Adjustable cross fork training device

Abstract

The utility model discloses an adjustable cross fork training device which comprises a height adjusting assembly, the lower end of a fixing frame is fixedly arranged on a base, a sliding seat is arranged at the upper end of the fixing frame in a sliding mode, the height adjusting assembly is arranged between the fixing frame and the sliding seat and used for driving the sliding seat to slide, and the sliding seat is connected with the upper end of a circulating pull rod. The lower end of the circulating pull rod is connected with the seat, the seat is slidably arranged on a guide rod, the guide rod is fixedly arranged on the base, adjusting leg rods are hinged to the two sides of the seat, the lower ends of the adjusting leg rods are slidably arranged on the base, and the height adjusting assembly is electrically connected with the control center. And the leg rods can be adjusted to extend and retract under the action of the control center. The height adjusting assembly drives the seat to move up and down, so that cross-fork trainers with different heights and different states can be exercised, and the cross-fork trainers can automatically adjust the cross-fork trainers according to needs without assistance of other people.

Description

TECHNICAL FIELD

[0001] The utility model relates to cross training equipment technical field, especially in adjustable cross training device. BACKGROUND

[0002] In the prior art, most of the cross training equipment cannot be adjusted, and some are adjusted manually. The cross training equipment that cannot be adjusted needs to be provided with multiple sets so as to meet the use of training personnel of different heights, which also increases the investment cost. The cross training equipment that is adjusted manually needs to be adjusted by other personnel, which is very inconvenient for the cross training personnel. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at overcoming the defects of the prior art and providing adjustable cross training device.

[0004] The utility model aims at overcoming the defects of the prior art and providing adjustable cross training device.

[0005] An adjustable cross training device, comprising a base, a fixed frame, a sliding seat, a circulating pull rod, a seat, a guide rod, an adjustable leg rod and a height adjusting assembly, the lower end of the fixed frame is fixedly arranged on the base, the sliding seat is slidingly arranged on the upper end of the fixed frame, the height adjusting assembly is arranged between the fixed frame and the sliding seat and is used for driving the sliding seat to slide, the sliding seat is connected with the upper end of the circulating pull rod, the lower end of the circulating pull rod is connected with the seat, the seat is slidingly arranged on the guide rod, the guide rod is fixedly arranged on the base, the adjustable leg rod is hingedly arranged on the both sides of the seat, the lower end of the adjustable leg rod is slidingly arranged on the base, and the height adjusting assembly is electrically connected with a control center.

[0006] Further, the height adjusting assembly comprises an upper connecting plate, a lower connecting plate, a transmission screw rod and a screw rod motor, the upper connecting plate is fixedly arranged on the top of the fixed frame and is matched with the upper end of the transmission screw rod, the lower connecting plate is fixedly arranged on the middle part of the fixed frame and is matched with the lower end of the transmission screw rod, the screw rod motor is fixedly arranged on the lower connecting plate and the output end is connected with the transmission screw rod, and the transmission screw rod is threadedly matched with the sliding seat.

[0007] Further, the height adjusting assembly comprises a rack, a gear and a gear motor, the rack is fixedly arranged on the fixed frame and is engaged with the gear, the gear is connected with the output shaft of the gear motor through a worm gear, and the gear motor is fixedly arranged on the sliding seat.

[0008] Further, a circulation adjusting assembly is arranged between the sliding seat and the circulation pull rod, the circulation adjusting assembly comprises a circulation motor, a crankshaft and a swing pull rod, the circulation motor is fixedly arranged on the sliding seat, the crankshaft is rotatably arranged on the sliding seat and connected with an output portion of the circulation motor, and the upper end of the swing pull rod is rotatably arranged on the crankshaft, and the lower end of the swing pull rod is connected with the upper end of the circulation pull rod.

[0009] Further, a sliding plate is hingedly arranged on the lower end of the adjusting leg rod, and a friction reducing wheel is arranged on the sliding plate.

[0010] Further, a friction wheel plate is telescopically arranged on the base, and the friction wheel groove is arranged on the friction wheel plate.

[0011] Further, a foot plate and a leg pressing pad are arranged on the adjusting leg rod, and the leg pressing pad is arranged between the foot plate and the seat.

[0012] Further, a limiting wheel is rotatably arranged on the sliding seat and matched with the fixed frame.

[0013] Further, a limiting sliding block is fixedly arranged on the seat, and a limiting sliding groove matched with the limiting sliding block is arranged on the guide rod.

[0014] Further, a handrail and a backrest are fixedly arranged on the seat, the handrail is oppositely arranged with the backrest, and the backrest is arranged close to the side of the fixed frame.

[0015] The beneficial effects of the present application are as follows:

[0016] 1) In the present application, the adjusting leg rod can be elongated and shortened, and under the action of the control center, the height adjusting assembly drives the seat to move up and down, so that the cross training of people with different heights and different states can be exercised, and the cross trainer can automatically adjust as needed without the assistance of others.

[0017] 2) In the present application, the circulation adjusting assembly enables the cross trainer to achieve dynamic training when crossing, so that the cross trainer does not always maintain a cross posture.

[0018] 3) In the present application, the sliding plate is arranged on the lower side of the adjusting leg rod, and the friction reducing wheel is arranged on the sliding plate, so that the cross training can be better performed, and the friction during the cross training is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a schematic diagram of a three-dimensional connection structure using a transmission screw rod for transmission of the device;

[0020] Figure 2The schematic view of the profile connecting structure of the device using a transmission screw rod for transmission;

[0021] Figure 3 The schematic view of the profile connecting structure of the device using a gear and rack transmission;

[0022] Figure 4 The schematic view of the connecting structure of the square small platform and the circular small platform on the seat;

[0023] Figure 5 The schematic view of the connecting structure of the sliding seat, the circulating pull rod and the seat;

[0024] In the figure, 1 is a base, 2 is a fixed frame, 3 is a sliding seat, 4 is a circulating pull rod, 5 is a seat, 6 is a guide rod, 7 is an adjusting leg rod, 8 is an upper connecting plate, 9 is a lower connecting plate, 10 is a transmission screw rod, 11 is a screw rod motor, 12 is a rack, 13 is a gear, 14 is a gear motor, 15 is a circulating motor, 16 is a crankshaft, 17 is a swing pull rod, 18 is a sliding plate, 19 is an antifriction wheel, 20 is a wheel groove, 21 is a footboard, 22 is a leg pressing protection pad, 23 is a limiting wheel, 24 is a limiting sliding block, 25 is a limiting sliding groove, 26 is a handrail, 27 is a backrest, 28 is a wheel plate, 29 is a square small platform, 30 is a circular small platform, and 31 is a gas pressure spring. DETAILED DESCRIPTION

[0025] The technical scheme of the utility model will be described below in connection with the embodiments, obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] Referring to Figures 1-5 The utility model provides a technical scheme:

[0027] The adjustable cross training device comprises a base 1, a fixed frame 2, a sliding seat 3, a circulating pull rod 4, a seat 5, a guide rod 6, an adjusting leg rod 7 and a height adjusting assembly, the lower end of the fixed frame 2 is fixedly arranged on the base 1, the sliding seat 3 is slidingly arranged on the upper end of the fixed frame 2, the height adjusting assembly is arranged between the fixed frame 2 and the sliding seat 3 and is used for driving the sliding seat 3 to slide, the sliding seat 3 is connected with the upper end of the circulating pull rod 4, the lower end of the circulating pull rod 4 is connected with the seat 5, the seat 5 is slidingly arranged on the guide rod 6, the guide rod 6 is fixedly arranged on the base 1, the adjusting leg rod 7 is hingedly arranged on the two sides of the seat 5, the lower end of the adjusting leg rod 7 is slidingly arranged on the base 1, and the height adjusting assembly is electrically connected with a control center. The sliding seat 3 is rotatably provided with a limiting wheel 23 matched with the fixed frame 2. The seat 5 is fixedly provided with a limiting sliding block 24, and the guide rod 6 is provided with a limiting sliding groove 25 matched with the limiting sliding block 24. The base 1 is used for mounting the guide rod 6 and the fixed frame 2, the guide rod 6 and the fixed frame 2 are both vertically fixed on the base 1, the guide rod 6 is used for guiding the seat 5 to move up and down, the height adjusting assembly is used for driving the sliding seat 3 to move up and down on the fixed frame 2, and the circulating adjusting assembly is used for driving the seat 5 to move up and down reciprocatingly through the circulating pull rod 4. The adjusting leg rod 7 is a prior art and can realize telescopic adjustment. The control center is a prior art, the control center controls the height adjusting assembly to realize height position adjustment of the seat 5, and the control center controls the circulating adjusting assembly to drive the seat 5 to move up and down reciprocatingly.

[0028] In some embodiments, the height adjusting assembly comprises an upper connecting plate 8, a lower connecting plate 9, a transmission screw rod 10 and a screw rod motor 11, the upper connecting plate 8 is fixedly arranged on the top of the fixed frame 2 and matched with the upper end of the transmission screw rod 10, the lower connecting plate 9 is fixedly arranged on the middle of the fixed frame 2 and matched with the lower end of the transmission screw rod 10, the screw rod motor 11 is fixedly arranged on the lower connecting plate 9 and the output end is connected with the transmission screw rod 10, and the transmission screw rod 10 is threadedly matched with the sliding seat 3. The screw rod motor 11 is a motor in the prior art and is electrically connected with the control center. The screw rod motor 11 can be arranged on the upper connecting plate 8 or the lower connecting plate 9. In order to make the whole device more compact, the screw rod motor 11 is arranged on the lower connecting plate 9. The upper connecting plate 8 and the lower connecting plate 9 are used for mounting the screw rod motor 11 and the transmission screw rod 10. The screw rod motor 11 drives the transmission screw rod 10 to rotate, the transmission screw rod 10 drives the sliding seat 3 to slide up and down on the fixed frame 2, and the fixed frame 2 drives the seat 5 to move up and down through the circulating adjusting assembly. Under the action of the transmission screw rod 10, the two sides of the sliding seat 3 can be provided with the circulating adjusting assembly to drive the seat 5 to move up and down, or one side can be provided with the circulating adjusting assembly to drive the seat 5 to move up and down.

[0029] In some embodiments, the height adjusting assembly comprises a rack 12, a pinion 13 and a pinion motor 14, the rack 12 is fixedly arranged on the fixed frame 2 and engaged with the pinion 13, the pinion 13 is connected with the output shaft of the pinion motor 14 through a worm gear, and the pinion motor 14 is fixedly arranged on the sliding seat 3. The pinion motor 14 is an existing motor and is electrically connected with the control center, the worm gear is driven to rotate by the pinion motor 14, the worm gear drives the pinion 13 to rotate, the pinion 13 is engaged with the rack 12, the rack 12 is fixed on the fixed frame 2, the pinion 13 is arranged on the sliding seat 3, so that the sliding seat 3 can move up and down on the fixed frame 2, and finally drives the seat 5 to move up and down. The seat 5 is connected to one side of the sliding seat 3, and the other side is not provided with the seat 5 but provided with a counterweight rod. Generally, the opposite side of a single seat 5 is provided with a counterweight.

[0030] In some embodiments, a cycle adjusting assembly is arranged between the sliding seat 3 and the cycle pull rod 4, the cycle adjusting assembly comprises a cycle motor 15, a crankshaft 16 and a swing pull rod 17, the cycle motor 15 is fixedly arranged on the sliding seat 3, the crankshaft 16 is rotatably arranged on the sliding seat 3 and connected with the output part of the cycle motor 15, the upper end of the swing pull rod 17 is rotatably arranged on the crankshaft 16, and the lower end of the swing pull rod 17 is connected with the upper end of the cycle pull rod 4. The cycle motor 15 is an existing motor and is electrically connected with the control center, under the action of the control center, the cycle motor 15 drives the crankshaft 16 to rotate, the crankshaft 16 drives the seat 5 to move up and down through the swing pull rod 17 and the cycle pull rod 4, so that the trainer can perform dynamic training when performing lateral cross, which has better training effect. The crankshaft 16 and the sliding seat 3 are further provided with an existing air pressure spring 31. The sealed barrel of the air pressure spring 31 has an initial air pressure, which is higher than the external air pressure, so there is an initial pressure acting on the crankshaft. When the crankshaft 16 rotates, the up and down floating has a certain range, so the slider in the air pressure spring also moves up and down after the crankshaft rotates, the internal air pressure also compresses and recovers the initial air pressure. The force of the air pressure chamber of the air pressure spring 31 is several times higher than the up and down floating force of the crankshaft 16. When the force of the air pressure spring 31 offsets part of the gravity, the operation of the crankshaft 16 will be much easier.

[0031] In some embodiments, a sliding plate 18 is hingedly arranged on the lower end of the adjusting leg rod 7, a friction reducing wheel 19 is arranged on the sliding plate 18, and a friction wheel groove 20 matched with the friction reducing wheel 19 is arranged on the base 1. The sliding plate 18 is arranged to install the friction reducing wheel 19, four friction reducing wheels 19 are arranged on the sliding plate 18, and under the action of the friction reducing wheels 19, the lower end of the adjusting leg rod 7 can be more easily moved, and the friction when the lower end of the adjusting leg rod 7 moves is reduced.

[0032] In some embodiments, the base 1 is provided with a roller plate 28 in a telescopic manner, and the roller groove 20 is arranged on the roller plate 28. The roller plate 28 is arranged in a telescopic manner, so that the space occupation area can be reduced when the roller plate 28 is stored, and the roller plate 28 can be extended as needed when used. The roller plate 28 and the base 1 are locked and connected by using the locking structure in the prior art.

[0033] In some embodiments, the adjusting leg 7 is provided with a foot plate 21 and a leg pressing pad 22, and the leg pressing pad 22 is arranged between the foot plate 21 and the seat 5. The foot plate 21 is arranged to facilitate the trainer to step with the foot, and the foot plate 21 is hinged to the adjusting leg 7 and can be adjusted by rotating the adjusting leg 7. The adjusting leg 7 is provided with two groups of leg pressing pads 22, one group of leg pressing pads 22 is matched with the lower leg of the trainer, and the other group of leg pressing pads 22 is matched with the upper leg of the trainer. The leg pressing pad 22 can be freely detached or mounted on the adjusting leg 7, or can be arbitrarily mounted on different positions of the adjusting leg 7, and can be adjusted according to the specific conditions of the user. The leg pressing pad 22 can also be made into a high crossbar.

[0034] In some embodiments, the seat 5 is fixedly provided with a handrail 26 and a backrest 27, the handrail 26 and the backrest 27 are arranged opposite to each other, and the backrest 27 is arranged close to the fixed frame 2 side. The backrest 27 is arranged to make the trainer more comfortable during the training process, and the handrail 26 is arranged to make the trainer more safe during the up and down adjustment of the seat 5, so as to prevent injury during training. The handrail 26 can also be replaced by a square small platform 29, and a circular small platform 30 can also be arranged on the lower side.

[0035] In some embodiments, as shown in Figure 5 The lower end of the circulating pull rod 4 is connected with the seat 5, the upper end of the circulating pull rod 4 is hingedly arranged on the sliding seat 3, the transmission screw rod 10 is driven to rotate by the screw motor 11, the sliding seat 3 is driven to move up and down by the transmission screw rod 10, and the transmission screw rod 10 and the screw motor 11 are used in cooperation to replace the circulating adjusting assembly, so that the structure of the whole training device is more simplified, and the training requirements can also be met.

[0036] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "upper", "lower", "bottom", "one end", "top", "middle", "the other end", "coaxial", "one side", "inner", "front", "central", "both ends" and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0037] In the utility model, unless another definite provision and limitation, the term "arrange", "install", "connect", "fix", "hinge" and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two element internal communication or two element's mutual action relation, unless another definite limitation, for the ordinary skill in the art, can understand the above-mentioned term in the utility model specific meaning according to specific circumstances.

[0038] The above only is the preferred embodiment of the utility model, should understand the utility model is not limited to the form disclosed in this paper, should not be regarded as the exclusion of other embodiments, and can be used in various other combinations, modifications and environment, and can be within the scope of the concept described herein, by the above teaching or related art technical or knowledge is changed.And the personnel of the change and variation of the field do not deviate from the spirit and scope of the utility model, then all should be within the scope of protection of the claims attached to the utility model.

Claims

1. An adjustable lateral cross training device, characterized by: The utility model provides a height adjustable chair, including base (1), fixed frame (2), sliding seat (3), circulating pull rod (4), seat (5), guide rod (6), adjusting leg rod (7) and height adjusting assembly, the lower end fixed setting of fixed frame (2) is arranged on base (1), sliding seat (3) is slidably arranged on the upper end of fixed frame (2), height adjusting assembly is arranged between fixed frame (2) and sliding seat (3) and is used for driving sliding seat (3) sliding, sliding seat (3) is connected with the upper end of circulating pull rod (4), the lower end of circulating pull rod (4) is connected with seat (5), seat (5) is slidably arranged on guide rod (6), guide rod (6) is fixedly arranged on base (1), and the both sides of seat (5) are hingedly provided with adjusting leg rod (7), the lower end of adjusting leg rod (7) is slidably arranged on base (1), and height adjusting assembly is electrically connected with control center.

2. An adjustable lateral cross training device as claimed in claim 1, characterized in that: The height adjusting assembly includes an upper connecting plate (8), a lower connecting plate (9), a transmission screw rod (10), and a screw rod motor (11). The upper connecting plate (8) is fixedly arranged on the top of the fixed frame (2) and cooperates with the upper end of the transmission screw rod (10). The lower connecting plate (9) is fixedly arranged on the middle of the fixed frame (2) and cooperates with the lower end of the transmission screw rod (10). The screw rod motor (11) is fixedly arranged on the lower connecting plate (9) and the output end is connected with the transmission screw rod (10). The transmission screw rod (10) is threadedly cooperated with the sliding seat (3).

3. An adjustable lateral cross training device as claimed in claim 1, characterized in that: The height adjusting assembly includes a rack (12), a gear (13), and a gear motor (14). The rack (12) is fixedly arranged on the fixed frame (2) and is engaged with the gear (13). The gear (13) is connected with the output shaft of the gear motor (14) through a worm gear. The gear motor (14) is fixedly arranged on the sliding seat (3).

4. An adjustable lateral cross training device according to any one of claims 1-3, characterized in that: A circulating adjusting assembly is arranged between the sliding seat (3) and the circulating pull rod (4). The circulating adjusting assembly includes a circulating motor (15), a crankshaft (16), and a swing pull rod (17). The circulating motor (15) is fixedly arranged on the sliding seat (3). The crankshaft (16) is rotatably arranged on the sliding seat (3) and is connected with the output part of the circulating motor (15). The upper end of the swing pull rod (17) is rotatably arranged on the crankshaft (16). The lower end of the swing pull rod (17) is connected with the upper end of the circulating pull rod (4).

5. An adjustable lateral cross training device according to any one of claims 1-3, characterized in that: The lower end of the adjusting leg rod (7) is hingedly provided with a sliding plate (18). The sliding plate (18) is provided with an antifriction wheel (19). The base (1) is provided with a friction wheel groove (20) matched with the antifriction wheel (19).

6. An adjustable lateral cross training device as claimed in claim 5, characterized in that: The base (1) is provided with a friction wheel plate (28) arranged in an extendable manner. The friction wheel groove (20) is arranged on the friction wheel plate (28).

7. An adjustable lateral cross training device according to any one of claims 1-3, characterized in that: The adjusting leg rod (7) is provided with a foot pedal (21) and a leg pressing protection pad (22), and the leg pressing protection pad (22) is arranged between the foot pedal (21) and the seat (5).

8. An adjustable lateral cross training device according to any one of claims 1-3, characterized in that: The sliding seat (3) is rotatably provided with a limiting wheel (23) matched with the fixed frame (2).

9. An adjustable lateral cross training device according to any one of claims 1-3, characterized in that: The seat (5) is fixedly provided with a limiting sliding block (24), and the guide rod (6) is provided with a limiting sliding groove (25) matched with the limiting sliding block (24).

10. An adjustable lateral cross training device according to any one of claims 1-3, characterized in that: The seat (5) is fixedly provided with an armrest (26) and a backrest (27), the armrest (26) and the backrest (27) are oppositely arranged, and the backrest (27) is arranged close to the fixed frame (2) side.

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