Back pedal trainer
By designing the safety component and reset component in the reverse pedal trainer, the problem that traditional reverse pedal trainer is prone to accidents when the user's legs are removed is solved, and higher safety of use is achieved.
Patent Information
- Application Number
- CN202421658770.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-15
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2034-07-15
AI Technical Summary
Traditional reverse pedal training devices are prone to accidents when the user loses his legs, resulting in potential safety risks.
A reverse pedal trainer is designed, including a safety component and a reset component. The safety component fixes the mounting frame through the safety rope and the winding wheel to prevent the counterweight plate from moving downward; the reset component drives the lower shaft to rotate through the vortex spring to realize the winding of the safety rope.
It effectively avoids accidents caused by the user when the legs are removed, improves the safety of use, and prevents the counterweight plate from sliding uncontrollably.
Smart Images
Figure CN222900118U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of fitness equipment, and more specifically, to a back-pedaling training device. Background Art
[0002] The leg press machine is a fitness equipment designed for leg muscle training, also known as a leg press machine. Using the leg press machine can not only significantly enhance the strength and endurance of leg muscles and shape firm and powerful muscle lines, but also improve the body's stability and coordination, helping trainees to control their bodies more freely in various sports or daily activities. In addition, as a whole-body aerobic exercise, leg press training can effectively promote calorie consumption and fat burning, and has a positive effect on fat loss and body shaping.
[0003] When exercising with traditional leg press training equipment, if the user suffers a strain or sprain due to improper operation, which leads to weakness, the weight plate may slide down rapidly, posing a potential safety risk to the user. Utility Model Content
[0004] In order to overcome the above-mentioned defects of the prior art, an embodiment of the utility model provides a backward pedaling trainer. The technical problem to be solved by the present invention is that accidents are prone to occur with traditional backward pedaling trainers when the user's legs lose strength, causing injuries to the user.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a backward pedal training device, comprising a base frame, a sliding frame fixedly connected to the top of the base frame, two sliding rods fixedly connected inside the sliding frame, a mounting frame slidably sleeved outside the two sliding rods, a mounting plate fixedly connected to the outside of the mounting frame, a counterweight rod fixedly connected inside the mounting plate, counterweight plates fixedly connected to both ends of the counterweight rod, a seat plate fixedly connected inside the sliding frame, a backrest bracket fixedly connected to the top of the base frame, a backrest bracket fixedly connected to the side of the backrest bracket facing the mounting plate, a safety component is arranged inside the sliding frame, and a reset component is arranged on one side of the sliding frame;
[0006] The safety assembly comprises an upper rotating shaft, the upper rotating shaft is fixedly connected to the inside of the sliding frame, the outside of the upper rotating shaft is rotatably connected to two pulleys, the inside of the sliding frame is rotatably connected to the lower rotating shaft, the outside of the lower rotating shaft is fixedly connected to two winding wheels, a safety rope is fixedly connected between the mounting frame and the winding wheel, the safety rope is wound on the outside of the winding wheel, and the safety rope is rotatably connected to the outside of the pulley;
[0007] One end of the lower rotating shaft is fixedly connected to a limiting wheel, and a plurality of sockets are provided on the side of the limiting wheel. One side of the sliding frame is fixedly connected to a shell, and a latch is slidably sleeved inside the shell, and the latch is adapted to the socket. A return spring is movably sleeved inside the shell, and the return spring is located at the top of the latch. A limiting opening is provided inside the latch, and a through opening is provided inside the shell, and the through opening corresponds to the limiting opening. One side of the sliding frame is fixedly connected to two limiting seats, and sliding rods are slidably sleeved inside the two limiting seats. An insertion rod is fixedly connected inside the sliding rod, and the insertion rod is movably inserted into the through opening and the limiting opening, and a handle is fixedly connected to the outside of the sliding rod.
[0008] like Figure 1-5 As shown, the specific implementation method is: by holding the handle and pulling the sliding rod to move, the insertion rod is disengaged from the through-hole and the limit hole, and then the reset spring is pushed to insert the pin into the corresponding socket, thereby limiting the rotation of the limit wheel and then limiting the rotation of the lower rotating shaft, and then the mounting frame can be fixed by two safety ropes to prevent the counterweight plate from moving further downward to avoid accidents to the user.
[0009] In a preferred embodiment, the reset assembly includes a reset bin, which is fixedly connected to a side of the sliding frame away from the limiting wheel, the reset bin is internally rotatably connected to a central axis, and the central axis is fixedly connected to an end of the lower rotating shaft away from the limiting wheel, and a vortex spring is installed inside the reset bin.
[0010] The vortex spring can drive the lower rotating shaft to rotate, so that the safety rope can be reeled in.
[0011] In a preferred embodiment, a seat cushion is fixedly connected to the top of the seat board, and a back cushion is fixedly connected to the side of the backrest board facing the seat board.
[0012] The seat cushion and back cushion provided can make the user more comfortable.
[0013] In a preferred embodiment, two handles are fixedly connected to one side of the sliding frame facing the backrest, and the handles are located on both sides of the seat cushion.
[0014] The provided handle makes it more convenient for fitness users to use.
[0015] In a preferred embodiment, a non-slip pad is fixedly connected to the side of the mounting plate facing the back pad.
[0016] The anti-skid pad can prevent the fitness person from slipping when using the fitness person.
[0017] In a preferred embodiment, a pull rod is fixedly connected to the top of the latch, and the pull rod is movably sleeved inside the shell, and a pull ring is rotatably connected to the top of the pull rod.
[0018] The latch can be easily reset by means of a pull ring.
[0019] Technical effects and advantages of the utility model:
[0020] By holding the handle and pulling the sliding rod to move, the insertion rod is disengaged from the through-hole and the limit hole, and then the latch is inserted into the corresponding socket under the push of the reset spring, thereby limiting the rotation of the limit wheel and further limiting the rotation of the lower rotating shaft. Subsequently, the mounting frame can be fixed by two safety ropes to prevent the counterweight plate from moving further downward, thereby avoiding accidents to the user. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a schematic diagram of the overall structure of one side of the utility model.
[0022] Figure 2 It is a schematic diagram of the overall structure of the other side of the utility model.
[0023] Figure 3 It is a schematic diagram of the internal structure of the shell of the utility model.
[0024] Figure 4 It is a schematic diagram of the internal structure of the reset bin of the utility model.
[0025] Figure 5 for Figure 1 Schematic diagram of the enlarged structure at point A in the middle.
[0026] The accompanying drawings are marked as follows: 1. base frame; 2. sliding frame; 3. sliding rod; 4. mounting frame; 5. mounting plate; 6. counterweight plate; 7. backrest bracket; 8. back plate; 9. back cushion; 10. seat plate; 11. seat cushion; 12. lower rotating shaft; 13. winding wheel; 14. safety rope; 15. limiting wheel; 16. socket; 17. shell; 18. latch; 19. reset spring; 20. limiting opening; 21. through opening; 22. pull rod; 23. pull ring; 24. reset chamber; 25. central axis; 26. vortex spring; 27. limiting seat; 28. plug rod; 29. handle; 30. grip; 31. upper rotating shaft; 32. pulley; 33. anti-slip pad; 34. sliding rod; 35. counterweight rod. DETAILED DESCRIPTION
[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0028] The utility model provides a backward pedaling training device, comprising a base frame 1, a sliding frame 2 is fixedly connected to the top of the base frame 1, two sliding rods 3 are fixedly connected inside the sliding frame 2, a mounting frame 4 is slidably sleeved outside the two sliding rods 3, a mounting plate 5 is fixedly connected to the outside of the mounting frame 4, a counterweight rod 35 is fixedly connected inside the mounting plate 5, counterweight plates 6 are fixedly connected to both ends of the counterweight rod 35, a seat plate 10 is fixedly connected inside the sliding frame 2, a backrest bracket 7 is fixedly connected to the top of the base frame 1, a backrest bracket 8 is fixedly connected to the side of the backrest bracket 7 facing the mounting plate 5, a safety component is arranged inside the sliding frame 2, and a reset component is arranged on one side of the sliding frame 2;
[0029] The safety assembly includes an upper rotating shaft 31, the upper rotating shaft 31 is fixedly connected to the inside of the sliding frame 2, the outside of the upper rotating shaft 31 is rotatably connected to two pulleys 32, the inside of the sliding frame 2 is rotatably connected to the lower rotating shaft 12, the outside of the lower rotating shaft 12 is fixedly connected to two winding wheels 13, a safety rope 14 is fixedly connected between the mounting frame 4 and the winding wheel 13, and the safety rope 14 is wound on the outside of the winding wheel 13, and the safety rope 14 is rotatably connected to the outside of the pulley 32;
[0030] One end of the lower rotating shaft 12 is fixedly connected to a limiting wheel 15, and a plurality of sockets 16 are provided on the side of the limiting wheel 15. One side of the sliding frame 2 is fixedly connected to a shell 17, and a latch 18 is slidably sleeved inside the shell 17, and the latch 18 is adapted to the socket 16. A return spring 19 is movably sleeved inside the shell 17, and the return spring 19 is located at the top of the latch 18. A limiting opening 20 is provided inside the latch 18, and a through opening 21 is provided inside the shell 17, and the through opening 21 corresponds to the limiting opening 20. One side of the sliding frame 2 is fixedly connected to two limiting seats 27, and a sliding rod 34 is slidably sleeved inside the two limiting seats 27. An insertion rod 28 is fixedly connected inside the sliding rod 34, and the insertion rod 28 is movably inserted into the through opening 21 and the limiting opening 20. A handle 29 is fixedly connected to the outside of the sliding rod 34.
[0031] like Figure 1-5As shown, the specific implementation method is: by holding the handle 29 and pulling the sliding rod 34 to move, the insertion rod 28 is disengaged from the through hole 21 and the limit hole 20, and then the reset spring 19 is pushed to insert the pin 18 into the corresponding socket 16, thereby limiting the rotation of the limit wheel 15, and then limiting the rotation of the lower rotating shaft 12, and then the mounting frame 4 can be fixed by two safety ropes 14 to prevent the counterweight plate 6 from continuing to move downward, thereby avoiding accidents to the user.
[0032] The reset assembly includes a reset bin 24, which is fixedly connected to a side of the sliding frame 2 away from the limiting wheel 15, and the reset bin 24 is internally rotatably connected to a center shaft 25, and the center shaft 25 is fixedly connected to an end of the lower rotating shaft 12 away from the limiting wheel 15, and a vortex spring 26 is installed inside the reset bin 24.
[0033] like Figure 1-4 As shown, the specific implementation is: the spiral spring 26 can drive the lower rotating shaft 12 to rotate, so that the safety rope 14 can be reeled up.
[0034] A seat cushion 11 is fixedly connected to the top of the seat plate 10 , and a back cushion 9 is fixedly connected to the side of the backrest plate 8 facing the seat plate 10 .
[0035] like Figure 1-2 As shown, the specific implementation is that the seat cushion 11 and the back cushion 9 can make the user more comfortable.
[0036] Two handles 30 are fixedly connected to one side of the sliding frame 2 facing the back plate 8 , and the handles 30 are located on both sides of the seat cushion 11 .
[0037] like Figure 1-2 As shown, the specific implementation is: the handle 30 provided can make it more convenient for fitness users to use.
[0038] An anti-slip pad 33 is fixedly connected to one side of the mounting plate 5 facing the back pad 9 .
[0039] like Figure 1-2 As shown, the specific implementation is: the anti-skid pad 33 can be provided to prevent the fitness person from slipping when using the fitness person.
[0040] The top of the latch 18 is fixedly connected to a pull rod 22 , and the pull rod 22 is movably sleeved inside the housing 17 , and the top of the pull rod 22 is rotatably connected to a pull ring 23 .
[0041] like Figure 1-3 As shown, the specific implementation is that the latch 18 can be easily reset by providing a pull ring 23 .
[0042] Working principle of this utility model:
[0043] When the user needs to accidentally lose strength, he first holds the handle 29 to pull the sliding rod 34 to move, so that the insertion rod 28 disengages from the through hole 21 and the limit hole 20, and then the reset spring 19 pushes the pin 18 to be inserted into the corresponding socket 16, thereby limiting the rotation of the limit wheel 15, and then limiting the rotation of the lower rotating shaft 12, and then the two safety ropes 14 can fix the mounting frame 4 to prevent the counterweight plate 6 from moving further downward, thereby avoiding accidents to the user.
[0044] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;
[0045] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;
[0046] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.
Claims
1. A backward pedaling training device, comprising a base frame (1), characterized in that: The top of the base frame (1) is fixedly connected to a sliding frame (2), the interior of the sliding frame (2) is fixedly connected to two sliding rods (3), the exterior of the two sliding rods (3) is slidably sleeved with a mounting frame (4), the exterior of the mounting frame (4) is fixedly connected to a mounting plate (5), the interior of the mounting plate (5) is fixedly connected to a counterweight rod (35), both ends of the counterweight rod (35) are fixedly connected to counterweight plates (6), the interior of the sliding frame (2) is fixedly connected to a seat plate (10), the top of the base frame (1) is fixedly connected to a backrest bracket (7), the side of the backrest bracket (7) facing the mounting plate (5) is fixedly connected to a backrest plate (8), the interior of the sliding frame (2) is provided with a safety component, and one side of the sliding frame (2) is provided with a reset component; The safety assembly comprises an upper rotating shaft (31), the upper rotating shaft (31) is fixedly connected to the inside of the sliding frame (2), the outside of the upper rotating shaft (31) is rotatably connected to two pulleys (32), the inside of the sliding frame (2) is rotatably connected to a lower rotating shaft (12), the outside of the lower rotating shaft (12) is fixedly connected to two winding wheels (13), a safety rope (14) is fixedly connected between the mounting frame (4) and the winding wheel (13), the safety rope (14) is wound on the outside of the winding wheel (13), and the safety rope (14) is rotatably connected to the outside of the pulley (32); One end of the lower rotating shaft (12) is fixedly connected to a limiting wheel (15), and a plurality of sockets (16) are provided on a side of the limiting wheel (15). One side of the sliding frame (2) is fixedly connected to a housing (17), and a latch (18) is slidably sleeved inside the housing (17), and the latch (18) is matched with the socket (16). A return spring (19) is movably sleeved inside the housing (17), and the return spring (19) is located at the top of the latch (18). A limiting socket (16) is provided inside the latch (18). 20), a through opening (21) is provided inside the housing (17), and the through opening (21) corresponds to the limit opening (20), one side of the sliding frame (2) is fixedly connected to two limit seats (27), the interiors of the two limit seats (27) are slidably sleeved with sliding rods (34), the interiors of the sliding rods (34) are fixedly connected to an insertion rod (28), and the insertion rod (28) is movably inserted into the through opening (21) and the limit opening (20), and the outer side of the sliding rod (34) is fixedly connected to a handle (29).
2. A backward pedaling training device according to claim 1, characterized in that: The reset assembly comprises a reset chamber (24), the reset chamber (24) being fixedly connected to a side of the sliding frame (2) away from the limiting wheel (15), the reset chamber (24) being rotatably connected to a central shaft (25) inside, and the central shaft (25) being fixedly connected to an end of the lower rotating shaft (12) away from the limiting wheel (15), and a vortex spring (26) being installed inside the reset chamber (24).
3. A backward pedaling training device according to claim 1, characterized in that: A seat cushion (11) is fixedly connected to the top of the seat plate (10), and a back cushion (9) is fixedly connected to the side of the backrest plate (8) facing the seat plate (10).
4. A backward pedaling training device according to claim 1, characterized in that: Two handles (30) are fixedly connected to one side of the sliding frame (2) facing the backrest (8), and the handles (30) are located on both sides of the seat cushion (11).
5. A backward pedaling training device according to claim 1, characterized in that: An anti-slip pad (33) is fixedly connected to the side of the mounting plate (5) facing the back pad (9).
6. A backward pedaling training device according to claim 1, characterized in that: The top of the latch (18) is fixedly connected to a pull rod (22), and the pull rod (22) is movably sleeved inside the housing (17), and the top of the pull rod (22) is rotatably connected to a pull ring (23).