CN116920339A

CN116920339A - Multifunctional body-building device and use method thereof

Info

Publication number: CN116920339A
Application number: CN202311102158.5A
Authority: CN
Inventors: 罗卫波
Original assignee: Zhejiang Yulu Electronic Technology Co ltd
Current assignee: Zhejiang Yulu Electronic Technology Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2023-10-24

Abstract

The invention provides a multifunctional body-building device and a using method thereof, wherein the multifunctional body-building device comprises a frame, a cushion, a resistance device, two driving paddles and a pedal, the frame comprises a cross beam, a first supporting seat and a second supporting seat which are supported at the front end and the rear end of the cross beam, the cushion is in reciprocating sliding fit with the cross beam, the resistance device comprises a swinging piece and a resistance source which is suitable for providing resistance, the swinging piece is rotatably matched with the first supporting seat, one end of the resistance source is connected with the swinging piece, the two driving paddles are symmetrically arranged at the two sides of the swinging piece, the driving paddles comprise a grab bar and a crank which is suitable for being in transmission connection with the swinging piece and the grab bar, the grab bar is in universal connection with the crank, the grab bar strokes backwards along an arc to drive the swinging piece to swing forwards against the resistance, and the pedal is fixedly or rotatably arranged on the crank. According to the invention, the crank is connected with the grab rail in a universal way to drive the swinging piece to realize the training action of sliding arms along the arc, and the pedal is arranged on the crank to synchronously realize leg bending and stretching training and swinging training, so that the training effect is good.

Description

Multifunctional body-building device and use method thereof

Technical Field

The invention belongs to the technical field of body-building devices, and particularly relates to a multifunctional body-building device and a using method thereof.

Background

Along with the improvement of living standard, the body-building equipment is widely used by people.

The chinese patent of current application number CN202220795023.6 discloses a multi-functional supplementary exercise device, including the rowing machine frame, rowing machine frame one end is connected with the rowing motion imitative device that can assist in taking exercise, rowing machine frame middle part is connected with the cushion, the cushion bottom is provided with accomodates the bolt structure, the one end that rowing machine frame kept away from rowing motion imitative device is provided with the exercise structure that can assist in taking exercise, the bolt structure is connected with the exercise structure, this multi-functional supplementary exercise device, the rowing motion imitative device of setting can drive supplementary exerciser and imitate the action of rowing at home and take exercise. The above scheme has the following limitations: when the rowing machine is used for exercising, the arms and the legs of the user can only perform monotonic reciprocating motion along the extending direction of the rowing machine frame, the exercising mode is single, the number of body parts which can be exercised at the same time is small, and the exercising effect is poor.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a multifunctional exercise machine, so as to meet the needs of users.

To achieve the above object, the present invention provides a multifunctional exercise machine comprising

A frame, which comprises a cross beam, a first supporting seat and a second supporting seat which are supported at the front end and the rear end of the cross beam,

a cushion which is suitable for supporting the upper half body and is in reciprocating sliding fit with the cross beam,

a resistance device comprising a swinging member and a resistance source suitable for providing resistance, wherein the swinging member is rotatably matched with the first supporting seat, one end of the resistance source is connected with the swinging member,

the two driving paddles are symmetrically arranged at two sides of the swinging member, the driving paddles comprise a grab bar for being held by hands and a crank suitable for being in transmission connection with the swinging member and the grab bar, the grab bar is in universal connection with the crank, the grab bar strokes backwards along an arc shape to drive the swinging member to swing forwards against resistance,

a pedal adapted to support the foot, the pedal being fixedly or rotatably disposed to the crank.

As a preferred option: the crank includes the transmission shaft and forms at transmission shaft both ends and along the first right angle arm and the second right angle arm of opposite direction extension, and footboard fixed or rotatable setting is in first right angle arm, and the tip of first right angle arm is suitable for connecting the swinging member, and the tip of second right angle arm passes through the universal joint and connects in the grab rail.

As a preferred option: the first right angle arm is provided with the rotation support that is suitable for rotationally supporting the footboard, and the rotation support includes two first curb plates, first axis of rotation and at least one and ends the position axle, and first curb plate and first right angle arm fixed connection or integrated into one piece, first axis of rotation and the position axle of ending are installed in parallel each other between two first curb plates, and the middle part of footboard articulates in the axis of rotation, and the position axle of ending is suitable for the conflict footboard in order to restrict its further rotation.

As a preferred option: the length of the first right angle arm is 2-5 times of the length of the second right angle arm,

as a preferred option: the first rotating shaft is perpendicular to the length direction of the pedal, and the distance between the first rotating shaft and any one of the stopping shafts is not less than 1/3 of the length of the pedal.

As a preferred option: the first supporting seat comprises a first horizontal supporting seat which is suitable for contacting the supporting surface and two parallel first supporting rods which extend upwards, a swinging area which is suitable for the swinging piece to reciprocate is formed between the two first supporting rods, and the front end of the cross beam is arranged in the swinging area.

As a preferred option: the swinging piece comprises a swinging cross rod and a swinging vertical rod, the front end of the swinging cross rod and the bottom end of the swinging vertical rod are intersected to form a J-shaped structure, the swinging area comprises a second rotating shaft and a stopping seat, the second rotating shaft is arranged at the top end of the swinging area, the top end of the swinging vertical rod comprises a swinging pivot hinged to the second rotating shaft, the stopping seat is suitable for being in butt joint with the swinging vertical rod to limit the rear end of the swinging vertical rod to swing, the swinging cross rod is located below the cross beam, and the rear end of the swinging cross rod is suitable for being connected with a resistance source.

As a preferred option: the second supporting seat comprises a second horizontal supporting seat which is suitable for contacting the supporting surface and a second supporting rod which is suitable for supporting the rear end of the cross beam and extends upwards, the resistance source is at least one of a plurality of elastic resistance ropes which are arranged in parallel, optional loads or magnetic resistance pieces, one end of each elastic resistance rope is connected to the rear end of the corresponding swinging cross rod, and the other end of each elastic resistance rope is connected to the bottom end of the corresponding second horizontal supporting seat or the corresponding second supporting rod.

As a preferred option: the device also comprises a guide mechanism which is parallel to the cross beam, wherein the front end and the rear end of the guide mechanism respectively comprise pulley blocks which are suitable for guiding the elastic resistance ropes, one end of the guide mechanism is arranged below the second support rod or the guide mechanism is arranged below the cross beam.

As a preferred option: the cushion includes cushion body and is suitable for the cushion support of supporting the cushion body, and the crossbeam is including the sliding region that is suitable for sliding fit cushion support.

As a preferred option: the cushion support comprises sliding wheel shafts arranged in a triangular array, two sliding wheel shafts of the cushion support are in rolling fit with the upper surface of the sliding region, the other sliding wheel shaft is in rolling fit with the lower surface of the sliding region, and the upper surface of the sliding region and/or the lower surface of the sliding region comprise stop ribs which are suitable for being abutted to the sliding wheel shafts in matching to limit the cushion to impact the first supporting seat and the second supporting seat.

As a preferred option: the side surface of sliding region includes a plurality of spacing holes that set up along its extending direction, and cushion support detachably is connected with spacing bolt, and arbitrary spacing hole is inserted in order to restrict the slip of cushion to spacing bolt optionally.

As a preferred option: the crossbeam is arranged horizontally, and the front end and the rear end of the crossbeam are fixedly connected with the first supporting seat and the second supporting seat.

As a preferred option: one end of the cross beam is rotatably connected with the first supporting seat or the second supporting seat, the other end of the cross beam is correspondingly and adjustably connected with the second supporting seat or the first supporting seat, the cross beam can be horizontally arranged or the rear end of the cross beam is obliquely upwards arranged, an inclined angle can be formed between the cross beam and the horizontal plane, and the inclined angle degree is not more than 30 degrees.

The application method of the multifunctional body-building device comprises the following steps:

step 1: sitting on the cushion, placing feet on the pedals, and respectively grasping the grab rail by two hands, wherein the legs of the user are bent;

step 2: the two hands slide the grab rail backwards along the arc, the grab rail is suitable for driving the swinging piece to swing forwards through the crank, the pedal moves along with the crank, the two feet abut against the pedal, the cushion drives the upper half of the user to slide backwards, the two feet keep static relative to the crank, or the two feet drive the pedal to rotate relative to the crank so as to drive the leg to swing, and at the moment, the leg is converted from a bent shape to an extended shape;

step 3: the hands slide the grab rail forward along the arc, the cushion drives the upper body of the user to slide forward, the pedals reset along with the crank, and the legs are converted into a bent shape from an extended shape again.

The beneficial effects of the invention are as follows:

the arm is driven to move along the arc by arranging the grab bar universal connection crank to drive the swinging piece, leg bending and stretching training and swinging training are synchronously realized by arranging the pedal on the crank, and multiple parts of training can be simultaneously carried out, so that the training effect is good.

Drawings

Fig. 1 is a schematic structural diagram of a multifunctional exercise machine according to the present invention.

Fig. 2 is a schematic side view of a multifunctional exercise machine according to the present invention.

Fig. 3 is a schematic structural view of a driving paddle according to the present invention.

Fig. 4 is a schematic structural view of a crank according to the present invention.

Fig. 5 is a schematic structural view of a cushion bracket provided by the invention.

In the drawing, a cross beam 101, a first support base 102, a second support base 103, a seat cushion 104, a swinging member 105, a driving paddle 106, a grab bar 107, a crank 108, a transmission shaft 109, a first right angle arm 110, a second right angle arm 111, a universal joint 112, a rotating bracket 113, a first side plate 114, a first rotating shaft 115, a stopper shaft 116, a first horizontal support base 117, a first support rod 118, a second horizontal support base 119, a second support rod 120, a swinging region 121, a swinging cross bar 122, a swinging vertical bar 123, a second rotating shaft 124, a stopper base 125, a swinging pivot 126, a vertically extending section 127, a laterally bending section 128, an elastic resistance rope 129, a guide mechanism 130, a seat cushion body 131, a seat cushion bracket 132, a second side plate 133, a sliding axle 134, a stopper pin 135, a sliding region 136, a stopper hole 137, and a pedal 138.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention due to unnecessary details, only structures and/or processing steps closely related to aspects of the present invention are shown in the drawings, and other details not greatly related to the present invention are omitted.

In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-5, a multifunctional exercise machine comprises a frame, a cushion 104, a resistance device, two driving paddles 106 and pedals 138, wherein the frame comprises a cross beam 101, a first supporting seat 102 and a second supporting seat 103 which are supported at the front end and the rear end of the cross beam 101, the cushion 104 is suitable for supporting the upper half body, the cushion 104 is in reciprocating sliding fit with the cross beam 101, the resistance device comprises a swinging member 105 and a resistance source which is suitable for providing resistance, the swinging member 105 is rotatably matched with the first supporting seat 102, one end of the resistance source is connected with the swinging member 105, the two driving paddles 106 are symmetrically arranged at two sides of the swinging member 105, the driving paddles 106 comprise a grab bar 107 for being held by hands and a crank 108 which is suitable for connecting the swinging member 105 and the grab bar 107 in a transmission way, the grab bar 107 is connected with the crank 108 in a universal way, the grab bar 107 strokes backwards along an arc to drive the swinging member 105 to swing forwards against the resistance, the pedals 138 are suitable for supporting feet, and the pedals 138 are fixedly or rotatably arranged on the crank 108.

In the present embodiment, the crank 108 includes a drive shaft 109, and first and second right angle arms 110 and 111 formed at both ends of the drive shaft 109 and extending in opposite directions, an end of the first right angle arm 110 is adapted to be connected to the swing member 105, and an end of the second right angle arm 111 is connected to the grab bar 107 through a universal joint 112. The length of the first right angle arm 110 is 3 times that of the second right angle arm 111 to provide a space for rotatably mounting the pedal 138, the first right angle arm 110 is provided with a rotating bracket 113, the rotating bracket 113 includes two first side plates 114, a first rotating shaft 115 and a stopper shaft 116, the first side plates 114 are fixedly connected with the first right angle arm 110, the first rotating shaft 115 and the stopper shaft 116 are mounted between the two first side plates 114 in parallel with each other, the middle part of the pedal 138 is hinged to the first rotating shaft 115, and the stopper shaft 116 is adapted to abut against the second half area of the pedal 138 to limit further rotation thereof. Further, the first rotation shaft 115 and the stop shaft 116 are both perpendicular to the length direction of the pedal 138, the distance between the first rotation shaft 115 and the stop shaft 116 is 1/3 of the length of the pedal 138, the span between the first rotation shaft and the stop shaft is large, and the support stability is good.

In the present embodiment, the first support base 102 includes a first horizontal support base 117 adapted to contact the support surface and two parallel and upwardly extending first support rods 118, and a swing area 121 adapted to allow the swing member 105 to reciprocate is formed between the two first support rods 118. The second support base 103 comprises a second horizontal support base 119 adapted to contact the support surface and an upwardly extending second support bar 120. The cross beam 101 is horizontally arranged, and the front end and the rear end of the cross beam are fixedly connected with the swing area 121 and the second supporting seat 103. The swinging member 105 comprises a swinging cross rod 122 and a swinging vertical rod 123, the front end of the swinging cross rod 122 and the bottom end of the swinging vertical rod 123 are intersected to form a J-shaped structure, and the first right-angle arm 110 is connected to the position, close to the bottom end, of the swinging vertical rod 123, so that the pedal 138 moving along with the first right-angle arm 110 can be always at a proper height position in the moving process, and the leg is prevented from being lifted too high. The swing area 121 includes a second rotation axis 124 and a stop seat 125, the second rotation axis 124 is disposed at the top end of the swing area 121, the top end of the swing vertical rod 123 includes a swing hinge 126 hinged to the second rotation axis 124, the swing cross rod 122 is located below the cross beam 101, and the rear end of the swing cross rod 122 is adapted to be connected to a resistance source. Further, the first support rod 118 includes a vertical extension section 127 and a transverse bending section 128, the transverse bending section 128 is suitable for extending along a direction deviating from the swinging cross rod 122 and connecting to the first horizontal support seat 117, the stop seat 125 is suitable for being abutted to cooperate with the swinging vertical rod 123 to limit the swinging of the rear end thereof, the vertical extension section 127 and the swinging vertical rod 123 are arranged in parallel, the swinging cross rod 122 is also completely accommodated under the cross rod 101, and the structure is compact, thereby being beneficial to reducing the requirements on the field area during installation and use, and being suitable for household use.

In this embodiment, the resistance source is at least a plurality of elastic resistance ropes 129 arranged in parallel, one end of each elastic resistance rope 129 is connected to the rear end of the swing cross bar 122, and the other end of each elastic resistance rope 129 is connected to the bottom end of the second support bar 120. Further, the second support bar 120 is provided with a guide mechanism 130 disposed parallel to the cross beam 101, and both front and rear ends of the guide mechanism 130 respectively include pulley blocks adapted to guide the elastic resistance cables 129. By providing the guide mechanism 130 to guide the elastic resistance cord 129, when the connection points of the two ends of the elastic resistance cord 129 are determined, the arrangement path of the elastic resistance cord 129, that is, the cord length of the elastic resistance cord 129 can be extended, and the range of resistance that can be provided can be widened. In some other embodiments, the resistance source may be an optional load, a magnetic resistance, a combination of both, or the like, and the swing member 105 may be displaced against the weight of the optional load or against the magnetic force of the magnetic resistance as it swings outwardly.

In this embodiment, the seat cushion 104 includes a seat cushion body 131 and a seat cushion bracket 132 adapted to support the seat cushion body 131, and the cross member 101 includes a sliding region 136 adapted to slidably engage the seat cushion bracket 132. The cushion bracket 132 includes two second side plates 133 located at two sides of the sliding region 136, and sliding wheel shafts 134 arranged between the second side plates 133 in a triangular array, wherein the two sliding wheel shafts 134 are in rolling fit with the upper surface of the sliding region 136, the other sliding wheel shaft 134 is in rolling fit with the lower surface of the sliding region 136, and the lower surface of the sliding region 136 includes a stop rib adapted to abut against the sliding wheel shaft 134 to limit the cushion 104 from striking the first support seat 102 and the second support seat 103. The sliding region 136 has a plurality of limiting holes 137 along its extending direction on one side surface, the second side plate 133 is parallel to the side surface of the sliding region 136, correspondingly, the second side plate 133 is connected with a limiting plug 135 in a threaded manner, and the limiting plug 135 is selectively inserted into any one of the limiting holes 137 vertically to limit the sliding of the cushion 104, so that only the hand rowing motion is trained.

step 1: sitting on the seat cushion 104, placing feet on the pedals 138, and respectively grasping the grab rail 107 by both hands, wherein the legs of the user are curved;

step 2: the hands slide the grab bar 107 backwards along the arc shape, the grab bar 107 is suitable for driving the swinging piece 105 to swing forwards through the crank 108, the elastic resistance rope 129 is stretched, the foot part is abutted against the pedal 138, the pedal 138 is lifted upwards along with the crank 108, the cushion 104 drives the upper body to slide backwards, the pedal 138 rotates around the first rotating shaft 115 to drive the legs to swing through the ankle joints, the training on the legs and knees is realized, and at the moment, the legs are converted into a stretching shape from a bending shape;

step 3: the hands slide the grab bar 107 forward along the arc, the cushion 104 drives the upper body of the user to slide forward, the pedal 138 is reset along with the crank 108, and the legs are changed from the stretching shape to the bending shape again.

In some other embodiments, one end of the cross beam 101 is rotatably connected to the first support seat 102, the other end of the cross beam 101 is correspondingly adjustably connected to the second support seat 103, the cross beam 101 can be switched between a horizontal setting or a rear end inclined upward setting, and an inclination angle can be formed between the cross beam 101 and the horizontal plane, wherein the inclination angle is not more than 30 °. When the cross beam 101 is obliquely arranged, the user still needs to overcome self gravity when performing rowing exercise and driving the upper body to slide backwards, so that the adjustment of the exercise intensity is realized, and more exercise requirements are met.

The above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention.

Claims

1. A multifunctional body-building device is characterized by comprising

The frame comprises a cross beam, a first supporting seat and a second supporting seat which are supported at the front end and the rear end of the cross beam,

a cushion which is suitable for supporting the upper half body, the cushion and the cross beam are in reciprocating sliding fit,

a resistance device comprising a swinging member rotatably engaged with the first support base and a resistance source adapted to provide resistance, one end of the resistance source being connected to the swinging member,

the two driving paddles are symmetrically arranged at two sides of the swinging piece, the driving paddles comprise a grab bar for being held by hands and a crank suitable for being in transmission connection with the swinging piece and the grab bar, the grab bar is in universal connection with the crank, the grab bar strokes backwards along an arc to drive the swinging piece to swing forwards against resistance,

a pedal adapted to support a foot, the pedal being fixedly or rotatably disposed to the crank.

2. The multi-purpose fitness apparatus of claim 1, wherein the crank comprises a drive shaft and first and second right angle arms formed at both ends of the drive shaft and extending in opposite directions, the pedal is fixedly or rotatably disposed on the first right angle arm, an end of the first right angle arm is adapted to be connected to the swing member, and an end of the second right angle arm is connected to the grab bar by a universal joint.

3. The multi-purpose fitness apparatus of claim 2, wherein the first right angle arm is provided with a rotating bracket adapted to rotatably support the pedal, the rotating bracket comprises two first side plates, a first rotating shaft and at least one stopping shaft, the first side plates are fixedly connected with the first right angle arm or integrally formed, the first rotating shaft and the stopping shaft are installed between the two first side plates in parallel with each other, the middle part of the pedal is hinged to the rotating shaft, and the stopping shaft is adapted to abut against the pedal to limit further rotation of the pedal.

4. A multi-functional exercise machine according to claim 3, wherein the length of the first right angle arm is 2-5 times the length of the second right angle arm, and/or the first rotation axis is arranged perpendicular to the length direction of the pedal, and the distance between the first rotation axis and any one of the stop axes is not less than 1/3 of the length of the pedal.

5. The apparatus of any one of claims 1-4, wherein the first support base comprises a first horizontal support base adapted to contact the support surface and two parallel and upwardly extending first support bars, a swing area adapted to allow the swing member to reciprocate is formed between the two first support bars, and the front end of the cross beam is mounted to the swing area.

6. The device of claim 5, wherein the swinging member comprises a swinging cross rod and a swinging vertical rod, the front end of the swinging cross rod intersects with the bottom end of the swinging vertical rod to form a J-shaped structure, the swinging area comprises a second rotating shaft and a stopping seat, the second rotating shaft is arranged at the top end of the swinging area, the top end of the swinging vertical rod comprises a swinging pivot hinged to the second rotating shaft, the stopping seat is suitable for being in butt fit with the swinging vertical rod to limit the rear end of the swinging vertical rod to swing, the swinging cross rod is located below the cross rod, and the rear end of the swinging cross rod is suitable for being connected with the resistance source.

7. The multi-purpose fitness apparatus of claim 6, wherein the second support comprises a second horizontal support adapted to contact the support surface and a second support bar adapted to support the rear end of the cross beam and extending upward, the resistance source is at least one of a plurality of parallel arranged elastic resistance cords, optional loads, or magnetic resistance members, one end of the elastic resistance cord is connected to the rear end of the swing cross bar, and the other end of the elastic resistance cord is connected to the bottom end of the second horizontal support or the second support bar.

8. The multi-purpose fitness apparatus of claim 7, further comprising a guide mechanism disposed parallel to the cross beam, wherein the guide mechanism comprises pulley blocks adapted to guide the elastic resistance bands at front and rear ends, respectively, and wherein one end of the guide mechanism is mounted below the second support bar or the guide mechanism is mounted below the cross beam.

9. A multi-purpose exercise machine as recited in claim 1, wherein the seat cushion comprises a seat cushion body and a seat cushion bracket adapted to support the seat cushion body, the cross beam comprises a sliding region adapted to slidably engage the seat cushion bracket,

the cushion bracket comprises sliding wheel shafts arranged in a triangular array, two of the sliding wheel shafts are in rolling fit with the upper surface of the sliding region, the other sliding wheel shaft is in rolling fit with the lower surface of the sliding region, the upper surface of the sliding region and/or the lower surface of the sliding region comprises stop ribs which are suitable for being abutted with the sliding wheel shafts to limit the cushion to impact the first supporting seat and the second supporting seat,

and/or the side surface of the sliding area comprises a plurality of limiting holes arranged along the extending direction of the sliding area, the cushion bracket is detachably connected with a limiting bolt, and the limiting bolt can be selectively inserted into any one of the limiting holes to limit the sliding of the cushion.

10. A multi-purpose exercise machine as set forth in claim 1, wherein,

the beam is horizontally arranged, the front end and the rear end of the beam are fixedly connected with the first supporting seat and the second supporting seat,

or, one end of the beam is rotatably connected with the first supporting seat or the second supporting seat, the other end of the beam is correspondingly adjustably connected with the second supporting seat or the first supporting seat, the beam can be horizontally arranged or the rear end of the beam is obliquely upwards arranged, an inclined angle can be formed between the beam and the horizontal plane, and the degree of the inclined angle is not more than 30 degrees.

11. A method of using a multi-function exercise machine according to any one of claims 1-10, comprising the steps of:

step 1: the two feet are arranged on the pedals, the two hands respectively grip the grab rail, and the legs of the user are bent at the moment;

step 2: the two hands slide backwards along the arc shape to form a handrail rod, the handrail rod is suitable for driving the swinging piece to swing forwards through the crank, the pedal moves along with the crank, the two feet abut against the pedal, the cushion drives the upper body of a user to slide backwards, the two feet keep static relative to the crank, or the two feet drive the pedal to rotate relative to the crank to drive the legs to swing, and at the moment, the legs are converted from a bent shape to an extended shape;

step 3: the hands slide forward along the arc, the cushion drives the upper body of the user to slide forward, the pedals reset along with the crank, and the legs are converted into a bent shape from an extended shape again.