CN114569951B - Trunk stability trainer - Google Patents

Abstract

The invention provides a trunk stabilization training device, which includes a support part, the support part includes a support plate, a plurality of support columns and a display assembly, the support columns are fixedly connected to the support plate, the support plate is provided with strip-shaped convex grooves, and the display assembly is movable Connected to the strip-shaped convex groove; the width adjustment part, the width adjustment part includes a fixed plate, two sets of wing plates, two sets of moving plates and an adjustment assembly. There is an I-shaped cavity inside the fixed plate, and the adjustment assembly is movably connected to the I-shaped cavity. Inside the cavity, two sets of wing plates are fixedly connected to the left and right side walls of the fixed plate, a rectangular groove is provided on the top wall of the moving plate, and a penetrating cavity and two sets of teeth are provided on the side wall of the moving plate close to the fixed plate. The tooth plate and the tooth plate are located on both sides of the penetrating cavity, and the end of the tooth plate away from the moving plate penetrates into the I-shaped cavity and is flexibly connected with the adjustment component; the height adjustment part has two groups, which are fixedly connected to the rectangular groove away from the One end of the fixed plate includes an active adjustment component, two sets of passive adjustment components, two sets of pressure detection components, a placement net and a buckle plate.

Description

trunk stabilization trainer

technical field

The invention relates to the technical field of medical supplies, in particular to a trunk stabilization trainer.

Background technique

Lumbar spondylosis is also called lumbar intervertebral disc herniation. It is a common disease caused by the herniation of the nucleus pulposus after the destruction of the fibrous ring between the vertebral bodies and the compression of the spinal nerve root. It occurs frequently in young and middle-aged people; In order to avoid lumbar problems or reduce the severity of lumbar disease, the more common lumbar exercises include bending and massage, and most of the exercises are done with the help of the patient's legs and hands. In order to achieve the purpose of exercise, such as arch bridge pose, flying swallow pose, etc., but patients with lumbar spine have certain problems in their own lumbar spine function. When performing various exercises, it is easy to cause the center of gravity to deviate and fall due to lack of self-balance; The exercise of the lumbar spine not only failed to restore the effect, but caused further damage to the lumbar spine of the patient.

In view of this, there is an urgent need for a trunk stabilization trainer that can solve the above problems.

Contents of the invention

The object of the present invention is to provide a trunk stabilization trainer which can be adjusted according to different movements to fix the patient's legs to assist rehabilitation.

In order to achieve the above object, the technical solution adopted in the present invention is: a trunk stabilization trainer, comprising:

The support part, the support part includes a support plate, a plurality of support columns and a display component, the support columns are fixedly connected to the support plate, the support plate is provided with a strip-shaped convex groove, and the display component is movably connected to the strip-shaped convex groove;

Width adjustment part, the width adjustment part includes a fixed plate, two sets of wing plates, two sets of moving plates and adjustment components, the inside of the fixed plate is provided with an I-shaped cavity, the adjustment component is movably connected to the inside of the I-shaped cavity, and the two sets of wing plates are fixed Connected to the left and right side walls of the fixed plate, the top wall of the moving plate is provided with a rectangular groove, and the side wall of the moving plate close to the fixed plate is provided with a penetrating cavity and two sets of tooth plates, the tooth plates are located in the penetrating cavity On both sides of the cavity, and the end of the tooth plate away from the moving plate penetrates into the I-shaped cavity and is flexibly connected with the adjustment component;

Height adjustment part, the height adjustment part is provided with two groups, which are respectively fixedly connected to the end of the rectangular groove away from the fixed plate, which includes active adjustment components, two sets of passive adjustment components, two sets of pressure detection components, placement nets and 冂-shaped fastening plates, active The lower hinge of the adjustment component is connected to the middle of the bottom wall of the rectangular groove away from the fixed plate, and its upper end is fixedly connected to the middle of the passive adjustment component. Two sets of passive adjustment components are located on the front and rear sides of the active adjustment component, and the lower hinge is connected On the bottom wall of the rectangular groove, its upper end is fixedly connected to the pressure detection component, and the pressure detection component is connected to the circuit of the display component. on the wall.

Preferably, the passive adjustment assembly includes an outer tube, an inner tube and a spring. The lower end of the outer tube is hinged on the bottom wall of the rectangular groove, the spring is located inside the outer tube, one end of which is fixedly connected to the inner side of the outer tube bottom wall, and the other end is fixedly connected to the bottom wall of the outer tube. Outside the bottom wall of the inner tube, the lower end of the inner tube is sleeved in the outer tube.

Preferably, the active adjustment assembly includes a sleeve rod, an adjustment handle and a cross bar. The lower end hinge of the sleeve rod is connected to the bottom wall of the rectangular groove, and its upper end is fixedly connected to the middle position of the cross rod. The two ends of the cross rod are respectively connected to two The inner tube is fixedly connected, and the adjusting handle is movably connected with the sleeve rod.

Preferably, the pressure detection assembly includes a crossbar two, two L-shaped rods, and a pressure detection block. The pressure detection block is fixedly connected to the two top walls of the cross bar.

Preferably, a plurality of fixed round holes are provided on the placement net, and the positions of the fixed round holes match the L-shaped rods.

Preferably, the adjustment assembly includes a rotating rod, two rotating gears and a rocker, the rotating gear is movably connected to both ends of the rotating rod, one end of the rotating rod is movably connected to the rear side wall of the I-shaped cavity, and the other end penetrates the I-shaped cavity The front side wall is flexibly connected with the rocking handle.

Preferably, the tooth plate located at the left end of the fixed plate is located at the lower side of the rotating gear, and the tooth plate located at the right end of the fixed plate is located at the upper side of the rotating gear.

Preferably, the display assembly includes a frame, a display screen, a plurality of anti-collision pads, a T-shaped bar, two sleeves, a connecting plate, a rectangular block 6 and a protrusion 7, and the protrusion 7 is movably connected in a bar-shaped convex groove, and the rectangular The block 6 is fixedly connected to the top wall of the convex block 7, the connecting plate is fixedly connected to the rear side wall of the rectangular block 6, the two sleeves are fixedly connected to the rear side wall of the connecting plate, and one end of the T-shaped bar is rotatably connected to the two sleeves Inside, the other end is fixedly connected to the frame, the display screen is detachably connected to the inner side of the frame, and the anti-collision pad is fixedly connected to the top wall of the frame.

Preferably, the placing net includes two connecting pieces and a rectangular plate, the two connecting pieces are fixedly connected to both ends of the rectangular plate, and the connecting piece is provided with a fixed round hole, and the position of the fixed round hole matches the L-shaped bar.

Preferably, the placing net includes two connecting nets and a seat plate, the two connecting nets are fixedly connected to both ends of the seat plate, and a fixed round hole is arranged on the connecting net, and the position of the fixed round hole matches the L-shaped bar

Compared with prior art, the beneficial effect of the present invention is:

1. In the trunk stabilization training device of the present invention, the setting of the width adjustment part, through the cooperative use of the adjustment assembly and the tooth plate, makes the moving plate on both sides of the fixed plate keep the same advancing and retreating distance through the shaking of the rocking handle, so as to This method ensures that the overall center of the trainer is always in the middle and will not deviate, thereby assisting the patient to maintain the overall center of gravity of the body. At the same time, by adjusting the overall width, the trainer can be adjusted according to the different exercise actions of the patient. The effect of clamping on the patient's leg.

2. In the trunk stabilization training device of the present invention, the use of its height adjustment part drives the passive adjustment assembly through the active adjustment assembly, and then raises the height of the pressure detection assembly, and initially adjusts the overall height, and then according to the placement net Depending on the actual length of use, the bendable arc is also different, thereby achieving secondary adjustment of the height of the patient's legs.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the trunk stabilization trainer provided by the present invention;

Fig. 2 is a schematic diagram of the connection structure of the support part and the width adjustment part in Embodiment 1 of the present invention;

3 is a schematic structural view of the moving plate in Embodiment 1 of the present invention;

Fig. 4 is a schematic cross-sectional structure diagram of the interior of the fixed plate in Embodiment 1 of the present invention;

Fig. 5 is a schematic cross-sectional structure diagram of the passive adjustment assembly in Embodiment 1 of the present invention;

FIG. 6 is a schematic structural diagram of a display component in Embodiment 1 of the present invention;

Fig. 7 is a schematic structural view of placing a net in Embodiment 2 of the present invention;

Fig. 8 is a schematic structural diagram of placing a net in Embodiment 3 of the present invention.

Explanation of reference signs:

1. Support part; 10. Support plate; 100. Strip convex groove; 11. Support column; 12. Display component; 120. Frame; 121. Display screen; Sleeve; 125, connecting plate; 126, rectangular block; 127, bump;

2. Width adjustment part; 20, fixed plate; 200, I-shaped cavity; 21, wing plate; 22, moving plate; 220, penetrating cavity; 221, tooth plate; 222, rectangular slot; 23, adjustment component; 230, rotating rod; 231, rotating gear; 232, rocking handle;

3. Height adjustment part; 30. Active adjustment component; 300. Sleeve rod; 301. Adjustment handle; 302. Cross bar one; 31. Passive adjustment component; 310. Outer tube; 311. Inner tube; 312. Spring; 32. Pressure detection component; 320, crossbar two; 321, L-shaped rod; 322, pressure detection block; 33, placement net; 330, fixed round hole; 331, connecting piece; 332, rectangular plate; Seat board; 34, 冂-shaped fastening board;

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Embodiment one

Please refer to Fig. 1-6, a kind of trunk stabilization trainer comprises support part 1, and described support part 1 comprises support plate 10, a plurality of support columns 11 and display assembly 12, and described support column 11 is fixedly connected to described support On the board 10, the support board 10 is provided with a strip-shaped convex groove 100, and the display assembly 12 is movably connected to the strip-shaped convex groove 100;

The width adjustment part 2, the width adjustment part 2 includes a fixed plate 20, two sets of wing plates 21, two sets of moving plates 22 and an adjustment assembly 23, the inside of the fixed plate 20 is provided with an I-shaped cavity 200, and the adjustment assembly 23 is movably connected to the inside of the I-shaped cavity 200, the two sets of wing plates 21 are fixedly connected to the left and right side walls of the fixed plate 20, and the top wall of the moving plate 22 is provided with a rectangular groove 222, and The side wall of the moving plate 22 close to the fixed plate 20 is provided with a penetration cavity 220 and two sets of tooth plates 221, the tooth plates 221 are located on both sides of the penetration cavity 220, and the teeth The end of the plate 221 away from the moving plate 22 penetrates into the I-shaped cavity 200 and is movably connected with the adjustment assembly 23;

The height adjustment part 3, the height adjustment part 3 is provided with two groups, which are respectively fixedly connected to the end of the rectangular groove 222 away from the fixed plate 20, which includes an active adjustment component 30, two sets of passive adjustment components 31, two sets of pressure Detecting component 32, placing net 33 and 冂-shaped fastening plate 34, the lower end hinge of the active adjustment component 30 is connected to the middle position of the bottom wall of the rectangular groove 222 away from the end of the fixed plate 20, and its upper end is fixedly connected to the passive adjustment component 30. The middle position of the adjustment assembly 31, the two groups of passive adjustment assemblies 31 are located on the front and rear sides of the active adjustment assembly 30, the lower ends of which are hinged to the bottom wall of the rectangular groove 222, and the upper ends of which are connected to the pressure detection assembly. 32 is fixedly connected, and the pressure detection component 32 is electrically connected with the display component 12, the placement net 33 is detachably connected with the pressure detection component 32, and the hinged buckle plate 34 is connected to the rectangular The slot 222 is close to the bottom wall of the fixed plate 20 .

During specific use, first turn the crank handle 232 to drive the rotation rod 230 to rotate, and then drive the rotation of the rotation gear 231, and the rotation of the rotation gear 231 drives the displacement of the tooth plate 221 meshed with it, so that the tooth plate positioned on the left side of the fixed plate 20 221 moves to the left, and the tooth plate 221 located on the right side of the fixed plate 20 moves to the right to expand the distance between the two height adjustment parts 3, and then put your hand in from under the fixed plate, grab the frame 120 and pull the display assembly 12 After the protrusion 127 slides to the rear end of the bar-shaped convex groove 100, the frame 120 is flipped to be in a vertical state through the rotational connection between the T-shaped bar 123 and the sleeve 124, and then the buckle plate (34 ), by turning up the active adjustment assembly 30 and the passive adjustment assembly 31 so that the height adjustment part 3 is in a vertical state, and then fasten the flat-shaped fastening plate 34 in the rectangular groove 222 again. The end away from the fixed plate 20 supports the height adjustment part 3 so that it cannot be folded again, and then the actual use length of the sleeve rod 300 is changed by adjusting the adjustment handle 301 in the active adjustment assembly 30, and the length of the sleeve rod 300 is changed. Drive the position change of cross bar 1 302, then change the position of inner tube 311 through cross bar 302, and then achieve the purpose of changing the height of cross bar 2 320, realize the preliminary adjustment of height, and then place the fixed round hole provided on net 33 330 is set on the corresponding L-shaped rod 321, and the radians that can be changed by the pressure of the placed net 33 are also different depending on the position of the sleeve. At this time, the placed net 33 covers the pressure detection block 322. The connection realizes the secondary adjustment of the height;

Put the whole body on the position of the patient's legs, so that the patient's legs are placed on the placement net 33, and then adjust the width adjustment part 2 according to the thickness and exercise action of the patient's own legs, and turn the handle 232 again to adjust The actual use length of the wing plate 21, and then achieve the purpose of width adjustment, and then the pressure detection block 322 is connected with the external display circuit so as to detect the data in the exercise.

Specifically, the passive adjustment assembly 31 includes an outer tube 310, an inner tube 311 and a spring 312, the lower end of the outer tube 310 is hinged to the bottom wall of the rectangular slot 222, and the spring 312 is located on the outer tube 310. One end is fixedly connected to the inner side of the bottom wall of the outer tube 310 , the other end is fixedly connected to the outer side of the bottom wall of the inner tube 311 , and the lower end of the inner tube 311 is sleeved in the outer tube 310 .

Specifically, the active adjustment assembly 30 includes a sleeve rod 300 , an adjustment handle 301 and a cross bar 302 , the lower end of the sleeve rod 300 is hinged to the bottom wall of the rectangular slot 222 , and its upper end is fixedly connected to the horizontal bar 302 . The middle position of rod one 302, the two ends of the cross rod one 302 are respectively fixedly connected with the two inner tubes 311, and the adjustment handle 301 is flexibly connected with the sleeve rod 300;

The actual use height of cross bar one 302 is changed by adjusting the adjustment handle 301, and then the position of the inner tube 311 at both ends is driven by the cross bar one 302, and the setting of the spring 312 at the bottom of the inner tube 311 can make the position of the cross bar one The rising heights at both ends of the 302 are kept level to avoid the inclination of the cross bar 302 .

Specifically, the pressure detection assembly 32 includes a crossbar two 320, two L-shaped rods 321, and a pressure detection block 322, and the two ends of the crossbar two 320 are fixedly connected to the upper ends of the two inner tubes 311, The L-shaped bar 321 is fixedly connected to the right side wall of the second bar 320, and the pressure detection block 322 is fixedly connected to the top wall of the second bar 320; the height of the second bar 320 is generated by the height of the inner tube 311 change, and the L-shaped bar 321 allows the placement net 33 to be sleeved and fixed, and the arrangement on both sides of the second cross bar 320 enables the placement net 33 to cover the pressure detection block 322 .

Specifically, the placement net 33 is provided with a plurality of fixed round holes 330, and the positions of the fixed round holes 330 are matched with the L-shaped rod 321; the fixed round holes 320 on the placement net 33 make the placement net 33 actually use The length can be adjusted, and the downwardly concave arc of the placement net 33 can be adjusted by connecting the fixed round holes 330 at different positions with the L-shaped rod 321, thereby realizing secondary adjustment to the actual height of the legs.

Specifically, the adjustment assembly 23 includes a rotating rod 230, two rotating gears 231 and a rocker 232, the rotating gear 231 is movably connected to both ends of the rotating rod 230, and one end of the rotating rod 230 is movably connected to the work type On the rear side wall of the cavity 200, the other end penetrates the front side wall of the I-shaped cavity 200 and is movably connected with the rocker;

Specifically, the tooth plate 221 located at the left end of the fixed plate 20 is located at the lower side of the rotating gear 231, and the tooth plate 221 located at the right end of the fixed plate 20 is located at the upper side of the rotating gear; The tooth plate 221 on the left side and the tooth plate 221 on the right side of the fixed plate 20 are respectively located at the upper end and the lower end of the rotating gear 231 after penetrating the I-shaped cavity 200. In this way, the rotation of the rotating gear 231 can be controlled by multiple engagements. The tooth plates 221 move synchronously.

Specifically, the display assembly 12 includes a frame 120, a display screen 121, a plurality of anti-collision pads 122, a T-bar 123, two sleeves 124, a connecting plate 125, a rectangular block 126 and a bump 127, the bump 127 is movably connected in the strip convex groove 100, the rectangular block 126 is fixedly connected to the top wall of the raised block 127, the connecting plate 125 is fixedly connected to the rear side wall of the rectangular block 126, two The sleeve 124 is fixedly connected to the rear side wall of the connecting plate 125, one end of the T-shaped bar 123 is rotatably connected to the two sleeves 124, and the other end is fixedly connected to the frame 120. The display screen 121 It is detachably connected to the inner side of the frame 120, and the anti-collision pad 122 is fixedly connected to the top wall of the frame 120; the position of the display assembly 12 is variable through the sliding connection of the protrusion 127 and the bar-shaped groove 100, when When the protrusion 127 is located at the front end of the bar-shaped groove 100, the display assembly 12 is located at the bottom of the fixed plate 20. At this time, the anti-collision pad 122 can protect the display assembly 12, preventing the display assembly 12 from colliding with the bottom wall of the fixed plate 20 during the movement. , and when the protrusion 127 is located at the rear end of the bar-shaped groove 100, the frame 120 is located outside the rear end of the fixed plate 20, at this time, the T-shaped bar 123 and the sleeve 124 connected by rotation can rotate the frame 120 to keep it upright Status, which is convenient for real-time detection of the user's exercise status.

Embodiment two

Please refer to accompanying drawing 7, described placement net 33 comprises two connecting pieces 331 and rectangular plate 332, and two described connecting pieces 331 are fixedly connected to described rectangular plate 332 two ends, and described connecting piece 331 is provided with fixed circle. hole 330, the position of the fixed round hole 330 is matched with the L-shaped bar 321; the placement net 33 is fixed to the two ends of the rectangular plate 332 by a shorter connecting piece 331, so that the legs can be placed on the rectangular plate 332, The rectangular board 332 with high rigidity can make the training intensity higher.

Embodiment Three

Please refer to accompanying drawing 8, described placing net 33 comprises two connecting nets 333 and seat plate 334, and two described connecting nets 333 are fixedly connected to described seat plate 334 two ends, and described connecting net 333 is provided with fixed circle. Hole 330, the position of the fixed round hole 330 matches the L-shaped bar 321; the placement net 33 adopts the mode of connecting net 333 of medium length fixed on the two ends of the seat board 334, so that the patient can sit on the seat board 334 for physical examination. Stability exercise.

The present invention has been further described above in conjunction with the embodiments, but the present invention is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, various modifications can be made without departing from the gist of the present invention. kind of change.

Claims (10)

1. A torso stability trainer, comprising:

the supporting part (1), the supporting part (1) comprises a supporting plate (10), a plurality of supporting columns (11) and a display assembly (12), the supporting columns (11) are fixedly connected to the supporting plate (10), a strip-shaped convex groove (100) is formed in the supporting plate (10), and the display assembly (12) is movably connected to the strip-shaped convex groove (100);

the width adjusting part (2) comprises a fixed plate (20), two wing plates (21), two movable plates (22) and an adjusting assembly (23), an I-shaped cavity (200) is formed in the inner side of the fixed plate (20), the adjusting assembly (23) is movably connected to the inner side of the I-shaped cavity (200), the two wing plates (21) are fixedly connected to the left side wall and the right side wall of the fixed plate (20), a rectangular groove (222) is formed in the top wall of the movable plate (22), a penetrating cavity (220) and two groups of toothed plates (221) are arranged on the side wall of one side, close to the fixed plate (20), of the movable plate (22), the toothed plates (221) are located on two sides of the penetrating cavity (220), and one ends, far away from the movable plate (22), of the toothed plates (221) penetrate into the I-shaped cavity (200) and are movably connected with the adjusting assembly (23);

height adjusting part (3), height adjusting part (3) are equipped with two sets, respectively fixed connection in rectangular channel (222) is kept away from decide board (20) one end, and it includes active adjusting subassembly (30), two sets of passive adjusting part (31), two sets of pressure detection subassembly (32), places net (33) and 20866;, type buckling board (34), active adjusting subassembly (30) lower extreme hinge joint in rectangular channel (222) diapire is kept away from decide board (20) one end intermediate position, its upper end fixed connection in passive adjusting part (31) intermediate position, two sets of passive adjusting part (31) are located active adjusting subassembly (30) preceding, back both sides, its lower extreme hinge joint in on rectangular channel (222) diapire, its lower extreme hinge joint in rectangular channel (222), pressure detection subassembly (32) fixed connection, just pressure detection subassembly (32) with display element (12) circuit connection, it with pressure detection subassembly (32) detachable connection to place net (33), 20866;. Type buckling board (34) connect in its upper end hinge joint in decide the rectangular channel (222) is close to the last diapire of rectangular channel (20).

2. The torso stability trainer as claimed in claim 1, wherein:

the passive adjusting assembly (31) comprises an outer tube (310), an inner tube (311) and a spring (312), the lower end of the outer tube (310) is connected to the bottom wall of the rectangular groove (222) in a hinge mode, the spring (312) is located on the inner side of the outer tube (310), one end of the spring is fixedly connected to the inner side of the bottom wall of the outer tube (310), the other end of the spring is fixedly connected to the outer side of the bottom wall of the inner tube (311), and the lower end of the inner tube (311) is sleeved in the outer tube (310).

3. The torso stability trainer of claim 2, wherein:

initiative adjusting part (30) include loop bar (300), regulation handle (301) and horizontal pole (302), loop bar (300) lower extreme hinge joint in on rectangular channel (222) diapire, its upper end fixed connection in horizontal pole (302) intermediate position, horizontal pole (302) both ends respectively with two inner tube (311) fixed connection, regulation handle (301) with loop bar (300) swing joint.

4. A torso stability trainer according to claim 3, wherein:

pressure measurement subassembly (32) include horizontal pole two (320), two L type poles (321), pressure measurement piece (322), horizontal pole two (320) both ends respectively fixed connection in two inner tube (311) upper end, L type pole (321) fixed connection in on the horizontal pole two (320) right side wall, pressure measurement piece (322) fixed connection in on the horizontal pole two (320) roof.

5. The torso stability trainer as claimed in claim 4, wherein:

the placing net (33) is provided with a plurality of fixing round holes (330), and the positions of the fixing round holes (330) are matched with the L-shaped rods (321).

6. The torso stability trainer of claim 1, wherein:

the adjusting assembly (23) comprises a rotating rod (230), two rotating gears (231) and a rocking handle (232), wherein the rotating gears (231) are movably connected to two ends of the rotating rod (230), one end of the rotating rod (230) is movably connected to the rear side wall of the I-shaped cavity (200), and the other end of the rotating rod penetrates through the front side wall of the I-shaped cavity (200) to be movably connected with the rocking handle.

7. The torso stability trainer of claim 6, wherein: the toothed plate (221) positioned at the left end of the fixed plate (20) is positioned at the lower side of the rotating gear (231), and the toothed plate (221) positioned at the right end of the fixed plate (20) is positioned at the upper side of the rotating gear.

8. The torso stability trainer as claimed in claim 1, wherein:

display module (12) include frame (120), display screen (121), a plurality of fender (122), T type pole (123), two sleeves (124), connecting plate (125), rectangular block (126) and lug (127), lug (127) swing joint in bar tongue (100), rectangular block (126) fixed connection in on lug (127) roof, connecting plate (125) fixed connection in on rectangular block (126) rear side wall, two sleeves (124) fixed connection in on connecting plate (125) rear side wall, T type pole (123) one end rotate connect in two in sleeve (124), the other end with frame (120) fixed connection, display screen (121) can dismantle connect in frame (120) are inboard, fender (122) fixed connection in on frame (120) roof.

9. The torso stability trainer of claim 5, wherein: the placing net (33) comprises two connecting pieces (331) and a rectangular plate (332), the two connecting pieces (331) are fixedly connected to the two ends of the rectangular plate (332), fixing round holes (330) are formed in the connecting pieces (331), and the positions of the fixing round holes (330) are matched with the L-shaped rods (321).

10. The torso stability trainer of claim 5, wherein: the placing net (33) comprises two connecting nets (333) and a seat plate (334), the two connecting nets (333) are fixedly connected to the two ends of the seat plate (334), a fixing round hole (330) is formed in each connecting net (333), and the position of each fixing round hole (330) is matched with the L-shaped rod (321).

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