CN111407622A

CN111407622A - Contact horizontal transmission structure of fascia gun and fascia gun

Info

Publication number: CN111407622A
Application number: CN202010261021.4A
Authority: CN
Inventors: 胡烨; 应敏
Original assignee: Yongkang Aijiu Industry And Trade Co ltd
Current assignee: Zhejiang Aijiu Technology Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-07-14

Abstract

The invention discloses a contact horizontal transmission structure of a fascia gun and the fascia gun. The massage head comprises a shell and a handle, wherein a contact horizontal transmission structure of a fascia gun is arranged in the shell, a battery and a circuit board component are arranged, the massage head is exposed out of a front hole of the shell, a motor is arranged in the shell, a rotating part connected with the motor, a transmission part limited in the shell and capable of reciprocating linear motion, and the massage head is directly or indirectly connected onto the transmission part, the rotating part rotates by using a rotating axis parallel to the motion direction of the transmission part, a concave-convex part is arranged on the rotating part, the concave-convex part faces the transmission part, and the transmission part is in contact with the concave-convex part of the. The invention can utilize the maximum stroke difference of the rotating piece to the utmost extent, so that the stretching and the floating of the massage head reach the maximum under the same condition, and the diameter of the shell can be simplified.

Description

Contact horizontal transmission structure of fascia gun and fascia gun

Technical Field

The invention belongs to the field of massagers, relates to a fascia gun, and particularly relates to a contact horizontal transmission structure of the fascia gun and the fascia gun.

Background

The fascial gun is a massage apparatus, such as a gun structure, and comprises a transverse shell and a longitudinal handle, wherein a massage head is arranged at the front end of the shell. The massage head can vibrate in a reciprocating way, and the massage head is pressed at the muscle to vibrate the muscle, so that the effects of relaxing the muscles and stimulating the blood circulation are achieved.

The existing fascia gun structure is shown in patent publication numbers CN110179646A and CN110882147A, which adopts the transmission structure of the traditional reciprocating saw. Comprises a motor connected with an eccentric wheel, a rocker hinged with the eccentric wheel, a piston hinged at the front end of the rocker, a massage head connected with the piston and limited on a shell. The structure needs to enlarge the space of the shell for swinging the rocker, and the appearance of the shell is difficult to simplify.

The existing fascia gun structure is disclosed in patent publication No. CN110680711A, and a flat transmission hole is arranged on a transmission rod, an eccentric cylinder is arranged on a rotating disk, and the cylinder is positioned in the transmission hole. The structure problem is that the flat width of the transmission hole needs to be larger than the rotating diameter of the cylinder, and in order to avoid the transmission rod and the transmission hole from being too wide and large, the distance between the cylinder and the axis of the rotating disk needs to be reduced, so that the vibration amplitude of the fascial gun is very small. If the vibration amplitude of the fascial gun is increased, the transmission rod and the transmission hole need to be larger than the width of the rotating disc, and the width of the fascial gun shell is increased, so that the aim of simplification cannot be fulfilled.

Disclosure of Invention

The present invention is directed to solve the above problems, and provides a contact horizontal transmission structure of a fascia gun and a fascia gun.

The purpose of the invention can be realized by the following technical scheme: the contact horizontal transmission structure of the fascia gun is characterized by comprising a motor arranged in a shell of the fascia gun, a rotating piece connected with the motor, a transmission piece limited in the shell and capable of reciprocating linear motion, and a massage head directly or indirectly connected to the transmission piece, wherein the rotating piece rotates around a rotating axis parallel to the motion direction of the transmission piece, the rotating piece is provided with a concave-convex part facing the transmission piece, the transmission piece is in contact with the concave-convex part of the rotating piece, the axis of the motor is parallel or collinear with the rotating axis of the rotating piece, and the axis of the motor is parallel to the motion direction of the transmission piece.

Furthermore, the position of the transmission piece contacting the concave-convex part of the rotating piece is eccentric to the rotating axis of the rotating piece.

Furthermore, one surface of the rotating piece facing the transmission piece is an oblique cutting surface, and the oblique cutting surface and the rotating radial surface of the rotating piece are crossed different surfaces.

Furthermore, one end of the transmission piece is provided with a rolling contact part which is in contact with the concave-convex part of the rotating piece.

Further, the transmission part comprises a transmission rod, and two ends of the transmission rod are in a parallel state.

Furthermore, the transmission part is provided with a separation-preventing part for limiting the maximum moving distance.

Furthermore, one end of the transmission member is detachably and directly connected with the massage head, or one end of the transmission member is connected with the adapter member which is detachably connected with the massage head.

Furthermore, a component for limiting the rotation of the transmission part is arranged in the shell.

Furthermore, the part for limiting the rotation of the transmission member comprises a convex part arranged on the transmission member, an elongated slot parallel to the movement direction of the transmission member is arranged in the shell, and the convex part is limited in the elongated slot to slide.

Furthermore, a reset piece for driving the transmission piece to reset is arranged in the shell.

Further, the piece that resets include the spring, be equipped with on the driving medium and push the portion of crowding, spring one end is connected on the casing, and the other end is connected in pushing the portion of crowding.

The fascia gun is characterized by comprising a shell and a handle, wherein a contact horizontal transmission structure of the fascia gun, a battery and a circuit board component are arranged in the shell, and a massage head is exposed out of a front hole of the shell.

Further, the extending direction of the shell is parallel to the extending direction of the handle.

Further, the shell and the handle are combined into a structure extending like a Chinese character 'yi'.

The invention has the advantages that the horizontal movement of the transmission part is pushed by the rotating part, the vertical surface of the rotating part has concave-convex different distances of the maximum distance and the minimum distance, the difference of the two distances is the movement distance of the transmission part, and the return thrust amount is the return thrust amount when the transmission part pushes the human body by external force when returning, or a return structure can be arranged. The invention can utilize the maximum stroke difference of the rotating piece to the utmost extent, so that the stretching and the floating of the massage head reach the maximum under the same condition, and the diameter of the shell can be simplified.

Drawings

FIG. 1 is a schematic view of the fascial gun of the present invention.

Fig. 2 is a schematic view of a contact transmission structure according to the present invention.

Fig. 3 is a schematic view of a contact transmission structure of the present invention.

FIG. 4 is a schematic view of the present invention illustrating the rotational restriction of the transmission member.

Fig. 5 is a schematic perspective view of a contact transmission structure according to the present invention.

FIG. 6 is a schematic view of another contact method of the present invention.

Fig. 7 is a schematic view for explaining the principle of fig. 6.

FIG. 8 is a schematic view of another grip of the present invention.

Fig. 9 is a schematic view of another motor placement position.

In the figure, 1a housing; 2, a massage head; 3, a handle; 4 a convex part; 5 a transmission member; 6, a bearing; 7a rotating member; 8, a motor; 9 motor shaft; 10, a bracket; 11 long grooves; 12 rolling a ball; 13 edge grooves; 14 batteries; 15, umbrella teeth II; 16 bevel gears one.

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, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

The terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps is not necessarily limited to those steps or modules expressly listed, but may include other steps or modules not expressly listed or inherent to such process, method, article, or apparatus, and the division of such modules into blocks herein is merely a logical division that may be implemented in a practical application.

Example 1

As shown in figure 1, the fascia gun comprises a shell 1, a handle 3 is arranged below the shell 1, a front hole is arranged at the front end of the shell 1 for inserting a massage head 2, and the massage head 2 can be generally pulled out from the front hole in a detachable way.

The fascial gun is provided with a battery 14, the battery 14 is positioned at the handle 3 and is provided with a charging port and a switch, and a circuit board (the prior art is not described too much) for controlling a starting gear.

Specifically, the housing 1 is horizontally arranged, and the handle 3 is vertically arranged. A support 10 is arranged in the shell 1 and used for fixing the motor 8, and the axis of the motor 8 is in the horizontal direction. The motor shaft 9 is connected with a rotating member 7. Specifically, the axis of the motor 8 is parallel or collinear with the axis of the rotating member 7.

As shown in fig. 2 to 3 and 5, it is preferable that the concave-convex portion is formed on one surface of the rotor 7, and the concave-convex portion is defined by a vertical surface on which the axis of the rotor is located, and the concave-convex portion can be defined by a difference in front-rear position of a part of the rotor.

The concave-convex portion is formed on the other side of the rotary member 7 to which the motor shaft 9 is connected. The concave-convex part has the function of forming stroke change in the horizontal direction when rotating. More preferably, since one surface of the rotary element 7 is a chamfered surface and the chamfered surface and a rotation radial surface of the rotary element 7 are different surfaces intersecting each other, the surface is formed to be convex while concave.

The shell 1 is internally provided with a horizontally arranged transmission piece 5, and the transmission piece 5 can be of a rod-shaped structure or a structure with the middle arched and two parallel ends. The transmission member 5 is restricted to reciprocating linear motion only back and forth in the housing 1. Preferably, one end of the transmission member 5 is inserted into a front hole of the housing 1, and a reinforcing rib for supporting the transmission member 5 is further provided inside the housing 1 to keep the transmission member 5 horizontal.

One end of the transmission piece 5 is contacted with the concave-convex part of the rotating piece 7, and the contact point is eccentric to the axis of the rotating piece 7, namely the contact point does not pass through the axis of the rotating piece 7. For example, when the concave-convex portion is a chamfered surface, the chamfered surface faces the transmission member 5, one end of the transmission member 5 touches the uppermost end of the chamfered surface, and the chamfered surface at the position when the rotating member 7 rotates has a change in the front-rear position, that is, a change in the front-rear displacement on the horizontal line, which is a horizontal movement stroke of the transmission member 5.

Preferably, one end of the transmission member 5 is provided with a rolling contact portion which is in contact with the concave-convex portion of the rotating member 7. Specifically, the contact portion includes a bearing 6, and a rolling portion of the bearing 6 is in contact with a concave-convex portion of the rotor 7. More specifically, one end of the transmission member 5 is provided with a connecting shaft, and the connecting shaft is provided with a bearing 6.

In another form, the contact portion in figure 6 comprises a ball 12 connection portion, the ball 12 connection portion houses the ball 12, and the ball 12 contacts the rotary member 7. More specifically, the ball 12 connection comprises a C-shaped recessed channel in which two thirds of the ball 12 is located, the ball 12 having a point which contacts the rotatable member 7.

The front end of the transmission piece 5 is connected with the massage head 2. The front end of the preferred transmission part 5 is provided with a shaft hole, the massage head 2 comprises a soft body and a connecting rod, an O-shaped ring is sleeved on the connecting rod, and the connecting rod is connected with the shaft hole in an extrusion mode.

Or the front end of the transmission part 5 is connected with an adapter part, the adapter part is provided with a shaft hole, the massage head 2 comprises a soft body and a connecting rod, the connecting rod is sleeved with an O-shaped ring, and the connecting rod is connected with the shaft hole in an extruding mode.

When in use, a user presses the fascia massage head 2 on a human body massage part, and the massage head 2 pushes forwards to be pushed by the stroke of the rotating piece 7. The massage head 2 is pressed by external force when returning to the original position.

As shown in fig. 4, when the contact portion of the transmission member 5 is the bearing 6, it is necessary to prevent the transmission member 5 from rotating. Preferably, the transmission member 5 is provided with the convex part 4, the shell 1 is provided with a long groove 11 parallel to the movement direction of the transmission member 5, the convex part 4 is limited in the long groove 11 to slide, and the width of the convex part 4 is equal to that of the long groove 11. Meanwhile, in the forward-rushing movement of the transmission piece 5, the convex part 4 impacts on the anti-disengagement component at the front of the shell 1 to prevent the transmission piece 5 from disengaging.

As shown in fig. 6 and 7, when the contact portion of the transmission member 5 is the ball 12, the rotation of the transmission member 5 can be restricted. Specifically, a circle of edge grooves 13 arranged along with edge routing are arranged on the edge of the concave-convex surface of the transmission member 5. At least two points of the upper and lower positions of the ball 12 are in contact with the edge groove 13. The rolling ball 12 is connected with the position of the axle center of the eccentric transmission piece 5. And the ball 12 is always pressed against the rim groove 13 by the restoring member.

Preferably, a resetting and damping structure may be provided, for example, a spring is provided in the housing 1, a pushing part is provided on the transmission member 5, one end of the spring is connected to the front part of the housing 1, and the other end of the spring is connected to the pushing part. Preferably, the pushing part and the protrusion 4 are the same structure, and more preferably, the spring is sleeved on the transmission member 5, and the pushing part has two symmetrical pushing parts. The spring always allows the end of the transmission element 5 to abut against the edge of the rotary element 7.

In the above structure, the transmission member 5 is always horizontal and reciprocates in one direction. The stroke of the transmission piece 5 is determined by the front and back concave-convex distance on the vertical surface of the transmission piece 5, and the reciprocating stroke of the transmission piece 5 can be maximized.

Example 2

As shown in fig. 8, the fascial gun comprises a horizontally extending shell 1, and a handle 3 horizontally arranged with the shell 1 is arranged at the rear part of the shell 1, which can be regarded as a straight structure. In particular, the centre of the housing 1 is parallel to the centre of the grip of the handle, which is interpreted as: when the thumb and the index finger are held, the virtual auxiliary line of the position of the tiger mouth of the palm is crossed.

The front end of the shell 1 is provided with a front hole for inserting the massage head 2, and the massage head 2 can be generally detachably pulled out from the front hole. The internal transmission structure is the same as that of embodiment 1, and the battery 14 is provided in the handle 3.

Preferably, the handle 3 is detachable from the housing 1.

Alternatively, the handle 3 is integral with the housing 1 and the battery 14 can be rechargeable.

By adopting the structure, the back can be knocked by hands. And the internal transmission structure can be reduced to the diameter of the shell 1.

In the case of the example 3, the following examples are given,

the fascia gun comprises a shell 1, a handle 3 is arranged below the shell 1, a front hole is arranged at the front end of the shell 1 and used for inserting a massage head 2, and the massage head 2 can be generally pulled out from the front hole in a detachable manner.

Specifically, the housing 1 is horizontally arranged, and the handle 3 is vertically arranged. A support 10 is arranged in the shell 1 and used for fixing the motor 8, and the axis of the motor 8 is in the vertical direction. The motor shaft 9 is connected with a rotating member 7. Specifically, the axis of the motor 8 is perpendicular to the axis of the rotary member 7.

More specifically, a motor shaft 9 is connected with a direction-changing transmission gear set, and the transmission gear set is limited in a tooth groove of the shell 1. Comprises a first bevel gear 16 and a second bevel gear 15, wherein the first bevel gear 16 is connected with a motor shaft 9, and the second bevel gear 15 is connected with a shaft of a rotating part 7.

The structures of the transmission part 5 and the rotating part 7 in the shell 1 and the use principle are the same as those of the structure of the embodiment 1.

The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; 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. The contact horizontal transmission structure of the fascia gun is characterized by comprising a motor arranged in a shell of the fascia gun, a rotating piece connected with the motor, a transmission piece limited in the shell and capable of reciprocating linear motion, and a massage head directly or indirectly connected to the transmission piece, wherein the rotating piece rotates around a rotating axis parallel to the motion direction of the transmission piece, the rotating piece is provided with a concave-convex part facing the transmission piece, and the transmission piece is in contact with the concave-convex part of the rotating piece.

2. The touching horizontal transmission structure of fascia gun as claimed in claim 1, wherein the motor axis is parallel or collinear with the rotation axis of the rotating member, and the motor axis is parallel with the movement direction of the transmission member.

3. The contact horizontal transmission structure of the fascial gun of claim 1, wherein the contact position of the transmission member to the concave-convex part of the rotating member is eccentric to the rotating axis of the rotating member.

4. The touching horizontal transmission structure of fascial gun of claim 1, wherein the side of the rotating member facing the transmission member is a chamfered surface, and the chamfered surface and the rotating radial surface of the rotating member are crossed and different surfaces.

5. The contact horizontal transmission structure of the fascial gun of claim 1, wherein one end of the transmission member is provided with a rolling contact part which is in contact with the concave-convex part of the rotating member.

6. The touch horizontal transmission structure of the fascial gun of claim 1, wherein the transmission member comprises a transmission rod, and two ends of the transmission rod are parallel.

7. The touching horizontal driving structure of fascial gun of claim 1, wherein the driving member is provided with a separation-preventing member for limiting the maximum moving distance.

8. The touching horizontal transmission structure of the fascia gun as claimed in any one of claims 1 to 7, wherein one end of the transmission member is detachably connected with the massage head directly, or one end of the transmission member is connected with an adapter which is detachably connected with the massage head.

9. The structure of any one of claims 1-7, wherein the housing contains a means for limiting the rotation of the driving member.

10. The structure of any one of claims 1 to 7, wherein the means for limiting the rotation of the driving member comprises a protrusion disposed on the driving member, the housing has a slot parallel to the moving direction of the driving member, and the protrusion is limited to slide in the slot.

11. The touching horizontal transmission structure of fascia gun as claimed in any one of claims 1 to 7, wherein a reset member for driving the transmission member to reset is provided in the housing.

12. The touching horizontal transmission structure of fascia gun as claimed in claim 11, wherein the reset member comprises a spring, the transmission member is provided with a pushing portion, one end of the spring is connected to the housing, and the other end of the spring is connected to the pushing portion.

13. The fascia gun is characterized by comprising a shell and a handle, wherein the shell is internally provided with a contact horizontal transmission structure of the fascia gun as claimed in claim 1, a battery and a circuit board element, and a massage head is exposed out of a front hole of the shell.

14. The fascial gun of claim 12, wherein the housing extends in a direction parallel to the direction of the handle.

15. The fascial gun of claim 12, wherein the housing and the handle are combined into an "in-line" extending structure.