WO2009089646A1

WO2009089646A1 - A beating massaging structure with back curve

Info

Publication number: WO2009089646A1
Application number: PCT/CN2008/000091
Authority: WO
Inventors: Qiwu Jiang
Original assignee: Dong Guan Weightec Electronuc Technology Co., Ltd.
Priority date: 2008-01-14
Filing date: 2008-01-14
Publication date: 2009-07-23

Abstract

A beating massaging structure with back curve, which includes seat (1), tracks (2) inside the seat, a movable massaging body (3) on the track. The track are configured into S-curve sprocket corresponding to the human back. The sprocket mesh with sprocket (15) on the massaging body. By comparing with the prior art, the massaging structure can contact with the human back from the top down by the curve of the back, and improve massage effect.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a massage device, and more particularly to a massage body for medical care along a front and rear curve travel mechanism. BACKGROUND OF THE INVENTION There are many important acupoints or embrittlement points on the back of the human body and on both sides of the spine. The spine push is a channel for the central nervous system to contact the organs of the whole body. Regular massage on both sides of the back and spine can strengthen and help the function of the organs, eliminate fatigue and promote human health. At present, the main function of the massage chair on the market is to massage the back muscles of the human body to eliminate fatigue or local muscle discomfort. In the prior art massage device, a body frame with a linear track design is generally adopted, and a slide fixing frame is arranged on the track, the front side of the sliding frame is integrated with the massage mechanism, and the massage wheel cover is provided in the massage mechanism. The slide holder is inserted into the slide holder, and the massage wheel is swung before and after, thereby causing a kneading and beating massage action. Although it has the function of massaging, it does not achieve the best massage effect, and has the following disadvantages: In a straight line, the massage mechanism and its massage wheel can only move up and down in a straight line. However, the back of the human body is not a straight line but a curve concave in the waist and neck. The massage wheel can only be completed evenly along the curve of the back of the human body. A full massage from the waist to the neck. And because the back of the human body is curved The line state, when lying on the back of the chair, can not be flat on the back of the chair, and the massage mechanism that moves up and down in a straight line produces a light and heavy force on the back surface massage, that is, some parts are painful due to excessive pressure. The feeling is that some parts are not attached to the back of the chair and the massage power is insufficient. In this repeated lifting massage, it brings an uncomfortable massage effect on the back. Unless the user himself deliberately bends back and forcibly resists, this method does not allow the user to completely relax. SUMMARY OF THE INVENTION The object of the present invention is to provide a massage curved guide rail sliding transmission control structure device, which can generate a comfortable massage force with the same strength on the back surface of the human body, and can make the lifting and lowering movement of the massage mechanism smoother. The purpose of the utility model is achieved by the following technical solution: the back curve hammering massage structure of the utility model comprises a base, a guide rail disposed on the inner side of the base, and a massage body sliding on the guide rail, wherein the guide rail is opposite The waist and neck of the human body are in the shape of a convex arc-shaped S-curve, and the chain rail meshes with the sprocket on the massaging body. The one side of the chain rail of the utility model is a cylindrical convex tooth arranged in a curve, and the other side is a concave concave dovetail groove which is curved. The chain rail is arranged in a symmetrical two-row curve on the inner side of the base, and the curved cylindrical convex tooth faces on the two chain rails are opposite sides, and the curved concave dovetail grooves on the two chain rails are opposite to each other. The curved concave dovetail groove on the chain rail is slidably engaged with the convex guide block on the massaging body. The sprocket on the massage body is engaged with a chain rail disposed on the inner side of the base, and the sprocket is sleeved on the transmission shaft. The drive shaft fixes a shaft transmission gear, and the shaft transmission gear It is a small double straight tooth with a tapered tooth. The small double straight tooth and a tapered tooth mesh with the synchronous bevel gear of the large double gear, and the large double gear meshes with the worm wheel on the massaging body through the intermediate gear, and is connected to the worm on one end shaft of the motor through the worm wheel. The other end of the motor of the utility model is fixed with an eccentric wheel, and a crank is sleeved thereon. The crank is equipped with a bearing frame, the upper end of the bearing frame is fixedly connected with a seesaw formed by a frame, and the output end thereof is connected with a massage head of the bounce mechanism. The seesaw and the seesaw bracket are movably connected by a seesaw shaft, and a massage head is fixed on each of the upper sides thereof. Compared with the prior art, the utility model has the advantages that the back massage can be maintained from the top to the bottom with the back curve, and the massage effect is increased. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view of the structure of the present invention. 2 is a schematic structural view of the massage body and the chain rail of the present invention. Figure 3 is a schematic side view of the utility model. Figure 4 is a schematic view of the moving and hammering structure of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be further described in detail with reference to the accompanying drawings. As shown in FIG. 1 , the utility model comprises a base 1 , a chain rail 2 , a massage body 3 , and a massaging body 3 . The massage wheel 4, the carriage bottom plate 5, the motor 6, the worm 7, the worm wheel 8, the transition gear 9, the double gear 10, the large double straight tooth one tapered tooth 11, the small double straight tooth one tapered tooth 12, the drive shaft 13. Axle drive tooth 14, sprocket 15, swash plate 16, yoke support 17, yoke 1 shaft 18, eccentric 19, crank 40, motor press 21, walking guide 22, and the like. As shown in Fig. 1, the back curve hammering massage structure of the utility model has two symmetric chain rails 2 disposed on the inner side of the base 1, and a massage body 3 is slid on the two symmetric chain rails 2, and the two symmetric chain rails 2 In order to form a convex arc-shaped S-curve structure with respect to the waist and neck of the human body, the two symmetrical rails 2 mesh with the sprocket 15 on the massaging body 3. With such a moving structure, the massage body 3 can be slid along the S-curve trajectory of the human body at the waist and neck positions by the action of the two symmetrical chain rails 2 and the sprocket 15. As shown in FIG. 2 and FIG. 3, in order to smoothly slide the massaging body 3 on the two symmetrical rails 2 and prevent the massaging body 3 from falling off the two symmetrical rails 2, the chain rail 2 of the present invention is The surface is a row of curved cylindrical convex teeth, and the other surface is a curved concave dovetail groove, and a walking guide block 22 is installed under the massage body 3 and between the chain rail 2, and a sliding convex is formed by the walking guide block 22 and the massage body 3. The type of guide block is stuck on the concave dovetail groove of the chain rail 2. The chain rail 2 is disposed on the inner side of the base 1 in two symmetrical two rows of curves, and the curved cylindrical convex tooth faces on the two chain rails 2 are respectively engaged with the sprocket 15 on the massaging body 3 on opposite sides, and two chain rails The curved concave dovetail groove on the second side is opposite to the back surface, and the curved concave dovetail groove on the chain rail 2 is slidably engaged with the convex guide block on the walking guide block 22 on the massaging body. As shown in FIG. 4, the output shaft of the motor 5 on the massaging body 3 is provided with a worm 7 which meshes with a worm wheel 8 which is synchronized with the same gear and meshes with another double gear 10, the double gear 10 meshing through the transition gear 9 and engaging one of the other large double gears 11 below it, the large The other synchronous bevel gear of the double gear 11 meshes with the bevel gear of the lower small double gear 12, and the straight teeth 14 of the small double gear 12 are fixedly sleeved on the transmission shaft 13, and both ends of the transmission shaft 13 Two sprocket wheels 15 are respectively fixed, and the gears of the two sprocket wheels 15 are respectively meshed with the fixed two curved chain rails 2 on the base 1. In short, the rotation of the output of the motor 6 is transmitted to a set of worm gear 8 worm 7 and three pairs of spur gears 8, 9, 10, and then rotated by a pair of bevel gears 11 and a pair of spur gears 12 to the rotation of the running sprocket shaft 13. Finally, the movement of the massage body 3 with the transmission mechanism in the direction of the curved chain rail 2 is achieved by the engagement of the sprocket 15 with the fixed chain rail 2 to move along the chain rail 2. In the hammering mechanism of the present invention, the other end of the motor 6 is fixed with an eccentric 19 having a crank 20 thereon, and a crank frame 20 is provided with a bearing frame, and the upper end of the frame is fixed with a frame-shaped seesaw 16 In connection, the above-mentioned seesaw 16 and the bracket 17 on the massage body are formed into a rotatable movable connection by the seesaw shaft 18, and a massage head 4 is fixed on each of the upper sides of the seesaw 16 . The utility model can thereby make the massage mechanism 3 swing according to the curve of the back of the human body, and the massage head can keep on the back, without hanging phenomenon, can obtain a good massage effect, and simulate the movement of the human body back curve movement massage track mode The structure adopts a new type of sprocket chain rail, which is a new invention. The massage hammer is moved and moved to the same power source (one motor), and the cost is low and the structure is compact. The hammering massage mechanism adopts the unilateral power source eccentric method, and combines the frame structure to realize the hammering function of the bilateral massage head. In short, the rotation of the motor drives the rotation of the eccentric wheel, and the above-mentioned crank and the freedom of the bearing frame and the seesaw limit the upper and lower movement of the massage head, thereby realizing the hammering function. The above-described embodiments of the present application are only preferred embodiments of the present invention and are not intended to limit the scope of implementation of the present invention.

Claims

claims

, a back curve hammering massage structure, including a base, a guide rail provided on the inside of the base, and a massage body sliding on the guide rail, characterized in that the guide rail is constructed with an S-shaped curve that is convex arc-shaped relative to the waist and neck of the human body. Chain rail, the chain rail meshes with the sprocket on the massage body.

. The back curve hammering massage structure according to claim 1, characterized in that one side of the chain rail is a curved arrangement of cylindrical convex teeth, and the other side is a curved concave dovetail groove.

. The back curve hammering massage structure according to claim 2, characterized in that the chain rails are arranged as two rows of symmetrical curves on the inside of the base, and the curved cylindrical convex tooth surfaces on the two chain rails are on opposite sides. The curved concave dovetail groove on the chain rail is opposite. . The back curve hammering massage structure according to claim 3, characterized in that the curved concave dovetail groove on the chain rail slides and engages with the convex guide block on the massage body.

. The back curve hammering massage structure according to claim 4, characterized in that the sprocket on the massage body meshes with the chain rail provided on the inside of the base, and the sprocket is sleeved on the transmission shaft.

. The back curve hammering massage structure according to claim 5, characterized in that the transmission shaft is fixed with a shaft transmission gear, and the shaft transmission gear is a small double straight tooth and a bevel tooth.

7. The back curve hammering massage structure according to claim 6, characterized in that the small double spur gear and the bevel gear mesh with the synchronous bevel gear of the large double gear, and the large double gear communicates with the massage through the intermediate gear. The worm gear on the body engages and is connected to the worm on the shaft at one end of the motor through the worm gear.

8. The back curve hammering massage structure according to claim 7, characterized in that an eccentric wheel is fixed on the other end of the motor, and a crank is connected to it.

9. The back curve hammering massage structure according to claim 8, characterized in that a bearing frame is mounted on the crankshaft, the upper end of the bearing frame is fixedly connected to a seesaw formed by a frame, and its output end is connected to the hammering mechanism. One of the massage heads is connected.

10. The back curve hammering massage structure according to claim 9, characterized in that the seesaw and the seesaw bracket are movably connected through the seesaw axis, and a massage head is fixed on both sides of the seesaw.