove is formed in the heat insulation plate and is formed in the inner wall of the second cavity, or the first notch is a first wire passing groove.

Preferably, when the battery assembly is fixedly connected to the lower case, a second limiting plate and a second battery mounting groove surrounded by a plurality of second limiting plates are disposed on the inner surface of the lower case, and the battery assembly is fixed in the second battery mounting groove by a second fixing structure;

the second fixing structure comprises a battery fixing piece and battery fixing columns, the battery fixing piece comprises an abutting portion and at least two fixing portions, the abutting portion is located in the middle of the battery fixing piece, the two fixing portions are located at the end portions of the battery fixing piece, the abutting portion is tightly attached to the outer surface of the battery assembly, the battery fixing columns are arranged on the inner surface of the lower shell, and the fixing portions are fixedly connected with the corresponding battery fixing columns.

Preferably, the projection of the battery assembly on the horizontal plane of the transverse axis is staggered with the projection of the driving assembly on the horizontal plane of the transverse axis;

the driving assembly comprises a driving motor, the driving motor is fixedly connected with the lower shell through a motor mounting frame, the upper part of the driving motor is fixedly connected with the motor mounting frame, and a heat insulation plate is arranged between the motor mounting frame and the driving motor;

Preferably, the drive assembly is arranged at one end of the first cavity far away from the transmission assembly, the axis of the output shaft of the drive assembly is parallel or collinear with the transverse axis,

the driving assembly comprises a driving motor, the transmission assembly is provided with an installation frame, the installation frame is of an L-shaped structure and comprises a transverse part and a vertical part, the driving assembly is fixed on the vertical part, and the output shaft penetrates through the vertical part to be connected with the transmission assembly; the transmission assembly is at least partially mounted on the cross portion.

Preferably, the main body includes an upper case, a lower case and a lengthened outer case, the first cavity is formed between the upper case and the lower case, the lengthened outer case is located at the rear end of the main body, the lengthened outer case has a fourth cavity, and the battery pack is at least partially fixed in the fourth cavity.

Preferably, the lengthened outer shell comprises an outer shell and an inner shell, the outer shell is fixedly connected with the rear ends of the upper shell and the lower shell, and the inner shell is fixedly arranged in the outer shell and is provided with the fourth cavity;

the end part, close to the upper shell, of the inner shell is provided with a wire passing hole, and the fourth cavity and the first cavity are communicated through the wire passing hole.

Preferably, a clamping groove is formed in the end part, close to the upper shell, of the shell, and a buckle is arranged at the corresponding part of the upper shell and clamped in the clamping groove; mounting holes are formed in the end part, close to the lower shell, of the shell and in the corresponding part of the lower shell, and the shell is detachably connected with the lower shell through a fastener;

or a clamping groove is formed in the end part, close to the lower shell, of the shell, and a buckle is arranged at the corresponding part of the lower shell and clamped in the clamping groove; the shell is close to all be equipped with the mounting hole on the tip of epitheca with the epitheca corresponding part, the shell with the epitheca passes through the fastener and can dismantle the connection.

Preferably, the main body further comprises a reciprocating part for mounting the massage head;

the transmission assembly comprises a transmission connecting rod and an eccentric structure, the eccentric structure is sleeved on an output shaft of the driving assembly and is connected with the transmission connecting rod in a rotating mode, the other end of the transmission connecting rod is connected with the reciprocating portion in a rotating mode, the eccentric structure comprises a first bearing with an eccentric inner ring, the eccentric inner ring is provided with a connecting hole which is eccentrically arranged, and the output shaft is fixedly connected with the connecting hole and drives the first bearing to rotate eccentrically.

Preferably, the massage head device further comprises a double-massage head assembly which is in transmission connection with the transmission assembly and comprises a first massage head and a second massage head which are arranged up and down, and the first massage head and the second massage head do reciprocating motion under the action of the transmission assembly;

a part or all of the mounting rack is arranged in the first cavity, the mounting rack is fixedly connected with the main body, the driving assembly is installed at one end of the mounting rack, and the transmission assembly is installed at the other end of the mounting rack;

the mounting frame comprises a first part, a second part and a connecting part for connecting the first part and the second part, the first part and the second part are distributed in a staggered manner, a space is arranged below the first part, the driving assembly is positioned in the space and fixed below the first part upwards, and at least part of the driving assembly is positioned on the second part; the second part is provided with a supporting column, and the transmission assembly is rotationally connected with the supporting column;

or a space is arranged above the first part, the driving assembly is positioned in the space and fixed above the first part downwards, and at least part of the transmission assembly is positioned on the second part; the second part is provided with a supporting column, and the transmission assembly is rotationally connected with the supporting column;

the transmission assembly comprises an eccentric part, a main connecting rod, an upper auxiliary connecting rod, a lower auxiliary connecting rod and a conversion connecting rod, the eccentric part is arranged on an output shaft of the driving assembly, one end of the main connecting rod is rotatably connected with the eccentric part, the other end of the main connecting rod is rotatably connected with the upper auxiliary connecting rod, the conversion connecting rod is rotatably connected with the mounting frame, and the two ends of the conversion connecting rod are respectively connected with the upper auxiliary connecting rod and the lower auxiliary connecting rod; the upper auxiliary connecting rod is connected with the first massage head, and the lower auxiliary connecting rod is connected with the second massage head;

the double-massage head assembly further comprises a first piston and a second piston, the first massage head is in transmission connection with the upper auxiliary connecting rod through the first piston, and the upper auxiliary connecting rod is in rotary connection with the first piston; the second massage head is in transmission connection with the upper auxiliary connecting rod through the second piston, and the upper auxiliary connecting rod is in rotary connection with the second piston;

the shell comprises an upper piston hole and a lower piston hole, the upper piston hole corresponds to the first piston, and the first piston reciprocates in the upper piston hole under the action of the transmission assembly; the lower piston hole corresponds to the second piston, and the second piston reciprocates in the lower piston hole under the action of the transmission assembly.

Preferably, the main body includes a reciprocating part, a head cover, an upper case and a lower case, the head cover being fixedly coupled with the upper case and the lower case; the anti-vibration tool is characterized in that the head cover is also internally provided with an anti-vibration sleeve and a steel sleeve, the head cover is internally provided with an installation cavity for installing the anti-vibration sleeve and the steel sleeve, the front end of the anti-vibration sleeve is wrapped on the front end of the steel sleeve, and the rear end of the anti-vibration sleeve is wrapped on the rear end of the steel sleeve;

the steel sleeve is provided with a piston hole, the reciprocating part is of a piston structure and comprises a piston main body and a connecting block, the piston main body is detachably connected with the connecting block, and the tail end of the connecting block is rotatably connected with the transmission assembly; the piston main body is of a hollow structure and is used for exposing the joint of the piston main body and the connecting block; the inner wall of the piston hole is provided with a longitudinal oil filling groove;

and a compression joint ring is also arranged in the head cover, is positioned at the rear end of the shockproof sleeve and is fixedly connected with the rear end of the head cover and used for limiting the shockproof sleeve and the steel sleeve in an installation cavity of the head cover.

Preferably, the display device further comprises a display assembly and an operation assembly, wherein the display assembly comprises a display part and a display circuit board; the operating assembly comprises an operating piece and a main control board;

the display assembly is positioned at the rear end of the main body or positioned on the side surface of the main body or positioned on the hump top surface of the main body or positioned on the side surface of the handle or positioned at the bottom of the handle;

the operation assembly is positioned on the rear end of the main body or positioned on the side surface of the main body or positioned on the hump top surface of the main body or positioned on the side surface of the handle or positioned at the bottom of the handle.

Preferably, a hot and cold compress assembly is further included;

the cold and hot compress assembly is positioned in the massage head, the massage head comprises a massage head cover body, a massage head rod body and a massage head bottom cover, a communicated cavity is formed between the massage head rod body and the massage head cover body, and the cold and hot compress assembly is positioned in the cavity; the cold and hot compress assembly comprises a temperature control structure, a mounting plate, a power supply and a temperature switch, the temperature control structure is attached to the massage head cover body, the temperature control structure is fixedly connected with the massage head cover body or the massage head rod body, the temperature switch is fixed on the side surface of the temperature control structure, a switch notch is formed in the side edge of the massage head cover body at a position corresponding to the side edge of the massage head cover body, the temperature switch penetrates out of the massage head cover body, the power supply is arranged in the massage head rod body, and a power supply charging port connected with the power supply is fixed on the massage head bottom cover;

alternatively, the first and second electrodes may be,

the main body comprises an upper shell, a lower shell and a rear cover, the rear cover is located at the rear end of a first cavity and is fixedly connected with the upper shell and the lower shell, the cold and hot compress assembly is fixed in the rear cover and comprises a contact piece, a temperature control structure, a mounting plate and a change-over switch, the contact piece is fixed at the outermost side of the rear cover, the temperature control structure is fixed at the innermost side of the rear cover and is located between the contact piece and the mounting plate, one side of the temperature control structure is connected with the mounting plate, the other side of the temperature control structure is abutted against the contact piece, and the change-over switch is connected with the temperature control structure and penetrates out of a first switch through hole in the side face of the rear cover;

alternatively, the first and second electrodes may be,

the handle has the second cavity of the horizontal axis of perpendicular to, the lower extreme of handle has the bottom, cold and hot compress subassembly is fixed in the bottom, cold and hot compress subassembly includes contact piece, temperature control structure, mounting panel and change over switch, the contact piece is fixed the outside of bottom, the temperature control structure is fixed the innermost side of bottom, the temperature control structure is located the contact piece with between the mounting panel, one side with the mounting panel is connected, the another side with the contact piece is contradicted, change over switch with the temperature control structure is connected, and follows wear out in the second switch through-hole of the side of bottom.

Preferably, a light emitting assembly is also included; the light-emitting component comprises a light-emitting ring, a light-emitting piece and a light-emitting circuit board; the light-emitting component is positioned at the rear end of the main body, or positioned in the head cover at the front end of the main body, or positioned at the lower end of the handle; the luminous piece is an LED lamp or an infrared physiotherapy lamp.

Preferably, the charging device further comprises a charging assembly, wherein the charging assembly comprises a battery circuit board, a charging head and a charging switch, the battery circuit board is electrically connected with the battery assembly and/or the driving assembly directly or indirectly, and the battery circuit board comprises a charging circuit and a battery management circuit;

the charging assembly is located at the rear end of the main body or at the lower end of the handle.

Compared with the prior art, the invention has the beneficial effects that:

above-mentioned technical scheme sets up battery pack in the main fuselage, and battery pack's lower bottom surface height is higher than or equal to drive assembly's upper surface height, prevents that the manadesma rifle from causing the influence to battery pack because a large amount of heats that drive assembly operation produced in the use, has strengthened the inside heat dissipation of manadesma rifle fuselage and has still greatly reduced the installation degree of difficulty of manadesma rifle simultaneously, has improved the inner space utilization of manadesma rifle.

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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is an exploded view of a fascia gun according to a first embodiment of the present invention.

Fig. 2 is an assembly view of the installation of the battery module shown in fig. 1.

Fig. 3 is an assembly view from another perspective of the installation of the battery assembly shown in fig. 1.

Fig. 4 is a schematic view of a fascia gun according to a second embodiment of the present invention.

Fig. 5 is a schematic view of the upper case shown in fig. 4.

FIG. 6 is a schematic view of the crimp cap shown in FIG. 4.

Fig. 7 is an assembly view illustrating the installation of a battery pack according to a third embodiment of the present invention.

Fig. 8 is an assembly view from another perspective of the battery assembly shown in fig. 7.

Fig. 9 is an assembly view showing the installation of a battery pack according to a fourth embodiment of the present invention.

Fig. 10 is an assembly view from another perspective of the battery assembly installation shown in fig. 9.

Fig. 11 is a schematic diagram illustrating the installation of a battery assembly according to a fifth embodiment of the present invention.

Fig. 12 is a schematic view of the lower housing shown in fig. 11.

Fig. 13 is a schematic view of the battery holder shown in fig. 11.

Fig. 14 is a schematic view of a fascia gun according to a sixth embodiment of the invention.

Fig. 15 is an assembly view of the installation of the battery assembly shown in fig. 14.

Fig. 16 is a schematic view of the elongated housing shown in fig. 15.

Fig. 17 is a schematic view of a transmission assembly provided in an embodiment of the present invention.

Fig. 18 is an exploded view of a fascial gun with a dual massaging head assembly according to the present invention.

Fig. 19 is a schematic view of a piston assembly provided by an embodiment of the present invention.

FIG. 20 is a schematic view of the steel casing shown in FIG. 19.

Fig. 21 is an exploded view of the display module shown in fig. 1.

Fig. 22 is an exploded view of a display module and a cold-hot compress module according to an embodiment of the present invention.

Fig. 23 is an exploded view of an operational assembly provided by an embodiment of the present invention.

Fig. 24 is an exploded view of a display assembly and a cold thermal compress assembly according to an embodiment of the present invention.

Fig. 25 is an exploded view of a charging assembly and a cold thermal compress assembly according to an embodiment of the present invention.

Fig. 26 is an exploded view of a charging assembly according to an embodiment of the present invention.

FIG. 27 is a cross-sectional view of the steel sleeve shown in FIG. 20.

Fig. 28 is an exploded view of a fascia gun according to another embodiment of the present invention.

Fig. 29 is a schematic view of a mounting portion according to an embodiment of the present invention.

Fig. 30 is a schematic view of a rear cover according to an embodiment of the present invention.

Fig. 31 is a schematic view of a lower case provided by the present invention.

Fig. 32 is a schematic view of a head cover according to an embodiment of the present invention.

FIG. 33 is an enlarged view of a portion of a fascial gun according to one embodiment of the present invention.

FIG. 34 is an enlarged partial view of a fascial gun according to one embodiment of the invention.

FIG. 35 is an enlarged partial view of a fascial gun according to one embodiment of the invention.

FIG. 36 is a schematic view of a motor of the fascial gun in accordance with one embodiment of the present invention.

FIG. 37 is a schematic view of a first bearing connection of the fascial gun of one embodiment of the present invention.

Fig. 38 is a schematic view of a fascial gun according to another embodiment of the present invention.

Description of reference numerals:

10. a housing; 11. an upper shell; 111. a first limit plate; 1111. a first limit groove; 112. a first battery mounting groove; 113. a first mounting post; 114. a first crimp plate; 115. a battery mounting cavity; 116. a crimping cover; 1161. limiting convex strips; 117. an installation part; 1171. buckling; 1172. fixing the ribs; 1173. a first fixed column; 1174. a first limiting surface; 1175. a second limiting surface; 118. a baffle plate; 1181. a wire passing groove; 12. a lower case; 121. a fourth limiting plate; 122. a fourth battery mounting groove; 123. a battery holder; 1231. an abutting portion; 1232. a fixed part; 124. a battery fixing column; 125. fixing a column; 126. a fifth mounting post; 127. a sealing groove; 128. an annular portion; 1281. a convex column; 13. a handle; 131. heat dissipation holes; 132. a bottom cover; 14. humping; 141. a second limiting plate; 1411. a second battery mounting groove; 142. A second mounting post; 143. a second crimping plate; 144. a third limiting plate; 1441. a third battery mounting groove; 145. a third mounting post; 146. a third crimp plate; 15. lengthening the shell; 151. a housing; 152. an inner shell; 16. an upper piston bore; 17. a lower piston hole; 18. a head cover; 181. a shockproof sleeve; 182. steel bushing; 1821. A piston bore; 1822. an oil injection groove; 183. a piston body; 184. connecting blocks; 185. a crimp ring; 186. A limiting member; 187. a limiting groove; 188. a second limiting hole; 189. a yielding groove; 19. a rear cover; 191. A third groove; 192. a first abutting surface; 193. a second abutting surface; 194. a display port; 195. a control port;

20. a battery assembly; 21. a first battery; 211. wire outgoing; 2112. a wire outlet head; 212. a first wiring board; 214. accommodating grooves; 2141. a first wire insertion hole; 215. a second wiring board; 2151. a second wire insertion hole; 22. a second battery;

30. a drive assembly; 31. a drive motor; 311. an output shaft; 3111. a rotation limiting part; 3112. an output shaft is provided with a hole; 3113. an output shaft projection; 32. a motor mounting bracket; 321. a heat insulation plate;

40. a transmission assembly; 41. a transmission connecting rod; 411. a main link; 412. an upper auxiliary connecting rod; 413. a lower auxiliary connecting rod; 414. a conversion connecting rod; 42. an eccentric structure; 421. a first bearing; 4211. a first bearing connector; 4212. rotating the limiting surface; 4213. connecting holes; 422. an eccentric member; 43. a swinging connection; 44. A swing rod; 45. a connecting rod; 46. lifting the connecting rod; 47. connecting a bearing;

50. a dual massage head assembly; 51. a first massage head; 52. a second massage head; 53. a mounting frame; 531. A first part; 532. a second section; 533. a connecting portion; 54. a first piston; 55. a second piston;

60. a display component; 61. a display member; 62. a display circuit board; 63. an operating component; 631. an operating member; 632. a main control board; 633. an operation button;

70. a cold compress assembly; 71. a massage head; 711. a massage head cover body; 712. a massage head rod body; 713. A massage head bottom cover; 72. a temperature control structure; 73. mounting a plate; 74. a temperature switch; 75. a contact piece;

80. a light emitting assembly;

90. a charging assembly; 91. a battery circuit board; 92. a charging head; 93. and a charging switch.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 26, the embodiment of the invention provides a fascial gun, which comprises a casing 10, a battery assembly 20, a driving assembly 30 and a transmission assembly 40, wherein the driving assembly 30 and the transmission assembly 40 are in transmission connection and are both located in the casing 10.

Specifically, the casing 10 includes a main body and a handle 13, the main body includes an upper casing 11 and a lower casing 12, the main body is transversely disposed, the interior of the main body is provided with a first cavity, the handle 13 is disposed at an angle with the main body, the interior of the handle 13 is provided with a second cavity, the first cavity is communicated with the second cavity, the transmission assembly 40 is wholly or partially disposed in the first cavity and disposed between the upper casing 11 and the lower casing 12, the driving assembly 30 connected with the transmission assembly 40 is wholly or partially disposed in the second cavity, the battery assembly 20 is disposed in the main body, the height of the lower bottom surface of the battery assembly 20 is higher than or equal to the height of the upper surface of the driving assembly 30, the battery assembly 20 can be disposed above the transmission assembly 40 and fixedly connected with the upper casing 11, or the battery assembly 20 can be disposed below the transmission assembly 40, the height of the upper surface of the battery assembly 20 is lower than or equal to the height of the lower surface of the driving assembly 30, is fixedly connected with the lower shell 12.

In the first embodiment shown in fig. 1 to 3, the battery assembly 20 is located above the transmission assembly 40 and is fixedly connected to the inner surface of the upper shell 11 through a first fixing structure; the inner surface of the upper case 11 has a first battery mounting groove 112, and the first battery mounting groove 112 has therein at least one first limiting plate 111 formed extending downward from the inner surface of the upper case 11; the first fixing structure comprises a first mounting post 113 and a first crimping plate 114, a first limiting groove 1111 is arranged on the first limiting plate 111, two end parts of the battery assembly 20 are arranged in the first limiting groove 1111, the battery assembly 20 is fixedly arranged in the area enclosed by the first battery mounting groove 112 and the first limiting groove 1111, the shape and size of the first limiting groove 1111 should be matched with the shape and size of the battery assembly 20, the battery assembly 20 has a limiting effect, the stability of the battery assembly 20 is increased, the first mounting post 113 is arranged at two ends of the first limiting groove 1111, a through hole is formed in the first mounting post 113 in an extending mode, the first crimping plate 114 comprises a crimping part and a fixing part, the crimping part of the first crimping plate 114 is crimped on the surface of the battery assembly 20, a fastener penetrates through the fixing part and the through hole of the first mounting post 113 to fix the battery assembly 20 between the first limiting groove 1111 and the first crimping plate 114, the operation is convenient, and the installation is convenient.

In the second embodiment shown in fig. 4 to 6, the battery assembly 20 is located on the outer surface of the upper case 11; the main body comprises an upper shell 11 and a lower shell 12, the upper shell 11 and the lower shell 12 are arranged in a split mode, the outer surface of the upper shell 11 is recessed along the thickness direction to form a battery installation cavity 115, the shape and the size of the battery installation cavity 115 are matched with those of a battery assembly 20, the battery assembly 20 can be completely arranged in the battery installation cavity 115, one or more fixing ribs are arranged on the inner side wall of the battery installation cavity 115 and are abutted against the battery assembly 20, the fixing ribs can increase the mechanical strength of the battery installation cavity 115, the battery assembly 20 is prevented from shaking in the battery installation cavity 115, meanwhile, the bottom surfaces and the side surfaces of the battery assembly 20 and the battery installation cavity 115 are arranged at intervals, and the heat dissipation of the battery assembly 20 is facilitated; the detachable lid of opening part of battery installation cavity 115 is equipped with crimping lid 116, crimping lid 116 can pass through buckle and plug connector fixed connection with epitheca 11, the plug connector is located the border of the internal surface of crimping lid 116 and extends and surpass the border of crimping lid 116 to the lateral wall of battery installation cavity 115, the position that the corresponding battery installation cavity 115 lateral wall is close to the epitheca surface has the interface that corresponds with the plug connector, the position and the shape and the plug connector looks adaptation of interface. The crimp cap 116 also has a snap on one side of the opposing connector, which snap is of a U-shaped configuration in side cross-section. The U-shaped structure comprises a connecting part, a U-shaped part and a fixing part. The connection part is connected with the crimping cover 116 and extends for a certain distance perpendicular to the inner surface of the crimping cover 116; the U-shaped part is bordered by the connecting part and is an arc-shaped area of the U-shaped structure, the other end of the U-shaped structure is connected with the fixing part, and the U-shaped part can keep a first state under the condition of no stress; the fixing portion extends after being bent from the elastic portion, forms a state of extending in the opposite direction to the connecting portion, and exceeds the outer surface of the crimping cover 116, the outer surface of the fixing portion has a limiting protrusion towards one side of the battery mounting cavity 115, and the limiting protrusion corresponds to the inner portion of the battery mounting cavity 115 to form a limiting groove. When crimping lid 116 installation, insert the interface with the plug connector earlier, stir the top of joint portion gently with the finger afterwards, the fixed part of buckle this moment is the second state towards connecting portion one side motion under the effect of finger effect, and under this state, the spacing groove can be kept away from to the spacing arch of fixed part. Just can impress crimping lid 116 at this moment the top of battery installation cavity 115, loose the hand back, the elastic component of buckle kick-backs under the resilience force effect of U-shaped structure and gets into spacing draw-in groove to realize the fixed of crimping board. Crimping lid 116 is formed with a plurality of spacing sand grips 1161 on the side towards battery pack 20, and each spacing sand grip 1161 compresses tightly in battery pack 20 setting, increases battery pack 20's stability and is favorable to battery pack 20's heat dissipation, and the shape of crimping lid 116 is the same with the shape of battery installation cavity 115, and the lateral surface of crimping lid 116 flushes with the surface of epitheca 11, reduces the wearing and tearing that the surperficial arch caused.

In a third embodiment shown in fig. 7 to 8, the battery assembly 20 is disposed in the hump 14 of the upper shell 11, wherein the hump 14 and the upper shell 11 are integrally formed; the main body comprises an upper shell 11, a hump 14 and a lower shell 12, the upper shell 11 and the lower shell 12 form a first cavity, the hump 14 is provided with a third cavity, wherein the hump 14 is formed by upward protruding of the upper surface of the upper shell 11, the third cavity is communicated with the first cavity, and at least part of the battery assembly 20 is arranged in the third cavity of the hump 14; the battery assembly 20 includes a first battery 21, the first battery 21 being secured within the third cavity by a third securing structure; the inner surface of the hump 14 extends downwards to form a second limiting plate 141, a second battery mounting groove 1411 is formed between the two second limiting plates 141, the first battery 21 is at least partially arranged in the second battery mounting groove 1411, the shape and size of the second battery mounting groove 1411 are matched with those of the first battery 21, the third fixing structure further comprises a second mounting column 142 and a second crimping plate 143, the second mounting column 142 is formed by extending the inner surface of the hump 14 downwards, a through hole is formed in the second mounting column 142 in an extending manner, the second crimping plate 143 is crimped on the surface of the first battery 21, fasteners are respectively inserted into the through holes of the second crimping plate 143 and the second mounting column 142, and the first battery 21 is fixedly arranged between the hump 14 and the second crimping plate 143; the shape of the hump 14 is matched with the first battery 21, namely the hump can be matched with battery assemblies 20 with different capacities, the single use time of the fascial gun can be prolonged, and the fascial gun has high applicability.

In a fourth embodiment shown in fig. 9 to fig. 10, the battery assembly 20 is disposed in the hump 14 and the first cavity of the upper shell 11, wherein the hump 14 and the upper shell 11 are of a split structure, the hump 14 is detachably connected to the upper surface of the upper shell 11, a connection portion of the hump 14 and the upper shell 11 is in an arc shape, an arc radian is the same as that of the upper surface of the upper shell 11, the hump 14 further has a snap joint, the upper shell 11 has a snap joint, or the hump 14 has a snap joint, the upper shell 11 has a snap joint, the snap joint may be a through hole, and the snap joint is adapted to the snap joint. The hump 14 and the upper shell 11 can be arranged in a close fit manner, and the tightness between the upper shell 11 and the hump 14 is better increased.

Specifically, as shown in fig. 33-35, the battery assembly 20 includes a first battery 21 and a second battery 22, the first battery 21 is fixedly disposed in the third cavity of the hump 14, and preferably, the second pressing plate 143 is a complete flat plate structure, the surface of which is slightly larger than the bottom surface of the battery assembly 20, and has four mounting holes corresponding to the second mounting posts 142, and the first battery 21 can be clamped in the third cavity by fasteners. The first battery 21 has two outlet lines 211, and the outlet lines 211 are connected to a wiring board and form a plug through a first wiring board 212. The first wiring board 212 has a structure with a slightly wider middle part and slightly narrower ends, the outgoing line 211 and the plug wire head are located at the middle part, and the narrow parts at the two ends are provided with first fixing holes. The second crimping plate 143 has a hole through which the outgoing line 211 passes at the position of the outgoing line 211, and preferably, a thickened outgoing line head 2112 is provided at the position through which the outgoing line 211 passes, so as to protect the connection place and prevent abrasion; two second fixing holes are also arranged, and the second fixing holes are through holes and correspond to the first fixing holes. The first wiring board 212 can be fixed to the lower surface of the second crimping plate 143 using a fastener through the second fixing hole of the second crimping plate 143 and the first fixing hole of the first wiring board 212. The surface of the upper case 11 has a receiving groove 214 at a position corresponding to the first wiring board 212, and the receiving groove 214 has a certain depth and a shape adapted to the shape of the first wiring board 212. The receiving groove 214 may prevent the first wiring board 212 from shaking, so that the connection of the first wiring board 212 to the upper case 11 is more stable. The receiving groove 214 further has a first wire insertion hole 2141 therein, and the first wire insertion hole 2141 is adapted to a wire insertion head of the first wiring board 212. When the plug is inserted into the first wire hole 2141, the two metal contacts inside the plug are connected, and the circuit is conducted. The second wiring board 215 is connected below the first wiring hole 2141, the metal contact is positioned in the second wiring hole 2151 of the second wiring board 215, the basic structure of the second wiring board 215 is the same as that of the first wiring board 212, only the shape is different, the two sides of the second wiring board 215 are also provided with fixing structures, and the fixing structures correspond to the fixing holes on the surface of the upper shell 11, and the fixing structures can be fixed by using fasteners to penetrate through the fixing holes of the upper shell 11 and the fixing holes of the second wiring board 215. The outgoing lines 211 of the second wiring board 215 are electrically connected to the main control structure. The hump 14 and the first battery 21 inside the hump 14 are a main body, and can be replaced integrally, and batteries with different capacities can be replaced under different conditions to increase endurance. When replacing, only one whole hump 14 is needed to replace the capacity of the battery assembly 20.

The second battery 22 is fixedly disposed in the first cavity, and at least one of the battery modules 20 is electrically connected to the main control board 632 of the main body; specifically, the second battery 22 is located in the first cavity and is fixedly connected to the inner surface of the upper shell 11 or the lower shell 12 through a fourth fixing structure, a third battery mounting groove 1441 is formed on the inner surface of the upper shell 11 or the lower shell 12, at least one third limiting plate 144 is arranged in the third battery mounting groove 1441 and extends downward from the inner surface of the upper shell 11 or extends upward from the inner surface of the lower shell 12, the shape and size of the third battery mounting groove 1441 are matched with those of the second battery 22, and at least part of the second battery 22 is arranged in the third battery mounting groove 1441; the fourth fixing structure includes a third mounting column 145 and a third press connection plate 146, the third mounting column 145 is formed by extending the inner surface of the upper case 11 or the lower case 12 and is disposed at the side edge or the end of each third limiting plate 144, a through hole is formed by extending the inside of the third mounting column 145, the third press connection plate 146 is pressed on the surface of the second battery 22, a fastener is inserted into the through hole of the third press connection plate 146 and the third mounting column 145 to fix the second battery 22 between the upper case 11 and the third press connection plate 146, or fix the second battery 22 between the lower case 12 and the third press connection plate 146; second battery 22 is connected with second wiring board 215 electricity, and first battery 21 forms battery pack 20 with second battery 22 and further increases battery pack 20's capacity, has prolonged the single live time of manadesma rifle, can change the integral type hump battery package of different capacities according to the user demand is nimble, has still greatly reduced manadesma rifle's the installation degree of difficulty, has improved the inner space utilization of manadesma rifle, has high suitability.

In any of the first to fourth embodiments, the battery assembly 20 is located on the rotation axis of the driving assembly 30, and a heat insulation structure is arranged between the battery assembly 20 and the driving assembly 30; the driving assembly 30 comprises a driving motor 31, the heat insulation structure comprises a motor mounting frame 32, the motor mounting frame 32 is fixedly connected with the lower shell 12 through a fixing column 125, and the upper part of the driving motor 31 is fixedly connected with the motor mounting frame 32; a plurality of fixing columns 125 are formed on the inner surface of the lower shell 12 in an extending manner towards the first cavity, mounting holes matched with the fixing columns 125 are formed in the annular side of the motor mounting frame 32, the motor mounting frame 32 is sleeved on the fixing columns 125 through the mounting holes and is fixedly connected with the fixing columns 125 through fixing pieces, a first groove is formed in the motor mounting frame 32, an opening is formed in the bottom wall of the first groove, the driving motor 31 is fixedly connected to one side, away from the upper shell 11, of the motor mounting frame 32, the output end of the driving motor 31 penetrates through the opening and extends into the first groove, the motor mounting frame 32 increases the stability of the driving motor 31, the driving motor 31 is arranged in a non-contact manner with the handle 13, the hand burden of a user is reduced, meanwhile, the heat dissipation of the fascial gun motor is facilitated, a heat insulation plate 321 is arranged on the outer side surface of the motor mounting frame 32, and the heat insulation plate 321 extends around the outer side surface of the motor mounting frame 32, and abuts against the inner side surface of the handle 13, a heat insulation cavity is formed between the heat insulation plate 321 and the handle 13, and a large amount of heat generated by the driving motor 31 during operation is prevented from flowing upwards, so that the influence on the battery assembly 20 is avoided; alternatively, the heat insulation board 321 is arranged between the driving motor 31 and the battery assembly 20, and the heat insulation board 321 can be made of a heat insulation material, so that the heat conductivity coefficient of the material is low, and the heat transfer can be reduced; and one side of heat insulating board 321 is equipped with first breach, forms first wire casing with the inner wall of second cavity, and the pencil of being convenient for arranges, still is equipped with the louvre 131 of circumference distribution on the handle 13, and louvre 131 is favorable to the heat circulation for the through hole, can be rectangular shape, circular or polygon, and the preferred setting is in driving motor 31's corresponding position for the circulation of air, prevents the heat accumulation.

In other embodiments, as shown in the embodiment of fig. 28, the housing 10 includes an upper shell 11, a lower shell 12, and a rear cover 19, the upper shell 11, the lower shell 12, and the rear cover collectively forming a first cavity, and the drive assembly 30 is at least partially disposed within the rear cover 19. Preferably, the housing 10 has heat dissipation holes 131 at positions corresponding to the driving assembly 30, and the heat dissipation holes 131 are strip-shaped and circumferentially arranged on the surface of the rear cover 19.

The drive assembly 30 includes a drive motor 31, the drive motor 31 being disposed at least partially within the rear cover 19, an output shaft of the drive motor 31 being parallel or collinear with the transverse axis and connected to the transmission assembly 40. In order to convert the rotation motion of the driving assembly 30 into the reciprocating motion, the transmission assembly 40 is a multi-link structure, and is located on a straight line with the driving motor 31, and includes an eccentric member 422, a pulling link 46, a swinging link 43, a swinging rod 44 and a link 45. Specifically, the eccentric member 422 is disposed on the output shaft, rotates along with the output shaft, and is responsible for generating eccentric power output, and a step with a certain thickness is further disposed at a joint of the eccentric member 422 and the pulling connecting rod 46, so as to prevent the swinging connecting member 43 from rubbing against the eccentric member 422 during swinging, and generating noise or even being damaged. The eccentric 422 may be an eccentric; one end of the pulling connecting rod 46 is rotatably connected with the eccentric part 422, the rotating motion of the eccentric part 422 is converted into vertical motion, one end of the swinging connecting rod 43 is rotatably connected with the other end of the pulling connecting rod 46, the other end of the swinging connecting rod is connected with the swing rod 44 through the connecting bearing 47, the vertical motion of the pulling connecting rod 46 is converted into back and forth swing, as the swing rod 44 swings back and forth, the distance between the swinging connecting rod 44 and the pulling connecting rod 46 can change back and forth along with the swing, and the pulling connecting rod 46 does vertical motion up and down, and the position of the pulling connecting rod 46 in the transverse direction is kept unchanged, therefore, the swinging connecting rod 43 has the following functions: the swing rod 44 is fixedly connected with the connecting bearing 47, when the swing rod 44 needs to drive the connecting rod 45 to move back and forth, one end of the swing rod 44 close to the driving motor 31 needs to move up and down, the connecting bearing 47 can generate an angle change relative to the outer surface of the eccentric part 422 at the moment, the back and forth swing of the swing connecting piece 43 can just offset the influence of the angle change at the moment, and the damage to the transmission assembly 40 caused by the angle change of the connecting bearing 47 is prevented. When the lifting connecting rod 46 moves up and down and the swing rod 44 swings back and forth, the swing rod is rotated by a proper angle, the front and back displacement generated by the up and down swing of the swing rod 44 is eliminated, the stable transmission of power is ensured, and the transmission assembly 40 is prevented from being locked. The swing rod 44 is arranged on the mounting rack in a manner of swinging back and forth, one end of the connecting rod 45 is connected with the swing rod 44, the other end of the connecting rod 45 is connected with the connecting block 184, the connecting rod 45 moves back and forth under the action of the other end of the swing rod 44, the back and forth swinging is converted into back and forth reciprocating motion, and the connecting block 184 drives the massage head on the connecting rod to reciprocate so as to strike and massage muscles and fascia. Above-mentioned structure can be very big reduction to the waste of the power of drive assembly 30 output, has improved the energy utilization of manadesma rifle, simultaneously, because drive assembly 30 and drive assembly 40 set up in first cavity, kept away from the handle 13 that the user gripped, lightened user's hand burden, user's multiplicable single live time brings better result of use for the user.

In the fifth embodiment shown in fig. 11 to 13, the battery assembly 20 is disposed in the first cavity and is fixedly disposed on the inner surface of the lower case 12 by the second fixing structure between the lower case 12 and the transmission assembly 40; a plurality of fourth limiting plates 121, preferably four fourth limiting plates 121, are formed by extending on the inner surface of the end of the lower case 12 away from the handle 13, the fourth limiting plates 121 are connected end to end or distributed at intervals to surround a fourth battery mounting groove 122 together with the inner surface of the lower case 12, the connection mode and the number of the fourth limiting plates 121 can be changed according to the shape of the battery assembly 20, so as to surround different fourth battery mounting grooves 122 matched with the battery assembly 20, the bottom surface of the battery assembly 20 abuts against the inner surface of the lower case 12, the side surfaces of the battery assembly 20 abut against the fourth limiting plates 121, and the lower case 12 and the fourth limiting plates 121 can prevent the battery assembly 20 from shaking; in order to prevent the battery assembly 20 from falling off from the first cavity, the second fixing structure further includes a battery fixing member 123 and a battery fixing post 124, the battery fixing member 123 includes an abutting portion 1231 located in the middle and fixing portions 1232 at least two ends, the abutting portion 1231 is adapted to the shape of the battery assembly 20 and is tightly attached to the outer surface of the battery assembly 20, the battery fixing post 124 is disposed on the inner surface of the lower case 12, the battery fixing posts 124 are disposed in one-to-one correspondence with the fixing portions 1232, and the fixing portions 1232 are fastened to the battery fixing posts 124, so that the battery assembly 20 is fixed in the fourth battery mounting groove 122.

In the fifth embodiment, the projection of the battery assembly 20 on the horizontal plane of the transverse axis is offset from the projection of the driving assembly 30 on the horizontal plane of the transverse axis, and a heat insulation structure is arranged between the battery assembly 20 and the driving assembly 30; the driving assembly 30 comprises a driving motor 31, the heat insulation structure comprises a motor mounting frame 32, the motor mounting frame 32 is fixedly connected with the lower shell 12 through a fixing column 125, and the upper part of the driving motor 31 is fixedly connected with the motor mounting frame 32; a plurality of fixing columns 125 are formed on the inner surface of the lower shell 12 in an extending manner towards the first cavity, mounting holes matched with the fixing columns 125 are formed in the annular side of the motor mounting frame 32, the motor mounting frame 32 is sleeved on the fixing columns 125 through the mounting holes and is fixedly connected with the fixing columns 125 through fixing pieces, a first groove is formed in the motor mounting frame 32, an opening is formed in the bottom wall of the first groove, the driving motor 31 is fixedly connected to one side, away from the upper shell 11, of the motor mounting frame 32, the output end of the driving motor 31 penetrates through the opening and extends into the first groove, the motor mounting frame 32 increases the stability of the driving motor 31, the driving motor 31 is arranged in a non-contact manner with the handle 13, the hand burden of a user is reduced, meanwhile, the heat dissipation of the fascial gun motor is facilitated, a heat insulation plate 321 is arranged on the outer side surface of the motor mounting frame 32, and the heat insulation plate 321 extends around the outer side surface of the motor mounting frame 32, and abuts against the inner side surface of the handle 13, a heat insulation cavity is formed between the heat insulation plate 321 and the handle 13, and a large amount of heat generated by the driving motor 31 during operation is prevented from flowing upwards, so that the influence on the battery assembly 20 is avoided; the thermal insulation board 321 can be made of a thermal insulation material, and the material has a low thermal conductivity coefficient, so that heat transfer can be reduced; and one side of heat insulating board 321 is equipped with first breach, forms first wire casing with the inner wall of second cavity, and the pencil of being convenient for arranges, still is equipped with the louvre 131 of circumference distribution on the handle 13, and louvre 131 is favorable to the heat circulation for the through hole, can be rectangular shape, circular or polygon, and the preferred setting is in driving motor 31's corresponding position for the circulation of air, prevents the heat accumulation.

Alternatively, the hump 14 may be integrally formed with the upper case 11, and the battery pack 20 is disposed in the battery mounting groove of the lower case 12 between the lower case 12 and the transmission assembly 40.

In a sixth embodiment as shown in fig. 14 to 16, a battery pack 20 is disposed at the rear end of the main body, the main body includes an upper case 11, a lower case 12 and an elongated case 15, the upper case 11 and the lower case 12 form a first cavity, the elongated case 15 is disposed at the rear end of the main body and has a fourth cavity, and the battery pack 20 is at least partially disposed in the fourth cavity.

Specifically, the lengthened outer casing 15 includes an outer casing 151 and an inner casing 152, both of which are fixedly connected with the rear end of the main body; the outer shell 151 is cylindrical and hollow, the inner shell 152 is positioned inside the outer shell 151 to form a fourth cavity, one end, far away from the upper shell 11, of the inner shell 152 is fixedly connected with the inner side wall of the outer shell 151, the inner shell is preferably integrally formed, and the connecting position has a certain thickness and is used for forming a mounting hole and/or accommodating a luminous ring; the shape of the fourth cavity is matched with that of the battery assembly 20, and the battery assembly 20 is at least partially arranged in the fourth cavity; the massage head 71 is arranged at the front end of the main body, the battery assembly 20 is preferably in the same straight line with the massage head 71, when the massage head 71 acts on a human body downwards, the weight of the battery assembly 20 can better act on the massage head 71, and the massage force of the massage head 71 is increased; the side surface of the inner shell 152, which is close to the upper shell 11, is provided with a wire passing hole, the fourth cavity and the first cavity are communicated through the wire passing hole, so that the wire routing is facilitated, the inner shell 152 separates the first cavity from the battery assembly 20, the battery assembly 20 which is arranged independently is safer and more stable, and cannot be influenced by other assemblies on the battery assembly 20, and then the fascia gun is not required to be disassembled for replacing the battery assembly 20, so that the replacement of the battery assembly 20 is simpler and more convenient; be equipped with the draw-in groove on the inside wall of shell 151 near the one end of epitheca 11, shell 151 is close to one of inferior valve 12 and serves and be equipped with the mounting hole, and draw-in groove and mounting hole are preferred to be the symmetry setting, and shell 151 and inferior valve 12 can dismantle the connection through the fastener.

As shown in fig. 17, the main body includes a reciprocating portion for mounting the massage head 71; the transmission assembly 40 includes a transmission link 41 and an eccentric structure 42, the eccentric structure 42 is sleeved on an output shaft of the driving assembly 30 and rotatably connected with the transmission link 41, and the other end of the transmission link 41 is rotatably connected to the reciprocating portion, wherein the eccentric structure 42 includes a first bearing 421 with an eccentric inner ring, a first bearing connecting member 4211 is provided in the first bearing 421, an output shaft of the driving assembly 30 is inserted into a connecting hole of the first bearing 421, a rotation limiting portion 3111 is formed at an end portion of the output shaft 311 of the driving assembly 30 facing the connecting hole 4213 of the first bearing 421, a rotation limiting surface 4212 abutted against the rotation limiting portion 3111 is formed in the connecting hole 4213, an output shaft opening 3112 communicated with the connecting hole 4213 is formed in the output shaft 311 along the height direction thereof, the fascia gun transmission mechanism 40 further includes a gasket provided on a side surface of the first bearing connecting member 4211 away from the driving motor 31, and a fastening member which sequentially passes through the gasket, the connection hole 4213 and the output shaft opening 3112 and is locked and fixed. Through the combined action of the above components, the first bearing 421 is driven to eccentrically rotate, the rotary motion of the driving assembly 30 is converted into the reciprocating motion of the transmission connecting rod 41, the waste of the power output by the driving assembly 30 is reduced, and the energy utilization rate of the fascia gun is improved.

Specifically, the first bearing 421 and the first bearing connector 4211 of the driving assembly 30 are cylindrical, the rotation-limiting portion 3111 is disposed axially along the output shaft 311 of the driving assembly 30 and is a plane, the axial length of the rotation-limiting portion 3111 should be equal to or approximately equal to the thickness of the first bearing connector 4211, that is, the rotation-limiting surface 4212 may be equal to or approximately equal to the length of the rotation-limiting portion 3111, the rotation-limiting surface 4212 and the rotation-limiting portion 3111 are disposed, when the driving assembly 30 works, the output shaft 311 and the first bearing connector 4211 of the first bearing 421 can be kept relatively stationary, in other embodiments, the rotation-limiting portion 3111 may be set to any shape as required, and the rotation-limiting surface 4212 is adapted to the shape of the rotation-limiting portion 3111; an output shaft protruding block 3113 is further arranged on one side of the rotation limiting portion 3111 close to the driving component 30, the output shaft protruding block 3113 abuts against the bottom surface of the first bearing connecting piece 4211, and the output shaft protruding block 3113 is arranged to play a supporting role; the fastener can be arranged in the connecting hole 4213 and the output shaft opening 3112 of the output shaft 311 in an interference fit manner or a clamping and screwing manner, so that the first bearing connecting piece 4211 and the output shaft 311 of the driving assembly 30 are fixed; the spacer is provided to increase the force bearing area and reduce damage to the first bearing connector 4211 and the fastener.

As shown in fig. 18, the fascia gun further includes a dual massage head assembly 50, defining a front end as an end of the housing 10 for disposing the dual massage head assembly 50 and a rear end as an end away from the dual massage head assembly 50. The transmission assembly 40 and the driving assembly 30 are both positioned in the first cavity, the driving assembly 30 is arranged at the rear end of the first cavity, and the output shaft of the driving assembly 30 is parallel to or vertical to the transverse axis; the transmission assembly 40 is positioned between the driving assembly 30 and the dual massage head assembly 50, and transmits the rotational motion of the driving assembly 30 to the dual massage head assembly 50, and the first massage head 51 and the second massage head 52 are alternately reciprocated by the transmission assembly 40.

Still be equipped with mounting bracket 53 in the first cavity, mounting bracket 53 and casing 10 fixed connection, drive assembly 40 and drive assembly 30 are all installed on mounting bracket 53, have reduced the vibration error, have guaranteed drive assembly 40 and drive assembly 30's stability. Preferably, four corners of the mounting frame 53 are fixedly connected with the inside of the casing 10 through shock-absorbing pads, the shock-absorbing pads are of a hollow structure, a positioning column is arranged inside the casing 10, a threaded hole is formed in the end portion of the positioning column, a fastening piece penetrates through the hollow shock-absorbing pads and is fixedly connected with the positioning column to fix the mounting frame 53 inside the casing 10, and the shock-absorbing pads reduce the vibration transmitted to the casing 10 by the transmission assembly 40 and the driving assembly 30; or, the shock pad is a hollow structure made of soft materials and with two expanded ends, the hollow area inside the shock pad can be used for being connected and fixed with the housing positioning column, the inner surfaces of the two expanded areas are used for being abutted against the upper surface and the lower surface of the mounting frame 53, the thickness of the connecting area between the expanded areas depends on the distance between the inner surfaces of the two expanded areas, and preferably, the thickness of the connecting area is equal to or slightly greater than that of the mounting frame 53, so that the shock pad can be more firmly connected with the mounting frame 53. The inside reference column that is equipped with of casing 10, the reference column and the regional looks adaptation of the inside well accuse of shock pad 53, preferably, the reference column can adopt the cylinder, and the damping sleeve 53 cavity area that corresponds is the cylinder structure also, and the external diameter of reference column slightly is less than the internal diameter of shock pad, strengthens the connection frictional force between them. After the positioning column is sleeved in the hollow area of the shock pad, the positioning column and the shock pad are fixed through a combination of a fastener or a fastener and a gasket or by utilizing an upper shell in a compression joint mode and the like, so that the mounting frame 53 is fixed with the shell 10.

The mounting bracket 53 comprises a first portion 531, a second portion 532 and a connecting portion 533 for connecting the first portion 531 and the second portion 532, the first portion 531 and the second portion 532 are distributed in a staggered manner, a space is arranged below the first portion 531, the driving assembly 30 is located in the space and fixed upwards below the first portion 531, and the transmission assembly 40 is at least partially located on the second portion 532; the driving assembly 30 includes a driving motor 31, and an output shaft of the driving motor 31 upwardly passes through the first portion 531 to be in transmission connection with the transmission assembly 40.

Because one end of the transmission assembly 40 is connected with the driving assembly 30, and the other end is in transmission connection with the double massage head assembly 50, the transmission assembly 40 comprises an eccentric part 422, a main connecting rod 411, an upper auxiliary connecting rod 412, a lower auxiliary connecting rod 413 and a conversion connecting rod 414, the eccentric part 422 is arranged on an output shaft of the driving assembly 30, one end of the main connecting rod 411 is rotatably connected with the eccentric part 422, the other end of the main connecting rod 411 is rotatably connected with the upper auxiliary connecting rod 412, the conversion connecting rod 414 is rotatably connected with the mounting frame 53, and two ends of the conversion connecting rod 414 are respectively connected with the upper auxiliary connecting rod 412 and the lower auxiliary connecting rod 413; the upper sub link 412 is connected to the first massage head 51, and the lower sub link 413 is connected to the second massage head 52. The two ends of the conversion link 414 are connected with the upper auxiliary link 412 and the lower auxiliary link 413, the power of the driving assembly 30 is transmitted to the upper auxiliary link 412 and the lower auxiliary link 413, the front ends of the upper auxiliary link 412 and the lower auxiliary link 413 are respectively connected with the first massage head 51 and the second massage head 52, so that the power of the driving assembly 30 can be output to the first massage head 51 and the second massage head 52, the first massage head 51 and the second massage head 52 which are arranged side by side up and down are enabled to do front-to-back periodic motion, and the working massage of the multiple massage heads 71 is realized.

In order to ensure that the first massage head 51 and the second massage head 52 do linear reciprocating motion, the dual massage head assembly 50 further comprises a first piston 54 and a second piston 55, the first massage head 51 is in transmission connection with the upper auxiliary connecting rod 412 through the first piston 54, and the upper auxiliary connecting rod 412 is in rotation connection with the first piston 54; the second massage head 52 is in transmission connection with the upper auxiliary connecting rod 412 through the second piston 55, and the upper auxiliary connecting rod 412 is in rotation connection with the second piston 55; correspondingly, the housing 10 comprises an upper piston hole 16 and a lower piston hole 17, the upper piston hole 16 and the lower piston hole 17 are vertically arranged and communicated with the first cavity, the upper piston hole 16 corresponds to the first piston 54, and the first piston 54 reciprocates in the upper piston hole 16 under the action of the transmission assembly 40; the lower piston hole 17 corresponds to a second piston 55, and the second piston 55 reciprocates in the lower piston hole 17 by the transmission assembly 40.

Specifically, the first piston 54 is rotatably connected to the upper sub-link 412 via a bearing, and the second piston 55 is rotatably connected to the lower sub-link 413 via a bearing.

As shown in fig. 19 to 20, the main body includes a reciprocating portion, a head cover 18, an upper case and a

lower case

11 and 12, a clamping groove is formed at the outer side of the rear end of the head cover 18, a clamping block is arranged at the inner side of the front end of the upper case 11 and the lower case 12, when the upper case 11 and the lower case 12 are folded, the rear end of the head cover 18 is located between the upper case 11 and the lower case 12, the clamping block is correspondingly embedded into the clamping groove, the upper case 11 and the lower case 12 are fixedly locked by screws, and the head cover 18 is fixed with the upper case 11 and the lower case 12.

The head cover 18 is also provided with a shockproof sleeve 181 and a steel sleeve 182, the head cover 18 is provided with a mounting cavity for mounting the shockproof sleeve 181 and the steel sleeve 182, the steel sleeve 182 is provided with a piston hole 1821, and the reciprocating part is of a piston structure. The front end of the shock-proof sleeve 181 covers the front end of the steel sleeve 182, and the rear end of the shock-proof sleeve 181 covers the rear end of the steel sleeve 182. One function of the anti-vibration sleeve 181 is to reduce the vibration of the piston structure during reciprocating motion, and the other function is to prevent the solid or pasty lubricant in the oil groove 1822 from being carried out of the piston bore 1821 when the piston body 183 moves back and forth. Specifically, an annular step is arranged inside the front end of the shockproof sleeve 181, the annular step extends inwards, the inner diameter of the shockproof sleeve can be equal to or slightly smaller than that of the steel sleeve 182, and the front end face of the steel sleeve 182 is abutted with the rear end face of the annular step, so that the front end face of the steel sleeve 182 can be completely covered by the surface of the annular step; the rear end of the shockproof sleeve 181 is internally provided with an annular groove, the rear end of the steel sleeve 182 is provided with an annular boss, the outer edge of the annular boss is embedded into the annular groove, and the inner diameter of the rear end face of the shockproof sleeve 181 is equivalent to the inner diameter of the steel sleeve 182, even can be slightly smaller than the inner diameter of the steel sleeve 182, so that the rear end face of the shockproof sleeve 181 can completely cover the rear end face of the annular boss.

The steel sleeve 182 is internally provided with a piston hole 1821, the piston structure comprises a piston main body 183 and a connecting block 184, the piston main body 183 is detachably connected with the connecting block 184 through a screw, the tail end of the connecting block 184 is rotatably connected with the front end of the transmission connecting rod 41, and the piston main body 183 is driven to reciprocate in the piston hole 1821 under the action of the transmission connecting rod 41. The inner wall of the piston hole 1821 is provided with a longitudinal oil filling groove 1822, the piston body 183 is of a hollow structure, the massage head 71 can be conveniently inserted, and a screw connected with the connecting block 184 is exposed. In use, the massage head 71 is removed to expose the screw, the screw is screwed down by a tool, the piston main body 183 is taken out, oil is injected into the oil injection groove 1822, and then the piston main body 183 is reset. The main function of the front and rear ends of the shock-proof sleeve 181 covered with the steel sleeve 182 is to prevent the solid or paste-like lubricating oil in the oil groove 1822 from being carried out of the piston hole 1821 when the piston main body 183 moves back and forth, thereby prolonging the lubricating time.

The head cover 18 is further provided with a crimping ring 185, the crimping ring 185 is located at the rear end of the shockproof sleeve 181 and fixedly connected with the rear end of the head cover 18, specifically, the crimping ring 185 is of a hollow structure and is provided with three circumferential fixing holes, and a fastener penetrates through the fixing holes to fix the crimping ring 185 at the rear end of the head cover 18. The connecting block 184 and the piston body 183 are inserted through the central space of the crimp ring 185 to reciprocate, and the crimp ring 185 mainly functions to define the anti-vibration sleeve 181 and the steel sleeve 182 in the mounting cavity of the head cover 18.

By adopting the structure of the head cover 18 and the piston, not only can lubrication be conveniently added between the piston main body 183 and the piston hole 1821, but also a certain sealing effect can be achieved on the piston hole 1821, the leakage of lubricating oil is reduced, and the piston is clean and sanitary and does not need to be frequently added with lubricating oil; the effect of shock attenuation and noise reduction is better.

The front end of the main body is used for installing a massage head 71, the massage head 71 is fixedly connected to one end of the transmission assembly 40 through a massage head installation structure, and the other end of the transmission assembly 40 is connected with the driving assembly 30. The shock-proof sleeve 181 and the steel sleeve 182 are nested, pressed into the head cover 18 by the crimp ring 185, and fixed in the head cover 18 by a fastener through a fastening hole provided on the surface of the crimp ring 185. Wherein the massage head connecting piece is fixedly connected with one end of the connecting sleeve of the transmission component 40. The massage head 71 is detachably attached to the massage head attachment.

As shown in fig. 32, the position of the head cover 18 facing the lower case 12 further has a half-opening stopper 186 protruding from the plane where the end of the head cover 18 is located, and the stopper 186 is a "mouth" structure with an opening at the bottom. The first limit post of the lower shell 12 can pass through the opening, and the mounting hole of the first limit post corresponds to the first limit hole. The lower case 12 and the head cover 18 may be fixed using a fastener. The side of the head cover 18 has a stopper groove 187, and the stopper groove 187 corresponds to the stopper edges of the upper and

lower cases

11 and 12. The limiting groove 187 in this embodiment is not communicated with the first limiting hole.

The head cover 18 has a second position-limiting hole 188 near the upper case 11, and the second position-limiting hole 188 corresponds to the position-limiting column of the upper case 11. In addition, the screw bolt used when the transmission connecting rod 41 of the transmission assembly 40 is connected with the connecting sleeve has a certain height, and when the transmission connecting rod 41 of the transmission assembly 40 drives the connecting sleeve to reciprocate, the movement space can be provided for the screw bolt by the existence of the abdicating groove 189.

When the head cover 18 is assembled, the piston sleeve 183, the shock-proof sleeve 181, and the steel sleeve 182 need to be pressed into the head cover 18 by the press-fit ring 185, and the press-fit ring 185 needs to have a stopper receiving groove for receiving the stopper 186 of the head cover 18. The location of the crimp ring 185 for receiving a fastener also has a fastener receiving groove, and the outer surface of the anti-rattle sleeve 181 also has a fastener receiving groove for receiving a fastener.

In some embodiments, fascial gun further comprises a display assembly 60 and an operating assembly 63; as shown in fig. 21, the display unit 60 and the operating unit 63 are located at the rear end of the casing 10; the display assembly 60 mainly functions to display the remaining power of the battery assembly 20 and the rotation speed level of the driving motor 31, and includes a display 61 and a display circuit board 62, the operation assembly 63 functions to control the rotation speed of the driving motor 31, and includes an operation member 631 and a main control board 632, the main control board 632 has a wiring port, and the wiring port is used for leading out a signal line and is electrically connected with other auxiliary structures such as the display circuit board 62. In this embodiment, the operation switch is a touch switch integrally formed with the cover plate, and the surface of the internal circuit board is provided with a device for conducting a touch signal, such as a metal spring; by manipulating the operating assembly 63, corresponding fascial gun operating logic can be implemented. In this embodiment, the display circuit board 62 and the main control board 632 may be the same circuit board.

Specifically, casing 10 includes back lid 19, and the front end inboard of back lid 19 has the joint groove, and the rear end edge of epitheca 11 and inferior valve 12 has the joint strip, and after epitheca 11 and inferior valve 12 foldd, back lid 19 passes through joint groove and joint strip joint, fixes the rear end at epitheca 11 and inferior valve 12. The display unit 60 and the operation unit 63 are located inside the rear cover 19, and the rear cover 19 has a light-transmitting portion at a position corresponding to the display member 61, so that the content of the display member 61 can be exposed to the rear cover 19 through the rear cover 19 or the display surface of the display member 61 itself. The inner side of the rear cover 19 and the position of the operation switch are provided with a touch area, and the rear cover 19 can be made of a hard material with a display area and a touch function so that when a user presses or touches the corresponding position of the rear cover 19, the user presses or touches the operation button 633 to operate. The outside of back lid 19 has the sign of plus sign and subtracting the sign, and the sign position corresponds with the position of pressing the briquetting, and convenience of customers discerns the operation.

As shown in fig. 29 to 30, the casing 10 includes an upper casing 11 and a lower casing 12 connected to each other, the upper casing 11 and the lower casing 12 form a main body, the rear end of the upper casing 11 and/or the lower casing 12 is provided with a mounting portion 117, a rear cover mounting assembly is provided in the mounting portion 117, the rear cover 19 is provided with a third groove 191, the rear cover 19 fixedly connects the inner side wall of the third groove 191 to the mounting portion 117 through the rear cover mounting assembly, so as to prevent the rear cover 19 from being fixedly connected by a single screw, and the screw is easily loosened when the fascial gun vibrates during use, thereby causing the rear cover 19 to fall off.

In one embodiment, the rear cover mounting assembly includes a buckle 1171, a fixing rib 1172 and a first fixing column 1173, the buckle 1171 is disposed on the mounting portion 117 and located at the upper side of the mounting portion 117, and the inner side wall of the third groove 191 is provided with a clamping groove adapted to the buckle 1171, wherein two sides of the buckle 1171 are provided with first openings, so that the buckle 1171 can slightly bend in the vertical direction, thereby facilitating the mounting and dismounting of the rear cover 19; the plurality of fixing ribs 1172 are arranged on the outer surface of the mounting portion 117 at intervals and are abutted against the inner side wall of the third groove 191, so that the gap between the rear cover 19 and the mounting portion 117 in the vertical direction during mounting is reduced, and the stability of the rear cover 19 is further improved; the first fixing column 1173 is disposed on an inner surface of the mounting portion 117, and is specifically formed by extending an inner surface of the lower shell 12, the first fixing column 1173 is provided with a mounting hole along an axial direction thereof, the third groove 191 is disposed on the fixing hole corresponding to the mounting hole, and when the rear cover 19 is mounted, the fastener penetrates through the fixing hole and the mounting hole to further fix the rear cover 19.

In one embodiment, a first step is arranged between the mounting portion 117 and the upper shell 11 and/or the lower shell 12, and includes a first limiting surface 1174 and a second limiting surface 1175, wherein the first limiting surface 1174 is located on the end surface of the main body; the inside wall of the third groove 191 is provided with a second step, which includes a first abutting surface 192 and a second abutting surface 193, wherein the first abutting surface 192 is located at the notch end face of the third groove 191, the first abutting surface 192 abuts against the first limiting surface 1174, and the second abutting surface 193 abuts against the second limiting surface 1175, so that the gap between the rear cover 19 and the housing 10 in the horizontal direction is reduced, and the connection strength of the rear cover 19 is further improved. A display port 194 and a control port 195 penetrate through the bottom wall of the third groove 191 of the rear cover 19, the display port 194 corresponds to the display part 61, and the control port 195 corresponds to the operation part 631; the bottom wall of the third groove 191 is further provided with an accommodating opening for accommodating a part of the devices of the main control board 632.

The baffle 118 is arranged between the mounting portion 117 and the main body, the baffle 118 is provided with a wire passing groove 1181 for combing and fixing a wire harness passing through the baffle 118, and the baffle 118 can effectively prevent sundries from entering the interior of the fascial gun, so that normal operation of components in the fascial gun is hindered or damaged.

As shown in fig. 1, the connection between the main body and the handle 13 is an arc structure, the interior of the arc structure can be used for accommodating the driving motor 31, and can reduce the residue of external stains, improve the appearance and improve the grip feeling. The arc structure below still is provided with the polygon district of polygon protruding structure, and polygon district end is chamfer or fillet design, increases factor of safety and promotes handheld sense of holding. Preferably, the arc-shaped structure can be made of sweat-absorbing and shock-absorbing materials.

The fixing manner of the upper case 11 and the lower case 12 may be: as shown in fig. 31, in this embodiment, a fourth mounting post is formed on the inner surface of the upper casing 11 extending into the main body, a fifth mounting post 126 corresponding to the fourth mounting post is formed on the inner surface of the lower casing 12, a plurality of fourth mounting posts and a plurality of fifth mounting posts 126 are provided, the fourth mounting posts are inserted into the fifth mounting posts 126, for better connection, bolts are inserted through the fifth mounting posts 126 and the fourth mounting posts and locked and fixed, and the upper casing 11 and the lower casing 12 are fixed in a limited manner.

As shown in fig. 31, in the present embodiment, the upper case 11 has a continuous or segmented sealing edge, and the lower case 12 has a sealing groove 127 provided corresponding to the sealing edge; or the lower shell 12 is provided with a continuous or segmented sealing edge, the upper shell 11 is provided with a sealing groove 127 arranged corresponding to the sealing edge, when the upper shell 11 and the lower shell 12 are installed, the sealing edge can be embedded into the sealing groove 127, so that sealing is realized, and the limit and pre-fixing before the bolt piece is fixed can be realized through the two structures. In other embodiments, the sealing groove 127 and the sealing edge may be stepped to further increase the sealing performance. In addition, the upper case 11 and/or the lower case 12 may be further provided with net-shaped or bar-shaped heat dissipation holes 131 to enhance heat dissipation and enhance the lifespan of the battery assembly 10.

Specifically, an annular part 128 is formed on the inner surface of the lower shell 12, a convex column 1281 is formed on the upper surface of the annular part 128 along the axial direction of the handle 13, the lower surface of the heat insulation plate abuts against the convex column 1281, a bolt is inserted into the heat insulation plate and the convex column 1281 and is locked and fixed, the heat insulation plate is fixedly connected with the convex column 1281, and therefore the heat insulation plate is fixedly connected with the annular part 128; the annular portion 128 is provided to support the post 1281.

As shown in fig. 22 to 23, the display unit 60 is located at the side of the housing 10, and the operating unit 63 is located on the handle 13. The display circuit board 62 includes a control chip, a display 61, a plug connector, and other related devices, and the display 61 may be an LED display screen, a nixie tube, a liquid crystal screen, and other elements capable of displaying information, and is used to display the operation state of the fascial gun.

Specifically, for the convenience of installation, the display module 60 is located at the junction of the upper case 11 and the lower case 12, and defines a portion of the case 10 provided with the first cavity as a main body. The side of main fuselage has first display mounting groove for installation display 61, and display circuit board 62 is located first cavity, is connected with display 61 electricity, and display circuit board 62's fixed mode can be for one or more combinations of modes such as joint, butt, fastener connection, bonding, also can be other fixed modes. The outer side of the display part 61 is further provided with a protective cover which is of a light-transmitting structure, the outer edge of the first display installation groove is provided with first installation edges distributed in the circumferential direction, the thickness of each first installation edge is slightly thinner than the thickness of the surrounding shell 10 and slightly lower than the outer surface of the first display installation groove, the inner surface edge of the protective cover is abutted to the first installation edge of the first display installation groove, or the inner surface edge of the protective cover is provided with first installation edges distributed in the circumferential direction.

The operating assembly 63 further includes an operating button 633, and the operating button 633 corresponds to the operating member 631, as shown in fig. 38, the operating button 633 may be one or more, and may be disposed at any position of the handle 13, such as a side edge, an upper edge, and a lower edge, and preferably may be disposed at a position of the handle 13 close to the main body. And is located on the underside of the rear cover 19. Wherein, the position of the handle 13 near the main body can be divided into an arc area or a polygonal area at the connection position. The main control board 632 includes a wiring port for leading out a signal line, and is electrically connected to other auxiliary structures such as the display circuit board 62. In this embodiment, the operation element 631 is a key switch with elasticity, and the corresponding logic of operating the fascial gun can be realized by pressing the operation element 631. One of the operating logics is as follows: when the fascia gun is not in operation, the switch is pressed to activate the fascia gun, and the fascia gun is pressed again to adjust the strength or frequency of the fascia gun and move between the set gears until the fascia gun is turned off. The plurality of operation buttons 633 can also have different functions, thereby realizing the functions of speed regulation, startup and shutdown, cold and hot compress, and the like.

The operator 631 needs to interact with the user through an operation button 633 located on the outside thereof. The side surface of the handle 13 is provided with a mounting groove of the operating button 633, and the mounting groove of the operating button 633 faces the same direction as the rear end surface of the housing 10, so that the operation of a user is facilitated. The operating button 633 is a concentric circular truncated cone, and corresponds to the key cap and the annular edge respectively, the key cap is fixedly connected with the annular edge, and the annular edge is circumferentially distributed along the edge of the key cap on one side close to the main control board 632. The diameter of the annular rim is greater than that of the keycap, and the outer diameter of the annular rim is greater than that of the mounting groove of the operating button 633. In addition, the diameter of the key cap should be smaller than the diameter of the mounting groove of the operation button 633, which enables the annular rim of the operation button 633 to move on the inner surface of the mounting grooves of the operation member 631 and the operation button 633, preventing falling off.

In this embodiment, in order to realize the interaction function, the inner surface of the operating button 633 should further have an abutting member, which may be one or more parallel or crossed strip-shaped structures, or may be a columnar structure, and the extreme end of the abutting member abuts against the surface of the operating switch, so that when pressed, the force acting on the surface of the operating button 633 is indirectly applied to the operating switch through the abutting member, thereby realizing the interaction. In this embodiment, the butt piece that adopts is two mutually perpendicular's butt strips to extend to the internal surface of key cap, be equivalent to the strengthening rib, can increase the intensity of key cap when realizing alternately.

As shown in FIG. 24, display assembly 60 and operating assembly 63 are both located on handle 13, display assembly 60 being located on the front side of handle 13, and operating assembly 63 being located on the rear side of handle 13. Of course, in other embodiments, the display component 60 and the operation component 63 may be both disposed on the left side or the right side of the handle 13, considering that the dominant hand is a right-handed user, the display circuit board 62 and the main control board 632 may be the same circuit board, the protective cover on the outer side of the display circuit board 62 may be provided with an interaction position corresponding to the operation component 631, the interaction position may adopt an interaction component, and the interaction component may be a metal sheet, a metal spring, an optical sensor, a pressure sensor, or other structures. In other embodiments, the operation element 631 may be a mechanical switch instead of the touch switch, or a combination of the two may be used to implement different functions. When the display module 60 and the operation module 63 are disposed on different sides, the display circuit board 62 and the main control board 632 may be two separate circuit boards and electrically connected by a wire harness.

As shown in fig. 24, taking the example that the display component 60 is located at the front side of the handle 13 and the operation component 63 is located at the rear side of the handle 13, the front side of the handle 13 has a second display installation groove penetrating through the second display installation groove, the inner edge of the second display installation groove has second installation edges distributed circumferentially, and the thickness of the second installation edges is slightly thinner than that of the surrounding handle 13 and the height of the second installation edges is slightly lower than the surface of the second display installation groove. The display circuit board 62 is positioned in the second cavity, the display piece 61 is positioned in the second display mounting groove, the protective cover is further fixed on the outer side of the second display mounting groove, the protective cover is of a light-transmitting structure, the protective cover directly covers the second display mounting groove from the outer side of the handle, and the edge of the protective cover is abutted to the second mounting edge of the second display mounting groove; or the outer edge of the second display mounting groove is provided with second mounting edges distributed in the circumferential direction, the outer surface edge of the protective cover is provided with second mounting edges distributed in the circumferential direction, the protective cover can be mounted from the inner side of the handle, the outer surface of each second mounting edge abuts against the inner surface of the corresponding second display mounting groove, a sealing ring can be arranged at the joint of the protective cover and the second display mounting groove to enhance the sealing performance of the joint, and the sealing performance of the joint can be better guaranteed by using one or more modes such as bonding and clamping.

In other embodiments, which are not shown, the display module 60 and the operation module 63 are both located on the side of the main body and located at the junction of the upper casing 11 and the lower casing 12, and the structures of the display module 60 and the operation module 63 may refer to the structures of the embodiments described above, and the installation structures may be adjusted according to the embodiments described above, and are not described herein again. In some embodiments, the fascial gun further comprises a fomentation assembly 70, as shown in fig. 24, within the massage head 71 is the fomentation assembly 70. In this embodiment, the massage head 71 includes a massage head cover 711, a massage head rod 712, and a massage head bottom cover 713, wherein the massage head cover 711 and the massage head rod 712 are fastened and fixed, and the massage head bottom cover 713 and the massage head rod 712 are fastened and fixed. The massage head rod body 712 is internally provided with a communicated cavity with the massage head cover body 711, the cold and hot compress assembly 70 is positioned in the cavity, the cold and hot compress assembly 70 comprises a temperature control structure 72, a power supply and a temperature switch 74, the temperature control structure 72 is a semiconductor refrigerating sheet, the device is small in size, refrigeration or heating can be controlled by controlling the flowing current direction, and the size of the flowing current can be controlled, so that the temperature change range can be controlled. The temperature control structure 72 is attached to a mounting plate 73 and the temperature control is controlled by a temperature switch 74 and the circuit board on which the switch is located. The temperature control structure 72 is attached to the massage head cover 711, and transmits the temperature to the human body with the massage head cover 711 as a contact surface with the human body. The temperature control structure 72 is located in the cavity and is fixedly connected with the massage head cover 711 or the massage head rod body 712, the temperature switch 74 is fixed on the side surface of the temperature control structure 72, and a switch notch is formed in the corresponding position of the side edge of the massage head cover 711 for the temperature switch 74 to penetrate through the massage head cover 711, so that the operation of a user is facilitated.

The power supply is arranged in the massage head rod body 712 along the transverse axis, the power supply can be a rechargeable battery, the charging wire is connected with a power supply charging port and a power supply, and the power supply charging port is fixed on the massage head bottom cover 713. The massage head 71 is detachably connected to the piston assembly, and when the massage head 71 is not used, the massage head 71 can be detached to charge the power supply alone. In this embodiment, the knocking function and the hot compress function of the massage head 71 can be operated independently.

As shown in fig. 22, the rear end of the housing 10 has a hot and cold compress assembly 70. The housing 10 includes a rear cover 19 at a rear end, and the cold compress and hot compress assembly 70 further includes a contact piece 75, the contact piece 75 is fixed at an outermost side of the rear cover 19 for contacting with a human body and conducting heat, and preferably, the contact piece 75 used herein may be made of a material having good thermal conductivity and flame retardancy, such as a metal sheet.

The cold and hot compress assembly 70 can be provided with a power supply independently, the battery assembly 20 in the handle 13 can also be used as the power supply, the temperature control structure 72 can also be electrically connected with the main control board 632 or the battery circuit board 91, and the lead wires can be led out from the gap between the temperature control structure 72 and the shell 10. When the cold and hot compress subassembly 70 of equipment, can be in proper order with contact piece 75, temperature control structure 72 fixed connection on mounting panel 73, and fix on lid 19 behind, then fix lid 19 behind last shell 11 and inferior valve 12, the inside of last shell 11 and inferior valve 12 has the card wire casing, and the lead-out wire of accomplishing the wiring can be retrained in the card wire casing, avoids the line bundle confusion in the casing 10.

As shown in FIG. 25, the cold thermal compress assembly 70 is provided at the lower end of the handle 13, the housing 10 includes a bottom cover 132 at the lower end of the handle 13, and the cold thermal compress assembly 70 is fixedly connected to the handle 13 through the bottom cover 132.

Specifically, the contact piece 75 is fixed to the outermost side of the bottom cover 132 for contacting the human body and conducting heat. The bottom cover 132 has a second insertion groove on the outer side, the contact piece 75 is fixed in the second insertion groove, and the contact piece 75 can be fixed in the second insertion groove by one or more methods such as bonding, clamping, and screw connection.

The inner side of the bottom cover 132 is provided with a plurality of steps distributed circumferentially and having different heights, and the steps are respectively abutted against different parts of the cold and hot compress assembly 70 to fix different parts. Specifically, the temperature control structure 72 is abutted against a third step of the bottom cover 132 closest to the second cavity, and the temperature control structure 72 can be fixed with the third step in one or more ways such as bonding, clamping, screw connection and the like; the temperature switch 74 is electrically connected to the temperature control structure 72 and located on a side surface of the temperature control structure 72, a concave second limit platform is arranged on a side surface of the third step corresponding to the temperature switch 74, a second switch through hole penetrating through the second limit platform is formed in the middle of the second limit platform, and an end portion of the temperature switch 74 can penetrate through the second limit platform and be exposed out of the bottom cover 132. The temperature switch 74 has three positions for switching and adjusting the temperature control structure 72, and cooperates with the temperature control structure 72 to perform at least three functions of cooling, heating and turning off. A second through hole is formed in the middle of a fourth step which is far away from the second cavity relative to the third step, and the temperature control structure 72 is at least partially positioned in the second through hole and positioned between the temperature control structure 72 and the contact piece 75. The temperature control structure 72 has one side electrically connected to the temperature control structure 72 and the other side abutting against the contact piece 75. In the present embodiment, the temperature control structure 72 is a semiconductor cooling plate, which has a small size and can control cooling or heating by controlling the flowing current, and can control the temperature variation range by controlling the magnitude of the current.

In some embodiments, the fascia gun further includes a light emitting device 80, as shown in fig. 25, the light emitting device 80 is disposed at the rear end of the housing 10, and corresponds to the charging device 90, the light emitting device 80 is used for displaying the charging state of the charging device 90 and the power of the battery device 20, and different lights are displayed according to different power states when the fascia gun is charged, after the charging is completed, and in use, so as to facilitate the user to determine the power of the fascia gun at this time.

Specifically, the light emitting assembly 80 includes a light emitting ring, a light emitting element and a light emitting circuit board, and at this time, the light emitting circuit board and the battery circuit board 91 may be the same circuit board, which is collectively referred to as the battery circuit board 91 for convenience of description. The battery circuit board 91 is perpendicular to the first cavity, and the battery circuit board 91 may be a round-like structure with a chamfer or fillet at the periphery and is installed in a corresponding position of the rear cover 19. Be equipped with control chip on battery circuit board 91, charging circuit and power management circuit etc, its edge circumference distributes at least one illuminating part, the illuminating part can be emitting diode, devices such as charactron, and can send the light of multiple colour and/or produce different bright effect of going out under control chip's control, the light signal that the illuminating part sent should make the user can follow the luminous ring department receipt in the battery circuit board 91 outside in addition, preferably, orientation after the illuminating part installation should be on a parallel with battery circuit board 91 plane, make light personally submit 90 right angles with the acceptance of luminous ring, the reinforcing display effect.

The installation mode of the luminous ring is as follows: luminous ring clamp locates between back lid 19 and the main fuselage, and luminous ring adopts transparent material or translucent material to make, and luminous ring has the extension towards the terminal surface of main fuselage, and the lateral wall edge joint of extension and main fuselage makes luminous ring and the preliminary location of main fuselage, then, back lid 19 adopts screw fixed connection, further fixed luminous ring with the main fuselage.

In other embodiments, not shown, light assembly 80 may be disposed at the front end of housing 10 or at the lower end of handle 13.

For the convenience of charging, the fascial gun further comprises a charging assembly 90, the charging assembly 90 is electrically connected with the battery assembly 20 and used for charging the battery assembly 20, the charging assembly 90 comprises a battery circuit board 91, a charging head 92 and a charging switch 93, the battery assembly 20 is electrically connected with the battery circuit board 91, the driving assembly 30 is electrically connected with the battery circuit board 91 through a main control board 632, the battery circuit board 91 comprises a charging circuit and a battery management circuit which are respectively used for electric quantity management and transportation when the battery assembly 20 is charged and the fascial gun normally works and are also electrically connected with other auxiliary structures, and the charging switch 93 and the charging head 92 are both connected with the battery circuit board 91.

As shown in fig. 26, the charging assembly 90 is located at the lower end of the handle 13, the lower end of the handle 13 is provided with a bottom cover 132, the charging assembly 90 is located between the bottom cover 132 and the driving motor 31, the bottom cover 132 is formed with a second groove, a first step is formed around the inner side wall of the second groove, a plurality of fixing plates are formed on the first step, the bottom cover 132 is connected to the handle 13 in a clamping manner through the fixing plates, a third fixing column is formed by extending the bottom wall of the second groove, a boss step is formed at one end of the third fixing column far from the bottom wall of the groove, a convex plate is formed around the inner side wall of the lower end of the handle 13, a second fixing column is formed by extending one side of the convex plate facing the bottom cover 132, a concave step is formed at one end of the second fixing column facing the bottom cover 132, and the third fixing column is inserted and fixedly connected with the second fixing column; the connection strength between the bottom cover 132 and the handle 13 is further improved, and the stability and the sealing property between the handle 13 and the bottom cover 132 are improved; preferably, a step mechanism or a labyrinth structure is arranged at the joint of the bottom cover 132 and the lower end of the handle 13, so that the sealing property and the water resistance of the joint are enhanced; the charging head 92 is fixed on the battery circuit board 91 and extends towards the bottom cover 132, and the bottom cover 132 is provided with a charging hole matched with the charging head 92, so that the plugging charging is convenient; the charge switch 93 is fixed on the battery circuit board 91 and extends toward the bottom cover 132, and the bottom cover 132 has a switch hole adapted to the charge switch 93 for user's convenience.

As shown in fig. 25, the charging assembly 90 is located at the rear end of the housing 10. Specifically, the charging assembly 90 is located inside the rear cover 19 of the housing 10. The charging assembly 90 is perpendicular to the first cavity, and the battery circuit board 91 is shaped like a circle and has a chamfer or fillet around it. The charging head 92 is disposed in a direction parallel to the lateral axis and extends toward the rear cover 19, and the rear cover 19 has a charging hole corresponding to the charging head 92 for exposing the charging head 92 for charging. The rear cover 19 also has a switch notch for the charging switch 93 to pass through for controlling the start and stop of the charging assembly 90. The charging head 92 is a circular structure with a metal needle in the middle, and the charging switch 93 is a toggle switch to control the main power supply.

In other embodiments, the head cover 18 further includes a light emitting assembly 80, specifically, the head cover 18 is fixedly connected to the upper casing 11 and the lower casing 12, the upper casing 11 and the lower casing 12 form a main body, the lower casing 12 extends downward to form a handle 13, and the handle 13 is disposed at an angle with respect to the main body. The light emitting assembly 80 is located in the head cover 18 or at the junction of the head cover 18 and the main body. The light emitting element of the light emitting assembly 80 is disposed toward the head cover 18, and a light hole is disposed at a corresponding position of the head cover 18, and the light emitted from the light emitting element can be transmitted through the light hole. The illuminating part can be an LED lamp bead or an infrared physiotherapy lamp. The luminous circuit board is the loop configuration, through the fix with screw in the inside of skull 18, and luminous piece circumference distributes on luminous circuit board, and simultaneously, luminous circuit board's power supply line penetrates first cavity and is connected with the main control board or penetrates the second cavity and be connected with battery circuit board 91. Preferably, the housing 10 has a wire-clipping groove inside for restraining the power supply wire from interfering with the driving assembly 30, the transmission assembly 40, and the battery 10 assembly inside the housing 10. The connection between the head cover 18 and the main body can refer to the specific structure in other embodiments, and is not described herein.

The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are intended to be covered by the claims.

Claims

1. A fascial gun, comprising:

the portable electronic device comprises a shell (10), wherein the shell (10) comprises a main machine body and a handle (13), the main machine body and the handle (13) are arranged at an angle, the main machine body is provided with a first cavity which is formed along the transverse axial direction, the handle (13) is provided with a second cavity, and the second cavity is communicated with the first cavity;

a battery assembly (20) disposed within the main body;

a drive assembly (30) disposed within the second cavity;

the transmission assembly (40) is arranged in the first cavity and is in transmission connection with the driving assembly (30); wherein the height of the lower bottom surface of the battery assembly (20) is higher than or equal to the height of the upper surface of the driving assembly (30).

2. The fascial gun of claim 1, wherein said main body comprises a split upper shell (11) and a lower shell (12), said transmission assembly (40) being positioned between said upper shell (11) and said lower shell (12);

the battery assembly (20) is positioned in the first cavity, positioned above the transmission assembly (40) and fixedly connected with the upper shell (11); or, the battery component (20) is entirely positioned in the first cavity, is positioned below the transmission component (40), and is fixedly connected with the lower shell (12).

3. The fascia gun as claimed in claim 2, wherein when the battery assembly (20) is fixedly connected to the upper case (11), the inner surface of the upper case (11) is provided with a first battery mounting groove (112) and at least one first limiting plate (111) positioned in the first battery mounting groove (112), and the battery assembly (20) is fixed in the first battery mounting groove (112) by a first fixing structure;

the first fixing structure comprises a first mounting column (113) and a first crimping plate (114), and the first limiting plate (111) extends from the inner surface of the upper shell (11) to the lower shell (12); the first limiting plate (111) is provided with a first limiting groove (1111), the battery assembly (20) is at least partially arranged in the first limiting groove (1111), the first mounting post (113) is arranged at two sides or ends of the first limiting groove (1111) or the first battery mounting groove (112), and the first crimping plate (114) is fixedly connected to the first mounting post (113) to fix the battery assembly (20) between the first limiting groove (1111) and the first crimping plate (114).

4. The fascia gun according to claim 1, wherein the main body comprises an upper case (11) and a lower case (12) which are separated, the transmission assembly (40) is positioned between the upper case (11) and the lower case (12), the upper case (11) comprises a battery installation cavity (115) which is formed by recessing the outer side surface of the upper case (11) along the thickness direction thereof, and the battery assembly (20) is arranged in the battery installation cavity (115); the main body further comprises a crimping cover (116), and the crimping cover (116) is detachably connected to an opening of the battery installation cavity (115).

5. The fascia gun as claimed in claim 4, wherein the inner surface of the crimping cover (116) directly abuts against the surface of the battery assembly (20), or one or more limiting ribs (1161) are further provided on the side of the crimping cover (116) facing the battery assembly (20), and each limiting rib (1161) is arranged to abut against the battery assembly (20);

the inner wall of the battery installation cavity (115) is directly abutted to the surface of the battery assembly (20), or one or more fixing ribs are arranged on the side surface of the inner wall of the battery installation cavity (115), and the fixing ribs are abutted to the battery assembly (20).

6. The fascia gun as recited in claim 1, wherein the main body comprises an upper shell (11), a hump (14) and a lower shell (12), the upper shell (11) and the lower shell (12) forming the first cavity, the hump (14) being disposed in the upper shell (11), the hump (14) having a third cavity, the battery assembly (20) being at least partially secured within the third cavity.

7. The fascial gun of claim 6, wherein said hump (14) is a unitary structure with said upper shell (11) and is formed by an upward projection from the upper surface of said upper shell (11), and said third cavity is in communication with said first cavity;

the battery assembly (20) comprises a first battery (21), the first battery (21) being secured within the third cavity by a third securing structure;

the third fixing structure comprises second limiting plates (141), second mounting columns (142) and second crimping plates (143), the second limiting plates (141) are formed by extending the inner surfaces of the humps (14) towards the lower shell (12), a second battery mounting groove (1411) is formed between the two second limiting plates (141), and the first battery (21) is at least partially positioned in the second battery mounting groove (1411); the second mounting column (142) is arranged on the inner surface of the hump (14) and extends towards the lower shell (12), the second pressure welding plate (143) is correspondingly fixed with the second mounting column (142), and the first battery (21) is fixed between the hump (14) and the second pressure welding plate (143); or, a second limiting groove is formed in the second limiting plate (141), the first battery (21) is arranged in the second limiting groove, the second mounting column (142) is arranged on two sides or at the end of the second limiting groove, and the second crimping plate (143) is fixedly connected to the second mounting column (142), so that the battery assembly (20) is fixed between the second limiting groove and the second crimping plate (143).

8. The fascia gun as claimed in claim 6, wherein the upper shell (11) and the hump (14) are of a split structure, the hump (14) being detachably connected to the upper surface of the upper shell (11);

the battery assembly (20) comprises a first battery (21), and the first battery (21) is fixed in the third cavity through a third fixing structure and is electrically connected with a main control board (632) in the first cavity or the second cavity;

the third fixing structure comprises a second limiting plate (141), a second mounting column (142) and a second crimping plate (143), wherein a second limiting groove is formed in the second limiting plate (141), the first battery (21) is arranged in the second limiting groove, the second mounting column (142) is arranged on two sides or at the end part of the second limiting groove, and the second crimping plate (143) is fixedly connected to the second mounting column (142) and used for fixing the battery component (20) between the second limiting groove and the second crimping plate (143); or the second limiting plate (141) is formed by extending the inner surface of the hump (14) towards the lower shell (12), a second battery mounting groove (1411) is formed between the two second limiting plates (141), and the first battery (21) is at least partially positioned in the second battery mounting groove (1411); the second mounting column (142) is arranged on the inner surface of the hump (14) and extends towards the lower shell (12), the second pressing connection plate (143) and the second mounting column (142) are correspondingly fixed, and the first battery (21) is fixed between the hump (14) and the second pressing connection plate (143).

9. The fascial gun of claim 8, wherein the battery assembly (20) further comprises a second battery (22), the second battery (22) being positioned within a third battery mounting slot (1441) in the first cavity; the second battery (22) is fixedly connected with the inner surface of the upper shell (11) or the lower shell (12) through a fourth fixing structure, and the second battery (22) is electrically connected with one or both of the first battery (21) and the main control board (632);

the fourth fixing structure includes a third stopper plate (144) or a third battery mounting groove (1441), a third mounting post (145) and a third press-contact plate (146), at least one of the third stopper plates (144) is formed by inwardly extending an inner surface of the upper case (11) or the lower case (12) within the third battery mounting groove (1441), and the second battery (22) is at least partially positioned in the third battery mounting groove (1441); the third mounting column (145) is disposed at a side edge or an end portion of the third limiting plate (144) or a third battery mounting groove (1441), the third pressing plate (146) is fixed corresponding to the third mounting column (145), and the second battery (22) is fixed between the third pressing plate (146) and the upper case (11) or between the third pressing plate (146) and the lower case (12).

10. The fascia gun according to any of claims 2 to 9, wherein the battery assembly (20) is located on the rotational axis of the driving assembly (30), and an insulating structure is provided between the battery assembly (20) and the driving assembly (30);

the driving assembly (30) comprises a driving motor (31), any one or combination of a motor mounting frame (32) and a heat insulation plate (321) is/are further arranged in the second cavity, the motor mounting frame (32) is fixedly connected with the lower shell (12), the driving motor (31) is fixedly connected with the motor mounting frame (32), and the heat insulation plate (321) is located between the motor mounting frame (32) and the driving motor (31);

the handle (13) is provided with a heat dissipation hole (131) corresponding to the driving motor (31).

11. The fascia gun according to claim 10, wherein the heat insulation board (321) is located in the second cavity, the shape of the heat insulation board (321) corresponds to the cross-sectional shape of the second cavity, and one side of the heat insulation board (321) has a first gap, which forms a first wire passing groove with the inner wall of the second cavity, or the first gap is a first wire passing groove.

12. The fascia gun as claimed in claim 2, wherein when the battery assembly (20) is fixedly connected with the lower casing (12), the inner surface of the lower casing (12) is provided with a fourth limiting plate (121) and a fourth battery installation groove (122) surrounded by a plurality of the fourth limiting plates (121), and the battery assembly (20) is fixed in the fourth battery installation groove (122) through a second fixing structure;

the second fixing structure comprises a battery fixing piece (123) and battery fixing columns (124), the battery fixing piece (123) comprises an abutting part (1231) located in the middle and at least two fixing parts (1232) located at the ends, the abutting part (1231) is tightly attached to the outer surface of the battery assembly (20), the battery fixing columns (124) are arranged on the inner surface of the lower shell (12), and the fixing parts (1232) are correspondingly and fixedly connected with the battery fixing columns (124).

13. The fascial gun of claim 12, wherein a projection of said battery assembly (20) onto a horizontal plane having a transverse axis is offset from a projection of said drive assembly (30) onto the horizontal plane having the transverse axis;

the driving assembly (30) comprises a driving motor (31), the driving motor (31) is fixedly connected with the lower shell (12) through a motor mounting frame (32), the upper end of the driving motor (31) is fixedly connected with the motor mounting frame (32), and a heat insulation plate (321) is arranged between the motor mounting frame (32) and the driving motor (31);

14. The fascial gun of claim 12, wherein the drive assembly (30) is disposed at an end of the first cavity distal from the drive assembly (40), wherein an axis of an output shaft of the drive assembly (30) is parallel or collinear with the transverse axis,

the driving assembly (30) comprises a driving motor (31), the transmission assembly (40) is provided with a mounting rack, the mounting rack is of an L-shaped structure and comprises a transverse part and a vertical part, the driving assembly (30) is fixed on the vertical part, and the output shaft penetrates through the vertical part to be connected with the transmission assembly (40); the transmission assembly (40) is at least partially mounted on the cross portion.

15. The fascia gun according to claim 1, wherein the main body comprises an upper case (11), a lower case (12), and an elongated outer case (15), the first cavity is formed between the upper case (11) and the lower case (12), the elongated outer case (15) is located at the rear end of the main body, the elongated outer case (15) has a fourth cavity, and the battery assembly (20) is at least partially fixed in the fourth cavity.

16. The fascial gun of claim 15, wherein the elongated outer casing (15) comprises an outer casing (151) and an inner casing (152), the outer casing (151) is fixedly connected with the rear ends of the upper casing (11) and the lower casing (12), the inner casing (152) is fixedly arranged in the outer casing (151) and forms the fourth cavity;

the end part, close to the upper shell (11), of the inner shell (152) is provided with a line passing hole, and the fourth cavity and the first cavity are communicated through the line passing hole.

17. The fascia gun as claimed in claim 15, wherein a slot is provided on the end of the housing (151) close to the upper shell (11), and a buckle is provided on the corresponding portion of the upper shell (11) and is clamped in the slot; mounting holes are formed in the end part, close to the lower shell (12), of the shell (151) and corresponding parts of the lower shell (12), and the shell (151) is detachably connected with the lower shell (12) through fasteners;

or a clamping groove is formed in the end part, close to the lower shell (12), of the shell (151), and a buckle is arranged at the corresponding part of the lower shell (12) and clamped in the clamping groove; the shell (151) is close to the end part of the upper shell (11) and the corresponding part of the upper shell (11) are respectively provided with a mounting hole, and the shell (151) is detachably connected with the upper shell (11) through a fastening piece.

18. The fascial gun of claim 1, wherein the main body further comprises a shuttle for mounting a massage head (71);

drive assembly (40) are including transmission connecting rod (41) and eccentric structure (42), eccentric structure (42) cover is established on the output shaft of drive assembly (30), and with transmission connecting rod (41) rotate to be connected, the other end and the portion of reciprocating of transmission connecting rod (41) rotate to be connected, eccentric structure (42) are including first bearing (421) that have eccentric inner circle, eccentric inner circle has eccentric setting's connecting hole, the output shaft with connecting hole fixed connection drives first bearing (421) eccentric rotation.

19. The fascia gun according to claim 1, further comprising a double massage head assembly (50) which is in transmission connection with the transmission assembly (40) and comprises a first massage head (51) and a second massage head (52) which are arranged up and down, wherein the first massage head (51) and the second massage head (52) reciprocate under the action of the transmission assembly (40);

a part or all of a mounting rack (53) is arranged in the first cavity, the mounting rack (53) is fixedly connected with the main body, the driving assembly (30) is installed at one end of the mounting rack (53), and the transmission assembly (40) is installed at the other end of the mounting rack (53);

the mounting frame (53) comprises a first part (531), a second part (532) and a connecting part (533) connecting the first part (531) and the second part (532), the first part (531) and the second part (532) are distributed in staggered layers, a space is arranged below the first part (531), the driving component (30) is positioned in the space and fixed below the first part (531) in an upward mode, and the transmission component (40) is at least partially positioned on the second part (532); the second part (532) is provided with a supporting column, and the transmission assembly (40) is in rotary connection with the supporting column;

or a space is arranged above the first part (531), the driving component (30) is positioned in the space and fixed above the first part (531) downwards, and the transmission component (40) is at least partially positioned on the second part (532); the second part (532) is provided with a supporting column, and the transmission assembly (40) is in rotary connection with the supporting column;

the transmission assembly (40) comprises an eccentric part (422), a main connecting rod (411), an upper auxiliary connecting rod (412), a lower auxiliary connecting rod (413) and a conversion connecting rod (414), the eccentric part (422) is arranged on an output shaft of the driving assembly (30), one end of the main connecting rod (411) is rotatably connected with the eccentric part (422), the other end of the main connecting rod is rotatably connected with the upper auxiliary connecting rod (412), the conversion connecting rod (414) is rotatably connected with the mounting frame (53), and two ends of the conversion connecting rod are respectively connected with the upper auxiliary connecting rod (412) and the lower auxiliary connecting rod (413); the upper auxiliary connecting rod (412) is connected with the first massage head (51), and the lower auxiliary connecting rod (413) is connected with the second massage head (52);

the double-massage head assembly (50) further comprises a first piston (54) and a second piston (55), the first massage head (51) is in transmission connection with the upper auxiliary connecting rod (412) through the first piston (54), and the upper auxiliary connecting rod (412) is in rotary connection with the first piston (54); the second massage head (52) is in transmission connection with the upper auxiliary connecting rod (412) through the second piston (55), and the upper auxiliary connecting rod (412) is in rotary connection with the second piston (55);

the housing (10) comprises an upper piston hole (16) and a lower piston hole (17), the upper piston hole (16) corresponds to the first piston (54), and the first piston (54) reciprocates in the upper piston hole (16) under the action of the transmission assembly (40); the lower piston hole (17) corresponds to the second piston (55), and the second piston (55) reciprocates in the lower piston hole (17) under the action of the transmission component (40).

20. Fascia gun according to claim 1, characterized in that the main body comprises a reciprocating part, a head cover (18), an upper shell (11) and a lower shell (12), the head cover (18) being fixedly connected with the upper shell (11) and the lower shell (12); a shockproof sleeve (181) and a steel sleeve (182) are further arranged in the head cover (18), an installation cavity is formed in the head cover (18) and used for installing the shockproof sleeve (181) and the steel sleeve (182), the front end of the shockproof sleeve (181) wraps the front end of the steel sleeve (182), and the rear end of the shockproof sleeve (181) wraps the rear end of the steel sleeve (182);

the steel sleeve (182) is provided with a piston hole (1821), the reciprocating part is of a piston structure and comprises a piston main body (183) and a connecting block (184), the piston main body (183) is detachably connected with the connecting block (184), and the tail end of the connecting block (184) is rotatably connected with the transmission assembly (40); the piston main body (183) is of a hollow structure and is used for exposing the connection part of the piston main body and the connection block (184); the inner wall of the piston hole (1821) is provided with a longitudinal oil filling groove (1822);

and a compression joint ring (185) is further arranged in the head cover (18), the compression joint ring (185) is positioned at the rear end of the shockproof sleeve (181) and fixedly connected with the rear end of the head cover (18) and used for limiting the shockproof sleeve (181) and the steel sleeve (182) in a mounting cavity of the head cover (18).

21. The fascia gun according to claim 1, further comprising a display assembly (60) and an operating assembly (63), wherein the display assembly (60) comprises a display (61) and a display circuit board (62); the operating component (63) comprises an operating piece (631) and a main control board (632);

the display component (60) is positioned on the rear end of the main body or positioned on the side surface of the main body or positioned on the top surface of a hump (14) of the main body or positioned on the side surface of the handle (13) or positioned at the bottom of the handle (13);

the operating component (63) is positioned on the rear end of the main body or positioned on the side surface of the main body or positioned on the top surface of a hump (14) of the main body or positioned on the side surface of the handle (13) or positioned at the bottom of the handle (13).

22. The fascia gun according to claim 1, further comprising a cold-hot compress assembly (70);

the cold and hot compress component (70) is positioned in the massage head (71), the massage head (71) comprises a massage head cover body (711), a massage head rod body (712) and a massage head bottom cover (713), a communicated cavity is formed between the massage head rod body (712) and the massage head cover body (711), and the cold and hot compress component (70) is positioned in the cavity; the cold and hot compress component (70) comprises a temperature control structure (72), a mounting plate (73), a power supply and a temperature switch (74), the temperature control structure (72) is attached to the massage head cover body (711), the temperature control structure (72) is fixedly connected with the massage head cover body (711) or the massage head rod body (712), the temperature switch (74) is fixed to the side face of the temperature control structure (72), a switch notch is arranged at the position corresponding to the side edge of the massage head cover body (711), the temperature switch (74) penetrates out of the massage head cover body (711), the power supply is arranged in the massage head rod body (712), and a power supply charging port connected with the power supply is fixed to the massage head bottom cover (713);

alternatively, the first and second electrodes may be,

the host computer body includes epitheca (11), inferior valve (12) and back lid (19), back lid (19) are located the rear end of first cavity, with epitheca (11) with inferior valve (12) fixed connection, cold hot compress subassembly (70) are fixed in back lid (19), cold hot compress subassembly (70) are including contact piece (75), temperature control structure (72), mounting panel (73) and change over switch, contact piece (75) are fixed the outside of back lid (19), temperature control structure (72) are fixed the most inboard of back lid (19), temperature control structure (72) are located contact piece (75) with between mounting panel (73), one side with mounting panel (73) are connected, the another side with contact piece (75) are contradicted, change over switch with temperature control structure (72) are connected, and penetrates out of the first switch through hole on the side surface of the rear cover (19);

alternatively, the first and second electrodes may be,

the handle (13) has a second cavity perpendicular to the transverse axis, the lower end of the handle (13) has a bottom cover (132), the cold and hot compress component (70) is fixed in the bottom cover (132), the cold and hot compress component (70) comprises a contact piece (75), a temperature control structure (72), a mounting plate (73) and a change-over switch, the contact piece (75) is fixed at the outermost side of the bottom cover (132), the temperature control structure (72) is fixed at the innermost side of the bottom cover (132), the temperature control structure (72) is positioned between the contact piece (75) and the mounting plate (73), one surface of the temperature control structure is connected with the mounting plate (73), the other surface of the temperature control structure is abutted against the contact piece (75), the change-over switch is connected with the temperature control structure (72) and penetrates out of the second switch through hole in the side face of the bottom cover (132).

23. The fascia gun according to claim 1, further comprising a light assembly (80); the light-emitting component (80) comprises a light-emitting ring, a light-emitting piece and a light-emitting circuit board; the light-emitting component (80) is positioned at the rear end of the main body, or positioned in a head cover (18) at the front end of the main body, or positioned at the lower end of the handle (13); the luminous piece is an LED lamp or an infrared physiotherapy lamp.

24. The fascia gun according to claim 1, further comprising a charging assembly (90), wherein the charging assembly (90) comprises a battery circuit board (91), a charging head (92) and a charging switch (93), the battery circuit board (91) is electrically connected with the battery assembly (20) and/or the driving assembly (30) directly or indirectly, and the battery circuit board (91) comprises a charging circuit and a battery management circuit;

the charging assembly (90) is located at the rear end of the main body or at the lower end of the handle (13).