CN223323979U - Seated leg opening and closing training device - Google Patents

Abstract

The utility model discloses a sitting posture leg opening and closing training device, which relates to the field of body-building equipment and adopts the technical scheme that the sitting posture leg opening and closing training device comprises a support frame, a seat and a seat, wherein the support frame is a support structure of the training device; the moving assembly comprises two first swing frames which are symmetrically arranged, the first swing frames are rotationally connected with the supporting frame, the load bearing assembly is linked with the first swing frames, and the load bearing assembly comprises a counterweight frame for bearing moving loads. The utility model has the beneficial effects that through the structure of the scheme, the guide frame is combined with the counterweight frame sliding on the guide frame to serve as a counterweight form of movement, and the vertical sliding is used as a movement track of the counterweight, compared with a swinging structure, the structure form occupies smaller space, and no direct distinction exists from the aspect of movement effect. And because the used thing leading truck is as the direction, compared with the counter weight of swing, its stability in the use is stronger, and burden is less to its associated bearing structure.

Description

Sitting posture leg opening and closing training device

Technical Field

The utility model relates to the field of body-building equipment, in particular to a sitting-posture leg opening and closing training device.

Background

Along with the development of society, the pursuit of people on life quality is higher at present, and besides basic requirements in life, the pursuit of people on leisure and recreation, physical health and the like is higher. For exercise, the use of exercise equipment to perform various exercises indoors is popular because exercise equipment can better exercise muscles in different locations with a more comfortable indoor environment.

The leg-separating training machine with the bulletin number CN213698718U can realize leg training movement in a sitting posture state, but adopts a counterweight linkage mode which is swinging, namely a mode of swinging through a counterweight bracket to provide load required by movement. This form requires that sufficient space be reserved for movement of the weight support, and on the other hand there is a greater burden on the weight support structure.

Disclosure of Invention

Aiming at one of the defects of the prior art, the utility model provides a sitting posture leg opening and closing training device, which solves the problem of optimizing the occupied space of leg training equipment.

In order to achieve the purpose, the utility model provides the following technical scheme that the sitting posture leg opening and closing training device comprises:

The supporting frame is a supporting structure of the training device,

The seat is arranged on the support frame and comprises a seat cushion and a back cushion;

The motion assembly is arranged on one side of the cushion, far away from the back cushion, and comprises two symmetrically arranged first swinging frames which are rotationally connected with the supporting frame;

The load assembly is linked with the first swing frame and comprises a counterweight frame for bearing moving load;

the support frame includes:

The guide frame is arranged on one side of the back pad, far away from the first swing frame, and is of a vertical guide structure, the first swing frame is in linkage with the counterweight frame, and the counterweight frame can be driven by the first swing frame to vertically slide along the guide frame.

Preferably, the support frame further comprises:

the guide frame comprises a first swinging frame, a second swinging frame, a guide frame, a bottom frame, a first guide frame, a second guide frame, a first guide frame and a second guide frame, wherein the bottom frame is of a bottom structure of the support frame;

the cushion frame is fixedly arranged on the underframe and used for supporting the cushion;

And the back cushion frame is used for supporting the back cushion.

Preferably, the bottom of the cushion frame is fixedly connected with the underframe;

the back cushion frame is arranged between the cushion frame and the guide frame, one side of the back cushion frame is fixedly connected with the upper part of the cushion frame, and the other side of the back cushion frame is fixedly connected with the upper part of the guide frame.

Preferably, the back pad frame includes:

The fixing part is fixedly arranged between the cushion frame and the guide frame and comprises an inclined frame body and a transverse frame body, the upper parts of the transverse frame body and the guide frame are fixedly connected, one end of the inclined frame body is fixedly connected with the transverse frame body, and the other end of the inclined frame body is fixedly connected with the cushion frame;

the adjustable part comprises a sliding rod which is in sliding connection with the transverse frame body, one end of the sliding rod is fixedly connected with the back pad, and a limiting pin is arranged between the sliding rod and the transverse frame body.

Preferably, the cushion frame further comprises:

the handles are respectively arranged at two sides of the cushion.

Preferably, the motion assembly further comprises:

The leg pad assembly comprises leg pad frames which are rotatably connected with the first swing frames, wherein the leg pad frames extend upwards;

the foot limiting assembly is arranged at one end, far away from the cushion, of the first swinging frame and used for limiting feet during movement.

Preferably, the load assembly further comprises:

The linkage assembly is arranged between the first swinging frame and the counterweight frame, and the first swinging frame can drive the counterweight frame to ascend or descend through the linkage assembly.

Preferably, the first swing frame includes:

The main rotating rod is rotationally connected with the underframe;

The leg pad assembly and the foot limiting assembly are arranged on the swing arm.

Preferably, the swing arm can move towards or away from the main rotating rod, and a positioning pin is arranged at the joint of the swing arm and the main rotating rod.

Preferably, the first swing frame further includes:

The swing arm connecting rod is arranged between the two main rotating rods, and two ends of the swing arm connecting rod are respectively connected with the side parts of the two main rotating rods in a rotating way.

Preferably, the linkage assembly comprises:

The auxiliary rotating rod is coaxially arranged with the main rotating rod and is rotationally connected with the underframe;

The rotating plate is fixedly arranged on the auxiliary rotating rod, and a plurality of adjusting holes are formed in the circumference of the rotating plate;

the adjusting pin penetrates through the swing arm and can be spliced with an adjusting hole on the rotating plate;

One end of the rotating piece is connected with the rotating plate;

one end of the rod body of the connecting rod is connected with the other end of the rotating piece;

The frame body of the second swing frame is rotationally connected with the support frame and is connected with one end of the connecting rod, which is far away from the rotating piece;

And one end of the cable of the pulley cable combination is connected with the counterweight frame, and the other end of the cable of the pulley cable combination is connected with the second swinging frame.

Compared with the prior art, the structure has the advantages that through the structure of the scheme, the guide frame is combined with the counterweight frame sliding on the guide frame to serve as a counterweight form of movement, and the vertical sliding serves as a movement track of the counterweight, compared with a swinging structure, the structure occupies smaller space, and no direct distinction exists from the aspect of movement effect. And because the used thing leading truck is as the direction, compared with the counter weight of swing, its stability in the use is stronger, and burden is less to its associated bearing structure.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic diagram of the overall structure of the embodiment of the present application

FIG. 4 is an enlarged view of part of A of FIG. 3;

FIG. 5 is a reference diagram showing the usage status of the embodiment of the present application;

Fig. 6 is a two-reference view of a usage state according to an embodiment of the present application.

In the figure:

1. The device comprises a support frame, 11, a bottom frame, 12, a guide frame, 13, a cushion frame, 131, a handle, 14, a back cushion frame, 141, a limiting pin, 2, a seat, 21, a cushion, 22, a back cushion, 3, a motion assembly, 31, a first swing frame, 311, a main rotating rod, 312, a swing arm, 313, a swing arm connecting rod, 32, a leg cushion assembly, 33, a foot limiting assembly, 4, a load assembly, 41, a counterweight frame, 42, a secondary rotating rod, 43, a rotating plate, 44, an adjusting pin, 45, a rotating member, 46, a connecting rod, 47, a second swing frame, 48 and a pulley cable combination.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present application provides the following technical solutions:

The utility model provides a position of sitting shank trainer that opens and shuts, includes as trainer's bearing structure's support frame 1, is provided with seat 2 on support frame 1, and seat 2 includes cushion 21 and back cushion 22. The side of the cushion 21 far away from the back cushion 22, that is, the front side of the cushion 21 is provided with a movement assembly 3, the movement assembly 3 comprises two symmetrically arranged first swinging frames 31, the first swinging frames 31 are rotationally connected with the supporting frame 1, and the first swinging frames 31 serve as movement structures for the split leg clamping actions. A weight assembly 4 is provided in linkage with the first swing frame 31, the weight assembly 4 includes a weight frame 41 for carrying a moving weight, the weight frame 41 includes a barbell bar, and a barbell plate for weight can be placed on the barbell bar.

The support frame 1 comprises a guide frame 12, wherein the guide frame 12 is arranged on one side, far away from the first swinging frame 31, of the back cushion 22 and is of a rod body guide structure which is vertically arranged, the first swinging frame 31 is linked with the counterweight frame 41, and the counterweight frame 41 can be driven by the first swinging frame 31 to vertically slide along the guide frame 12.

By the structure of the scheme, the guide frame 12 is combined with the counterweight frame 41 sliding on the guide frame as a counterweight form of movement, and the vertical sliding is used as a movement track of the counterweight, compared with a swinging structure, the structure occupies smaller space, and no direct difference exists from the movement effect. And because the adopted event guide frame 12 is used as a guide, compared with a swinging counterweight, the stability in the use process is stronger, and the burden is smaller for a related supporting structure.

On the basis of the above embodiment, the support frame 1 further includes the bottom frame 11, the cushion frame 13, and the back cushion frame 14. The underframe 11 is of a bottom structure of the support frame 1, the lower end of the guide frame 12 is fixedly connected with the underframe 11, the first swinging frame 31 is rotatably connected with the underframe 11, the underframe 11 comprises two main bottom rods which are arranged in parallel, and two cross rods are arranged between the main bottom rods. The cushion frame 13 is fixedly provided on the bottom frame 11 for supporting the seat cushion 21, and the back cushion frame 14 is for supporting the back cushion 22. As shown in fig. 2, the bottom of the cushion frame 13 is fixedly connected with the underframe 11, the back cushion frame 14 is arranged between the cushion frame 13 and the guide frame 12, one side of the back cushion frame 14 is fixedly connected with the upper part of the cushion frame 13, and the other side is fixedly connected with the upper part of the guide frame 12.

The back rest 14 includes a fixed portion and an adjustable portion. The fixed part is fixedly arranged between the cushion frame 13 and the guide frame 12, the fixed part comprises an inclined frame body and a transverse frame body, the transverse frame body is fixedly connected with the upper part of the guide frame 12, one end of the inclined frame body is fixedly connected with the transverse frame body, the other end of the inclined frame body is fixedly connected with the cushion frame 13, and the transverse frame body is of a cylindrical structure. The adjustable part comprises a slide bar which is connected with the transverse frame body in a sliding way, one end of the slide bar is fixedly connected with the back pad 22, and a limiting pin 141 is arranged between the slide bar and the transverse frame body. The position of the back pad 22 can be adjusted by the limit pins 141 so as to be suitable for different users.

The cushion frame 13 further includes handles 131, one handle 131 being provided on each side of the seat cushion 21.

On the basis of the above embodiment, the movement assembly 3 further comprises a leg pad assembly 32, the leg pad assembly 32 comprises leg pad frames rotatably connected with the first swing frames 31, the leg pad frames extend upwards, the upper parts of the leg pad frames are fixedly connected with the leg pads, and the leg pad assembly 32 is arranged corresponding to each first swing frame 31. A foot limiting assembly 33 is disposed at one end of the first swing frame 31 away from the seat cushion 21, and the foot limiting assembly 33 is used for limiting feet during movement.

Referring to fig. 5 and 6, the device can be used for performing split leg movement, and when in use, the position of the first swinging frame 31 is set according to different requirements, fig. 5 is a split leg movement setting mode, and fig. 6 is a leg movement setting mode. The foot limiting assembly 33 is in the form of two clamping rollers arranged on each first swinging frame 31, and can place the ankle between the two clamping rollers, and the thigh side part is abutted against the leg pad to perform leg separation or leg clamping movement.

On the basis of the above embodiment, the first swing frame 31 specifically includes the main rotation lever 311 and the swing arm 312. The main rotating rod 311 is rotatably connected with the underframe 11, and is arranged in the vertical direction, the swing arm 312 is arranged on one side of the main rotating rod 311, and the leg pad assembly 32 and the foot limiting assembly 33 are both arranged on the swing arm 312.

Referring to fig. 4, a swing arm link 313 is provided between the two main rotation levers 311, and both ends of the swing arm link 313 are respectively rotatably connected to side portions of the two main rotation levers 311.

By virtue of the structure of the swing arm link 313, the two swing arms 312 can be opened or closed simultaneously in a mirror image manner.

On the basis of the above embodiment, a telescopic structure, such as an insert rod disposed at one side of the main rotation rod 311, may be added between the main rotation rod 311 and the swing arm 312, the swing arm 312 and the insert rod are inserted and slidably connected, and a positioning pin is disposed between the swing arm 312 and the insert rod. With this structure, the swing arm 312 can be moved toward or away from the main rotation lever 311 to improve adjustability for matching different users.

On the basis of the above embodiment, the load assembly 4 further includes a linkage assembly disposed between the first swing frame 31 and the weight frame 41, and the first swing frame 31 may drive the weight frame 41 to ascend or descend through the linkage assembly.

Referring to fig. 4, the linkage assembly includes a sub-rotation lever 42 coaxially disposed with the main rotation lever 311, and the sub-rotation lever 42 is rotatably connected with the chassis 11. A rotating plate 43 is fixedly arranged on the peripheral side of the auxiliary rotating rod 42, and a plurality of adjusting holes are formed in the circumference of the rotating plate 43. The adjusting pin 44 is arranged corresponding to the adjusting hole, the adjusting pin 44 penetrates through the swing arm 312, and the adjusting pin 44 is inserted into the adjusting hole on the rotating plate 43. A rotating member 45 is connected to the rotating plate 43, one end of the rotating member 45 is connected to the rotating plate 43, and the other end is connected to one end of a rod body of the connecting rod 46. A second swing frame 47 is rotatably connected above the bottom frame 11, and the second swing frame 47 is connected to an end of the connection rod 46 remote from the rotation member 45. The linkage assembly further includes a pulley cable assembly 48, one end of the pulley cable assembly 48 being connected to the weight frame 41 and the other end being connected to the second swing frame 47.

The swing arm 312 and the counterweight frame 41 can be linked by this structure. And because the initial position of the swing arm 312 is adjusted as desired, i.e., the condition shown in both fig. 5 and 6. In order to facilitate adjustment, the present embodiment provides a structure of the adjusting pin 44 and the rotating plate 43, and only simple insertion and rotation are required to complete the initial position change of the swing arm 312.

On the basis of the above-described embodiment, the specific connection forms of the swivel plate 43, the swivel member 45, the connecting rod 46 and the second swing frame 47 may be realized in various forms, and the following two are given.

One end of the connecting rod 46 is rotatably connected with the side part of the second swinging frame 47, and the axis of the rotating shaft of the connecting rod and the side part is in a horizontal state. The connecting rod 46 is rotatably connected with the rotating member 45, and the axis of the rotating shaft of the connecting rod and the rotating member is arranged in the vertical direction. The rotating member 45 is rotatably connected to the rotating plate 43 with its axis of rotation also being in the vertical direction. At this time, it is required to satisfy the connection of the connection rod 46 and the rotation member 45, or the connection of the rotation member 45 and the rotation plate 43 can be vertically slid.

Alternatively, the two ends of the connecting rod 46 are connected to the second swinging frame 47 and the rotating member 45 by spherical hinges, the rotating member 45 is connected to the rotating plate 43 by rotation, and the rotation axis direction of the rotating member 45 and the rotating plate is vertical.

The two forms can realize the linkage effect required by the scheme.

In describing the present application and its embodiments, it should be understood that the orientation or positional relationship indicated by the terms "top", "bottom", "height", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description and simplification of the description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present application.

In the present application and its embodiments, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," "secured" and the like are to be construed broadly and as such, for example, as being fixedly connected, as being removably connected, as being integral with, as being mechanically connected, as being in electrical communication with, as being directly connected, as being indirectly connected through an intervening medium, as being in communication with or in interaction with two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present application and its embodiments, unless explicitly specified and limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include both the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.

The above disclosure provides many different embodiments, or examples, for implementing different structures of the application. The foregoing description of specific example components and arrangements has been presented to simplify the present disclosure. They are, of course, merely examples and are not intended to limit the application. Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.

While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present application without departing from the spirit or scope of the application. Thus, it is intended that the present application also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (10)

1. A sitting leg opening and closing training device, comprising:

the supporting frame (1) is a supporting structure of the training device,

The seat (2) is arranged on the support frame (1), and the seat (2) comprises a cushion (21) and a back cushion (22);

The motion assembly (3) is arranged on one side of the cushion (21) far away from the back cushion (22) and comprises two symmetrically arranged first swinging frames (31), and the first swinging frames (31) are rotationally connected with the support frame (1);

The load assembly (4) is linked with the first swing frame (31), and the load assembly (4) comprises a counterweight frame (41) for bearing moving loads;

The support frame (1) comprises:

The guide frame (12) is arranged on one side, far away from the first swinging frame (31), of the back pad (22), the guide frame (12) is of a vertical guide structure, the first swinging frame (31) is linked with the counterweight frame (41), and the counterweight frame (41) can be driven by the first swinging frame (31) to vertically slide along the guide frame (12).

2. The sitting leg opening and closing training device according to claim 1, characterized in that the support frame (1) further comprises:

The bottom frame (11) is of a bottom structure of the supporting frame (1), the lower end of the guide frame (12) is fixedly connected with the bottom frame (11), and the first swinging frame (31) is rotationally connected with the bottom frame (11);

A cushion frame (13) fixedly arranged on the underframe (11) and used for supporting a cushion (21);

and a back cushion frame (14) for supporting the back cushion (22).

3. The sitting leg opening and closing training device according to claim 2, characterized in that the bottom of the cushion frame (13) is fixedly connected with the underframe (11);

The back cushion frame (14) is arranged between the cushion frame (13) and the guide frame (12), one side of the back cushion frame (14) is fixedly connected with the upper part of the cushion frame (13), and the other side of the back cushion frame is fixedly connected with the upper part of the guide frame (12).

4. A sitting leg opening and closing exercise device according to claim 3, wherein the back pad frame (14) comprises:

The fixing part is fixedly arranged between the cushion frame (13) and the guide frame (12), and comprises an inclined frame body and a transverse frame body, wherein the transverse frame body is fixedly connected with the upper part of the guide frame (12), one end of the inclined frame body is fixedly connected with the transverse frame body, and the other end of the inclined frame body is fixedly connected with the cushion frame (13);

the adjustable part comprises a sliding rod which is in sliding connection with the transverse frame body, one end of the sliding rod is fixedly connected with the back pad (22), and a limiting pin (141) is arranged between the sliding rod and the transverse frame body.

5. The sitting leg opening and closing training device according to claim 4, wherein the movement assembly (3) further comprises:

The leg pad assembly (32) comprises leg pad frames which are rotatably connected with the first swinging frames (31), wherein the leg pad frames extend upwards, the upper parts of the leg pad frames are fixedly connected with leg pads, and the leg pad assembly (32) is arranged corresponding to each first swinging frame (31);

The foot limiting assembly (33) is arranged at one end of the first swinging frame (31) far away from the seat cushion (21) and used for limiting feet during movement.

6. The sitting leg opening and closing training device according to claim 5, wherein the weight assembly (4) further comprises:

The linkage assembly is arranged between the first swinging frame (31) and the counterweight frame (41), and the first swinging frame (31) can drive the counterweight frame (41) to ascend or descend through the linkage assembly.

7. The sitting leg opening and closing training device according to claim 6, wherein the first swing frame (31) comprises:

A main rotating rod (311) which is rotationally connected with the underframe (11);

The leg pad assembly (32) and the foot limiting assembly (33) are arranged on the swing arm (312).

8. A sitting leg opening and closing training device according to claim 7, characterized in that the swing arm (312) is movable towards or away from the main rotation lever (311), and the connection of the swing arm (312) and the main rotation lever (311) is provided with a positioning pin.

9. The sitting leg opening and closing training device according to claim 7, wherein the first swing frame (31) further comprises:

The swing arm connecting rod (313) is arranged between the two main rotating rods (311), and two ends of the swing arm connecting rod (313) are respectively connected with the side parts of the two main rotating rods (311) in a rotating way.

10. A sitting leg opening and closing exercise device according to claim 7, wherein the linkage assembly comprises:

The auxiliary rotating rod (42) is coaxially arranged with the main rotating rod (311) and is rotationally connected with the underframe (11);

The rotating plate (43) is fixedly arranged on the auxiliary rotating rod (42), and a plurality of adjusting holes are formed in the circumference of the rotating plate (43);

The adjusting pin (44) penetrates through the swing arm (312), and the adjusting pin (44) can be inserted into an adjusting hole on the rotating plate (43);

a rotating member (45) having one end connected to the rotating plate (43);

A connecting rod (46), one end of which is connected with the other end of the rotating piece (45);

The second swinging frame (47) is rotationally connected with the support frame (1) and is connected with one end of the connecting rod (46) far away from the rotating piece (45);

And a pulley cable assembly (48) having one end connected to the weight frame (41) and the other end connected to the second swing frame (47).