CN215689714U

CN215689714U - Fascia gun

Info

Publication number: CN215689714U
Application number: CN202022913072.9U
Authority: CN
Inventors: 刘杰; 黄利兴; 黄德跃
Original assignee: SKG Health Technologies Co Ltd.
Current assignee: SKG Health Technologies Co Ltd.
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2022-02-01
Anticipated expiration: 2030-12-07

Abstract

The present invention provides a fascial gun comprising: a massage part, a main machine part and a connecting rod component; wherein the connecting rod component is used for connecting the massage part and the main machine part, so that the installation between the massage part and the main machine part is simple and quick; the utility model discloses a massage part, including the main part, the main part is equipped with the limiting groove, the limiting groove is equipped with the limiting groove, the problem that the assembling and disassembling time overlong between the main part that the mode of adopting the threaded connection assembly in the correlation technique influences user experience is compared, the fascial rifle of massage part is connected with the main part block, quick assembling and disassembling can be realized, thereby the use experience of user is improved.

Description

Fascia gun

Technical Field

The utility model relates to the field of massage equipment, in particular to a fascia gun.

Background

Fascia guns, also known as deep myofascial impactors, are soft tissue massage tools that relax the soft tissues of the body by high frequency impact. The fascial gun drives a gun head by using a specially-made high-speed motor inside the fascial gun, and generates high-frequency vibration to act on a deep muscle layer, so that the effects of reducing local tissue tension, relieving pain, promoting blood circulation and the like are achieved.

The massage head and the piston in the related technology directly form plug-in type interference fit, when the massage head is not coaxially connected with the piston and the massage head is knocked on a human body, the component force of the reaction force applied to the massage head can enable the massage head to deflect relative to the piston, the massage position changes, even the massage head can be loosened relative to the piston, and the position stability of the massage head is low.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application discloses manadesma rifle, easily dismantle the installation and mounted position is accurate.

The embodiment of the application discloses a fascia rifle includes:

a massage part;

a host portion; and

the connecting rod component is used for being connected between the massage part and the main machine part, and one end, close to the main machine part, of the connecting rod component is provided with a limiting groove so that part of the main machine part can be clamped in the limiting groove in a rotating mode to limit relative rotation between the main machine part and the massage part.

Further, the connecting rod assembly comprises a first connecting piece and a second connecting piece which are connected, wherein the second connecting piece is provided with a first end close to the first connecting piece and a second end far away from the first connecting piece; wherein:

one end of the first connecting piece is connected with the massage part, the other end of the first connecting piece is connected with the first end, and the second end of the first connecting piece is connected with the main machine part in a clamping mode.

Further, part of the first connecting pieces are in a bent structure.

Further, the second connecting piece include the axis body and be formed at spacing recess on the axis body periphery wall, the connecting rod subassembly still include with spacing recess complex block connecting piece, the second connecting piece with host computer portion passes through spacing recess with the block of block connecting piece realizes dismantling the connection.

Furthermore, the number of the limiting grooves is at least two, and the two limiting grooves are arranged oppositely along the circumferential direction of the second connecting piece.

Furthermore, the second connecting piece is tubular and has length direction, spacing recess have link up the length direction's of second connecting piece first portion and with the second portion of first portion intercommunication, first portion with the second portion constitutes "L" shape jointly spacing recess, the joint of block connecting piece is in "L" shape spacing recess in order to restrict host portion with take place relative rotation between the second connecting piece.

Further, a stepped portion is formed on a side surface of the second portion close to the host portion, the stepped portion has a slope side wall far away from the host portion, the slope side wall has a bottom close to a central axis of the second connecting member and a top far away from the central axis of the second connecting member, and the top is closer to the host portion than the bottom; the inclined side wall is recessed toward the main machine portion to form a recessed portion, and the surface of the recessed portion is smoothly transited.

Further, the connecting rod assembly comprises a first connecting piece and a second connecting piece which are connected, wherein the second connecting piece is provided with a first end close to the first connecting piece and a second end far away from the first connecting piece; the second end is provided with an outer surface and an inner surface, wherein the inner surface is a surface close to the central axis of the second connecting piece, the outer surface is a surface far away from the central axis of the second connecting piece, and part of the outer surface close to the host part forms an inclined surface so that the second end forms a fillet structure;

wherein the inclined surface has a top end away from the central axis of the second connecting member and a bottom end close to the central axis of the second connecting member, and the bottom end is closer to the host portion than the top end.

Furthermore, the clamping connecting piece comprises a first cylinder structure, two clamping connecting parts are oppositely arranged on the inner wall of the first cylinder structure, a protruding structure is formed between the clamping connecting parts, and the protruding structure is matched and clamped with the limiting groove.

Further, the convex structure is provided with an arc surface deviating from the inner surface of the second connecting piece, and a first surface and a second surface which are respectively adjacent to the arc surface, the first surface and the second surface are oppositely arranged, and the extending track of the first surface and the extending track of the second surface are parallel to the extending track of the cylinder wall of the first cylindrical structure.

Further, a rib is formed on one of the first surface and the second surface closer to the host portion.

Furthermore, the clamping connecting piece comprises a first cylinder structure and a second cylinder structure, and the second cylinder structure is connected with the first cylinder structure and is positioned on one side of the first cylinder structure, which is close to the host part, and is used for being clamped with the host part.

Further, the outer diameter of the second cylindrical structure is smaller than the outer diameter of the first cylindrical structure.

Furthermore, a mounting hole matched with the second cylindrical structure is formed in the host part, and the second cylindrical structure extends into the mounting hole.

Further, the first cylindrical structure and the second cylindrical structure are integrally formed.

Compared with the prior art, the utility model has the beneficial effects that:

an embodiment of the present application provides a fascia gun, including: a massage part, a main machine part and a connecting rod component; wherein the connecting rod component is used for connecting the massage part and the main machine part, so that the installation between the massage part and the main machine part is simple and quick; specifically, a limiting groove is formed at one end, close to the main machine part, of the connecting rod assembly and the main machine part, so that part of the main machine part is rotatably clamped in the limiting groove to limit relative rotation between the main machine part and the massage part, namely the main machine part is clamped in the limiting groove and rotates for a certain angle, so that relative rotation does not exist between the main machine part and the connecting rod assembly, namely the main machine part can be fixed in the limiting groove after one-time clamping and one-time screwing, the relative fixed connection between the main machine part and the connecting rod assembly is realized, and the assembling process is simple and convenient; compared with the problem that the user experience is influenced by overlong assembling and disassembling time caused by the fact that the host part and the massage part are fixed in a point-to-point screwing and meshing manner in a threaded connection assembling mode in the related technology, the assembling mode is simple and convenient; and host computer portion block can restrict the relative rotation between host computer portion and the massage portion in spacing recess, in order to avoid among the correlation technique directly to form plug-in type interference fit between massage head and the piston, when massage head and piston are not coaxial coupling, when the massage head is beaten the human body, the component force of the reaction force that receives can make the relative piston of massage head take place to deflect, the massage position changes, can lead to the relative piston of massage head to loosen even, the lower problem of massage head position stability, therefore, the relative position between the massage portion of the manadesma rifle of this application and the host computer portion is comparatively stable.

Drawings

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

Fig. 1 is a schematic perspective view of a fascia gun according to an embodiment of the present invention;

FIG. 2 is an exploded view of a fascia gun according to an embodiment of the present invention;

FIG. 3 is a perspective view of a connector rod assembly of the fascial gun according to an embodiment of the utility model;

FIG. 4 is a schematic perspective view of an alternate angle of the connector rod assembly of the fascial gun according to embodiments of the present invention;

FIG. 5 is an enlarged partial schematic view of FIG. 4 at A;

FIG. 6 is a perspective view of a snap-fit connection of the fascial gun according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a fastening connection portion of a fascial gun according to an embodiment of the utility model;

fig. 8 is a cross-sectional view of a snap-fit connection of a fascial gun according to embodiments of the present invention.

Description of reference numerals:

10-fascia gun;

1-a massage part;

2-a host part; 21-a hand-held part; 22-mounting holes;

3-a connecting rod assembly; 31-a first connector; 32-a second connector; 321-a first end; 322-a second end; 3221-rounded corner structure; 323-shaft body; 324-a limit groove; 3241-first part; 3242-second part; 3243-step portion; 3244-recess; 33-snap connection; 331-a first cylindrical structure; 3311-snap-fit connection; 3312-raised structure; 3313-convex rib; 332-second cylindrical configuration.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.

The technical solution of the present application will be further described with reference to the following embodiments and accompanying drawings.

As shown in fig. 1 and 2, an embodiment of the present application discloses a fascial gun 10, including: a massage part 1, a host part 2 and a connecting rod component 3; wherein, the connecting rod assembly 3 is used for connecting between the massage part 1 and the main machine part 2, so that the installation between the massage part 1 and the main machine part 2 is simple and fast. One end of the connecting rod component 3 close to the main machine part 2 is formed with a limit groove 324 with the main machine part 2 so that the partial main machine part 2 is rotationally clamped in the limit groove 324 to limit the relative rotation between the main machine part 2 and the massage part 1, compared with the problem that the user experience is influenced by overlong loading and unloading time caused by a threaded connection assembly mode in the related art, the massage part 1 is clamped and connected with the main machine part 2 in the fascia gun 10 of the embodiment, the rapid loading and unloading can be realized, the loading and unloading time of the fascia gun 10 is greatly shortened, and the use experience of a user is improved.

Specifically, the one end of connecting rod assembly 3 is connected with massage portion 1, the joint between the other end and host computer portion 2, make and be connected not only can realize rapid Assembly through the mode of a joint between connecting rod assembly 3 and the host computer portion 2, and can make and connect in preset position between connecting rod assembly 3 and the host computer portion 2 through the mode of a block, also can guarantee the installation precision between connecting rod assembly 3 and the host computer portion 2, when adopting screw assembly massage portion and host computer portion in avoiding the correlation technique, screw up the back when host computer portion 2 and massage portion 1, probably lead to massage portion 1 skew normal position for the mounted position of host computer portion 2, make the unable accurate control's of massage angle problem.

In the present embodiment, the massage part 1 is configured to impact the human body massage part with a high frequency so as to play a role of relaxing the soft body tissue at the human body massage part. Specifically, the massage part 1 uses a specially-made high-speed motor inside the fascia gun 10 to drive the massage part 1 to generate high-frequency vibration to act on the deep layer of muscles, so as to achieve the effects of reducing local tissue tension, relieving pain, promoting blood circulation and the like. The specific type of the high-speed motor is selected according to actual needs, and this embodiment is not particularly limited thereto.

It should be noted that the massage part 1 has an outer skin portion contacting with the skin of the human body, wherein the outer skin portion is made of a soft material, so that the massage part 1 does not cause a hard feeling when contacting with the skin of the human body. The specific soft material may be rubber or silica gel, or other soft materials may be selected according to actual needs, specifically according to actual needs, which is not specifically limited in this embodiment.

The massage part 1 is in a spherical shape as shown in fig. 1, and in order to prevent the spherical structure of the massage part 1 from sliding on the skin of the human body, the surface of the spherical massage part 1 may be provided with criss-cross textures as shown in fig. 1, or may be provided with other protrusions to prevent the massage part from sliding.

The host computer portion 2 is used for providing impact power to the massage portion 1, and is concrete, is equipped with motor and power supply part in the host computer portion 2, and the power supply part provides electric current in the motor to thereby make the motor vibrate and pass to the massage portion 1 through the connecting rod subassembly 3 with the vibration, thereby make the massage portion 1 have high frequency impact force and vibrate the massage to the human massage position. The specific power supply means may be, for example, a battery provided in the main unit 2, or may be an electrical interface provided on the main unit 2, and the power supply is realized by electrically connecting the electrical interface with an external power supply.

In addition, as shown in fig. 1 and 2, the main body part 2 has a hand-held part below, and the user holds the hand-held part 21 to massage the human body part by using the fascia gun 10; and in order to enhance the friction between the handheld portion 21 and the hand of the user so as to avoid the problem that the hand is slippery when the user holds the handheld portion 21, the outer surface of the handheld portion 21 contacting the hand of the user may be provided with anti-slip textures, anti-slip protrusions or the like.

Specifically, in this embodiment, one end of the connecting rod component 3 close to the main machine part 2 is connected with the main machine part in a clamping manner so as to realize rapid and accurate assembly between the massage part 1 and the main machine part 2, referring to fig. 1, a limit groove 324 is formed at the right end of the connecting rod component 3 so that part of the main machine part 2 is rotatably clamped in the limit groove 324 to limit relative rotation between the main machine part 2 and the massage part 1, namely, the main machine part 2 is clamped in the connecting rod component 3 and can be rotated by a certain angle so that relative rotation does not exist between the main machine part 2 and the connecting rod component 3.

For example, the limit groove 324 provided on the connecting rod assembly 3 is an L-shaped clamping groove, one end of the main machine portion 2 is clamped in the L-shaped clamping groove, the L-shaped clamping groove has a first portion and a second portion, the first portion and the second portion form an L-shaped clamping groove, the first portion penetrates through the axial direction of the connecting rod assembly 3 along the left-right direction shown in fig. 3, and the second portion does not penetrate through the axial direction of the connecting rod assembly 3, so that the main machine portion 2 can be clamped in the second portion after being clamped in the limit groove formed by the first portion and the second portion by one-time screwing, thereby preventing the main machine portion 2 from slipping relative to the second connecting piece after penetrating through the axial first portion of the connecting rod assembly 3 to cause connection failure, therefore, the connection firmness of the clamped and fixed fascia gun 10 in the reciprocating vibration can be ensured compared with the limit groove in a single direction, the problem that the connecting rod assembly 3 is separated from the host part 2 cannot be caused. Namely, the host part 2 can be fixed in the connecting rod component 3 after one-time clamping and one-time screwing, so that the host part 2 and the connecting rod component 3 are relatively fixedly connected, and the assembly process is simple and convenient; compared with the problem that the assembling and disassembling time is too long to influence the user experience due to the fact that the main machine part 2 and the massage part 1 are engaged and fixed in a point-to-point screwing and meshing mode in the related technology, the fascia gun can be assembled and disassembled quickly due to the fact that the massage part 1 and the main machine part 2 are connected in a rotating and clamping mode, and therefore the use experience of a user is improved.

For another example, the limiting groove 324 formed in the connecting rod assembly 3 is an irregular clamping groove, the main machine portion 2 is provided with a clamping block matched with the irregular clamping groove, and the clamping block is clamped in the clamping groove, so that the main machine portion 2 and the connecting rod assembly 3 can be fixedly connected in a clamping manner, and the massage portion 1 can not be separated from the main machine portion 2 when deflected relative to the axis of the massage portion.

Further, as shown in fig. 2, the connecting rod assembly 3 includes a first connecting member 31 and a second connecting member 32 connected to each other, wherein the first connecting member 31 is a portion on the left side and connected to the massage part 1, the second connecting member 32 is located on the right side of the first connecting member 31, and the second connecting member 32 is used for engaging with the main body part 2; specifically, the second connecting member 32 has a first end 321 close to the first connecting member 31 and a second end 322 far from the first connecting member 31; wherein: one end of the first connecting member 31 is connected to the massage unit 1, the other end is connected to the first end 321 of the second connecting member 32, and the second end 322 of the second connecting member 32 is engaged with the main unit 2. That is, the left end of the first connecting member 31 and the massage part 1 may be connected by a snap fit or integrally formed, so that the massage part 1 and the connecting rod assembly 3 are integrated and then snap-connected with the main body part 2 by the second connecting member 32 to realize quick assembly.

Further, as shown in fig. 1 and 2, a part of the first connecting member 31 is a bent structure, that is, as shown in fig. 2, a part of the first connecting member 31 is bent toward the massage part 1 or downward, so that an included angle α is formed between a central axis of the massage part 1 and a central axis of the main machine part 2, and thus, after the massage part 1 and the main machine part 2 are not coaxial, it is convenient for a user to use the massage part 1 to massage any part of the user after holding the hand-holding part 21 with a hand, and if the central axis of the massage part 1 is parallel to the central axis of the main machine part 2, it may cause that the user cannot hold the fascial gun 10 to massage some parts of the body conveniently. Specifically, the specific bending extension length of the portion of the first connecting member 31 in the bending structure is determined according to actual needs, and the bending curvature of the bending structure is determined according to actual needs, so that the included angle α is also determined according to actual needs, which is not specifically limited in this embodiment.

Further, as shown in fig. 2, the second connecting member 32 includes a shaft body 323 and a limiting groove 324 formed on an outer peripheral wall of the shaft body 323, the connecting rod assembly 3 further includes a clamping connecting member 33 engaged with the limiting groove 324, and the second connecting member 32 and the host part 2 are detachably connected by clamping the limiting groove 324 and the clamping connecting member 33. Specifically, the limiting groove 324 may form a through groove along the axial direction of the second connector 32, the left end of the engaging connector 33 is engaged with the limiting groove 324 of the second connector 32, and the right end of the engaging connector 33 is engaged with the main body 2 to connect the massage part 1 and the main body 2. Specifically, the snap connector 33 may be a cylindrical structure as shown in fig. 2, so that the second connector 32 is also a cylindrical structure, and the limiting groove 324 is formed along the circumference of the cylinder, and the host part 2 is snapped with the right end of the snap connector 33 to realize quick snap-fit assembly between the snap connector 33 and the host part 2.

Further, as shown in fig. 2, at least two limiting grooves 324 are provided, and the two limiting grooves 324 are oppositely arranged along the circumferential direction of the second connecting member 32, that is, as shown in fig. 2, the two limiting grooves 324 are respectively arranged on the upper surface and the lower surface of the shaft body 323 of the second connecting member 32, so that when the second connecting member 32 is connected with the snap connecting member 33, the snap strength between the second connecting member 32 and the snap connecting member 33 can be ensured, and the connection strength between the massage part 1 and the main machine part 2 can be improved.

In addition, in other embodiments of this embodiment, the limiting grooves 324 may also be set to 4 limiting grooves or more that are spaced along the circumferential direction of the second connecting member 32, so as to further enhance the connection reliability between the second connecting member 32 and the snap-fit connecting member 33, and the specific number of the limiting grooves 324 is set according to actual needs, which is not specifically limited in this embodiment.

Further, as shown in fig. 3, the second connector 32 is tubular and has a length direction (i.e. a left-right direction in fig. 3), the limiting groove 324 has a first portion 3241 penetrating through the length direction of the second connector 32 and a second portion 3242 communicated with the first portion 3241, the first portion 3241 and the second portion 3242 together form an "L" shaped limiting groove, the snap connector 33 is snapped in the "L" shaped limiting groove 324, i.e. the first portion 3241 penetrates through the axial direction of the second connector 32 along the left-right direction shown in fig. 3, and the second portion 3242 does not penetrate through the axial direction of the second connector 32, so that the snap connector 33 can be snapped in the limiting groove 324 formed by the first portion 3241 and the second portion 3242 after being snapped in the first portion 3241 and the second portion 3242, and the snap connector 33 is prevented from sliding off relative to the second connector 32 after penetrating through the axial direction of the second connector 32, which leads to connection failure, therefore, the L-shaped limiting groove 324 is arranged to ensure the connection firmness of the engaged and fixed fascia gun 10 in the reciprocating massage vibration, and the problem that the connecting rod assembly 3 is separated from the host part 2 is avoided.

In order to further prevent the fascial gun 10 from causing the connecting rod assembly 3 to be separated from the main machine part 2 in the back-and-forth massage vibration, in the embodiment, as shown in fig. 4 and 5, a stepped part 3243 is formed on the side surface of the second part 3242 close to the main machine part 2, the stepped part 3243 has a slope side wall s far away from the main machine part 2, the slope side wall s has a bottom b close to the central axis of the second connecting piece 32 and a top a far away from the central axis of the second connecting piece 32, and the top a is closer to the main machine part 2 than the bottom b, that is, the slope side wall s is a side wall inclined from left to right and obliquely upwards as shown in fig. 5, so that the slope side wall s is a side wall inclined to the right upwards; the inclined sidewall s is recessed toward the main machine portion 2 to form a recessed portion 3244, and the surface of the recessed portion 3244 is in smooth transition, so as to prevent the occurrence of connection failure between the connecting rod assembly 3 and the main machine portion 2 when the clamping connector 33 clamped in the limiting groove 324 of the second connector 32 slides, and further, the safety of the fascial gun 10 is low.

Further, as shown in fig. 5, the second end 322 has an outer surface p and an inner surface q, wherein the inner surface q is a surface close to the central axis of the second connector 32, the outer surface p is a surface away from the central axis of the second connector 32, and a part of the outer surface p close to the main machine part 2 forms an inclined surface r, so that the second end 322 forms a rounded corner structure 3221, thereby preventing the second end 322 of the second connector 32 from having an edge angle and possibly causing scratch damage to a user. Specifically, the inclined surface r has a top end h far from the central axis of the second connection member 32 and a bottom end i near the central axis of the second connection member 32, and the bottom end i is closer to the host section 2 than the top end h, so that the inclined surface r has a side surface inclined to the lower right as shown in fig. 5 to form a rounded structure 3221.

In addition, it should be explained that an included angle between the inclined surface r and the central axis of the second connecting element 32 may be 45 °, so as to facilitate the manufacturing of the rounded structure 3221, and since the inclination angles of the rounded corners of the rounded structure 3221 are generally set to 45 °, of course, the inclination angles of the rounded structure 3221 may also be set according to actual needs, which is not specifically limited in this embodiment.

It should be noted that, as for the forming manner of the rounded corner structure 3221, a lathe or a milling machine may be used to perform rounded corner cutting on the second end 322 of the second connecting member 32, or manual grinding may also be used to form the rounded corner structure 3221, and the specific forming manner of the rounded corner structure 3221 may refer to the two examples of the embodiment, or may be selected according to actual needs, which is not specifically limited in this embodiment.

Further, as shown in fig. 6 and 7, the fastening connector 33 may include a first cylindrical structure 331, two fastening connection portions 3311 are oppositely disposed on an inner wall of the first cylindrical structure 331, and a protrusion structure 3312 is formed between the fastening connection portions 3311, that is, a protrusion structure 3312 protruding from the inner wall of the first cylindrical structure 331 is formed between gaps of the fastening connection portions 3311, and the protrusion structure 3312 may be fastened in the limiting groove 324 of the second connector 32 to be fastened to the second connector 32.

It should be noted that the height of the protrusion 3312 towards the inner wall away from the first cylindrical structure 331 is set according to actual needs, and this embodiment is not particularly limited, but it should be understood that the height of the protrusion is at least less than half of the diameter of the second connecting member 32, so that after the protrusion 3312 is respectively clamped in the two limiting grooves 324 oppositely disposed along the circumferential direction of the second connecting member 32, no abutting interference occurs between the two protrusion 3312, thereby affecting the clamping stability between the clamping connecting member 33 and the second connecting member 32.

It should be noted that, according to the above description, there may be 4 or more limiting grooves 324, so that the protruding structures 3312 may be correspondingly disposed as a plurality to match with each limiting groove 324, and the specific number and the position interval of the protruding structures 3312 are determined according to the disposed position and the disposed interval of the limiting grooves 324, which is not specifically limited in this embodiment.

Further, as shown in fig. 7 and 8, the protrusion structure 3312 has an arc surface e deviating from the inner surface of the second connecting member 32, and a first surface f and a second surface g adjacent to the arc surface, respectively, the first surface f and the second surface g are disposed opposite to each other, and an extending track thereof is parallel to an extending track of the cylinder wall of the first cylindrical structure 331, so that the entire protrusion structure 3312 forms an arc-shaped block, and thus, when the protrusion structure 3312 is engaged with the limiting groove 324, the engaging stability can be improved; wherein, one of the first surface f and the second surface g, which is closer to the main machine part 2, is formed with a convex rib 3313, that is, as shown in fig. 8, the second surface g is a surface closer to the main machine part 2, and the convex rib 3313 is formed on the surface, so that the convex rib 3313 and the limit groove 324 are engaged with each other, thereby further ensuring that the connection between the second connecting member 32 and the engaging connecting member 33 is more reliable in the process of the reciprocating motion of the fascial gun 10, and the connection rod assembly 3 and the main machine part 2 will not be separated from each other. Moreover, the arc surface e makes the protrusion 3312 an arc-shaped block, which can further enhance the structural strength when being clamped in the limiting groove 324, and the effect is the same as above.

Further, as shown in fig. 6, 7, and 8, the snap connection element 33 may further include a second cylinder structure 332, the second cylinder structure 332 is connected to the first cylinder structure 331 and is located at a side of the first cylinder structure 331 close to the host portion 2, specifically, the first cylinder structure 331 and the second cylinder structure 332 may be integrally formed, thereby saving the processing process and improving the production efficiency, and the second cylindrical structure 332 is positioned at the right side of the first cylindrical structure 331 as shown in fig. 6, the outer diameter of the second cylindrical structure 332 is smaller than the outer diameter of the first cylindrical structure 331, so that the second cylindrical structure 332 is convenient to connect with the main machine part 2, and the connection reliability between the second cylindrical structure 332 and the main machine part 2 is improved.

Further, as shown in fig. 2, 7 and 8, the main machine part 2 is formed with a mounting hole 22 engaged with the second cylindrical structure 332, so that the second cylindrical structure 332 extends into the mounting hole 22, and the second cylindrical structure 332 and the main machine part 2 are connected by being engaged with each other.

The fascial gun disclosed by the embodiment of the utility model is described in detail, the principle and the embodiment of the utility model are explained by applying specific examples, and the description of the embodiment is only used for helping to understand the fascial gun and the core idea of the fascial gun; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. A fascial gun, comprising:

a massage part for contacting with a massage part;

a host portion; and

the connecting rod component is used for connecting the massage part with the main machine part, and one end of the connecting rod component, which is close to the main machine part, is provided with a limiting groove so that part of the main machine part is rotationally clamped in the limiting groove to limit relative rotation between the main machine part and the massage part.

2. The fascial gun of claim 1, wherein the linkage rod assembly comprises a first linkage and a second linkage coupled together, the second linkage having a first end proximal to the first linkage and a second end distal to the first linkage; wherein:

3. The fascial gun of claim 2, wherein a portion of the first connector is in a curved configuration.

4. The fascia gun as claimed in claim 2, wherein the second connecting member comprises a shaft body and the limiting groove formed on the outer peripheral wall of the shaft body, the connecting rod assembly further comprises a snap-fit connecting member engaged with the limiting groove, and the second connecting member is detachably connected with the main body part by the snap-fit connection of the limiting groove and the snap-fit connecting member.

5. The fascial gun of claim 4, wherein the number of the limiting grooves is at least two, and the two limiting grooves are oppositely arranged along the circumferential direction of the second connecting piece.

6. The fascia gun as claimed in claim 4, wherein the second connector is tubular and has a length direction, the limiting groove has a first portion penetrating the length direction of the second connector and a second portion communicating with the first portion, the first portion and the second portion together form the L-shaped limiting groove, and the snap connector is snapped in the L-shaped limiting groove to limit the relative rotation between the main body and the second connector.

7. The fascial gun of claim 6, wherein a step is formed on a side of the second portion adjacent to the host portion, the step having a beveled sidewall distal from the host portion, the beveled sidewall having a bottom portion proximal to a central axis of the second connector and a top portion distal from the central axis of the second connector, the top portion being closer to the host portion than the bottom portion; the inclined side wall is recessed toward the main machine portion to form a recessed portion, and the surface of the recessed portion is smoothly transited.

8. The fascial gun of claim 1, wherein the linkage rod assembly comprises a first linkage and a second linkage coupled together, the second linkage having a first end proximal to the first linkage and a second end distal to the first linkage; the second end is provided with an outer surface and an inner surface, wherein the inner surface is a surface close to the central axis of the second connecting piece, the outer surface is a surface far away from the central axis of the second connecting piece, and part of the outer surface close to the host part forms an inclined surface so that the second end forms a fillet structure;

9. The fascia gun as claimed in any of claims 1 to 8, wherein the snap-fit connector comprises a first cylindrical structure, two snap-fit connection portions are oppositely arranged on the inner wall of the first cylindrical structure, and a raised structure is formed between the two snap-fit connection portions, and the raised structure is in fit and snap-fit connection with the limiting groove.

10. The fascial gun of claim 9, wherein the connection rod assembly comprises a first connection piece and a second connection piece which are connected, the convex structure is provided with an arc-shaped surface which is away from the inner surface of the second connection piece, and a first surface and a second surface which are respectively adjacent to the arc-shaped surface, the first surface and the second surface are oppositely arranged, and the extending track of the first surface and the extending track of the second surface are parallel to the extending track of the cylinder wall of the first cylinder structure.

11. The fascial gun of claim 10, wherein both the first surface and the second surface are formed with ribs on one of the surfaces that is closer to the host portion.

12. The fascial gun of any one of claims 1-8, wherein the snap-fit connection comprises a first cylindrical structure and a second cylindrical structure, the second cylindrical structure is connected with the first cylindrical structure and is positioned at one side of the first cylindrical structure close to the host part for being snapped into the host part.

13. The fascial gun of claim 12, wherein the second cylindrical structure has an outer diameter that is less than an outer diameter of the first cylindrical structure.

14. The fascial gun of claim 12, wherein the main body portion is formed with a mounting hole for engaging the second cylindrical structure, such that the second cylindrical structure extends into the mounting hole.

15. The fascial gun of claim 12, wherein the first cylinder structure is integrally formed with the second cylinder structure.