CN210170415U - Hand-held muscle massager - Google Patents

Abstract

The utility model relates to a hand-held muscle massager, it is including the massage body, the massage head, main handle and vice handle of holding, wherein, this main handle of holding and this vice handle of holding are connected simultaneously on this handle connection, this hand-held muscle massager still includes driving motor, piston motion head and link assembly, this massage body has the body inner chamber, this body inner chamber has a motion uncovered, this main handle of holding has main handle inner chamber, this vice handle of holding has vice handle inner chamber, this body inner chamber, this main handle inner chamber and this vice handle of holding inner chamber communicate each other and form a ventilation cooling route.

Description

Hand-held muscle massager

Technical Field

The utility model relates to a massager, in particular to a massager with unique holding mode and novel heat dissipation structure.

Background

The massager is a new generation of health care massage equipment which is developed according to physics, bionics, bioelectricity, medicine and years of clinical practice. The massage head can relax muscle, relax nerve, promote blood circulation, strengthen cell metabolism and strengthen skin elasticity, and has the functions of relieving fatigue, relieving chronic pain, acute pain and muscular soreness, relaxing body, relieving pressure and reducing skin wrinkles. Especially, after people complete high-strength muscle training, the muscle soreness of the human body can be greatly relieved through the massage of the massager, and the muscle injury can be repaired.

Among the many massager products, handheld massagers are particularly widely used, and as shown in fig. 1-2, two more typical handheld massagers are provided.

The hand-held massager shown in figure 1 mainly comprises a body 1 and a grab handle 2, a massage head 3 is arranged at the front end of the body 1, a motor, a battery and other components are assembled in the body 1 in a centralized way, when in use, a user holds the grab handle 2 and presses the massage head 3 against the human body for massage, the hand-held massage device shown in fig. 1 has a number of disadvantages when in use, which will now be described separately, first, since the user can hold the grip 2 with only one hand to perform a massage when in use, therefore, there is a case that the massage effect is affected by insufficient holding and pressing force, and secondly, due to such a massager, the main components are arranged in the body 1 in a centralized way, and the body 1 has no related heat dissipation structure, therefore, the product is often overheated when being used for a long time, and the service life and the use feeling of the product are further influenced.

Fig. 2 shows a simple hand-held massage device, in which a handle 4 is integrally connected with a body 5, which also has the disadvantages of insufficient holding and pressing force, poor massage effect and poor heat dissipation.

It is worth emphasizing here, in order to overcome the not good shortcoming of massager heat dissipation, traditional hand-held type massager can be at its body, grab handle department sets up the louvre in order to reach ventilation cooling's effect, but in practice most body-building crowds can select to utilize the massager to massage the muscle crowd after violent movement and relax, at this moment, a large amount of sweat can be remained in user's body surface and palm position, user's sweat often can enter into the massager through the louvre, and then can pollute the inside motor of massager, the coil, electronic components such as control panel, and then take place the short circuit, trouble such as burn out, there is the potential safety hazard simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hand-held muscle massager, it includes body, massage head and actuating lever, and this body has inner chamber and opening, and this opening intercommunication sets up in this inner chamber one end, forms a heat dissipation airflow channel at this opening part, the utility model discloses with this heat dissipation airflow channel setting in this body front end, can prevent that during sweat from entering into the massager through the louvre, pollute the emergence of the electronic component circumstances such as inside motor of massager, coil, control panel, avoid appearing the short circuit, burn out, eliminate the potential safety hazard simultaneously, and this is the main objective of the utility model.

The utility model provides a hand-held muscle massager, which comprises a massage body, a massage head, a main holding handle and an auxiliary holding handle, the massage body, the main holding handle and the auxiliary holding handle are connected into a whole, a smooth pressing holding surface is formed at the connection intersection position of the massage body, the main holding handle and the auxiliary holding handle, a user can hold the smooth pressing holding surface to perform pressing massage, and the user can also press the smooth pressing holding surface to perform pressing massage with one hand, through the design concept of the smooth pressing holding surface, the utility model avoids the structural design of a rear boss of the rear end of a traditional massager, and can enable the palm of the user to comfortably press the rear part of the massager, the use feeling is improved, meanwhile, the force application of the user is facilitated, and the massage effect is improved, which is another purpose of the utility model.

The utility model discloses the technical scheme who adopts does: a hand-held muscle massager comprises a massage body (10), a massage head (20), a main holding handle (30) and an auxiliary holding handle (40), wherein the massage body (10) is provided with a massage head assembling end (11) and a handle connecting end (12), the massage head (20) is assembled in the massage head assembling end (11), the main holding handle (30) and the auxiliary holding handle (40) are simultaneously connected onto the handle connecting end (12), the massage body (10), the main holding handle (30) and the auxiliary holding handle (40) are connected into a whole, a smooth pressing holding surface (50) is formed at the connection intersection position of the massage body (10), the main holding handle (30) and the auxiliary holding handle (40), and a user can hold the smooth pressing massage holding surface (50) to press downwards.

A hand-held muscle massager comprises a body (510), a massage head (520) and a driving rod (530), the body (510) is provided with an inner cavity (511) and an opening (512), the opening (512) is communicated with one end of the inner cavity (511), the driving rod (530) is arranged in the inner cavity (511), the massage head (520) is connected with the end part of the driving rod (530), and at the same time, the massage head (520) is positioned in the opening (512), the driving rod (530) reciprocates and drives the massage head (520) to reciprocate in the opening (512), a heat dissipation air flow channel (600) is formed at the opening (512), the external air of the body (510) is sucked into the inner chamber (511) from the heat-dissipating air flow passage (600) by the reciprocating motion of the driving rod (530), then, the heat is discharged from the heat-dissipating air flow path (600) by the reciprocating motion of the driving rod (530).

The utility model has the advantages that: the utility model provides a time, user's both hands are held this owner and are held the handle simultaneously and will massage the head and press and massage on the human body, and the user also can be held this owner and hold the handle or this pair of handle and massage by the one hand, simultaneously, the user can be held and press down the massage on the face of holding at this level and smooth, and the user also can be pressed and press down the massage on the face of holding at this level and smooth, the utility model discloses a design theory of the face of holding is pressed to this level and smooth, has avoided the structural design of boss behind traditional massager rear end, can make comfortable the pressing of user's palm at the massager rear portion, when promoting the use impression, the person of facilitating the use application of force promotes massage effect.

In addition, the utility model discloses a reciprocating motion of this piston type moving head inhales this ventilation heat dissipation route with outside air from this motion uncovered department, and then this outside air is after absorbing heat in this ventilation heat dissipation route, is pumped from this ventilation heat dissipation route with the help of reciprocating motion of this piston type moving head to reach the radiating effect of each part in for this ventilation heat dissipation route.

And simultaneously, the utility model discloses the hookup location at this link assembly and this piston motion head has self-adaptation regulation structure clearance, when this driving motor drives this piston motion head motion through this link assembly, at first, this driving motor drives this link assembly motion, meanwhile, this link assembly drives this piston motion head motion, at this moment, the drive effort that acts on this piston motion head through this link assembly adjusts this self-adaptation regulation structure clearance by oneself, make this link assembly and this piston motion head adjust naturally with the help of this drive effort to the hookup location relation between the two, thereby reach and make whole transmission relation more smooth-going, avoid appearing the card and die, the emergence of the condition such as hard friction generates heat.

Drawings

Fig. 1-2 are schematic structural views of a conventional massager.

Fig. 3 is a schematic perspective view of the present invention.

Fig. 4 is a schematic view of the usage state of the present invention.

Fig. 5 is a schematic diagram of a first ventilation/heat dissipation path according to the present invention.

Fig. 6 is a schematic diagram of the ventilation and heat dissipation path of the present invention.

Fig. 7 is a schematic sectional structure view of the driving motor, the piston-type moving head and the connecting rod assembly according to the present invention.

Fig. 8 is a top view of the driving motor, the piston-type moving head and the connecting rod assembly according to the present invention.

Fig. 9 is a perspective exploded view of the present invention.

Fig. 10 is a schematic structural view of the detachable connection unit of the present invention.

Fig. 11 is a schematic view of the working principle of the heat dissipation airflow channel of the present invention.

Fig. 12-14 are schematic position diagrams of embodiments of the heat dissipation airflow channel of the present invention.

Fig. 15 is a schematic structural view of the driving rod and the sleeve according to the present invention.

Detailed Description

As shown in fig. 3 to 10, a hand-held muscle massager includes a massage body 10, a massage head 20, a main grip handle 30, and a sub grip handle 40.

As shown in fig. 3 to 4, wherein the massage body 10 has a massage head mounting end 11 and a handle connecting end 12.

In practical implementation, the massage head mounting end 11 and the handle connecting end 12 are respectively located at the front and rear ends of the massage body 10.

The massage head 20 is fitted in the massage head fitting end 11.

The main handle 30 and the auxiliary handle 40 are connected to the handle connecting end 12, and the massage body 10, the main handle 30 and the auxiliary handle 40 are connected to form a whole.

As shown in fig. 4, when the massage apparatus is used, the user holds the main grip handle 30 and the sub grip handle 40 with both hands and presses the massage head 20 against the human body to perform a massage. The user can also massage by holding the main grip handle 30 or the sub grip handle 40 with one hand.

A smooth pressing and holding surface 50 is formed at the connection and intersection position of the massage body 10, the main grip 30 and the sub grip 40, so that the user can hold the smooth pressing and holding surface 50 to perform the downward pressing massage, and the user can press the smooth pressing and holding surface 50 with one hand to perform the downward pressing massage.

The utility model discloses a this level and smooth design theory of pressing holding face 50 has avoided the structural design of traditional massager rear end rear boss, can make comfortable the pressing of user's palm at the massager rear portion, when promoting to use the impression, the person's of facilitating the use application of force promotes massage effect.

A main included angle 51 is formed between the massage body 10 and the main handle 30, a sub included angle 52 is formed between the massage body 10 and the sub handle 40, and a handle included angle 53 is formed between the main handle 30 and the sub handle 40.

In practice, the overall structure of the product can be defined by changing the angles defining the three angles, and a preferred embodiment is described below.

The main clip angle 51 is greater than ninety degrees and equal to one hundred thirty-five degrees, the secondary clip angle 52 is ninety degrees, and the handle angle 53 is greater than one hundred thirty-five degrees and equal to one hundred eighty degrees.

In one embodiment, the handle angle 53 is equal to one hundred and eighty degrees, and the smooth pressing gripping surface 50 is an upright surface, such as the outer surface of a cylinder.

As shown in fig. 3 to 9, the hand-held muscle massager further includes a driving motor 110, a piston-type moving head 120, and a link assembly 130, the massage body 10 has a body cavity 61, the body cavity 61 has a moving opening 62, the main grip handle 30 has a main grip handle cavity 63, and the sub grip handle 40 has a sub grip handle cavity 64.

The inner cavity 61 of the main body, the inner cavity 63 of the main handle and the inner cavity 64 of the auxiliary handle are communicated with each other to form a ventilation and heat dissipation passage.

The driving motor 110, the piston-type moving head 120, and the link assembly 130 are simultaneously disposed in the ventilation heat dissipation path.

The massage head 20 is fitted over the piston-type moving head 120, the piston-type moving head 120 being in the moving opening 62.

The connecting rod assembly 130 is connected between the driving motor 110 and the piston-type moving head 120, and the driving motor 110 drives the piston-type moving head 120 to reciprocate at a high speed in the moving opening 62 through the connecting rod assembly 130.

External air is sucked into the ventilation and heat dissipation passage from the movement opening 62 by the reciprocating motion of the piston type moving head 120, and then the external air is pumped out of the ventilation and heat dissipation passage by the reciprocating motion of the piston type moving head 120 after absorbing heat in the ventilation and heat dissipation passage, so as to achieve the function of dissipating heat of each component in the ventilation and heat dissipation passage.

In particular embodiments, the hand-held muscle massager further includes a battery assembly 140, the battery assembly 140 also being disposed in the ventilation and heat dissipation path.

In one embodiment, the driving motor 110 may be disposed in the main grip handle cavity 63 or the auxiliary grip handle cavity 64, the battery assembly 140 may be disposed in the main grip handle cavity 63 or the auxiliary grip handle cavity 64, and the piston-type moving head 120 and the connecting rod assembly 130 are disposed in the body cavity 61.

When the ventilation and heat dissipation passage is used for ventilation and heat dissipation, the following specific way can be used for carrying out the ventilation and heat dissipation.

As shown in fig. 5, the motion opening 62 is simultaneously an air inlet and an air outlet of the ventilation and heat dissipation passage, and external air is sucked into the ventilation and heat dissipation passage from the motion opening 62 by the reciprocating motion of the piston-type motion head 120, and then the external air is pumped out from the motion opening 62 again by the reciprocating motion of the piston-type motion head 120 after absorbing heat in the ventilation and heat dissipation passage, so as to achieve the function of dissipating heat for each component in the ventilation and heat dissipation passage.

In the second mode, as shown in fig. 6, the movement opening 62 is an air inlet of the ventilation and heat dissipation passage, and the ventilation and heat dissipation passage has an air outlet 65, and the air outlet 65 is disposed on the main grip handle 30 or the sub grip handle 40.

The external air is sucked into the ventilation and heat dissipation passage from the movement opening 62 by the reciprocating motion of the piston type moving head 120, and then the external air is pumped out from the air outlet 65 by the reciprocating motion of the piston type moving head 120 after absorbing heat in the ventilation and heat dissipation passage, so as to achieve the function of dissipating heat of each component in the ventilation and heat dissipation passage.

In one embodiment, the air outlet 65 is disposed at the top of the secondary handle 40, and the driving motor 110 is disposed in the inner cavity 64 of the secondary handle, so that the ventilation and heat dissipation path mainly dissipates heat of the driving motor 110.

Meanwhile, a main circuit board 111 is also disposed in the inner cavity 64 of the auxiliary handle grip, and preferably, the main circuit board 111 is disposed above the driving motor 110 and is fixedly connected below the air outlet 65.

Third, the movement opening 62 is an air inlet of the ventilation and heat dissipation passage, the ventilation and heat dissipation passage has an air outlet 65, and the air outlet 65 is disposed on both the main grip handle 30 and the auxiliary grip handle 40.

The external air is sucked into the ventilation and heat dissipation passage from the movement opening 62 by the reciprocating motion of the piston type moving head 120, and then the external air is pumped out from the air outlet 65 by the reciprocating motion of the piston type moving head 120 after absorbing heat in the ventilation and heat dissipation passage, so as to achieve the function of dissipating heat of each component in the ventilation and heat dissipation passage.

In one embodiment, the air outlet 65 is disposed at the top of the auxiliary grip handle 40, and the air outlet 65 is disposed at one side of the main grip handle 30.

The air outlet 65 can also be disposed at the top of the auxiliary grip handle 40, and the air outlet 65 can be disposed at the bottom of the main grip handle 30.

The air outlet 65 may also be provided on both the side of the main grip handle 30 and the sub grip handle 40.

In the first, second and third modes, the driving motor 110 and the battery assembly 140 may be respectively disposed in the main handle 30 and the auxiliary handle 40, and the driving motor 110 and the battery assembly 140 may also be disposed in the main handle 30 or the auxiliary handle 40 at the same time.

As shown in fig. 7 to 8, in an implementation, the connecting rod assembly 130 is connected between the driving motor 110 and the piston-type moving head 120, and the driving motor 110 drives the piston-type moving head 120 to reciprocate in the moving opening 62 at a high speed through the connecting rod assembly 130.

There is an adaptive adjustment of the structural clearance 200 at the point of connection of the connecting rod assembly 130 to the piston-type moving head 120.

When the driving motor 110 drives the piston type moving head 120 to move through the connecting rod assembly 130, firstly, the driving motor 110 drives the connecting rod assembly 130 to move, meanwhile, the connecting rod assembly 130 drives the piston type moving head 120 to move, at the moment, the self-adaptive adjusting structure gap 200 is automatically adjusted through the driving acting force of the connecting rod assembly 130 acting on the piston type moving head 120, so that the connecting position relation between the connecting rod assembly 130 and the piston type moving head 120 is naturally adjusted by means of the driving acting force, the whole transmission relation is smoother, and the situations of blocking, hard friction heating and the like are avoided.

In practice, if there is no self-adaptive adjusting structure gap 200, the connecting rod assembly 130 and the piston type moving head 120 are necessarily in a locked fixed connection, and at the moment, if there is a slight assembling error during assembling, the hard friction condition caused by the unsmooth transmission relationship will be inevitably generated, so that great working noise is generated to influence the use feeling, and the service life of the product is greatly reduced.

In practical applications, the cam 112 is sleeved on the output shaft of the driving motor 110, the connecting rod assembly 130 is a rigid connecting rod, one end of the rigid connecting rod is fixedly locked on the cam 112, the other end of the rigid connecting rod is pivoted in the piston-type moving head 120, and the adaptive adjustment structure gap 200 is located at a position where the rigid connecting rod is pivoted with the piston-type moving head 120.

In practice, one end of the piston-type moving head 120 is provided with a pivot slot 121, the rigid connecting rod is inserted into the pivot slot 121, and a pivot bolt 122 pivots the rigid connecting rod in the pivot slot 121.

The adaptive adjustment structure gap 200 is located between the top surface of the rigid link and the top surface of the pivoting slot 121, and between the bottom surface of the rigid link and the bottom surface of the pivoting slot 121.

As shown in fig. 9 to 10, in practice, the massage head 20 is fitted to the piston-type moving head 120 through a detachable coupling unit 300.

In practice, the massage head 20 may be a variety of shapes of massage heads.

The detachable connection unit 300 includes a stool plug 310, and the massage head 20 is detachably mounted on the stool plug 310, wherein the massage head 20 has a detachable groove 311, and a plurality of snap rings 312 are annularly arranged on the stool plug 310.

When the toilet plug 310 is inserted into the detachable slot 311, the longitudinal relative positions of the massage head 20 and the toilet plug 310 are fixed by the plurality of snap rings 312, so that the massage head 20 cannot easily fall off the toilet plug 310.

Along the longitudinal direction of the stool plug 310, a positioning groove 313 is concavely arranged on the outer surface of the stool plug 310, and the transverse opposite position of the massage head 20 and the stool plug 310 can be fixed through the positioning groove 313, so that the massage head 20 can not rotate on the stool plug 310, and the use feeling is improved.

The detachable connection unit 300 further includes a connection front nozzle 320, the service plug 310 being inserted into the connection front nozzle 320, an insertion hole 321 being provided in the connection front nozzle 320, the service plug 310 being inserted into the insertion hole 321.

A nipple assembly 330 is fitted over the stool plug 310, the nipple assembly 330 being between the stool plug 310 and the insertion hole 321.

The insertion hole 321 has a smooth-faced hole inner wall opposite to which the coupling sleeve assembly 330 has a smooth-faced outer connection surface 331.

The smooth outer connecting surface 331 and the smooth hole inner wall are attached together to form a vacuum connection relationship, so as to improve the stability of the plug 310 inserted into the connecting front nozzle 320.

In an implementation, the connecting sleeve assembly 330 includes a connecting sleeve 332 and a connecting ring 333, and an outer surface of the connecting sleeve 332 and an outer surface of the connecting ring 333 constitute the smooth outer connecting surface 331.

As shown in fig. 11 to 15, a hand-held muscle massager comprises a body 510, a massage head 520 and a driving rod 530, wherein the body 510 has an inner cavity 511 and an opening 512, and the opening 512 is disposed at one end of the inner cavity 511 in a communicating manner.

The driving rod 530 is disposed in the inner cavity 511, and the massage head 520 is connected to an end of the driving rod 530, while the massage head 520 is disposed in the opening 512.

The driving rod 530 reciprocates and drives the massage head 520 to reciprocate in the opening 512, thereby achieving the effect of repeatedly hitting the human body with the massage head 520 to perform the human muscle massage.

A heat dissipation airflow channel 600 is formed at the opening 512.

The external air of the main body 510 is sucked into the inner cavity 511 through the heat dissipation airflow channel 600 by the reciprocating motion of the driving rod 530, and then is discharged from the heat dissipation airflow channel 600 by the reciprocating motion of the driving rod 530, so that the circulating flow of the airflow is realized, and the ventilation and heat dissipation effects on the components in the inner cavity 511 of the main body 510 are further achieved.

Most body-building crowds can select to utilize the massager to massage muscle crowd after strenuous exercise and relax in the practice, and at this moment, a large amount of sweat can be remained in user's body surface and palm position, the utility model discloses set up this heat dissipation airflow channel 600 at this body 510 front end, can prevent that the sweat from entering into the massager through the louvre, pollute the emergence of the inside electronic component condition such as motor, coil, control panel of massager, avoid appearing the short circuit, burn out trouble such as, eliminate the potential safety hazard simultaneously.

In specific implementation, the driving rod 530 is provided with a power-assisted air suction and exhaust structure, which can improve air suction and exhaust efficiency of the driving rod 530, increase the flow speed of the air flow in the heat dissipation air flow channel 600 and the inner cavity 511, and improve the heat dissipation effect.

In practice, there are various embodiments that can support the function of the boosted intake and exhaust structure, which are now described separately below.

As shown in fig. 15, the boosting air suction and exhaust structure can be a plurality of fan blades 531, the plurality of fan blades 531 are divided into air suction fan blades and exhaust fan blades, when the driving rod 530 moves inward and drives the massage head 520 to move inward, the air suction fan blades can improve the air suction efficiency of the driving rod 530, and when the driving rod 530 moves outward and drives the massage head 520 to move outward, the exhaust fan blades can improve the exhaust efficiency of the driving rod 530.

The power-assisted air suction and exhaust structure can also be a fin structure, a blade structure, a lug structure, a boss structure and the like.

The power-assisted air suction and exhaust structure can also be an air flow groove structure, a hole structure and the like.

In practice, the drive rod 530 reciprocates back and forth within the interior 511.

In one embodiment, the driving rod 530 is driven by a motor 550 to reciprocate, and the driving rod 530 may be driven by other driving means, such as a pneumatic pressure, a hydraulic cylinder, etc.

In practice, the battery, control circuit board and other components are disposed in the inner cavity 511 at the same time,

in particular embodiments, there are a variety of embodiments that can form the heat sink airflow channel 600, as shown in FIGS. 11-14.

As shown in fig. 15, in the specific implementation, the front end of the driving rod 530 is connected with a sleeve 540, the massage head 520 is detachably inserted into the sleeve 540, when in use, different massage heads 520 can be selected to be inserted into the sleeve 540 according to requirements to achieve different massage effects, the sleeve 540 is provided with an exhaust hole 541, and when the massage head 520 is inserted into the sleeve 540, air in the sleeve 540 can be exhausted through the exhaust hole 541, so as to facilitate the installation and the detachment of the massage head 520.

Claims (10)

1. A hand-held muscle massager is characterized in that: including massage body (10), massage head (20), main handle (30) and vice handle (40) of holding, wherein, this massage body (10) has massage head assembly end (11) and handle link (12), this massage head (20) assembly is in this massage head assembly end (11), this main handle (30) and this vice handle (40) of holding are connected simultaneously on this handle link (12), this massage body (10), this main handle (30) and this vice handle (40) of holding are connected and are formed a whole, connect intersection position at this massage body (10), this main handle (30) and this vice handle (40) and form one smooth and press and hold face (50).

2. A hand-held muscle massager, as claimed in claim 1, wherein: the hand-held muscle massager also comprises a driving motor (110), a piston type moving head (120) and a connecting rod assembly (130), the massage body (10) is provided with a body inner cavity (61), the body inner cavity (61) is provided with a moving opening (62), the main holding handle (30) is provided with a main holding handle inner cavity (63), the auxiliary holding handle (40) is provided with an auxiliary holding handle inner cavity (64), the body inner cavity (61), the main holding handle inner cavity (63) and the auxiliary holding handle inner cavity (64) are communicated with each other to form a ventilation and heat dissipation passage,

the driving motor (110), the piston type moving head (120) and the connecting rod assembly (130) are arranged in the ventilation and heat dissipation passage at the same time, the massage head (20) is assembled on the piston type moving head (120), the piston type moving head (120) is positioned in the moving opening (62),

the connecting rod assembly (130) is connected between the driving motor (110) and the piston type moving head (120), and the driving motor (110) drives the piston type moving head (120) to reciprocate in the moving opening (62) through the connecting rod assembly (130).

3. A hand-held muscle massager, as claimed in claim 2, wherein: the hand-held muscle massager also includes a battery assembly (140), the battery assembly (140) also being disposed in the ventilation heat dissipation path.

4. A hand-held muscle massager, as claimed in claim 2, wherein: the movement opening (62) is simultaneously an air inlet and an air outlet of the ventilation and heat dissipation passage.

5. A hand-held muscle massager, as claimed in claim 2 or 4, wherein: an adaptive adjustment structure clearance (200) is arranged at the connecting position of the connecting rod assembly (130) and the piston type moving head (120).

6. The hand-held muscle massager of claim 5, wherein: the output shaft of the driving motor (110) is sleeved with a cam (112), the connecting rod assembly (130) is a rigid connecting rod, one end of the rigid connecting rod is fixedly locked on the cam (112), the other end of the rigid connecting rod is pivoted in the piston type moving head (120), the self-adaptive adjusting structure gap (200) is positioned at the position where the rigid connecting rod is pivoted with the piston type moving head (120),

one end of the piston type moving head (120) is provided with a pivoting groove (121), the rigid connecting rod is inserted in the pivoting groove (121), a pivoting bolt (122) pivots the rigid connecting rod in the pivoting groove (121),

the self-adaptive adjusting structure gap (200) is simultaneously positioned between the top surface of the rigid connecting rod and the top surface of the pivoting groove (121), and between the bottom surface of the rigid connecting rod and the bottom surface of the pivoting groove (121).

7. A hand-held muscle massager, as claimed in claim 2 or 4, wherein: the massage head (20) is assembled on the piston type moving head (120) through a detachable connection unit (300),

the detachable connection unit (300) comprises a stool plug (310), the massage head (20) is detachably assembled on the stool plug (310), wherein the massage head (20) is provided with a detachable groove (311), a plurality of snap rings (312) are annularly arranged on the stool plug (310),

when the toilet plug (310) is inserted into the dismounting groove (311), the longitudinal relative positions of the massage head (20) and the toilet plug (310) are fixed by a plurality of snap rings (312),

along the longitudinal direction of the toilet plug (310), a positioning groove (313) is concavely arranged on the outer surface of the toilet plug (310), and the transverse opposite position of the massage head (20) and the toilet plug (310) can be fixed through the positioning groove (313).

8. A hand-held muscle massager, which comprises a body (510), a massage head (520) and a driving rod (530), characterized in that:

the body (510) is provided with an inner cavity (511) and an opening (512), the opening (512) is communicated with and arranged at one end of the inner cavity (511), the driving rod (530) is arranged in the inner cavity (511), the massage head (520) is connected to the end part of the driving rod (530), meanwhile, the massage head (520) is arranged in the opening (512), the driving rod (530) reciprocates and drives the massage head (520) to reciprocate in the opening (512), and a heat dissipation air flow channel (600) is formed at the opening (512).

9. A hand-held muscle massager, as claimed in claim 8, wherein: the driving rod (530) is provided with an assisted air suction and exhaust structure.

10. A hand-held muscle massager, as claimed in claim 8, wherein: the front end of the driving rod (530) is connected with a sleeve (540), the massage head (520) is detachably inserted in the sleeve (540), and the sleeve (540) is provided with an exhaust hole (541).

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