Multifunctional leg muscle training device

Abstract

The invention relates to the technical field of training devices, in particular to a multifunctional leg muscle training device which comprises a supporting base, a training seat is arranged above the supporting base, a triangular fixing block is arranged at the front end of the training seat, and a lifting training frame is rotatably mounted at the front end of the triangular fixing block; a back pedal training sliding block is arranged outside the lifting training frame; the leg lifting training device has the beneficial effects that through the cooperation effect of the triangular fixing block, the lifting training frame, the thigh inner side training clamping plate and the back pedal training sliding block, the supporting base can enable the training seat to be in a tilting mode and a vertical mode, the purpose of driving the legs to be lifted for training is achieved, and when the training seat is in the state of tilting by 45 degrees, the leg lifting training device can be used for lifting the legs. The lifting training frame is in a lifting vertical fixed state, at the moment, the back-stepping training sliding block slides on the lifting training frame through the pedals, the purpose of leg back-stepping training is achieved, and the purpose that one set of device can achieve two training modes is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of training devices, in particular to a multifunctional leg muscle training device. Background Art

[0002] The leg is one of the largest muscle groups in the human body. The leg muscles are more important than the muscles in other parts of the body. The leg muscles play a greater role in coordinating the whole body. The leg training device is a fitness equipment specially designed to exercise and strengthen the lower limb muscle groups. It can help users enhance the strength and endurance of the thigh, calf, buttocks and core muscle groups. The existing leg muscle training device is relatively large overall and is mostly used in special indoor gyms. It is not well suitable for home fitness and is not easy to store as a whole.

[0003] The existing Chinese patent document with publication number CN221470841U proposes to solve the above problem by pressing the pedal down to make the entire inner support frame slide down inside the outer guide frame, driving the spring to stretch, and then completing the leg training. However, it can only complete one training mode of calf activity stretching, and the training is not scientific enough.

[0004] Therefore, the present invention proposes a multifunctional leg muscle training device to solve the problem that small and medium-sized training devices in the prior art can only complete a single training mode. The training structure is designed to enable it to complete deformation activities, and a variety of training modes suitable for the legs are designed. Summary of the invention

[0005] The purpose of the present invention is to provide a multifunctional leg muscle training device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a multifunctional leg muscle training device, comprising a supporting base, a training seat is arranged above the supporting base, a triangular fixing block is arranged at the front end of the training seat, a lifting training frame is rotatably installed at the front end of the triangular fixing block, a backward pedaling training slider is arranged on the outside of the lifting training frame, inner thigh training splints are symmetrically hinged on both sides of the triangular fixing block, and calf training splints are arranged on both sides of the lifting training frame.

[0007] Preferably, fixed support rods are symmetrically fixedly installed on the front upper surface of the support base, and the upper ends of the fixed support rods are respectively hinged to the front lower surface of the training seat, and a sliding frame is slidably installed in the middle of the support base, and movable support rods are symmetrically rotatably installed above the sliding frame, and the upper ends of the movable support rods are respectively rotatably connected to the lower surface of the training seat.

[0008] Preferably, fixed support rods are symmetrically fixedly installed on the front upper surface of the support base, and the upper ends of the fixed support rods are respectively hinged to the front lower surface of the training seat, and a sliding frame is slidably installed in the middle of the support base, and movable support rods are symmetrically rotatably installed above the sliding frame, and the upper ends of the movable support rods are respectively rotatably connected to the lower surface of the training seat.

[0009] Preferably, a first limit angle block is fixedly installed on the upper front end of the triangular fixing block, a rotating rail compatible with the lifting training frame is arranged inside the triangular fixing block, a bottom slide rail is fixedly installed on the bottom of the triangular fixing block, a second limit angle baffle is slidably installed inside the bottom slide rail, a second adjustment threaded rod is rotatably installed on the middle part of the inner wall of the bottom slide rail, and the outer surface of the second adjustment threaded rod is threadedly connected to the rear side wall of the second limit angle baffle.

[0010] Preferably, a fixing bolt rod is provided inside one side of the lifting training frame, and a limiting plug hole matched with the fixing bolt rod is opened on the side wall of the second limiting angle baffle.

[0011] Preferably, a buffer pad is fixedly installed on the outer surface of the inner thigh training splint, an upper slide rail is provided in the middle of the inner thigh training splint, the front end of the upper slide rail is fixedly connected to the rear surface of the triangular fixed block, a movable insert rod is movably installed in the middle of the upper slide rail, and a training spring is sleeved on the outside of the movable insert rod.

[0012] Preferably, a triangular push-out frame is slidably installed inside the upper slide rail, the movable insertion rod passes through the inner wall of the triangular push-out frame, the rear surface of the triangular push-out frame contacts the front end of the training spring, and push rods are symmetrically hinged on both sides of the upper side of the triangular push-out frame, and one end of the push rod is movably connected to the inner surface of the inner thigh training splint.

[0013] Preferably, a triangular push-out frame is slidably installed inside the upper slide rail, the movable insertion rod passes through the inner wall of the triangular push-out frame, the rear surface of the triangular push-out frame contacts the front end of the training spring, and push rods are symmetrically hinged on both sides of the upper side of the triangular push-out frame, and one end of the push rod is movably connected to the inner surface of the inner thigh training splint.

[0014] Preferably, a hinged spring rod is movably mounted on one end of the calf training splint, and the upper end of the hinged spring rod is hinged to the lower surface of the training seat.

[0015] Preferably, an arc-shaped extrusion plate is symmetrically hingedly installed on the inner side of the calf training splint, a massage rod is fixedly installed on the side surface of the arc-shaped extrusion plate, massage balls are evenly distributed inside the massage rod, an inner movable plate is hingedly installed on one end of the massage rod, and a massage convex strip is opened on the side wall of the inner movable plate.

[0016] Compared with the prior art, the present invention has the following beneficial effects: The present invention cooperates with the triangular fixing block, the lifting training frame, the inner thigh training splint, and the backward pedaling training slider. The support base can make the training seat in two modes, namely, the supine and vertical modes. The lifting training frame can rotate 90 degrees around the triangular fixing block and can also be fixed at the same time. The backward pedaling training slider can slide on the lifting training frame and can also be fixed on the lifting training frame. When the training seat is in a vertical state, the instep is used to drive the backward pedaling training slider to realize the flipping and lifting of the lifting training frame, so as to achieve the purpose of driving the leg lifting training. When the training seat is in a supine state of 45 degrees, the lifting training frame is in a lifted vertical fixed state, and the backward pedaling training is realized by the pedal. The slider slides on the lifting training frame to achieve the purpose of leg push-off training, so that one set of devices can achieve the purpose of two training modes. In addition, with the functions of the inner thigh training splint and the calf training splint, the inner thigh training splint is used for leg training, and the inner thigh clamps the triangular push-out frame to slide inside the upper slide rail. The training spring provides a reverse force to help the thigh muscles to perform clamping training. Finally, the hinged spring rod plays an elastic supporting role for the calf training splint, and assists in supporting the back of the calf in conjunction with leg training. The arc-shaped extrusion plate uses elasticity to clamp and relax on both sides of the calf in conjunction with the calf movement to avoid lactic acid accumulation during calf training. BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 This is a schematic diagram of the overall structure of the lifting training state of the present invention; Figure 2 It is a schematic diagram of the overall upward structure of the present invention in the lifting training state; Figure 3 It is a schematic diagram of the overall top view structure of the present invention in the lifting training state; Figure 4 This is a schematic diagram of the structure of the lifting training frame of the present invention when it is lifted to the highest point and viewed from above; Figure 5 This is a schematic diagram of the overall structure of the belt in the reverse pedaling training state of the present invention; Figure 6 This is a schematic diagram of the structure of the calf training splint of the present invention; Figure 7 This is a schematic diagram of the structure of the triangular fixing block of the present invention; Figure 8 This is a bottom view of the triangular fixing block of the present invention.

[0017] In the figure: 1. Support base; 11. Fixed support rod; 12. Sliding frame; 13. Movable support rod; 14. First adjustment threaded rod; 2. Training seat; 21. Supporting chair back; 211. Massage stick; 212. Shoulder training roller; 3. Triangular fixing block; 31. First limit angle block; 32. Bottom slide rail; 33. Second limit angle baffle; 34. Second adjustment threaded rod; 4. Lifting training frame; 41. Fixed bolt rod; 5. Inner thigh Side training splint; 51, buffer pad; 52, upper slide rail; 521, movable plug rod; 522, training spring; 53, triangular push-out frame; 6, reverse pedal training slider; 61, fixed round block; 611, fixed bolt rod; 62, counterweight block; 63, instep pressing cylinder; 64, pedal board; 7, calf training splint; 71, hinged spring rod; 72, arc extrusion plate; 73, massage stick; 731, massage ball; 74, inner movable plate. DETAILED DESCRIPTION

[0018] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Embodiment 1 See also Figure 1-Figure 8The present invention provides a technical solution: it includes a support base 1, a training seat 2 is arranged above the support base 1, a triangular fixed block 3 is arranged at the front end of the training seat 2, a lifting training frame 4 is rotatably installed at the front end of the triangular fixed block 3, a back-pedal training slider 6 is arranged outside the lifting training frame 4, inner thigh training splints 5 are symmetrically hinged on both sides of the triangular fixed block 3, and calf training splints 7 are arranged on both sides of the lifting training frame 4, a fixed support rod 11 is symmetrically fixedly installed on the front upper surface of the support base 1, and the upper ends of the fixed support rod 11 are respectively hinged to the front lower surface of the training seat 2, a sliding frame 12 is slidably installed in the middle of the support base 1, and a movable support rod 13 is symmetrically rotatably installed above the sliding frame 12, and the upper ends of the movable support rod 13 are respectively rotatably connected to the lower surface of the training seat 2, and the middle of the fixed support rod 11 is rotatably connected to the lower surface of the training seat 2. A first adjusting threaded rod 14 is movably installed, and the outer surface of the first adjusting threaded rod 14 is threadedly connected to the middle inner wall of the sliding frame 12. A supporting chair back 21 is fixedly installed at the rear end of the training seat 2, and a first limiting angle block 31 is fixedly installed on the upper front end of the triangular fixing block 3. A rotating rail compatible with the lifting training frame 4 is arranged inside the triangular fixing block 3, and a bottom slide rail 32 is fixedly installed at the bottom of the triangular fixing block 3. A second limiting angle baffle 33 is slidably installed inside the bottom slide rail 32. A second adjusting threaded rod 34 is rotatably installed in the middle of the inner wall of the bottom slide rail 32, and the outer surface of the second adjusting threaded rod 34 is threadedly connected to the rear side wall of the second limiting angle baffle 33. A fixing bolt rod 41 is arranged inside one side of the lifting training frame 4, and a limiting jack compatible with the fixing bolt rod 41 is opened on the side wall of the second limiting angle baffle 33; In this embodiment, a massage stick 211 is arranged on the side wall of the support chair back 21, and a shoulder training roller 212 is fixedly installed on the outer side of the support chair back 21 by bolts. The training chair 2 and the support chair back 21 form a complete training chair. The massage stick 211 can relax the back muscles by rolling when a person sits on it for leg training, and the shoulder training roller 212 can assist in massaging the shoulders of the human body. In addition, a first retaining ring is arranged in front of the first adjusting threaded rod 14, and a second retaining ring is arranged behind the first adjusting threaded rod 14. A fixing bolt identical to the fixing bolt rod 41 is arranged above the reverse pedaling training slider 6, and a card hole adapted to the reverse pedaling training slider 6 is arranged above the lifting training frame 4. The fixed support rod 11 supports the front end of the training chair 2. When the sliding frame 12 is in the position of the first retaining ring, the training chair 2 remains upright. At this time, the person sitting Go up, by adjusting the position of the fixing bolt of the back-pedaling training slider 6, the fixing round block 61 is located above the instep, and the instep is used to drive the back-pedaling training slider 6 to realize the flipping and lifting of the lifting training frame 4, so as to achieve the purpose of driving the leg lifting training; by rotating the first adjusting threaded rod 14, the sliding frame 12 is retreated to the position of the second retaining ring, at this time, the second adjusting threaded rod 34 is rotated to push out the second limit angle baffle 33, and the fixing bolt rod 41 is rotated to clamp the fixing bolt rod 41 and the second limit angle baffle 33, and the training seat 2 is pulled by the movable support rod 13 to be in a supine 45° state, and by releasing the fixed state of the back-pedaling training slider 6, the lifting training frame 4 is in a lifted vertical fixed state, and at this time, the back-pedaling training slider 6 is slid on the lifting training frame 4 by the pedal, so as to achieve the purpose of leg back-pedaling training, and realize that one set of devices can achieve the purpose of two training modes.

[0020] Embodiment 2 On the basis of the first embodiment, in order to strengthen the training of the inner thigh muscles, the present embodiment further proposes that a buffer pad 51 is fixedly installed on the outer surface of the inner thigh training splint 5, an upper slide rail 52 is provided in the middle of the inner thigh training splint 5, the front end of the upper slide rail 52 is fixedly connected to the rear surface of the triangular fixed block 3, a movable plug rod 521 is movably installed in the middle of the upper slide rail 52, a training spring 522 is sleeved on the outside of the movable plug rod 521, a triangular push frame 53 is slidably installed inside the upper slide rail 52, the movable plug rod 521 penetrates the inner wall of the triangular push frame 53, the rear surface of the triangular push frame 53 is in contact with the front end of the training spring 522, push rods are symmetrically hinged on both sides of the upper side of the triangular push frame 53, and one end of the push rod is connected to the thigh. The inner surface of the inner leg training splint 5 is movably connected; in the present embodiment, the triangular fixing block 3 serves to connect the lifting training frame 4 and the inner thigh training splint 5. When a person is training, the inner thigh can clamp the inner thigh training splint 5 to train the inner thigh muscles. The buffer pad 51 is a soft rubber pad, which serves the purpose of buffering and shock absorption. The inner thigh training splint 5 clamps the inner thigh to make the triangular push-out frame 53 slide inside the upper slide rail 52. The training spring 522 provides a reverse force to help the thigh muscles to perform clamping training. The movable insertion rod 521 can be rotated and taken out by rotation to replace the training spring 522. Springs with different elastic coefficients can be replaced according to one's own leg strength to make the training more scientific.

[0021] Embodiment 3 On the basis of the second embodiment, in order to make the leg training more scientific, the present embodiment further proposes that the backward pedaling training slider 6 is slidably installed on the outer surface of the lifting training frame 4, and a fixed round block 61 is fixedly installed on the outer surface of the backward pedaling training slider 6, and a fixed bolt rod 611 is fixedly installed on the outer surface of the fixed round block 61, and a counterweight block 62 is movably installed outside the fixed bolt rod 611, and an adaptive nut fixing piece is provided at one end of the fixed bolt rod 611; in the present embodiment, the fixing bolt above the backward pedaling training slider 6 is rotated so that the backward pedaling training slider 6 can slide freely on the lifting training frame 4, and the outer side of the fixed round block 61 can be clamped and installed with the instep pressing cylinder 63, and the outer side of the instep pressing cylinder 63 is movably installed with a rubber pad round roller for easy lifting training, and the outer side of the fixed round block 61 can also be fixed with a foot pedal 64 by bolts for easy backward pedaling training, and the nut of the fixing bolt rod 611 is removed to freely add or subtract the instep pressing cylinder 63, and after fixing again, the leg training can be more scientific.

[0022] Embodiment 4 On the basis of the third embodiment, in order to cooperate with the calf muscles on the back of the leg for training, a hinged spring rod 71 is movably installed at one end of the calf training splint 7, and the upper end of the hinged spring rod 71 is hinged to the lower surface of the training seat 2. The inner side of the calf training splint 7 is symmetrically hinged with an arc-shaped extrusion plate 72, and a massage rod 73 is fixedly installed on the side surface of the arc-shaped extrusion plate 72. Massage balls 731 are evenly distributed inside the massage rod 73, and one end of the massage rod 73 is hinged with an inner movable plate 74. The inner movable plate 74 The side wall is provided with massage convex strips; in this embodiment, the hinged spring rod 71 plays the role of elastic support for the calf training splint 7, and assists in supporting the back of the calf in conjunction with leg training. The arc-shaped squeezing plate 72 uses elasticity to clamp and relax on both sides of the calf in conjunction with the calf movement, so as to relax the muscles on both sides of the calf. The massage stick 73 and the massage ball 731 assist in relaxing and massaging the leg muscles. The inner movable plate 74 relaxes the muscles on the back of the calf at the back, which can avoid the accumulation of lactic acid during calf training.

[0023] In actual use, firstly, when the sliding frame 12 is in the position of the first retaining ring, the training chair 2 remains in an upright state. At this time, a person sits on it and adjusts the position of the fixing bolt of the backward pedaling training slider 6 so that the fixing round block 61 is above the instep, and the instep is used to drive the backward pedaling training slider 6 to realize the flipping and lifting of the lifting training frame 4, so as to achieve the purpose of driving the leg lifting training. Secondly, by rotating the first adjusting threaded rod 14, the sliding frame 12 retreats to the position of the second retaining ring. At this time, the second adjusting threaded rod 34 is rotated to push out the second limit angle baffle 33, and the fixing bolt rod 41 is rotated to clamp the fixing bolt rod 41 and the second limit angle baffle 33. The training chair 2 is pulled by the movable support rod 13 to be in a 45° supine state. By releasing the fixed state of the backward pedaling training slider 6, the lifting training frame 4 is in a lifted vertical fixed state. At this time, the backward pedaling training slider 6 is slid on the lifting training frame 4 by pedaling, so as to achieve the purpose of leg backward pedaling training. Then, when the inner thigh training splint 5 is used for leg training, the inner thigh is clamped to make the triangular push-out frame 53 slide inside the upper slide rail 52, and the training spring 522 provides a reverse force to help the thigh muscles to perform clamping training. Finally, the hinged spring rod 71 plays a role of elastic support for the calf training splint 7, and assists in supporting the back of the calf in cooperation with leg training. The arc-shaped squeezing plate 72 uses elasticity to clamp and relax on both sides of the calf in cooperation with the calf movement to avoid lactic acid accumulation during calf training.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional leg muscle training device, comprising a support base (1), characterized in that: A training seat (2) is arranged above the support base (1); a triangular fixing block (3) is arranged at the front end of the training seat (2); a lifting training frame (4) is rotatably mounted at the front end of the triangular fixing block (3); a back-pedaling training slider (6) is arranged outside the lifting training frame (4); inner thigh training splints (5) are symmetrically hinged on both sides of the triangular fixing block (3); and calf training splints (7) are arranged on both sides of the lifting training frame (4).

2. A multifunctional leg muscle training device according to claim 1, characterized in that: A fixed support rod (11) is symmetrically fixedly mounted on the front upper surface of the support base (1), and the upper ends of the fixed support rods (11) are respectively hinged to the front lower surface of the training seat (2). A sliding frame (12) is slidably mounted in the middle of the support base (1), and a movable support rod (13) is symmetrically rotatably mounted above the sliding frame (12), and the upper ends of the movable support rods (13) are respectively rotatably connected to the lower surface of the training seat (2).

3. A multifunctional leg muscle training device according to claim 2, characterized in that: A first adjusting threaded rod (14) is rotatably mounted in the middle of the fixed support rod (11); an outer surface of the first adjusting threaded rod (14) is threadedly connected to an inner wall in the middle of the sliding frame (12); and a supporting chair back (21) is fixedly mounted at the rear end of the training seat (2).

4. A multifunctional leg muscle training device according to claim 1, characterized in that: A first limiting angle block (31) is fixedly mounted above the front end of the triangular fixing block (3); a rotating rail adapted to the lifting training frame (4) is arranged inside the triangular fixing block (3); a bottom slide rail (32) is fixedly mounted at the bottom of the triangular fixing block (3); a second limiting angle baffle (33) is slidably mounted inside the bottom slide rail (32); a second adjusting threaded rod (34) is rotatably mounted in the middle of the inner wall of the bottom slide rail (32); and an outer surface of the second adjusting threaded rod (34) is threadedly connected to the rear side wall of the second limiting angle baffle (33).

5. A multifunctional leg muscle training device according to claim 4, characterized in that: A fixing bolt rod (41) is disposed inside one side of the lifting training frame (4), and a limiting plug hole matched with the fixing bolt rod (41) is provided on the side wall of the second limiting angle baffle (33).

6. The multifunctional leg muscle training device according to claim 1, characterized in that: A buffer pad (51) is fixedly mounted on the outer surface of the inner thigh training splint (5); an upper slide rail (52) is arranged in the middle of the inner thigh training splint (5); the front end of the upper slide rail (52) is fixedly connected to the rear surface of the triangular fixing block (3); a movable insertion rod (521) is movably mounted in the middle of the upper slide rail (52); and a training spring (522) is sleeved on the outside of the movable insertion rod (521).

7. A multifunctional leg muscle training device according to claim 6, characterized in that: A triangular push-out frame (53) is slidably mounted inside the upper slide rail (52), the movable insertion rod (521) penetrates the inner wall of the triangular push-out frame (53), the rear surface of the triangular push-out frame (53) contacts the front end of the training spring (522), and push rods are symmetrically hinged on both sides of the upper side of the triangular push-out frame (53), one end of the push rod is movably connected to the inner surface of the inner thigh training splint (5).

8. The multifunctional leg muscle training device according to claim 1, characterized in that: The backward pedaling training slider (6) is slidably mounted on the outer surface of the lifting training frame (4); a fixed round block (61) is fixedly mounted on the outer surface of the backward pedaling training slider (6); a fixed bolt rod (611) is fixedly mounted on the outer surface of the fixed round block (61); a counterweight block (62) is movably mounted outside the fixed bolt rod (611); and a matching nut fixing piece is arranged at one end of the fixed bolt rod (611).

9. The multifunctional leg muscle training device according to claim 1, characterized in that: A hinged spring rod (71) is movably mounted on one end of the calf training splint (7), and the upper end of the hinged spring rod (71) is hinged to the lower surface of the training seat (2).

10. The multifunctional leg muscle training device according to claim 1, characterized in that: An arc-shaped extrusion plate (72) is symmetrically hingedly mounted on the inner side of the calf training splint (7), a massage rod (73) is fixedly mounted on the side surface of the arc-shaped extrusion plate (72), massage balls (731) are evenly distributed inside the massage rod (73), an inner movable plate (74) is hingedly mounted on one end of the massage rod (73), and a massage convex strip is provided on the side wall of the inner movable plate (74).

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