CN215689721U

CN215689721U - Multi-drive multi-head fascia gun

Info

Publication number: CN215689721U
Application number: CN202023085935.4U
Authority: CN
Inventors: 应景宁
Original assignee: Yongkang Taiqi Fitness Equipment Co ltd
Current assignee: Yongkang Taiqi Fitness Equipment Co ltd
Priority date: 2020-12-20
Filing date: 2020-12-20
Publication date: 2022-02-01
Anticipated expiration: 2030-12-20

Abstract

The utility model provides a multi-drive multihead fascia gun. It has solved current technical problem. The multi-drive multi-head fascia gun comprises a shell, wherein at least two drive motors are arranged in the shell, each drive motor is respectively connected with a power reversing transmission mechanism, each power reversing transmission mechanism is respectively connected with a massage head with the outer end exposed out of the shell, each massage head is adjacent and movably arranged relative to the shell, each drive motor drives the corresponding massage head to reciprocate along the axial direction of the massage head through the corresponding power reversing transmission mechanism, and the drive motors are all connected with a control circuit and a power supply structure. The utility model has the advantages of realizing independent beating of a plurality of massage heads and the like.

Description

Multi-drive multi-head fascia gun

Technical Field

The utility model belongs to the technical field of fitness equipment, and particularly relates to a multi-drive multi-head fascia gun.

Background

The health care massage is a health care behavior based on the theory of traditional Chinese medicine, has the effects of relaxing muscles, relieving fatigue, dredging channels and collaterals and regulating human body functions, and is convenient and labor-saving to massage through a massage device, thereby being more and more popular with people. The fascia gun on the market at present usually comprises a massage head, a gun body and a handle, and can generally carry out vibration relaxing massage on muscles of a certain part of a human body. The double-head fascia gun is derived in order to improve the massage effect and the massage efficiency, most of the existing double-head fascia guns drive the two groups of massage heads to work by a group of driving mechanisms, the working mode is single, and the independent striking of multiple massage heads cannot be realized.

In response to this problem, research and study have been conducted in long-term production and living practices, for example, the chinese utility model patent discloses a multiheaded fascia gun [ application No.: 201921931687.5], the utility model comprises a shell, a battery, a driving device, a control operation device, a massage head A and a massage head B, wherein the driving device comprises a motor, an eccentric shaft, a connecting rod and a driving rod; the control operation device comprises a single chip microcomputer and operation buttons.

The solution described above improves to some extent some of the problems of the prior art, but it also has at least the following drawbacks: the working mode is single, and independent beating of multiple massage heads cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a multi-driving multi-head fascia gun capable of realizing independent beating of multiple massage heads.

In order to achieve the purpose, the utility model adopts the following technical scheme: the multi-drive multi-head fascia gun comprises a shell, wherein at least two drive motors are arranged in the shell, each drive motor is respectively connected with a power reversing transmission mechanism, each power reversing transmission mechanism is respectively connected with a massage head with the outer end exposed out of the shell, each massage head is adjacent and movably arranged relative to the shell, each drive motor drives the corresponding massage head to reciprocate along the axial direction of the massage head through the corresponding power reversing transmission mechanism, and the drive motors are all connected with a control circuit and a power supply structure.

In the above multi-drive multihead fascia gun, the number of the drive motor and the massage heads is two.

In the multi-drive multi-head fascia gun, the straight lines of the central axes of the massage heads are arranged in parallel or form an included angle.

In the above multi-drive multihead fascia gun, the power reversing transmission mechanism includes an eccentric wheel connected to an output shaft of a drive motor, a drive connecting rod is hinged to the eccentric wheel, the hinged position of the drive connecting rod and the eccentric wheel deviates from the connecting position of the output shaft of the drive motor and the eccentric wheel, the other end of the drive connecting rod is hinged to a drive member, the drive member is connected to the massage head, a guide structure is arranged between the drive member and the casing, and the guide direction of the guide structure is parallel to the axial direction of the massage head.

In the above multi-drive multi-head fascial gun, the guide structure comprises a guide cylinder arranged on a shell, an outer cylinder body is fixedly arranged in the guide cylinder, a middle cylinder body is fixedly arranged in the outer cylinder body, an inner cylinder body is fixedly arranged in the middle cylinder body, and the driving piece is axially and movably arranged in the inner cylinder body in a penetrating manner; the inner wall of the guide cylinder is provided with an annular groove, the inner end of the outer cylinder is provided with an annular boss clamped in the annular groove, the inner end of the middle cylinder is provided with a bidirectional convex ring, the outer ring of the bidirectional convex ring protrudes out of the outer wall of the middle cylinder, the inner ring of the bidirectional convex ring protrudes out of the inner wall of the middle cylinder, the inner wall of the outer cylinder corresponding to the annular boss is provided with a positioning groove for embedding the outer ring of the bidirectional convex ring, the outer end of the guide cylinder forms an annular check ring, the outer ends of the outer cylinder, the middle cylinder and the inner cylinder are all abutted against the annular check ring, and the inner end of the inner cylinder is abutted against the inner ring of the bidirectional convex ring.

In the multihead fascia gun with multiple driving heads, the inner end of the driving part is provided with a yielding groove, and the hinge point of the outer end of the driving connecting rod and the driving part is positioned in the yielding groove.

In the above multi-drive multihead fascia gun, the control circuit includes a massage head position monitoring circuit, the massage head position monitoring circuit includes hall sensors having the same number as the massage heads, and each eccentric wheel is provided with a hall sensor corresponding to the corresponding hall sensor.

In the multi-drive multi-head fascia gun, the Hall sensor is embedded in the circumferential outer edge of the eccentric wheel; the control circuit also comprises a control panel, and the control panel is fixed on the shell; the control panel is provided with any one or combination of a first control unit for controlling each massage head to work synchronously or asynchronously, a second control unit for controlling each massage head to work independently or cooperatively, and a third control unit for controlling the action frequency of each massage head.

In the above multi-drive multihead fascia gun, a motor mounting seat is fixed in the casing, the drive motors are fixed on the motor mounting seat and arranged in parallel, the output shafts of the drive motors are arranged in parallel with the axial direction of the casing, and the massage heads are arranged at the side part of the casing.

In the multi-drive multihead fascia gun, one end of the shell is a handle end, the other end of the shell is an expansion end, the power supply structure comprises a storage battery, the storage battery is arranged in the handle end, the motor mounting seat is fixed in the expansion end, the drive motor is fixed at one end of the motor mounting seat, the other end of the motor mounting seat is provided with an eccentric wheel mounting bin corresponding to the drive motor, an output shaft of the drive motor penetrates through the motor mounting seat and extends to the eccentric wheel mounting bin, the eccentric wheel is fixed at the output shaft of the drive motor and is positioned in the eccentric wheel mounting bin, a yielding window is arranged at the side part of the eccentric wheel mounting bin, and the drive connecting rod passes through the yielding window to be connected with the drive piece; the shell comprises an upper half body and a lower half body which are mutually buckled, and the massage head is arranged on the lower half body.

Compared with the prior art, the multi-drive multihead fascia gun has the advantages that:

1. each massage head realizes independent beating control of the massage head through a corresponding driving motor and a group of corresponding power reversing transmission mechanisms respectively, so that beating modes are increased, and the massage effect is better;

2 the multi-layer sleeve structure in the guide cylinder can play a role of noise reduction when the massage head stretches and retracts;

3. the space occupied by the driving connecting rod during connection can be reduced by means of the abdicating groove, the abdicating window and the like, and the structure is compact.

Drawings

FIG. 1 is a schematic view of the structure provided by the present invention;

FIG. 2 is a schematic diagram of the internal structure provided by the present invention;

FIG. 3 is a cross-sectional view of the internal structure provided by the present invention;

FIG. 4 is a cross-sectional view of a structure provided by the present invention;

FIG. 5 is a block diagram of the architecture provided by the present invention;

in the figure, a shell 1, a driving motor 2, a power reversing transmission mechanism 3, a massage head 4, a control circuit 5, a power supply structure 6, an eccentric wheel 7, a driving connecting rod 8, a driving piece 9, a guide structure 10, a guide cylinder 11, an outer cylinder 12, a middle cylinder 13, an inner cylinder 14, an annular groove 15, an annular boss 16, a bidirectional convex ring 17, an outer ring 18, an inner ring 19, a positioning groove 20, an annular retainer ring 21, an abdicating groove 22, a monitoring circuit 23, a Hall sensor 24, a Hall sensor 25, a control panel 26, a first control unit 27, a second control unit 28, a third control unit 29, a motor mounting seat 30, a handle end 31, an expanding end 32, a storage battery 33, an eccentric wheel mounting bin 34, an abdicating window 35, an upper half body 36 and a lower half body 37 are arranged in the shell.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-5, the multi-head fascia gun comprises a casing 1, at least two driving motors 2 are arranged in the casing 1, each driving motor 2 is respectively connected with a power reversing transmission mechanism 3, each power reversing transmission mechanism 3 is respectively connected with a massage head 4 with the outer end exposed out of the casing 1, each massage head 4 is adjacent and movably arranged relative to the casing 1, each driving motor 2 drives the corresponding massage head 4 to axially reciprocate along the massage head 4 through the corresponding power reversing transmission mechanism 3, and the driving motors 2 are connected with a control circuit 5 and a power supply structure 6.

Each massage head 4 respectively realizes the independent beating control of the massage head 4 through a corresponding driving motor 2 and a group of corresponding power reversing transmission mechanisms 3, so that the beating modes are increased, and the massage effect is better.

The power supply structure 6 may be a built-in battery or an external power supply.

Preferably, the number of the driving motors 2 and the number of the massage heads 4 are two, and the straight lines of the central axes of the massage heads 4 are arranged in parallel or form included angles.

Furthermore, the power reversing transmission mechanism 3 comprises an eccentric wheel 7 connected to an output shaft of the driving motor 2, a driving connecting rod 8 is hinged to the eccentric wheel 7, the hinged position of the driving connecting rod 8 and the eccentric wheel 7 deviates from the connecting position of the output shaft of the driving motor 2 and the eccentric wheel 7, the other end of the driving connecting rod 8 is hinged to a driving part 9, the driving part 9 is connected with the massage head 4, a guide structure 10 is arranged between the driving part 9 and the shell 1, and the guide direction of the guide structure 10 is parallel to the axial direction of the massage head 4.

The driving motor 2 drives the eccentric wheel 7 to rotate, the eccentric wheel 7 is connected with the driving piece 9 through the driving connecting rod 8, when the eccentric wheel 7 rotates, the driving connecting rod 8 makes circular motion on the eccentric wheel 7, and therefore the massage head 4 moves back and forth, and the guide structure 10 can improve the radial stability of the driving piece 9 during stretching.

Furthermore, guide structure 10 including setting up guide cylinder 11 on casing 1, guide cylinder 11 internal fixation be equipped with outer barrel 12, outer barrel 12 internal fixation be equipped with well barrel 13, well barrel 13 internal fixation be equipped with interior barrel 14, driving piece 9 axial activity wear to locate in barrel 14, outer barrel 12, interior barrel 14 can tightly fix driving piece 9 in guide cylinder 11, the structure is reliable, in addition, be multilayer sleeve structure and can also play the effect of making an uproar when flexible.

The inner wall of the guide cylinder 11 is provided with an annular groove 15, the inner end of the outer cylinder 12 is provided with an annular boss 16 clamped in the annular groove 15, the inner end of the middle cylinder 13 is provided with a bidirectional convex ring 17, the outer ring 18 of the bidirectional convex ring 17 protrudes out of the outer wall of the middle cylinder 13, the inner ring 19 of the bidirectional convex ring 17 protrudes out of the inner wall of the middle cylinder 13, the inner wall of the outer cylinder 12 corresponding to the annular boss 16 is provided with a positioning groove 20 for embedding the outer ring 18 of the bidirectional convex ring 17, the outer end of the guide cylinder 11 forms an annular retainer ring 21, the outer ends of the outer cylinder 12, the middle cylinder 13 and the inner cylinder 14 are all abutted against the annular retainer ring 21, and the inner end of the inner cylinder 14 is abutted against the inner ring 19 of the bidirectional convex ring 17.

The annular boss 16 and the annular groove 15 can realize the axial positioning of the inner end of the outer cylinder 12 in the guide cylinder 11, the inner ring 19 of the bidirectional convex ring 17 on the middle cylinder 13 is used for the axial positioning of the inner end of the inner cylinder 14, the outer ring 18 of the bidirectional convex ring 17 on the middle cylinder 13 is used for the axial positioning of the inner end of the middle cylinder 13 on the outer cylinder 12, and the annular retainer ring 21 can realize the axial positioning of the outer ends of the outer cylinder 12, the middle cylinder 13 and the inner cylinder 14 in the guide cylinder 11, so that the outer cylinder 12, the middle cylinder 13 and the inner cylinder 14 can be stably fixed on the guide cylinder 11 in the axial direction, and the structure is reliable.

The inner of driving piece 9 be equipped with the groove 22 of stepping down, the pin joint of 8 outer ends of drive connecting rod and driving piece 9 be located the groove 22 of stepping down, the groove 22 of stepping down can reduce driving piece 9 and the articulated shared space in vertical direction of back of drive connecting rod 8 for the structure is compacter. The control circuit 5 comprises a massage head position monitoring circuit 23, the massage head position monitoring circuit 23 comprises Hall sensors 24 the number of which is the same as that of the massage heads 4, Hall sensors 25 corresponding to the Hall sensors 24 are respectively arranged on each eccentric wheel 7, and the Hall sensors 25 on each eccentric wheel 7 respectively correspond to one corresponding Hall sensor 24, so that independent monitoring is realized, and the monitored data precision is higher.

The Hall sensor 25 is embedded and fixed at the peripheral outer edge of the eccentric wheel 7, the Hall sensor 25 can reduce the diameter of the outer edge of the eccentric wheel 7 by adopting an embedding mode, and the structure is more compact. The control circuit 5 further comprises a control panel 26, and the control panel 26 is fixed on the housing 1; the control panel 26 is provided with any one or a combination of a first control unit 27 for controlling each massage head 4 to work synchronously or asynchronously, a second control unit 28 for controlling each massage head 4 to work independently or cooperatively, and a third control unit 29 for controlling the action frequency of each massage head 4.

The Hall sensor 24 and the Hall sensor 25 work cooperatively, the Hall sensor 24 is used for sending the detected and received information of the motion position and the angle of the eccentric wheel 7 to the control circuit 5, and the control circuit 5 controls the rotation angle of each driving motor 2, so that the motion consistency of the output shaft of each driving motor 2 is controlled to realize synchronous striking; or the output shafts of the driving motors 2 output different rotating speeds to realize asynchronous striking; or only a single driving motor 2 can be controlled to work, the working modes are changed, the massage effect is better, and the massage heads can simulate the massage of both hands when working alternately.

Casing 1 internal fixation have motor mount pad 30, driving motor 2 fix on motor mount pad 30, driving motor 2 mutual parallel arrangement, driving motor 2 output shaft be on a parallel with the axial setting of casing 1, massage head 4 set up the lateral part at casing 1, driving motor 2 mutual parallel arrangement, and driving motor 2 output shaft be on a parallel with the axial setting of casing 1 can reduce the horizontal size of massage head 4 place part casing 1, the structure is compacter.

In addition, one end of the shell 1 is a handle end 31, the other end of the shell is an expansion end 32, the power supply structure 6 comprises a storage battery 33, the storage battery 33 is arranged in the handle end 31, the motor mounting seat 30 is fixed in the expansion end 32, the driving motor 2 is fixed at one end of the motor mounting seat 30, an eccentric wheel mounting bin 34 corresponding to the driving motor 2 is arranged at the other end of the motor mounting seat 30, an output shaft of the driving motor 2 penetrates through the motor mounting seat 30 and extends to the eccentric wheel mounting bin 34, the eccentric wheel 7 is fixed at an output shaft of the driving motor 2 and is located in the eccentric wheel mounting bin 34, an abdicating window 35 is formed in the side part of the eccentric wheel mounting bin 34, and the driving connecting rod 8 penetrates through the abdicating window 35 to be connected with the driving piece 9; the shell 1 comprises an upper half body 36 and a lower half body 37 which are mutually buckled, and the massage head 4 is arranged on the lower half body 37.

The eccentric wheel 7 is positioned in the eccentric wheel mounting bin 34, so that the vertical size of the mounted eccentric wheel 7 and the motor mounting seat 30 can be reduced, and the transverse and vertical sizes of the connected driving connecting rod 8 and the eccentric wheel 7 can be simultaneously reduced by connecting the inner end of the driving connecting rod 8 with the eccentric wheel 7 through the abdicating window 35, so that the space occupied by driving is reduced.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the terms of the housing 1, the driving motor 2, the power reversing transmission mechanism 3, the massage head 4, the control circuit 5, the power supply structure 6, the eccentric wheel 7, the driving link 8, the driving member 9, the guide structure 10, the guide cylinder 11, the outer cylinder 12, the middle cylinder 13, the inner cylinder 14, the annular groove 15, the annular boss 16, the two-way convex ring 17, the outer ring 18, the inner ring 19, the positioning groove 20, the annular retainer 21, the abdicating groove 22, the monitoring circuit 23, the hall sensor 24, the hall sensor 25, the control panel 26, the first control unit 27, the second control unit 28, the third control unit 29, the motor mounting seat 30, the handle end 31, the enlarged end 32, the storage battery 33, the eccentric wheel mounting seat 34, the abdicating window 35, the upper half 36, the lower half 37, etc. are used more often, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A multi-drive multi-head fascia gun comprises a shell (1) and is characterized in that at least two drive motors (2) are arranged in the shell (1), each drive motor (2) is respectively connected with a power reversing transmission mechanism (3), each power reversing transmission mechanism (3) is respectively connected with a massage head (4) with the outer end exposed out of the shell (1), each massage head (4) is adjacent and movably arranged relative to the shell (1), each drive motor (2) drives the corresponding massage head (4) to axially reciprocate along the massage head (4) through the corresponding power reversing transmission mechanism (3), and the drive motors (2) are connected with a control circuit (5) and a power supply structure (6);

the number of the driving motors (2) and the number of the massage heads (4) are two;

the straight lines of the central axes of the massage heads (4) are arranged in parallel or form an included angle.

2. The multiheaded fascia gun as claimed in claim 1, wherein the power reversing transmission mechanism (3) comprises an eccentric wheel (7) connected to the output shaft of the driving motor (2), a driving connecting rod (8) is hinged to the eccentric wheel (7), the hinge joint of the driving connecting rod (8) and the eccentric wheel (7) deviates from the joint of the output shaft of the driving motor (2) and the eccentric wheel (7), the other end of the driving connecting rod (8) is hinged to a driving member (9), the driving member (9) is connected to the massaging head (4), a guiding structure (10) is arranged between the driving member (9) and the casing (1), and the guiding direction of the guiding structure (10) is parallel to the axial direction of the massaging head (4).

3. The multiheaded fascia gun according to claim 2, wherein the guiding structure (10) comprises a guiding cylinder (11) disposed on the housing (1), an outer cylinder (12) is fixedly disposed in the guiding cylinder (11), a middle cylinder (13) is fixedly disposed in the outer cylinder (12), an inner cylinder (14) is fixedly disposed in the middle cylinder (13), and the driving member (9) is axially movably disposed in the inner cylinder (14); an annular groove (15) is arranged on the inner wall of the guide cylinder (11), an annular boss (16) clamped in the annular groove (15) is arranged at the inner end of the outer cylinder body (12), the inner end of the middle cylinder (13) is provided with a bidirectional convex ring (17), the outer ring (18) of the bidirectional convex ring (17) protrudes out of the outer wall of the middle cylinder (13), the inner ring (19) of the bidirectional convex ring (17) protrudes out of the inner wall of the middle cylinder (13), a positioning groove (20) for embedding an outer ring (18) of the bidirectional convex ring (17) is arranged on the inner wall of the outer cylinder body (12) corresponding to the annular boss (16), the outer end of the guide cylinder (11) forms an annular retainer ring (21), the outer ends of the outer cylinder body (12), the middle cylinder body (13) and the inner cylinder body (14) are all abutted against the annular retainer ring (21), the inner end of the inner cylinder (14) is abutted against an inner ring (19) of the bidirectional convex ring (17).

4. The multihead fascial gun as claimed in claim 3, wherein said driving member (9) has a recess (22) at its inner end, and the hinge point between the outer end of said driving link (8) and said driving member (9) is located in said recess (22).

5. The multiheaded fascia gun according to claim 2, wherein the control circuit (5) comprises a massage head position monitoring circuit (23), the massage head position monitoring circuit (23) comprises hall sensors (24) having the same number as that of the massage heads (4), and each eccentric wheel (7) is provided with a hall sensor (25) corresponding to the corresponding hall sensor (24).

6. The multiheaded fascia gun according to claim 5, wherein the Hall sensor (25) is embedded in the circumferential outer edge of the eccentric wheel (7); the control circuit (5) further comprises a control panel (26), and the control panel (26) is fixed on the shell (1); the control panel (26) is provided with any one or a combination of a plurality of first control units (27) for controlling each massage head (4) to work synchronously or asynchronously, second control units (28) for controlling each massage head (4) to work independently or cooperatively, and third control units (29) for controlling the action frequency of each massage head (4).

7. The multihead fascial gun as claimed in claim 2, wherein said housing (1) has a motor mounting seat (30) fixed therein, said driving motors (2) are fixed on said motor mounting seat (30), said driving motors (2) are arranged in parallel, an output shaft of said driving motors (2) is arranged in parallel with an axial direction of said housing (1), and said massage heads (4) are arranged at a side portion of said housing (1).

8. The multiheaded fascia gun according to claim 7, wherein one end of the housing (1) is a handle end (31), the other end is an enlarged end (32), the power supply structure (6) comprises a storage battery (33), the storage battery (33) is disposed in the handle end (31), the motor mounting seat (30) is fixed in the enlarged end (32), the driving motor (2) is fixed at one end of the motor mounting seat (30), the other end of the motor mounting seat (30) is provided with an eccentric wheel mounting bin (34) corresponding to the driving motor (2), an output shaft of the driving motor (2) is inserted into the motor mounting seat (30) and extends to the eccentric wheel mounting bin (34), the eccentric wheel (7) is fixed at an output shaft of the driving motor (2) and is disposed in the eccentric wheel mounting bin (34), a yielding window (35) is opened at a side portion of the eccentric wheel mounting bin (34), the driving connecting rod (8) penetrates through the abdicating window (35) to be connected with the driving piece (9); the shell (1) comprises an upper half body (36) and a lower half body (37) which are mutually buckled, and the massage head (4) is arranged on the lower half body (37).