阅读说明：本技术 一种甩动式呼啦圈 (Swinging type hula hoop ) 是由 许刚忠 于 2021-07-27 设计创作，主要内容包括：本发明公开了一种甩动式呼啦圈,包括呼啦圈本体,所述呼啦圈本体包括若干个首尾可拆卸连接的连接件,所述连接件上位于靠近人体腰部一侧设有用于在使用呼啦圈时对人体腰部进行横向揉压按摩的第一揉压装置,所述第一揉压装置包括设于所述连接件上位于靠近人体腰部一侧的滚轮架、至少一个可转动设于所述滚轮架上用于对人体腰部进行横向揉压按摩的第一按摩滚轮；本发明通过第一按摩滚轮在滚轮架上因用户腰部的接触发生转动,可形成对人体腰部的横向揉压按摩,加强了按摩效果,提高了呼啦圈的使用性。(The invention discloses a swinging type hula hoop, which comprises a hula hoop body, wherein the hula hoop body comprises a plurality of connecting pieces which are detachably connected end to end, a first kneading and pressing device used for transversely kneading and pressing the waist of a human body when the hula hoop is used is arranged on one side, close to the waist of the human body, of each connecting piece, and the first kneading and pressing device comprises a roller carrier arranged on one side, close to the waist of the human body, of each connecting piece and at least one first massage roller which is rotatably arranged on the roller carrier and used for transversely kneading and pressing the waist of the human body; according to the invention, the first massage roller wheel rotates on the roller carrier due to the contact of the waist of the user, so that transverse kneading and pressing massage on the waist of the human body can be formed, the massage effect is enhanced, and the usability of the hula hoop is improved.)

1. The utility model provides a whipping hula hoop, includes the hula hoop body, the hula hoop body includes that the connecting piece of connection can be dismantled from end to a plurality of, its characterized in that: and a first rubbing device for performing transverse rubbing and massaging on the waist of the human body when the hula hoop is used is arranged on one side, close to the waist of the human body, of the connecting piece.

2. A swinging hula hoop according to claim 1, wherein: the first kneading device comprises a roller carrier which is arranged on the connecting piece and is positioned at one side close to the waist of the human body, and at least one first massage roller which can be rotatably arranged on the roller carrier and is used for transversely kneading and massaging the waist of the human body.

3. A swinging hula hoop according to claim 2, wherein: the first massage roller is provided with a plurality of massage salient points.

4. A swinging hula hoop according to claim 2, wherein: and a damping device for damping when the first kneading device transversely kneads and presses the waist of the human body is arranged between the roller carrier and the connecting piece.

5. A flail hula hoop according to claim 4, wherein: the damping device comprises a containing groove which is arranged on the connecting piece and is used for being in sliding connection with the roller carrier, and an elastic piece which is arranged in the containing groove and is positioned between the roller carrier and the containing groove and is used for damping when the kneading and pressing device transversely kneads and presses the waist of the human body for massage.

6. A flail hula hoop according to claim 5, wherein: and a damping limiting device used for limiting the roller frame to be separated from the accommodating groove when the roller frame slides inside and outside the accommodating groove is arranged between the accommodating groove and the roller frame.

7. A swinging hula hoop according to claim 6, wherein: the damping limiting device comprises a limiting block fixedly arranged on the roller frame and used for limiting the roller frame to be separated from the accommodating groove when the roller frame slides outwards in the accommodating groove, and a limiting hole arranged on the accommodating groove and used for being matched with the limiting block for limiting.

8. A swinging hula hoop according to claim 1, wherein: the hula hoop is characterized in that one side, far away from the waist of a human body, of the connecting piece is provided with a penetrating arc-shaped sliding groove along the circumferential direction of the connecting piece, the arc-shaped sliding grooves are connected end to form an annular sliding groove, and a counterweight device is slidably connected to the position, located on the annular sliding groove, of the hula hoop body.

9. A swinging hula hoop according to claim 8, wherein: the counterweight device comprises a counterweight connecting piece, a counterweight component and at least one rubbing and pressing device, wherein the counterweight connecting piece is slidably arranged on the hula hoop body and is positioned at the annular chute, the counterweight connecting piece is arranged on the counterweight connecting piece and is used for driving the counterweight connecting piece to be positioned on the hula hoop body and to slide and displace at the annular chute, the counterweight component is detachably connected with the counterweight connecting piece, and the at least one rubbing and pressing device is detachably arranged on the counterweight connecting piece and is positioned close to one end of the waist of a human body and is used for transversely rubbing and pressing the waist of the human body when the annular chute slides.

10. A swinging hula hoop according to claim 9, wherein: the second kneading device comprises a connecting frame which is arranged on the counterweight connecting piece and is close to one end of the waist of the human body, and a second massage roller which is rotatably arranged on the connecting frame.

Technical Field

The invention relates to the technical field of fitness equipment, in particular to a swinging type hula hoop.

Background

The hula hoop is also called a body-building hoop, and is a sport item suitable for people of all ages because of the lightness and beauty and small occupied area for exercise. The user can continuously rotate the hula hoop at the waist by twisting the waist, a skilled person can obtain better movement and development of waist and abdomen muscles, hip muscles and leg muscles, and the flexibility of the waist, the hip and the knee joint of the human body can be effectively improved.

However, for a beginner, the conventional hula hoop is difficult to rotate continuously without mastering the special skill, which undoubtedly increases the difficulty of the beginner in using the hula hoop; moreover, because the hula hoop body is larger than a human body, when a user stops rotating the hula hoop, the hula hoop can fall off, so that the feet of the user are easily injured, and certain potential safety hazards are brought to the user;

the hula hoop comprises a plurality of first connecting assemblies, a plurality of second connecting assemblies and a counterweight assembly, wherein the first connecting assemblies and the second connecting assemblies are sequentially detachably connected end to form an annular hula hoop body; first coupling assembling and second coupling assembling all are equipped with damper, and a plurality of damper set up in the inner periphery of hula hoop body, and the user's waist of laminating more increases the comfort level that the user used the hula hoop, and the counter weight subassembly slides with user's action in cyclic annular slide to increase user's counter weight and feel.

However, the hula hoop does not have the function of pressing the waist of the human body and promoting waist exercise in the rotating process of the traditional hula hoop, and the hula hoop plays a certain role of pressing the waist of the human body and promoting waist exercise by massaging the waist of the human body through the plurality of convex points arranged on the shock absorption assembly, but is only limited to pressing at the same position, and the massage effect is not obvious, so that the hula hoop capable of enhancing the massage effect on the waist of the human body and improving the usability of the hula hoop is needed.

Disclosure of Invention

Therefore, in order to solve the above problems, the present invention provides a swinging hula hoop.

In order to achieve the purpose, the technical scheme of the invention provides a swinging type hula hoop which comprises a hula hoop body, wherein the hula hoop body comprises a plurality of connecting pieces which are detachably connected end to end, and a first rubbing and pressing device used for transversely rubbing and pressing the waist of a human body when the hula hoop is used is arranged on one side, close to the waist of the human body, of each connecting piece.

The further improvement is that: the first kneading device comprises a roller carrier which is arranged on the connecting piece and is positioned at one side close to the waist of the human body, and at least one first massage roller which can be rotatably arranged on the roller carrier and is used for transversely kneading and massaging the waist of the human body.

The further improvement is that: the first massage roller is provided with a plurality of massage salient points.

The further improvement is that: and a damping device for damping when the kneading device transversely kneads and presses the waist of the human body is arranged between the roller carrier and the connecting piece.

The further improvement is that: the damping device comprises a containing groove which is arranged on the connecting piece and is used for being in sliding connection with the roller carrier, and an elastic piece which is arranged in the containing groove and is positioned between the roller carrier and the containing groove and is used for damping when the kneading and pressing device transversely kneads and presses the waist of the human body for massage.

The further improvement is that: and a damping limiting device used for limiting the roller frame to be separated from the accommodating groove when the roller frame slides inside and outside the accommodating groove is arranged between the accommodating groove and the roller frame.

The further improvement is that: the damping limiting device comprises a limiting block fixedly arranged on the roller frame and used for limiting the roller frame to be separated from the accommodating groove when the roller frame slides outwards in the accommodating groove, and a limiting hole arranged on the accommodating groove and used for being matched with the limiting block for limiting.

The further improvement is that: the hula hoop is characterized in that one side, far away from the waist of a human body, of the connecting piece is provided with a penetrating arc-shaped sliding groove along the circumferential direction of the connecting piece, the arc-shaped sliding grooves are connected end to form an annular sliding groove, and a counterweight device is slidably connected to the position, located on the annular sliding groove, of the hula hoop body.

The further improvement is that: the counterweight device comprises a counterweight connecting piece, a sliding piece, a counterweight assembly and at least one rubbing and pressing device, wherein the counterweight connecting piece is slidably arranged on the hula hoop body and is positioned at the annular chute, the sliding piece is arranged on the hula hoop body and is used for sliding and displacing the annular chute, the counterweight assembly is detachably connected with the counterweight connecting piece, and the rubbing and pressing device is detachably arranged on the connecting piece and is positioned close to one end of the waist of a human body and is used for transversely rubbing and pressing the waist of the human body when the annular chute slides.

The further improvement is that: the second kneading device comprises a connecting frame which is arranged on the counterweight connecting piece and is close to one end of the waist of the human body, and a second massage roller which is rotatably arranged on the connecting frame.

The further improvement is that: the second massage roller is provided with a plurality of massage salient points.

The further improvement is that: the sliding part comprises a sliding connecting block arranged on the counterweight connecting piece and used for extending into the hula hoop body from the annular chute, and a rotating wheel set which is rotatably arranged on the sliding connecting block and used for abutting against the hula hoop body to drive the counterweight connecting piece to be positioned on the hula hoop body and slide at the annular chute.

The further improvement is that: the rotating wheel set comprises at least one group of rotating wheel sets which are symmetrically arranged on the sliding connecting block and are used for abutting against the inner wall of the hula hoop body to rotate, and at least one group of outer rotating wheel sets which are symmetrically arranged on the sliding connecting block and are used for abutting against the outer wall of the hula hoop body to rotate.

The further improvement is that: and a connecting piece limiting device is arranged between every two adjacent connecting pieces.

The further improvement is that: the connecting piece limiting device comprises two limiting plates and two limiting grooves, the two limiting plates are arranged at one end of the connecting piece and are respectively located at two sides of the arc-shaped sliding groove, and the two limiting grooves are arranged at the other end of the connecting piece and are respectively located at two sides of the arc-shaped sliding groove.

The further improvement is that: two adjacent connecting pieces are detachably connected through a connecting device or a quick-release connecting device.

The further improvement is that: the connection device comprises two hinge columns arranged at one end of the connecting piece and two hinge grooves arranged at the other end of the connecting piece and used for being connected with the two hinge columns in a matched mode.

The further improvement is that: the quick-release connecting device comprises two clamping blocks arranged at one end of the connecting piece and two quick-release buttons arranged at the other end of the connecting piece and used for being respectively matched and connected with the two clamping blocks.

The further improvement is that: quick detach button is including locating button groove on the connecting piece, offer in wear out hole, slidable of button tank bottom locate lie in on the button groove and wear out the button of hole department, locate button groove with be used for between the button make the button rise reset spring that resets after pressing the button, locate button groove with be used for the restriction between the button is in break away from when sliding inside and outside the button groove the button stop device in button groove.

The further improvement is that: and an annular guide plate for guiding the button sliding on the through hole is arranged on the periphery of the through hole.

The further improvement is that: the button comprises a button column which is slidably arranged on the button groove and is positioned at the penetrating hole, a button block which is fixedly arranged at the upper end of the button column, and a clamping groove which is arranged on the button column and is used for enabling the clamping block to be clamped into the button column after the button is pressed.

The further improvement is that: the button limiting device comprises two button limiting parts arranged at the bottom of the button block and two button limiting holes arranged on the side walls of two sides of the button groove and used for being matched with the two button limiting parts.

The further improvement is that: the button locating part comprises a limiting connecting plate arranged at the bottom of the button block and a limiting protrusion arranged on the limiting connecting plate and used for being matched with the button limiting hole.

The swinging type hula hoop has the following beneficial effects:

1. according to the invention, through arranging the first rubbing and pressing device, when a user uses the hula hoop, the user twists the waist to contact with the first massage roller, so that pressing type massage on the waist of the human body can be formed, and the effect of promoting waist exercise can be achieved.

2. According to the invention, by arranging the damping device, when a user twists the waist by using the hula hoop and contacts with the first kneading and pressing device, the elastic piece is arranged for damping, so that the pressure of the human waist contacting with the first kneading and pressing device in the process of strong twisting is reduced, the damage caused by excessive force when the human waist contacts with the first kneading and pressing device is prevented, and the use safety of the user is enhanced.

3. According to the invention, the damping limiting device is arranged, and the limiting block in the damping limiting device is matched with the limiting hole for limiting, so that the first kneading device is prevented from being separated from the connecting piece in the use process, the normal use of the damping device is ensured, and the use safety of a user is improved.

4. According to the hula hoop, the second kneading device is arranged, when a user twists the waist when using the hula hoop, the counterweight device slides along the action of the user in the annular chute, the second kneading device in the counterweight device also moves around the waist of the user along with the counterweight device, and the second massage roller continuously massages the waist of the user, so that the massage effect is enhanced.

5. According to the invention, through the matching of the inner rotating wheel set and the outer rotating wheel set, the counterweight connecting piece can slide on the hula hoop body in a more fitting manner, and the anti-falling function is achieved.

6. According to the invention, the connecting piece limiting device is arranged, so that two adjacent connecting pieces can be aligned to the position better when connected, an auxiliary connection effect is achieved, the rotation between the two adjacent connecting pieces is limited, the phenomenon that the whole hula hoop deforms due to overlarge rotation amplitude to influence the use is prevented, therefore, when the hula hoop rotates, the gap between the two adjacent connecting pieces becomes smaller, the sound is smaller when the hula hoop rotates due to the small gap, the rotation is smoother, and the use experience of a user is improved.

Drawings

FIG. 1 is a schematic view of a swing-type hula hoop according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a connector according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a first kneading device according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a shock absorbing device according to an embodiment of the present invention;

FIG. 5 is a schematic view of a partial structure of a counterweight device according to an embodiment of the present invention;

FIG. 6 is a schematic view of a connecting member employing a quick release connecting device according to an embodiment of the present invention;

FIG. 7 is a schematic structural view of a button slot in an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a button according to an embodiment of the present invention;

fig. 9 is a schematic cross-sectional view illustrating the connection of the quick release connecting device according to an embodiment of the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Referring to fig. 1 to 9, a swinging type hula hoop comprises a hula hoop body 1, wherein the hula hoop body 1 comprises a plurality of connecting pieces 11 detachably connected end to end, a first kneading and pressing device for transversely kneading and pressing the waist of a human body when the hula hoop is used is arranged on one side of the connecting piece 11 close to the waist of the human body, the first kneading and pressing device comprises a roller frame 21 arranged on one side of the connecting piece 11 close to the waist of the human body, and at least one first massage roller 22 rotatably arranged on the roller frame 21 for transversely kneading and pressing the waist of the human body, the first massage roller 22 is provided with a plurality of massage protrusions 23, in the embodiment of the invention, the number of the first massage rollers 22 is two, as shown in fig. 3, the two first massage rollers 22 are rotatably arranged on the roller frame 21 side by side, when a user uses the hula hoop, the waist of a user is twisted to be in contact with the first massage roller 22, so that the waist of the human body can be massaged in a pressing mode, meanwhile, the first massage roller 22 rotates on the roller frame 21 due to the contact of the waist of the user, so that the transverse kneading massage on the waist of the human body can be formed, the massage effect on the waist of the human body is further enhanced through the massage salient points 23, and the friction force when the massage roller is in contact with the human body is increased, so that the first massage roller 22 can rotate on the roller frame 21 more easily, the massage effect is better, meanwhile, the anti-skidding effect is achieved, and the phenomenon that the user falls off when using the hula hoop is avoided;

a damping device for damping when the first kneading and pressing device transversely kneads and presses the waist of the human body is arranged between the roller frame 21 and the connecting piece 11, the damping device comprises an accommodating groove 31 arranged on the connecting piece 11 and used for being in sliding connection with the roller frame 21, and an elastic piece 34 arranged in the accommodating groove 31 and positioned between the roller frame 21 and the accommodating groove 31 and used for damping when the kneading and pressing device transversely kneads and presses the waist of the human body, in the embodiment of the invention, the elastic piece 34 is a spring, when a user twists the waist by using a hula hoop and contacts with the first kneading and pressing device, the elastic piece 34 is arranged for damping, so that the pressure of the waist of the human body contacting with the first kneading and pressing device in the process of strong twisting is reduced, and the waist of the human body is prevented from being damaged due to excessive force when contacting with the first kneading and pressing device, the safety of the user is enhanced;

a damping limiting device used for limiting the roller frame 21 to be separated from the accommodating groove 31 when sliding inside and outside the accommodating groove 31 is arranged between the accommodating groove 31 and the roller frame 21, and the damping limiting device comprises a limiting block 32 fixedly arranged on the roller frame 21 and used for limiting the roller frame 21 to be separated from the accommodating groove 31 when sliding outwards in the accommodating groove 31, and a limiting hole 33 arranged on the accommodating groove 31 and used for being matched with the limiting block 32 for limiting; the first kneading device is prevented from being separated from the connecting piece 11 in the using process through the matching limit of the limit block 32 and the limit hole 33, and the normal use of the damping device is ensured;

a penetrating arc-shaped sliding groove 121 is formed in one side, far away from the waist of a human body, of the connecting piece 11 along the circumferential direction of the connecting piece, and the arc-shaped sliding grooves 121 are connected end to form an annular sliding groove 12;

the hula hoop body 1 is slidably connected with a counterweight device at the annular chute 12, the counterweight device comprises a counterweight connecting piece 41 slidably arranged on the hula hoop body 1 at the annular chute 12, a sliding piece arranged on the counterweight connecting piece 41 and used for driving the counterweight connecting piece 41 to slide and move on the hula hoop body 1 at the annular chute 12, a counterweight component 44 detachably connected with the counterweight connecting piece 41, and at least one second rubbing and pressing device detachably arranged on one end of the counterweight connecting piece 41 close to the waist of a human body and used for transversely rubbing and pressing the waist of the human body when the counterweight connecting piece 41 is arranged on the hula hoop body 1 at the annular chute 12 and is slidably positioned; the second kneading and pressing device comprises a connecting frame 42 which is arranged on the counterweight connecting piece 41 and is positioned at one end close to the waist of the human body, and a second massage roller 43 which is rotatably arranged on the connecting frame 42, wherein a plurality of massage salient points 23 are arranged on the second massage roller 43;

in the embodiment of the present invention, as shown in fig. 5, the number of the second kneading and pressing devices is one, and the user can install the counterweight device on the hula hoop body 1 in the upward direction by using the second kneading and pressing device according to his own needs, or install the counterweight device on the hula hoop body 1 in the downward direction by using the second kneading and pressing device, and the counterweight device is respectively used for performing lateral kneading and pressing massage on the waist of the human body above the hula hoop or performing lateral kneading and pressing massage on the waist of the human body below the hula hoop when the user wears the hula hoop;

in the embodiment of the present invention, the counterweight assembly 44 may be detachably connected to the counterweight connecting member 41 through a connecting rope 45, and the counterweight assembly 44 may be a counterweight ball, or a device such as a drop hammer for increasing the counterweight feeling of the user when the counterweight device slides in the annular chute 12 following the movement of the user;

as shown in fig. 5, the sliding member includes a sliding connection block 51 disposed on the counterweight connection member 41 and used for extending into the hula hoop body 1 from the annular chute 12, and a rotating wheel set rotatably disposed on the sliding connection block 51 and used for abutting against the hula hoop body 1 to drive the counterweight connection member 41 to slide on the hula hoop body 1 at the annular chute 12; the rotating wheel set comprises at least one group of rotating wheel sets 52 which are symmetrically arranged on the sliding connection block and are used for abutting against the inner wall of the hula hoop body 1 to rotate, and at least one group of outer rotating wheel sets 53 which are symmetrically arranged on the sliding connection block and are used for abutting against the outer wall of the hula hoop body 1 to rotate; in the embodiment of the present invention, each of the inner rotating wheel set 52 and the outer rotating wheel set 53 includes two rotating wheels respectively disposed on the upper end surface and the lower end surface of the sliding connection block 51; through the matching of the inner rotating wheel set 52 and the outer rotating wheel set 53, the counterweight connecting piece 41 can slide on the hula hoop body 1 in a more fitting manner and has the anti-falling function;

as shown in fig. 2, a connecting member limiting device is arranged between two adjacent connecting members 11, and the connecting member limiting device includes two limiting plates 15 respectively arranged at two sides of the arc-shaped sliding groove 121 on one end of each connecting member 11, and two limiting grooves 16 respectively arranged at two sides of the arc-shaped sliding groove 121 on the other end of each connecting member 11, when two adjacent connecting members 11 are connected, the two limiting plates 15 of one connecting member 11 are correspondingly clamped into the two limiting grooves 16 of the other connecting member 11 to complete the limiting between the two adjacent connecting members, so that the two adjacent connecting members can be aligned better when connected through the connecting member limiting device, and the rotation between the two adjacent connecting members is limited at the same time, thereby preventing the hula hoop from being deformed integrally to affect the use due to an excessively large rotation amplitude;

in the invention, two adjacent connecting pieces are detachably connected through a connecting device or a quick-release connecting device;

when the linking device is used, as shown in fig. 2, the linking device includes two hinge posts 13 disposed at one end of the connecting member 11, and two hinge slots 14 disposed at the other end of the connecting member 11 for being connected with the two hinge posts 13 in a matching manner, and when two adjacent connecting members 11 are connected, the two hinge posts 13 on one connecting member 11 are correspondingly clamped into and hinged to the two hinge slots 14 on the other connecting member 11;

when the quick-release connecting device is adopted, as shown in fig. 6, the quick-release connecting device includes two engaging blocks 61 arranged at one end of the connecting member 11, and two quick-release buttons 62 arranged at the other end of the connecting member 11 and respectively connected with the two engaging blocks 61 in a matching manner; when two adjacent connecting pieces 11 are connected, two clamping blocks 61 on one connecting piece 11 are correspondingly clamped into two quick-release buttons 62 on the other connecting piece 11 and clamped with the two quick-release buttons;

as shown in fig. 7 to 9, the quick release button 62 includes a button slot 621 disposed on the connecting member, a through hole 622 opened at the bottom of the button slot 621, a button slidably disposed on the button slot 621 and located at the through hole 622, a return spring 63 disposed between the button slot 621 and the button for lifting and returning the button after the button is pressed, and a button position limiting device disposed between the button slot 621 and the button for limiting the button to be separated from the button slot when the button slides inside and outside the button slot; a ring-shaped guide plate 623 for guiding a button sliding on the passing hole 622 is arranged on the periphery of the passing hole 622, and the button comprises a button column 624 slidably arranged on the button groove 621 and positioned at the passing hole 622, a button block 625 fixedly arranged at the upper end of the button column 624, and an engaging groove 626 arranged on the button column 625 and used for enabling the engaging block 61 to be clamped into the button column 624 after the button is pressed; when two connecting pieces 11 are connected, the button block 625 on one connecting piece 11 is pressed, the clamping groove 626 on the button column 625 is exposed from the through hole 622 along with the descending of the button column 625, then the clamping block 61 on the other connecting piece 11 clamps the button column 625 from the clamping groove 626, after the button is reset after hands are released, the button column 625 is lifted and reset, and the part of the button column 625 below the clamping groove 626 is in clearance fit with the clamping block 61, so that the connection of the two connecting pieces 11 is completed; the button limiting device comprises a button block 625, wherein the bottom of the button block is located at two button limiting parts of a button column 624, and the button limiting part is arranged on the side walls of the two sides of a button groove 621 and used for matching with the two button limiting parts and pressing against the button limiting holes 627, and the button limiting part comprises a limiting connecting plate 628 arranged at the bottom of the button block 625 and a limiting bulge 629 matched with the button limiting holes 627.

The working principle is as follows:

the user is according to the number of own in-service use demand adjustment connecting piece 11, make the size and the length of hula hoop body 1 laminate user itself more, user wrench movement waist when using the hula hoop, the counter weight device slides along with user's action in annular chute 12, the second in the counter weight device is kneaded and is pressed the device and also follows the counter weight device and move around user's waist, second massage roller 43 constantly massages user's waist, simultaneously at user wrench movement waist in-process, the first massage roller 22 also constantly rolls because of the wrench movement of user's waist among the first device of kneading that is located on connecting piece 11, follow the frequency that the user wrench movement waist and massage the waist.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are included to illustrate the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.