TWM581487U - Chair with exercise functions - Google Patents

Abstract

An exercise chair includes a base including a back support set that can support the curve of the back of the human body and a design that the buttocks can sit on the rotary seat. A pedal is pivotally connected to the support bracket of the base and is located at the rotation. The lower position of the seat is provided for the user to step on, and the movable pivoting seat is arranged at the middle of the back bracket group to control the rotation angle of the back bracket group, and the two elastic stretching members are respectively located between the back bracket group and the support bracket. The two sides are configured to drive the back bracket group to rotate through the movable pivot joint and normally perform the up and down reciprocating displacement operation. A telescopic support base is pivotally connected to the movable pivot joint, and can be adjusted according to the shape or weight of the user. The height of the support point is used for the back stretching movement of different strengths, and the setting of the backward tilting angle avoids the risk of backward folding.

Description

Sports chair

This work is about sports chairs, especially a sports chair that can be used for back stretching and can adjust the tensile strength by using the setting of the adjusting knob, and can also operate the twisting movement.

According to the modern people's life is compact and busy, there are few extra time sports, so the accompanying civilized diseases are more and more, especially most office workers sit for a long time, stand for a long time, or the low-headed people use their smart phones for a long time. Caused by long-term poor blood circulation, often accompanied by problems such as stiff neck and shoulders, back pain and waist circumference, so that the health of the body shines red.

With the development and advancement of modern technology, fitness equipment for assisting users in training various parts of the body has emerged, such as treadmills, steppers, sit-up boards and pull-back stretchers, however, Most fitness equipment can only be used for a single type of training program, but not for the user to use the same equipment for multiple parts of training. In addition, because most of the fitness equipment is bulky, consumers can buy it at home. If you don't use it, it will take up a lot of indoor space, which will reduce the general public's desire to buy.

Taking the sports chair as an example, the existing structure is becoming more and more complicated, from simple mechanical structure to advancement to electric adjustment of various inclinations or heights. Although it has the convenience of use and luxurious appearance, it is bulky for the existing living environment. Very space consuming. Moreover, in the event of power outages or line failures, the inconvenience caused by the over-complexity of the electric structure, the cost of production is also quite expensive, and the economics of the appropriate value is low. .

For the sports equipment for back stretching, in order to maintain the user's safety in operation, the volume is often designed to be too large, occupying space, and further, the back stretching exercise on the market. Almost all of the equipments have only one form of action. They have not yet responded to each person's body shape or weight, and there are supporting control devices, so that the user will inevitably feel uncomfortable. In addition, the current structure has no protective design, which is likely to cause the risk of overturning, resulting in safety concerns. Therefore, how to combine the above considerations to design a more humane sports chair, and to integrate the versatile sports project structure design into a sports chair, can be used as a general leisure seat and has high safety. The simple structure of the sports chair is an urgent problem to be solved.

In view of this, the present invention proposes an exercise chair to effectively overcome the above problems in view of the above-mentioned lack of prior art.

The main purpose of this creation is to provide a sports chair with a chair of the same size as a general chair, which can be used as a chair, and also provides a user to operate the back stretch, because when the chair is in use, it is necessary to move the muscles after sedentary. It can be stretched back and forth at a time, which is very convenient to use.

A further object of the present invention is to provide an exercise chair that utilizes the rotation of a rotating seat to perform a twisting motion, whether it is a hand holding the headrest and standing on the rotating seat for twisting motion. Or, with both hands holding the handle and sitting on the rotating seat with the buttocks and raising the feet to perform the twisting movement, the versatile sports effects such as the whole abdomen, the waist and the lacing can be achieved.

Another object of the present invention is to provide an exercise chair that can adjust the support points of the telescopic support according to the shape and weight of the user to perform the back stretching exercise of different strengths, and at the same time, use the pedal to stabilize the base to prevent The displacement moves, and because of the limit of the support point, the danger of backward folding can be avoided, which is very competitive in the market.

Another object of the present invention is to provide a sports chair which is simple in structure and simple in mechanical structure design, easy to maintain and manufacture, and highly industrially usable.

For the above purposes, the present invention provides a sports chair comprising a base, a pedal, a movable pivoting seat, two elastic stretching members and a telescopic support. The base comprises a back bracket set, a rotating seat and a support fixing frame, the rotating seat is pivotally connected to the support fixing frame, the back bracket set is vertical and away from the rotating seat; the pedal is pivotally connected to the support fixing frame, and the pedal is pivoted Located at a position below the rotating seat; the movable pivoting seat is disposed at a middle portion of the back bracket group to control the rotation angle of the back bracket group; and the two elastic stretching members are respectively located at two sides between the back bracket group and the support bracket. The driving bracket is driven to rotate through the movable pivoting seat and reciprocatingly; and the telescopic support is pivotally connected to the movable pivoting seat. The telescopic support base comprises a telescopic ejector and a supporting tripod, and the telescopic ejector is used for Abutting the fixed back bracket set, the support stand and the pedal system abut against a ground.

The telescopic support base further comprises a support portion, and the top end of the telescopic ejector is mounted, and the shape of the support portion can be V-shaped or U-shaped, and the support portion can be supported on the backrest support group, and the telescopic ejector is stretched and contracted. One length supports the fixed back bracket group as a rear angle; the telescopic support base further includes a sleeve and an adjustment positioning member, the telescopic ejector sleeve is sleeved in the sleeve, and the adjustment positioning member is disposed in the sleeve, The telescopic ejector can be tightened and fixed to adjust a telescopic height, so that the support point of the required height can be adjusted according to the shape and weight of the user.

The telescopic support base further comprises a support portion and a support ejector connected between the telescopic ejector rod and the support tripod. The telescopic ejector rod can be a screw kit, and the outer surface has an external thread. The bottom end of the support portion is disposed in the through hole, and the top end of the support ejector is provided with an internal thread, and the external thread is screwed with the internal thread to finely adjust the height distance between the screw set and the support ejector and screw-fixed. It can be adjusted with a small amount of height and the operation is very simple.

The base further includes a handle bracket having a cymbal bracket and a handle at both ends of the cymbal bracket. The middle portion of the cymbal bracket is pivotally connected to the back bracket set, and the handle is extended to the top of the rotating seat. On the side, the user can hold the handle to assist the force application whether the back stretching exercise is performed by the back bracket group or the rotary seat type twisting motion.

The pedal is further provided with a rotating shaft, which can be rotated by the rotating shaft to fold the pedal on the base or rotate and spread on the ground, thereby providing storage effect to reduce the occupied space.

Wherein, the support fixture further comprises a first link, a second link and a third link, one end of the first link is connected to the rotating seat, and the other end is vertically connected to the middle of the second link One end of the third link is connected between the middle portion of the second link and the first link, and the other end is connected to the movable pivot seat, and the second link is disposed in parallel with the pedal. The first link, the second link and the third link can be connected to form a radial support holder, and the multi-angle support points can improve the safety and stability of use.

The back bracket group further has a pivoting member, a curved rod and a plurality of backrest members, wherein the backrest members are spaced apart from each other on the curved rod to form a shape capable of supporting the back of the human body, and the pivoting member One end is pivotally connected to the middle portion of the curved rod, and the other end is pivotally connected to the movable pivot joint. Each of the backrest members comprises a short strut, a roller and a cushion, the short strut is fixed on the arc rod, the drum sleeve is sleeved on the short strut, and the cushion is sleeved on the drum. With the ergonomic structural design of the back bracket assembly, it can be used not only as a general seat, but also can be used to effectively expand the strength of the spine during exercise to achieve a fitness effect. .

The details of the creation, the technical content, the features and the effects achieved by the present invention are more easily explained by the detailed description of the specific embodiments.

The chair is mainly used to provide the user with a seated or lying position, so that the user can achieve a more comfortable rest posture, so as to avoid standing for a long time and having a sore foot. For a modern busy society, when sitting in a chair for a long time, it is more prone to fatigue and various health problems. In order to meet the requirements of modern people for physical health and to place versatility in a limited environmental space, the inventors have been researching and developing for many years to provide an innovative structure of sports chairs. It not only has a general seat as a ride, but also can be used as a sport. At the same time, it is designed as an ergonomic structure for the sports chair, providing a multi-functional appeal and industrial utilization.

First of all, in order to understand the structural design of the creation, the overall detailed structure and assembly method will be described in detail first. Please refer to Fig. 1 and Fig. 2 respectively, which are the three-dimensional structure and three-dimensional decomposition of the sports chair. Figure. The sports chair includes a base 10, a pedal 12, a movable pivoting seat 14, two elastic stretching members 16, and a telescopic support base 18. The base 10 includes a back support set 20, a swivel seat 22 and a support mount 24, the swivel seat 22 is pivotally connected to the support mount 24, the back support set 20 is vertical and away from the swivel seat 22; Pivoted on the support bracket 24, the pedal 12 is located below the swivel seat 22. The support bracket 24 is further provided with a first link 242, a second link 244 and a third link 246. One end of the first link 242 is vertically connected to the rotating seat 22, and the other end is vertically connected to At the middle of the second link 244, that is, the rotating seat 22 and the second link 244 are in parallel arrangement; one end of the third link 246 is connected to the middle of the second link 244 and the first The other end of the connecting rod 242 is connected to the movable pivoting seat 14. It should be noted that the third link 246 is a bent link, and the movable pivot seat 14 is approximately horizontal with the rotating seat 22, and therefore, the third link 246 is connected to the middle of the second link 244. The positional height between the first link 242 and the first link 242 is far lower than the other end of the third link 246 is connected to the height of the movable pivot seat 14; the second link 244 is disposed in parallel with the pedal 12. In other words, the first link 242, the second link 244, and the third link 246 can be connected to form a radial support holder 24, and the multi-angle support points can enhance the safety and stability of use. Of course, a fourth link 248 can be further connected between the first link 242 and the third link 246 to further enhance the structural stability.

The movable pivoting seat 14 is disposed at a middle portion of the back bracket group 22 to control the rotation angle of the back bracket group 20. The back bracket group 20 further has a pivoting member 28, a curved rod 30 and a plurality of backrest members 32. The curved rods 30 are shaped to conform to the curved shape of the human spine, and the backrest members 32 are spaced apart. The arcuate rods 30 are arranged to form a shape capable of supporting the back of the human body; the pivoting members 28 are vertically pivotally connected to the middle portion of the curved rod 30, and the other end is pivotally connected to the movable pivoting seat 14. Each of the backrest members 32 includes a short strut 322, a roller 324 and a cushion 326. The short strut 322 is fixed on the curved rod 30, and the drum 324 is sleeved on the short strut 322, and the cushion 326 is attached. The sleeve 324 is placed on the sleeve. The drum 324 can be rotated 360 degrees with respect to the short strut 322, and the cushion 326 can be any soft material such as foam or silicone. The present invention is not limited to the use of the material, and the cushion 326 can provide the user with a back tilt. Time is more comfortable.

The two elastic tensile members 16 are respectively located on opposite sides of the back bracket group 20 and the support fixing bracket 24 to drive the back bracket assembly 20 to rotate through the movable pivot joint 14 and reciprocately actuate. In detail, each of the elastic stretching members 16 is provided with a first fixing hole 162 and a second fixing hole 164. The first fixing hole 162 is firstly fixed to the pivoting member 28. The second fixing hole 164 is axially fixed to the second fixing member 249 on the third link 246. By the elastic force of the elastic tensile member 16 itself, it is stretched and stretched, and when it is not subjected to force, it is elastically reset by the reaction force, and will be described in detail later.

The movable pivoting seat 14 further has an extending portion 144 connected to the telescopic support base 18, and the back bracket set 20 is located between the rotating seat 22 and the telescopic support base 18, wherein the extending portion 144 can be utilized. A screw 34 is locked in a first screw hole 146 of the movable pivoting seat 14 and a second screw hole 182 of the telescopic support base 18. More specifically, the telescopic support base 18 includes a telescopic ejector lever 36, a support bracket 38 and a support portion 40 that is in a horizontal plane against the pedal 12 against a ground. The support portion 40 is provided with a top end of the telescopic ejector 36. The support portion 40 can be abutted against the backrest bracket set 20, that is, the shape of the support portion 40 can be V-shaped or U-shaped. The curved rod 30 is accommodated as a support point, and the length of the telescopic ejector 36 is extended and contracted to support the fixed back bracket group 20 as a rear angle. The telescopic support base 18 further includes a sleeve 42 and an adjustment positioning member 44. The telescopic plunger 36 is sleeved in the sleeve 42. One end of the adjustment positioning member 44 is inserted into the sleeve 42 and can be rotated and fixed. The telescopic ejector pin 36 adjusts a telescopic height. For example, by unscrewing the adjustment positioning member 44, the support portion 40 is biased to pull the telescopic plunger 36 relative to the sleeve 42, and then the telescopic plunger 36 is stretched to a desired height, and then the positioning member is adjusted. 44 is screwed in and pressed on the telescopic ejector 36 to adjust the support portion 40 to support or support the curved rod 30 as the height of the support point, so that the user can adjust the body shape according to the body shape and weight. A high degree of support is required.

The rotating seat 22 is further provided with a rotating bearing 222 pivotally connected to the first link 242 of the supporting bracket 24, which can provide the user's hip sitting on the rotating seat 22 or standing in the rotating seat. Twist the waist on the 22nd and detail it later. The base 10 further includes a handle bracket 46 having a cymbal bracket 462 and a handle 464 at both ends of the cymbal bracket 462. The middle portion of the cymbal bracket 462 is pivotally connected to the pivoting member 28 of the back bracket assembly 20 and curved. In the position where the rods 30 are connected, the handle 464 extends to the upper sides of the rotating seat 22 for the user's hand to hold or place. The handle 464 can be designed as a non-slip material for use. The hand of the person can be held firmly and does not slide easily. The base 10 further includes a head portion 48 mounted on the curved rod 30 of the back bracket set 20 for providing a user's head abutment.

After understanding the overall structural composition of the creation, in order to further explain how to actually apply, please refer to FIG. 2 and FIG. 3 at the same time. FIG. 3 is a schematic diagram of an embodiment of the actual operation of the back stretching exercise. Before the user wants to perform the back stretching exercise, the support point of the telescopic support base 18 can be adjusted according to the body shape and the weight of the user. In operation, the adjustment positioning member 44 is first unscrewed, and the support portion 40 is biased to pull and contract. After the ram 36 moves relative to the sleeve 42, and then the telescopic ejector 36 is stretched to the desired height, the adjustment positioning member 44 is screwed into and pressed against the telescopic ejector 36 to reach the adjustment support 40. The curved rod 30 is accommodated as the height of the support point, and the back stretching motion of different strengths is performed accordingly. Then, the user's buttocks sit on the rotating seat 22 first, and the back must be placed against the back bracket set 20, the user's head abuts against the headrest portion 48, and the front end of the base 10 is provided with a foot stepping avoidance base. The seat 10 slides the pedal 12 backwards, and the hand grips the handle 464, and applies the pedal 12 by the hand and the feet to extend the back backward. According to the force of the force application, the back bracket group 20 is controlled by the movable pivoting seat 14 to control a rotation angle. At this time, the two elastic stretching members 16 are stretched and extended, and when the user stops applying force and relaxes, borrowing By the reaction force of the two elastic stretching members 16, the back bracket group 20 can be controlled to return to the original position by the movable pivoting seat 14 by a rotation angle, thereby reversing the up and down motion to achieve the back stretching motion effect. Since the creation can pass through the support and the limit of the telescopic support 18, it can indeed improve the safety of double prevention of backward folding. Wherein, during the back stretching exercise, when the user's back is attached to the backrest bracket group 20, the roller 324 can be rotated relative to the short strut 322 according to the muscle pulling during the back stretching process. It can massage to relieve the soreness of back pain or to relax the back muscles to relieve tension. The cushion 326 can provide more comfort when the user leans back. Or as shown in FIG. 4, the user first steps the pedal 12 to prevent the base 10 from sliding backward, and the hand grips the handle 464, and applies the pedal 12 by the hand and the feet to extend the back backward. Then stretch your hands to maximize the stretch of your back, and your feet can be lifted away from the pedals 12 to stretch the body for optimal fitness.

In addition to the back stretching exercise, the twisting movement can be performed. Please refer to Fig. 2 and Fig. 5 at the same time. Fig. 5 is a schematic view showing an embodiment of the actual operation of the twisting movement. When the user wants to perform the twisting movement, the hands can first hold the handle 464, then the two feet stand on the rotating seat 22, face the back bracket group 20, and then hold the hands on the headrest portion 48, According to the force of the hand, the body is swung from side to side, and the feet are rotated to rotate the rotary bearing 222 of the rotating seat 22 to the left and right, thereby achieving the versatile movement effect of the whole abdomen, the waist, and the lacing. Of course, in order to make the movement more secure, the support point of the telescopic support 18 can be adjusted, the telescopic ejector 36 can be stretched to a desired height, and the support portion 40 can be used to support or support the curved rod 30. The support point, when the user's feet stand, the angle of the back bracket group 20 can be extended to the most suitable position on the headrest portion 48, so that the back can also be straight and twisted to achieve The best sports effect, while using the support point of the telescopic support 18, can also enhance the stability of the structure without causing severe shaking due to the movement process, so as to increase the reliability of use. Or as shown in Fig. 6, the user first holds the handle 464 with the hand, the buttocks sit on the rotating seat 22, and then lifts the feet away from the pedal 12, and the body is left and right according to the force of the hand. The oscillating motion further drives the rotating bearings 222 of the rotating seat 22 to rotate left and right to achieve the versatile movement effect of the whole abdomen, the waist, and the lacing.

If the sports chair is not used for sports, please refer to Figure 7, which is another perspective structure of the creation. The pedal 12 is further provided with a rotating shaft 122. When the movement is performed, the rotating shaft 122 can be rotated to rotate the pedal 12 to the ground for the user to step on to prevent the base from sliding backward. When used as a seat for daily life, in order to reduce the occupied space, the rotating shaft 122 can be rotated to fold the pedal 12 onto the base 10. The middle portion of the pedal 12 is further provided with a recess 124, and the recess 124 is correspondingly received. In the first link 242, when the pedal 12 is rotated and folded on the base 10 through a rotating shaft 122, the first link 242 is correspondingly received through the recess 124. At this time, the pedal 12 can be located in the third position. The lower position of the link 246, that is, the pedal 12 and the second link 244 are disposed approximately parallel to each other, and can provide the effect of accommodation. In addition, in order to enhance the safety of the structure, whether it is used for sports or a daily leisure seat, the telescopic support base 18 and the support fixing bracket 24 are provided with a non-slip structure, in detail, the second connection of the support bracket 24 The rods 244 are arranged in parallel with the pedals 12, and are relatively mainly supported on the ground. Therefore, the two ends of the second link 244 are further provided with a non-slip material structure, or a sleeve 50, such as a slip rubber. Or silicone, etc., the creation is not limited to non-slip materials and structural styles. Similarly, the support stand 38 of the telescopic support base 18 and the pedal 12 are abutted against a ground, and the structure is mainly supported on the ground. The support stand 38 is designed as three support legs. The intersections are connected to form a T-shaped structure. Therefore, each end of the support stand 38 is further provided with a non-slip material structure, or is provided with a non-slip sleeve 50, such as a slip rubber or silicone rubber. Not limited to non-slip materials and structural styles. In this way, the telescopic support base 18 and the support mount 24, which support the entire sports chair, can stand firmly on the ground, so that safety is no worries.

In addition, in addition to the above-mentioned telescopic support base, the telescopic ejector can be used to adjust the height of the support point in the sleeve by stretching, please refer to FIG. 7 and FIG. 8 simultaneously, and FIG. 8 is the telescopic support of the creation. Partially enlarged view. The telescopic support further includes a support ejector 52 connected between the telescopic ejector and the support stand 38. The telescopic ejector can be designed as a screw set 54 having an outer thread 542 on the outer surface and a consistent perforation 544 in the middle. The bottom end of the support portion 40 is disposed in the through hole 544. The top end of the support ejector 52 is provided with an internal thread 522. The external thread 542 can be used to screw the internal thread 522 to finely adjust the screw set 54 and the support ejector 52. The height distance between the two is fixed by screwing.

In summary, the creation can provide the user's back stretching and twisting movement, not only can adjust the support point of the telescopic support seat according to the user's body shape and weight, the user attaches the backrest bracket group and steps on the pedal Apply force backwards so that the back bracket group can reach the back stretching effect at a rear angle for stretching exercises of different strengths; or use the rotation of the rotating seat to perform the twisting movement, whether it is a two-handed grip Stabilize your head and stand on the swivel seat for twisting, or hold the handle with both hands and sit on the swivel seat with your hips and raise your feet for twisting. , versatile sports effects such as waist and lacing. In addition, the design of the creation is simple and simple mechanical structure design, the weight system is designed to be lightweight, and can solve the heavy weight problem of the electric structure. Furthermore, the design structure of the handle bracket and the back bracket group, the 支架 type bracket The width of the design can be much smaller, making the overall sports chair smaller; of course, even if the overall volume is reduced and lightweight, the structural strength is more robust and has higher safety of use, which is highly competitive in the market. Advantage. Furthermore, this creation can take advantage of the support and limit of the telescopic support to enhance the safety of double prevention of backwards overturning, and to accommodate the pedals to reduce the space occupied. It is easy to maintain and manufacture for the overall structural design. Industrial use.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention. Therefore, any change or modification of the characteristics and spirit described in the scope of this application shall be included in the scope of the patent application for this creation.

10‧‧‧ Pedestal

12‧‧‧ pedal

122‧‧‧ shaft

124‧‧‧ recess

14‧‧‧Active pivoting seat

144‧‧‧Extension

146‧‧‧First screw hole

16‧‧‧Elastic tensile parts

162‧‧‧First fixing hole

164‧‧‧Second fixing hole

18‧‧‧ Telescopic support

182‧‧‧Second screw hole

20‧‧‧Back support group

22‧‧‧Rotating seat

24‧‧‧Support bracket

242‧‧‧first link

244‧‧‧second link

246‧‧‧ Third Link

248‧‧‧fourth link

249‧‧‧Second fixture

28‧‧‧ pivotal parts

282‧‧‧First fixture

30‧‧‧Shaped rod

32‧‧‧ Backrest

322‧‧‧ Short pole

324‧‧‧Roller

326‧‧‧ cushion

34‧‧‧ screws

36‧‧‧ Telescopic ejector

38‧‧‧Support stand

40‧‧‧Support

42‧‧‧ casing

44‧‧‧Adjustment of positioning parts

46‧‧‧Handle bracket

462‧‧‧ㄇ type bracket

464‧‧‧Handle

48‧‧‧ headrest

50‧‧‧Slip sleeve

52‧‧‧Support struts

522‧‧‧ internal thread

54‧‧‧ screw kit

542‧‧‧ external thread

544‧‧‧through holes

The first picture is a three-dimensional structure diagram of the creation.  Fig. 2 is an exploded perspective view of Fig. 1.  Figure 3 is a schematic view of an embodiment of the actual operation of creating a back stretching motion.  Figure 4 is a schematic view of another embodiment of the actual operation of creating a back stretching motion.  Fig. 5 is a schematic view showing an embodiment of the actual operation of the twisting movement.  Fig. 6 is a schematic view showing another embodiment of the actual operation of the twisting movement.  Figure 7 is another perspective structural view of the creation.  Figure 8 is a partial enlarged view of the telescopic support of the present invention.  

Claims (11)

An sports chair comprising:  a base includes a back bracket set, a rotating seat and a support mount, the rotating seat is pivotally connected to the support mount, the back bracket set is vertical and away from the rotating seat;  a pedal pivotally connected to the support fixture, the pedal being located below the rotary seat;  a movable pivoting seat is disposed at a middle portion of the back bracket group to control a rotation angle of the back bracket group;  Two elastic stretching members respectively located on two sides between the back bracket group and the support bracket to drive the back bracket group to rotate through the movable pivot joint and reciprocally actuate;  a telescopic support base is fixedly connected to the movable pivoting seat, the telescopic support base includes a telescopic ejector and a support tripod, and the telescopic ejector is configured to fix the back support set, the support stand Abut against the pedal system on a ground.   The sports chair of claim 1, wherein the telescopic support base further comprises a support portion, the top end of the telescopic ejector is mounted, the support portion can abut against the back support set, and the telescopic ejector is stretched and retracted by the telescopic ejector The length is supported to fix the back bracket set to a back tilt angle. The sports chair of claim 1, wherein the telescopic support base further comprises a sleeve and an adjustment positioning member, the telescopic ejector is sleeved in the sleeve, and the adjustment positioning member is threaded through the sleeve Medium, and can be rotated and fixed to fix the telescopic ejector to adjust a telescopic height. The sports chair of claim 1, wherein the base further comprises a handle bracket having a cymbal bracket and a handle at both ends of the cymbal bracket, wherein the middle portion of the cymbal bracket is pivotally connected to the back bracket group Upper, the handle extends to the upper sides of the rotating seat. The exercise chair of claim 1, wherein the pedal further comprises a rotating shaft, and the rotating shaft is rotatable to fold the pedal on the base or to rotate on the ground. The sports chair of claim 1, wherein the support bracket further comprises a first link, a second link and a third link, one end of the first link is connected to the rotating seat, and the other is connected to the rotating seat. One end is vertically connected to the middle portion of the second link, one end of the third link is connected between the middle portion of the second link and the first link, and the other end is connected to the active pivot connection The second link is disposed in parallel with the ground. The sports chair of claim 6, wherein the middle portion of the pedal is further provided with a recess, and the recess is correspondingly received in the first link, so that the pedal is rotated and folded on the base through a rotating shaft. The pedal is located below the third link. The sports chair of claim 1, wherein the rotary seat further comprises a rotary bearing pivotally connected to the support mount. The sports chair according to claim 1, wherein the back bracket group further has a pivoting member, a curved rod and a plurality of backrest members, and the backrest members are spaced apart from the curved rod to be arranged. Forming a shape that can support the back of the human body, the pivoting member is pivotally connected to the middle portion of the curved rod and the other end is pivotally connected to the movable pivoting seat. The sports chair according to claim 9, wherein each of the backrest members comprises a short strut, a drum and a cushion, and the short strut is fixed on the arc rod, and the drum sleeve is sleeved on the short On the pole, the cushion is sleeved on the drum. The sports chair of claim 1, wherein the telescopic support base further comprises a support portion and a support ejector connected between the telescopic ejector and the support stand, the telescopic ejector pin being a screw The outer surface of the kit has an external thread with a continuous perforation. The bottom end of the support portion is disposed in the through hole. The top end of the support ejector is provided with an internal thread, and the external thread is screwed to the internal thread. Fine-tune the height distance between the screw kit and the support ram and screw it.