Multifunctional stretching device for physical education

Abstract

The utility model discloses a multifunctional stretching device for physical education, which relates to the technical field of stretching devices and comprises a bottom frame, the bottom frame comprises a cross beam, a first support rod is fixedly mounted at the right end of the cross beam, and a longitudinal beam is fixedly mounted at the left end of the cross beam. According to the design scheme, the seat supporting rod is rotatably mounted on the supporting seat, so that during stretching, a user sits on the seat cushion, puts the front sides of the shanks or the feet on the leg supporting cushion, and holds the grip by hand to enable the seat supporting rod to incline backwards to effectively stretch by virtue of self weight; a user can stretch most muscle groups of the whole body by changing the sitting posture and the holding position of the grip, and the distance between the seat supporting rod and the grip can be adjusted by taking down the first fixing pin, so that the chair is suitable for users with different heights; a user can adjust the angle between the leg support supporting rod and the seat supporting rod according to own flexibility by taking down the second fixing pin, so that the applicability of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to stretching equipment technical field especially a kind of multifunctional sports teaching stretching equipment. BACKGROUND

[0002] Sports teaching is the process of imparting physical knowledge, skills and attitudes to students through systematic teaching methods and activities, cultivating their physical fitness, sports ability and team spirit, cultivating healthy lifestyle and positive values, stretching equipment is usually needed in such teaching process for teaching, training and rehabilitation and other purposes.

[0003] Some existing stretching equipment is basically some isolated stretching equipment, generally only stretching for a certain muscle group, cannot realize the stretching of whole body muscle, and the structure of existing stretching equipment is relatively single, cannot adapt to students of different height and body flexibility, resulting in lower applicability of equipment. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects existing in the prior art, the utility model provides a kind of multifunctional sports teaching stretching equipment.

[0005] The utility model solves technical scheme that it adopts: a kind of multifunctional sports teaching stretching equipment, including chassis, the chassis includes crossbeam, the right end of the crossbeam is fixedly installed with first support rod, the left end of the crossbeam is fixedly installed with longitudinal beam, the top end of the longitudinal beam is fixedly installed with handle, the bottom end of the longitudinal beam is fixedly installed with second support rod, support seat is movably installed on the crossbeam, first limit plate is equipped on the crossbeam, first connecting part is equipped on the support seat, first limit plate and first connecting part are connected with each other by first fixed pin, seat support rod is rotatably installed on the support seat, leg support rod is rotatably installed on the side of seat support rod close to handle, second limit plate is equipped on the seat support rod, second connecting part is equipped on the leg support rod, second limit plate and second connecting part are connected with each other by second fixed pin, the top end of seat support rod is adjustably installed with seat support.

[0006] Further, first installation slot is formed in the crossbeam, first connecting part is movably installed in first installation slot, first limit plate is fixedly installed at the bottom of first installation slot front and back two ends, a plurality of groups of first limit hole are formed in the first limit plate, a plurality of groups of first limit hole are evenly arrayed along the straight line direction of first installation slot, first through hole matched with first limit hole is formed in the bottom end of first connecting part.

[0007] Further, the bottom end of the seat support rod is hinged with the top end of the support base, a second installation slot is formed in one end of the seat support rod close to the support base, the leg support rod is hinged and installed in the second installation slot, the second limiting plate is fixedly installed at the front and back ends of the second installation slot away from the handle, a plurality of groups of second limiting holes are formed in the second limiting plate, the plurality of groups of second limiting holes are evenly arranged with the hinge joint of the seat support rod and the leg support rod as the center, the second connecting part is fixedly installed at one end of the leg support rod close to the seat support rod, and a second through hole matched with the second limiting hole is formed in the second connecting part.

[0008] Further, the top end of the seat support rod is provided with a third installation slot, the seat support frame is fitted and installed in the third installation slot, a plurality of groups of third limiting holes are formed in the front and back sidewalls of the third installation slot, the plurality of groups of third limiting holes are evenly arranged along the straight line direction of the third installation slot, a third through hole matched with the third limiting hole is formed in the bottom end of the seat support frame, and a third fixed pin is fitted and installed in the third through hole.

[0009] Further, the longitudinal beam is a bent pipe structure, the top of the longitudinal beam is bent towards the direction of the cross beam, the top of the longitudinal beam and the cross beam form an included angle of 55-65 degrees, the top of the seat support frame is fixedly installed with a seat cushion, and the top surface of the seat cushion and the seat support rod form an included angle of 40-50 degrees.

[0010] Further, the leg support rod is fixedly installed with a leg support cushion at one end away from the seat support rod, and a foot support frame is fixedly installed at the other end of the leg support rod, the foot support frame is a C-shaped structure, first foot support rods are fixedly installed at the front and back sides of the opening end of the foot support frame, and a second foot support rod is fixedly installed at one end of the cross beam close to the longitudinal beam.

[0011] Further, the handle is a rounded rectangular with a notch, and the periphery of the handle is covered with a non-slip pad.

[0012] The utility model discloses the beneficial effect is, the utility model discloses the design scheme through the support base on rotation installation has the seat support rod, when stretching, the user sits the seat cushion, and the shank front side or foot rests in the leg support cushion, holds the handle with hand, and the seat support rod is relied on the weight of self and is inclined to the rear and is effectively stretched, and the user can stretch the muscle group of most of the whole body through the change of sitting posture and the holding position of handle, and the height of seat support frame can be suitable for the user of different height through the distance of adjusting seat support rod and handle, and the user can adjust the angle of leg support rod and seat support rod according to the flexibility of self through the second fixed pin, and the applicability of equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] The utility model is further illustrated below in connection with the drawings and embodiments.

[0014] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0015] Figure 2 It is the front view of the utility model;

[0016] Figure 3 It is the right view of the utility model;

[0017] Figure 4 It is Figure 3 It is the cross section structure schematic view of A-A direction.

[0018] In the drawing: 1. bottom bracket, 101. crossbeam, 102. first installation slot, 103. first support rod, 104. longitudinal beam, 105. second support rod, 106. first limiting plate, 107. first limiting hole, 2. handle, 3. support seat, 301. first connecting part, 302. first through hole, 4. first fixed pin, 5. seat support rod, 501. second installation slot, 502. second limiting plate, 503. second limiting hole, 504. third installation slot, 505. third limiting hole, 6. leg support rod, 601. second connecting part, 602. second through hole, 7. second fixed pin, 8. seat support, 801. third through hole, 9. third fixed pin, 10. seat cushion, 11. leg support cushion, 12. foot support frame, 13. first foot rod, 14. second foot rod. DETAILED DESCRIPTION

[0019] In order to more clearly illustrate the technical scheme of the utility model, the utility model is further illustrated below in connection with the drawings, and obviously, the drawings described below are only one embodiment of the utility model, and for the ordinary skilled person in the art, other embodiments are obtained according to the drawings and embodiments without paying creative labor, and all belong to the protection scope of the utility model.

[0020] According to Figures 1-4As shown, a multifunctional sports teaching stretching equipment, including the chassis 1, the chassis 1 includes the crossbeam 101, the right end of the crossbeam 101 is fixedly installed with the first support rod 103 through the bolt, the left end of the crossbeam 101 is fixedly installed with the vertical beam 104 through the bolt, the top end of the vertical beam 104 is fixedly installed with the handle 2 through the bolt, the bottom end of the vertical beam 104 is welded with the second support rod 105, the crossbeam 101 is movably installed with the support seat 3, the crossbeam 101 is provided with the first limiting plate 106, the support seat 3 is provided with the first connecting part 301, the first limiting plate 106 and the first connecting part 301 are connected with each other through the first fixed pin 4, the support seat 3 is rotatably installed with the seat support rod 5, the side of the seat support rod 5 close to the handle 2 is rotatably installed with the leg support rod 6, the seat support rod 5 is provided with the second limiting plate 502, the leg support rod 6 is provided with the second connecting part 601, the second limiting plate 502 and the second connecting part 601 are connected with each other through the second fixed pin 7, the top end of the seat support rod 5 is adjustably installed with the seat support 8.

[0021] In the embodiment, the crossbeam 101 is provided with the first installation slot 102, the first connecting part 301 is movably installed in the first installation slot 102, the first limiting plate 106 is welded on the bottom of the first installation slot 102, the first limiting plate 106 is provided with a plurality of groups of first limiting holes 107, a plurality of groups of the first limiting holes 107 are evenly arranged along the straight line direction of the first installation slot 102, the bottom end of the first connecting part 301 is provided with the first through hole 302 matched with the first limiting hole 107, the support seat 3 is slidably installed in the first installation slot 102, the position of the support seat 3 is fixed by aligning the first through hole 302 with the first limiting hole 107 at different positions and inserting the first fixed pin 4 into the first through hole 302 and the first limiting hole 107, the top end of the seat support rod 5 is provided with the third installation slot 504, the seat support 8 is inserted into the third installation slot 504, a plurality of groups of third limiting holes 505 are arranged on the front and rear sidewalls of the third installation slot 504, a plurality of groups of the third limiting holes 505 are evenly arranged along the straight line direction of the third installation slot 504, the bottom end of the seat support 8 is provided with the third through hole 801 matched with the third limiting hole 505, the third fixed pin 9 is fitted and installed in the third through hole 801, the height of the seat support 8 and the distance between the support seat 3 and the handle 2 can be adjusted to adapt to people of different heights.

[0022] In the embodiment, the bottom end of the seat support rod 5 is hinged with the top end of the support base 3, the seat support rod 5 is provided with a second mounting groove 501 at one end close to the support base 3, the leg support rod 6 is hingedly mounted in the second mounting groove 501, the second limiting plate 502 is welded at the front and back ends of the second mounting groove 501 away from the handle 2, the second limiting plate 502 is provided with a plurality of groups of second limiting holes 503, the plurality of groups of second limiting holes 503 are evenly arranged with the hinge point of the seat support rod 5 and the leg support rod 6 as the center, the second connecting part 601 is welded at one end of the leg support rod 6 close to the seat support rod 5, the second connecting part 601 is provided with a second through hole 602 matched with the second limiting hole 503, and the position of the leg support rod 6 is fixed by aligning the second through hole 602 with the second limiting hole 503 at different positions and inserting the second fixing pin 7 into the second through hole 602 and the second limiting hole 503, so as to adjust the angle between the leg support rod 6 and the seat support rod 5, and further adjust the bending degree of the leg during stretching of the user, so as to be suitable for personnel with different body flexibility.

[0023] In the embodiment, the longitudinal beam 104 is a bent tubular structure, the top of the longitudinal beam 104 is bent towards the direction of the cross beam 101, the included angle between the top of the longitudinal beam 104 and the cross beam 101 is 60 degrees, the top of the seat support 8 is fixedly installed with a seat cushion 10, the top surface of the seat cushion 10 and the seat support rod 5 form an included angle of 45 degrees, one end of the leg support rod 6 away from the seat support rod 5 is fixedly installed with a leg support cushion 11, the other end of the leg support rod 6 is fixedly installed with a foot support frame 12, the foot support frame 12 is a C-shaped structure, the first foot rod 13 is fixedly installed on the front and back sides of the opening end of the foot support frame 12, the second foot rod 14 is fixedly installed on one end of the cross beam 101 close to the longitudinal beam 104, and the user sits on the seat cushion 10, places the shank on the leg support cushion 11, steps on the first foot rod 13 with the foot, holds the handle 2 with the hand, and relies on the weight to make the seat support rod 5 tilt backward to effectively stretch, and the user can also step on the second foot rod 14 or the leg support cushion 11 to perform stretching action in multiple postures.

[0024] In the embodiment, the handle 2 is a rounded rectangle with a notch, the periphery of the handle 2 is covered with a non-slip pad, when holding the handle 2, the human body can choose to adjust the distance of the upper and lower parts, or choose to hold the handle 2 in a vertical posture, and the user can stretch the muscles in different degrees by holding the handle 2 at different positions.

[0025] The utility model discloses when using, the user sits seat cushion 10, and the shank front side or foot rests in the leg support cushion 11, holds the handle 2 with hand, and the seat support rod 5 is relied on self weight and is made to seat cushion 10 and the handle 2's distance is realized through the position of adjusting support seat 3 on crossbeam 101, through taking down third fixed pin 9, can adjust the height of seat cushion 10, thereby can be applicable to the user of different height, through taking down second fixed pin 7, can unlock leg support rod 6 from seat support rod 5, and the user can adjust the angle of leg support rod 6 and seat support rod 5 according to the flexibility of self, be favorable to the applicability of equipment.

[0026] The above examples are merely exemplary embodiments of the utility model, and are not used to limit the utility model, and the protection scope of the utility model is defined by the claims. Those skilled in the art can make various modifications or equivalent replacements to the utility model within the essence and protection scope of the utility model, and the modification or equivalent replacement should also be regarded as falling within the protection scope of the utility model.

Claims

1. A multifunctional stretching device for sports teaching, comprising a base frame (1), characterized in that: The bottom frame (1) comprises a crossbeam (101), the right end of the crossbeam (101) is fixedly provided with a first supporting rod (103), the left end of the crossbeam (101) is fixedly provided with a longitudinal beam (104), the top end of the longitudinal beam (104) is fixedly provided with a handle (2), the bottom end of the longitudinal beam (104) is fixedly provided with a second supporting rod (105), the crossbeam (101) is movably provided with a supporting seat (3), the crossbeam (101) is provided with a first limiting plate (106), the supporting seat (3) is provided with a first connecting part (301), the first limiting plate (106) and the first connecting part (301) are connected with each other through a first fixed pin (4), the supporting seat (3) is rotatably provided with a seat supporting rod (5), the side of the seat supporting rod (5) close to the handle (2) is rotatably provided with a leg supporting rod (6), the seat supporting rod (5) is provided with a second limiting plate (502), the leg supporting rod (6) is provided with a second connecting part (601), the second limiting plate (502) and the second connecting part (601) are connected with each other through a second fixed pin (7), the top end of the seat supporting rod (5) is adjustably provided with a seat support (8).

2. The multi-functional stretching device for sports teaching according to claim 1, characterized in that, The crossbeam (101) is provided with a first mounting groove (102), the first connecting part (301) is movably arranged in the first mounting groove (102), the first limiting plate (106) is fixedly arranged at the bottom of the first mounting groove (102) and at the front and back ends, a plurality of groups of first limiting holes (107) are arranged on the first limiting plate (106), the first limiting holes (107) are evenly arranged along the straight line direction of the first mounting groove (102), and the bottom end of the first connecting part (301) is provided with a first through hole (302) matched with the first limiting hole (107).

3. The multi-functional stretching device for sports teaching according to claim 1, wherein The bottom end of the seat supporting rod (5) is hinged to the top end of the supporting seat (3), the second mounting groove (501) is arranged at the end of the seat supporting rod (5) close to the supporting seat (3), the leg supporting rod (6) is hingedly arranged in the second mounting groove (501), the second limiting plate (502) is fixedly arranged at the front and back ends of the side of the second mounting groove (501) away from the handle (2), a plurality of groups of second limiting holes (503) are arranged on the second limiting plate (502), the second limiting holes (503) are evenly arranged around the hinge point of the seat supporting rod (5) and the leg supporting rod (6), the second connecting part (601) is fixedly arranged at the end of the leg supporting rod (6) close to the seat supporting rod (5), and the second connecting part (601) is provided with a second through hole (602) matched with the second limiting hole (503).

4. The multi-functional stretching device for sports teaching according to claim 1, wherein The top end of the seat support rod (5) is provided with a third mounting groove (504), the seat support (8) is mounted in the third mounting groove (504), a plurality of groups of third limiting holes (505) are arranged on the front and rear sidewalls of the third mounting groove (504), the third limiting holes (505) are evenly arranged along the straight line direction of the third mounting groove (504), the bottom end of the seat support (8) is provided with a third through hole (801) matched with the third limiting hole (505), and the third through hole (801) is mounted with a third fixing pin (9).

5. The multi-functional stretching device for sports teaching according to claim 1, wherein The longitudinal beam (104) is a bent pipe structure, the top of the longitudinal beam (104) is bent towards the horizontal beam (101), the angle between the top of the longitudinal beam (104) and the horizontal beam (101) is 55-65 degrees, the top of the seat support (8) is fixedly provided with a seat cushion (10), and the angle between the top surface of the seat cushion (10) and the seat support rod (5) is 40-50 degrees.

6. The multi-functional stretching device for sports teaching according to claim 1, wherein The leg support rod (6) is fixedly provided with a leg support cushion (11) at one end away from the seat support rod (5), and the other end of the leg support rod (6) is fixedly provided with a foot support frame (12), the foot support frame (12) is a C-shaped structure, the front and rear sides of the opening end of the foot support frame (12) are fixedly provided with first foot rods (13), and the horizontal beam (101) is fixedly provided with a second foot rod (14) at one end close to the longitudinal beam (104).

7. The multi-functional stretching device for sports teaching according to claim 1, wherein The handle (2) is a round rectangular with a notch, and the periphery of the handle (2) is covered with a non-slip pad.

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