WO2021223600A1

WO2021223600A1 - Multifunctional massage gun

Info

Publication number: WO2021223600A1
Application number: PCT/CN2021/088971
Authority: WO
Inventors: 陈文欣
Original assignee: Chen Wenxin
Priority date: 2020-05-07
Filing date: 2021-04-22
Publication date: 2021-11-11
Also published as: CN212854028U

Abstract

The utility model provides a multifunctional massage gun, comprising a shell, an eccentric wheel, and an eccentric link. The eccentric wheel is connected to a driving motor, and the eccentric wheel is connected to a first massage head by means of the eccentric link. A transmission mechanism is fixedly mounted on the eccentric link and comprises a rotating shaft and a shaft sleeve. One end of the rotating shaft is rotatably connected to a second massage head, the shaft sleeve is fixedly mounted on the eccentric link corresponding to the eccentric wheel, and the other end of the rotating shaft is fixedly provided in the shaft sleeve; during working, the driving motor drives the eccentric wheel to rotate, so that the eccentric link drives the first massage head to do reciprocating linear motion, and meanwhile, the transmission mechanism drives the second massage head to do circumferential rotation. The multifunctional massage gun has a rotary massage function, the massage head works stably, the vibration amplitude of the shell of the massage gun is small, the service life of the massage gun is long, the whole structure is firm, and the occupied space is small.

Description

Multifunctional massage gun

Technical field

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

Background technique

With the improvement of the quality of life, exercise is a must-have exercise for most people, and it will often produce soreness. Whether it is a professional athlete or a general leisure enthusiast, you must have experienced muscle soreness. Massage guns and fascia guns are good tools to help stretch and recover after exercise.

Most of the existing massage guns are equipped with a driving device and a massage device. The motor installed in the massage gun is used to drive the cam or eccentric to drive the connecting rod to convert the circular rotation into the linear reciprocating motion of the massage head. The muscles are stimulated by high-frequency vibration. Muscle building, various receptors in the joint capsule, using a massage gun to massage the human body can reduce myogenic pain, increase the pain threshold, and reduce the accumulation of lactic acid. After exercise, using a fascia gun to massage the human muscles can relieve Soreness, shorten the time for muscle recovery after exercise.

However, in the process of implementing the technical solutions of the invention in the embodiments of the present application, the inventor of the present application found that the above-mentioned technology has at least the following technical problems:

1. Since the massage devices of the existing massage guns all use the eccentric wheel to drive the massage head to move back and forth in a straight line, it can only perform linear vibration stimulation and cannot realize the circular rotation massage function, and the function of the massage gun is relatively single;

2. Since the massage device inside the existing massage gun is directly connected with the eccentric device, there is no corresponding protection and fixing device, which makes the massage head unstable and vibrates when the massage gun is in use, which affects the service life of the massage gun.

Utility model content

(1) Technical problems to be solved

The technical problem to be solved by the utility model is to provide a multifunctional massage gun with rotating massage function, stable operation of the massage head and small vibration amplitude of the massage gun shell. The massage gun has a long service life, and the overall structure is tighter and takes up space. small.

(2) Technical solution

In order to solve the above technical problems, this utility model discloses a multifunctional massage gun, comprising: a housing, an eccentric wheel and an eccentric connecting rod, the eccentric wheel is connected to a drive motor, and the eccentric wheel is connected to the eccentric connecting rod. The first massage head; the eccentric connecting rod is also fixedly installed with a transmission mechanism, one end of the transmission mechanism is rotatably connected with a second massage head; when working, the driving motor drives the eccentric wheel to rotate, so that the eccentric connection The rod drives the first massage head to perform reciprocating linear motion, while the transmission mechanism drives the second massage head to perform circular rotation. With this structure, when the massage gun is used, it has a combination of rotating massage function and linear pressing vibration function , The muscle recovery and stretching effect after exercise is better, and the transmission mechanism is directly installed on the eccentric connecting rod, which can effectively reduce the occupation of the internal space of the massage gun, and at the same time make the connection of the internal structure of the massage gun more tight.

Further, the transmission mechanism includes a rotating shaft and a shaft sleeve, one end of the rotating shaft is connected to the second massage head, the shaft sleeve is fixedly mounted on the eccentric link corresponding to the eccentric wheel, and the other end of the rotating shaft It is fixedly arranged in the shaft sleeve to protect the transmission mechanism to a certain extent, and at the same time, the rotating shaft can be more stably arranged on the eccentric connecting rod, and the use effect of the massage gun can be improved.

Further, the bottom side of the shaft sleeve protrudes outward to form a limiting block, the eccentric connecting rod is provided with a limiting slot corresponding to the limiting block, and the matching of the limiting block and the limiting slot is used to The shaft sleeve functions as a fixed position limit, preventing the shaft sleeve from falling off and affecting the normal use of the massage gun.

Further, a flange is formed outwardly in the middle of the rotating shaft, and the flange is placed on the side of the shaft sleeve away from the eccentric wheel, and a sealing ring is provided between the flange and the shaft sleeve. Prevent external dust or liquid from entering the transmission mechanism, thereby affecting the massage effect of the massage gun, protect the massage gun, prolong the service life of the massage gun, and make the massage effect better.

Further, a first bearing is installed between the shaft sleeve and the second massage head, a second bearing is installed between the eccentric wheel and the eccentric connecting rod, and the bearing is provided to enable the internal connection transmission of the massage gun It is smoother, ensures the use effect of the massage gun, and reduces the strong vibration generated by the massage gun during use, which affects the normal use of the massage gun.

Further, the housing is provided with a first mounting hole, the rotating shaft passes through the mounting hole, and the housing is provided with a mounting hole, which can reduce space occupation and make the internal structure more reasonable.

Further, the housing is provided with a second mounting hole, and the first massage head is placed in the second mounting hole, which can reduce space occupation, make the setting of the internal structure more reasonable, and provide a certain effect on the massage head. At the same time, the connection between the first massage head and the eccentric connecting rod enables the massage head to perform linear reciprocating massage movement.

Further, the first mounting hole and the second mounting hole are vertically correspondingly opened on the housing, and the vertical corresponding arrangement can prevent the user from touching the second massage head when using the first massage head. The massage head is better and more reasonable in spatial structure distribution, does not affect the normal use of the massage gun, and is convenient for the user to carry out hand-held operation and use, and is safer in use.

Further, a fixing sleeve is sleeved on the shaft sleeve, the fixing sleeve is placed in the housing, the fixing sleeve is arranged corresponding to the first mounting hole, and the diameter of the fixing sleeve is larger than the first mounting hole diameter of.

Furthermore, reinforcing ribs are provided on both sides of the fixed sleeve to make the transmission mechanism more stable, effectively protect the transmission mechanism, reduce the vibration generated by the massage gun during use and affect the internal structure of the massage gun, and extend the use of the massage gun life.

(3) Beneficial effects

Compared with the prior art, the multifunctional massage gun of the utility model has the following advantages:

1). It has a rotating massage function. It is equipped with a transmission mechanism and a second massage head. The second massage head is connected through a rotating shaft. The movement of the eccentric link can drive the rotation of the transmission mechanism and the second massage head when the massage gun is working. Circular rotation massage function, combined with the setting of the first massage head, the massage gun has a good massage effect and strong functionality;

2) The massage gun has a long service life, the overall structure is more stable, and the stability is better. It is equipped with a shaft sleeve and a fixed sleeve. The fixed sleeve is equipped with reinforcing ribs, which can reduce the vibration of the massage head when the massage gun is used. Affect the internal structure and use effect of the massage gun.

Description of the drawings

Figure 1 is a three-dimensional view of a multifunctional massage gun of the utility model;

Figure 2 is an exploded view of a multifunctional massage gun of the utility model;

Figure 3 is a cross-sectional view of a multifunctional massage gun of the utility model;

Figure 4 is a schematic diagram of the utility model of a multifunctional massage gun with the shell removed;

Among them: 1 is the housing, 2 is the eccentric wheel, 3 is the eccentric connecting rod, 401 is the first massage head, 402 is the second massage head, 5 is the transmission mechanism, 501 is the rotating shaft, 502 is the shaft sleeve, and 6 is the limiter Block, 7 is the limit groove, 801 is the first bearing, 802 is the second bearing, 803 is the third bearing, 9 is the flange, 10 is the sealing ring, 11 is the fixed sleeve, 12 is the reinforcing rib, and 1301 is the first The mounting holes, 1302 are the second mounting holes.

Detailed ways

The specific implementation of the present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments. The following embodiments are used to illustrate the present utility model, but are not used to limit the scope of the present utility model.

Refer to Figures 1 to 4, a multifunctional massage gun, comprising: a housing 1, an eccentric wheel 2 and an eccentric connecting rod 3. The bottom of the eccentric wheel 2 is connected to the output shaft of the driving motor, and one end of the eccentric connecting rod 3 is connected to the eccentric wheel 2. The other end of the eccentric link 3 is connected with a first massage head 401. The first massage head 401 can be replaced according to the different needs of users; the eccentric link 3 is also fixedly installed with a transmission mechanism 5 and a transmission mechanism 5 One end is rotatably connected with the second massage head 402; specifically, when the massage gun is used, the drive motor drives the eccentric wheel 2 to rotate, the eccentric link 3 is arranged on the eccentric wheel 2, and the eccentric link 3 is driven to rotate through the eccentric wheel 2, Make the first massage head 401 make a reciprocating linear motion, drive the first massage head 401 to reciprocate linearly vibrate, have a vibration stretching effect on the muscles, and have a massage effect. The eccentric connecting rod 3 drives the transmission mechanism 2 to rotate in a circle, using the rotating shaft 501 The second massage head 402 is rotated in a circle, which has the function of rotating and massaging the muscles. The massage gun with this structure has a more comprehensive function, avoiding only a single vibration massage function in the past, and combining rotating massage has a more effective massage effect on the muscles. At the same time, the first massage head 401 and the second massage head 402 are massaged by the eccentric connecting rod 3, and the overall structure is more improved, and the internal structure of the massage gun is more tightly secured.

2 and 3, the transmission mechanism 5 includes: a rotating shaft 501 and a shaft sleeve 502, one end of the rotating shaft 501 is connected to the second massage head 402, the shaft sleeve 502 is fixedly mounted on the eccentric connecting rod 3 corresponding to the eccentric wheel 2, and the shaft sleeve 502 is set On one side of the rotating shaft 501, it can protect the rotating shaft 501, and at the same time make the rotating shaft 501 more stable in the work project, and reduce the impact of vibration on the massage gun. The other end of the rotating shaft 501 is fixedly arranged in the sleeve 502 , The bottom side of the shaft sleeve 502 protrudes outward to form a limiting block 6, the eccentric connecting rod 3 is provided with a limiting groove 7 corresponding to the limiting block 6, and the shaft sleeve 502 is fixedly set in the limiting position through the limiting block 6 The groove 7 prevents the transmission mechanism 5 from separating from the eccentric connecting rod 3 when the eccentric connecting rod rotates, which affects the normal use of the massage gun and makes the overall structure more tight.

2 and 3, a flange 9 is formed outwardly in the middle of the rotating shaft 501. The flange 9 is placed on the side of the sleeve 502 away from the eccentric wheel 2, and a sealing ring 10 is provided between the flange 9 and the sleeve 502. The sealing ring 10 is clamped between the shaft sleeve 502 and the rotating shaft 501, which can prevent external dust from falling into the transmission mechanism 5 and affect the massage effect of the massage gun.

Referring to Figure 3, a first bearing 801 is installed between the sleeve 502 and the second massage head 402, and a second bearing 802 is installed between the eccentric wheel 2 and the eccentric connecting rod 3. The arrangement of the bearings can make the transmission inside the massage gun The connection is smoother, so that the massage gun has a better massage effect, guarantees the use effect of the massage gun, and reduces the strong vibration generated by the massage gun during use, which affects the normal use of the massage gun.

2 and 3, the housing 1 is provided with a first mounting hole 1301, the rotating shaft 501 passes through the mounting hole 1301, the housing 1 is provided with a second mounting hole 1302, and the first massage head 401 is placed in the second In the mounting hole 1302, the first mounting hole 1301 is mounted on the upper part of the massage gun housing 1, the second mounting hole 1302 is mounted on the side of the massage gun housing 1, and the first mounting hole 1301 and the second mounting hole 1302 are perpendicular to each other. On the housing 1, a mounting hole is opened on the housing 1, to reduce the space occupation inside the massage gun, and the vertical corresponding arrangement can prevent the user from touching the second massage head 401 when using the first massage head 401. The massage head 402 is better and more reasonable in spatial structure distribution, does not affect the normal use of the massage gun, is convenient for the user to handle and use, and is safer in use.

3 and 4, the shaft sleeve 502 is fitted with a fixing sleeve 11, the fixing sleeve 11 is placed in the housing 1, the fixing sleeve 11 is arranged corresponding to the first mounting hole 1301, and the diameter of the fixing sleeve 11 is larger than the first mounting hole 1301 The fixed sleeve 11 is provided with reinforcing ribs 12 on both sides of the fixed sleeve 11. The fixing sleeve 11 and the reinforcing ribs 12 are used to make the overall firmness of the massage gun better, and at the same time, it can effectively reduce the impact of the massage head on the massage gun due to vibration during use. Normal use can prolong the service life of the massage gun.

The multifunctional massage gun of this embodiment is provided with a transmission mechanism and a second massage head in the housing, and the second massage head is connected through a rotating shaft. When the massage gun is working, the movement of the eccentric link can drive the transmission mechanism and the second massage head. The rotation of the massage gun realizes the massage function of circular rotation. Combined with the setting of the first massage head, the massage gun has a good massage effect and strong functionality. In addition, a shaft sleeve and a fixed sleeve are provided in the shell. The fixed sleeve is provided with reinforcing ribs. When the massage gun is used, the vibration of the massage head is reduced, which affects the internal structure and use effect of the massage gun.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the technical principles of the present invention, several improvements and modifications can be made. These improvements and modifications It should also be regarded as the protection scope of this utility model.

Claims

A multifunctional massage gun, characterized by comprising: a housing (1), an eccentric wheel (2) and an eccentric connecting rod (3), the eccentric wheel (2) is connected to a driving motor, and the eccentric wheel (2) The first massage head (401) is connected through the eccentric link (3); the eccentric link (3) is also fixedly installed with a transmission mechanism (5), and the upper end of the transmission mechanism (5) is rotatably connected with a first massage head (401); The second massage head (402); when working, the drive motor drives the eccentric wheel (2) to rotate, so that the eccentric connecting rod (3) drives the first massage head (401) to perform a reciprocating linear motion, and at the same time The transmission mechanism (5) drives the second massage head (402) to perform circular rotation.
The multifunctional massage gun according to claim 1, wherein the transmission mechanism (5) comprises: a rotating shaft (501) and a shaft sleeve (502), and one end of the rotating shaft (501) is connected to the second massage head (402), the shaft sleeve (502) is fixedly installed on the eccentric connecting rod (3) corresponding to the eccentric wheel (2), and the other end of the rotating shaft (501) is fixedly installed on the shaft sleeve (502) )Inside.
The multifunctional massage gun according to claim 2, characterized in that the bottom side of the sleeve (502) protrudes outward to form a limit block (6), and the eccentric connecting rod (3) is provided with a The limit slot (7) corresponding to the limit block (6).
The multifunctional massage gun according to claim 2, characterized in that a flange (9) is formed outwardly in the middle of the rotating shaft (501), and the flange (9) is placed on the shaft sleeve (502) away from On one side of the eccentric wheel (2), a sealing ring (10) is arranged between the flange (9) and the shaft sleeve (502).
The multifunctional massage gun according to claim 2, wherein a first bearing (801) is installed between the shaft sleeve (502) and the second massage head (402), and the eccentric wheel (2) A second bearing (802) is installed between the eccentric connecting rod (3).
The multifunctional massage gun according to claim 2, wherein the housing (1) is provided with a first mounting hole (1301), and the rotating shaft (501) passes through the mounting hole (1301) .
The multifunctional massage gun according to claim 6, characterized in that a second mounting hole (1302) is opened on the housing (1), and the first massage head (401) is placed in the second mounting hole (1302). )Inside.
The multifunctional massage gun according to claim 7, characterized in that the first mounting hole (1301) and the second mounting hole (1302) are vertically correspondingly opened on the housing (1).
The multifunctional massage gun according to claim 6, characterized in that a fixed sleeve (11) is sleeved on the shaft sleeve (502), and the fixed sleeve (11) is placed in the housing (1), so The fixing sleeve (11) is arranged corresponding to the first mounting hole (1301), and the diameter of the fixing sleeve (11) is larger than the diameter of the first mounting hole (1301).
The multifunctional massage gun according to claim 9, wherein the fixing sleeve (11) is provided with reinforcing ribs (12) on both sides.