CN212262245U

CN212262245U - Multifunctional strength training instrument

Info

Publication number: CN212262245U
Application number: CN202020939969.6U
Authority: CN
Inventors: 沈怡东
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-01-01
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a multifunctional strength training apparatus, which comprises a stand column, a first motor, a first transmission device and a first magnetic powder brake, wherein the stand column is connected with a guide rail, the guide rail is connected with a slide block in a sliding way, the slide block is connected with a holding rod, the first motor is connected with the first transmission device, the first transmission device is connected with the slide block, the first motor can drive the first transmission device to move so as to drive the slide block to move up and down, and an output shaft of the first motor is inserted into a shaft hole of the first magnetic powder brake; by using the device, the electric control training resistance can be realized, and the accurate control of the training resistance can be realized.

Description

Multifunctional strength training instrument

Technical Field

The utility model relates to a training apparatus technical field, concretely relates to multi-functional strength training apparatus.

Background

There are various strength training apparatus in the existing market, train to the muscle of each position of health respectively, if: deep squat, bench press, hard pull, pull-up, rowing, etc. Some training devices provide specific trajectory strength training, such as leg curlers, butterfly machines, etc. The resistance adjusting mode of the force instrument is mainly realized by adjusting a balance weight, such as: the weight balancing block is assembled and disassembled, the weight of the training mode can be increased or decreased only according to the weight of the weight balancing block when the resistance is adjusted, and the weight is not accurately controlled.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a multi-functional strength training apparatus through using this device, can realize automatically controlled training resistance, realizes the accurate control of training resistance.

The utility model provides a multi-functional strength training apparatus, includes stand, first motor, first transmission and first magnetic powder stopper, be connected with the guide rail on the stand, sliding connection has the slider on the guide rail, be connected with the holding rod on the slider, first motor is connected with first transmission, and first transmission is connected with the slider, and first motor can drive the motion of first transmission and then drive the slider up-and-down motion, and the output shaft of first motor inserts in first magnetic powder stopper's the shaft hole. In order to solve the problems, the inventor designs the technical scheme, in the technical scheme, an upright column is arranged, a guide rail is connected to the upright column, a sliding block matched with the guide rail is arranged on the guide rail, a first motor and a first transmission device are arranged at the same time, the first motor can drive the first transmission device to move so as to drive the sliding block to move up and down, a holding rod is connected with the sliding block, an output shaft of the first motor is inserted into a shaft hole of a first magnetic powder brake, muscles mainly have two contraction forms, and can shorten the contraction and elongate the contraction, wherein the contraction means that the muscle tension is greater than the resistance, such as lifting heavy objects, horizontal pushing, deep squatting upward stroke and the like; the stretching and contraction refers to the muscle tension less than the resistance, such as putting down heavy objects, the horizontal pushing and the deep squatting downward stroke, etc., the deep squatting is used for explaining in the technical proposal, during the ascending process, the first motor does not work, the first magnetic powder brake works to limit the movement of the output shaft of the first motor, at the moment, the holding rod is lifted upwards to overcome the resistance provided by the first magnetic powder brake, when the holding rod moves downwards, the first magnetic powder brake is disconnected, the first motor rotates to drive the first transmission device to move so as to drive the slide block and the holding rod to move downwards, at the moment, a trainer forcibly blocks the tendency of downward movement of the holding rod to carry out strength training, and the strength training in the up-and-down direction is carried out in a circulating way, the training of the force in the up-and-down direction is realized through the matching of the first motor and the first magnetic powder brake, simultaneously through the control to first motor and the control of first magnetic powder brake, can realize the accurate control of training resistance.

Preferably, the stand is connected with a cross beam, the first transmission device comprises a first driving pulley, a first driven pulley and a first synchronous belt, the first driving pulley is fixed on an output shaft of the first motor, the first driven pulley is rotatably arranged on the cross beam, the first synchronous belt is sleeved on the first driving pulley and the first driven pulley, and the first synchronous belt is connected with the sliding block through the first cross beam. The first transmission device comprises a first driving belt wheel, a first driven belt wheel and a first synchronous belt, and when the first transmission device is used, the first driving belt wheel is driven to move through the rotation of a first motor so as to drive the first synchronous belt to move, and then the first cross beam and a sliding block connected with the first cross beam are driven to move.

Preferably, the stand sets up in two, all is connected with the guide rail on every stand, and equal sliding connection has the slider on every guide rail, the holding rod all is connected with two sliders. This technical scheme middle standing pillar sets up to two, all is connected with the guide rail on the every stand, and equal sliding connection has the slider on the every guide rail, and the holding rod all is connected with two sliders, uses two sliders to fix the holding rod, can make the fixed more firm of holding rod, and the simultaneous movement is also more stable.

Preferably, still include backup pad and second transmission, the backup pad is connected with the slider, be connected with the second guide rail in the backup pad, sliding connection has the second slider on the second guide rail, install second motor, second magnetic powder stopper and second transmission on the slider, the output shaft of second motor inserts in the shaft hole of second magnetic powder stopper, the second motor is connected with second transmission, and second transmission is connected with the second slider, and the second motor can drive the motion of second transmission and then drive the motion of second slider on the horizontal direction, the holding rod is fixed in on the second slider. Aiming at the muscles and training actions of each part of a body, dozens of different training instruments are needed to complete, in the technical scheme, a support plate is connected on a sliding block, a second guide rail is connected on the support plate, a second sliding block is connected on the second guide rail, a second motor, a second magnetic powder brake and a second transmission device are also installed on the sliding block, when the training device is used, the second motor can drive the second transmission device to move so as to drive a second sliding block to move and then drive a holding rod to move in the horizontal direction, for example, when the holding rod is pulled outwards, the second motor does not work, the second magnetic powder brake works to limit the movement of an output shaft of the second motor, at the moment, a trainer needs to overcome the training resistance provided by the second magnetic powder brake, when the training device moves outwards to a set position, the second motor works, the second magnetic powder brake is disconnected, the second motor drives the second transmission device to move so as to drive the second sliding block and the, at this moment, the training person blocks the trend of holding rod inward movement hard, until getting back to the initial position, second motor and second magnetic powder brake switch operating condition, so the circulation, carry out the strength training on the horizontal direction, among this technical scheme, through the combination of vertical direction training and horizontal direction training, the strength training of a plurality of directions can be carried out, through using this device, can replace most strength training apparatus, accomplish most of strength training actions, realize that an equipment is multi-purpose, the cost of the various training equipment of very big reduction, can realize the accurate control of training resistance simultaneously.

Preferably, the second transmission device comprises a second driving pulley, a second driven pulley and a second synchronous belt, the second driving pulley is fixed on an output shaft of the second motor, the second driven pulley is rotatably arranged on the supporting plate, the second driving pulley and the second driven pulley are sleeved with the second synchronous belt, and the second sliding block is connected with the second synchronous belt. In the technical scheme, the two transmission devices comprise a second driving belt wheel, a second driven belt wheel and a second synchronous belt, when the two-wheel type electric hand-held device is used, the second motor rotates to drive the second driving belt wheel to move and further drive the second synchronous belt to move, and the second synchronous belt moves to drive the second sliding block and the holding rod to move in the horizontal direction.

Preferably, still include the second fixing base, second motor and second magnetic powder brake all are connected with the second fixing base, and the second fixing base is fixed in on the slider.

Preferably, still include the fixing base, the fixing base is connected with the second slider, the holding rod is fixed on the fixing base.

Preferably, still include bottom plate and first fixing base, the stand sets up on the bottom plate, first motor and first magnetic powder brake all are connected with first fixing base, first fixing base is fixed in on the bottom plate.

Preferably, the grip is horizontally disposed.

Preferably, a motor brake is installed on the first motor, and a force sensor is installed on the holding rod. When carrying out the strength training of big weight, the phenomenon that exhaustion often appears in last several actions of action group, install motor brake on first motor among this technical scheme, install force transducer on the holding rod, through motor brake and force transducer and control system's cooperation, when the training person is powerless to train, force transducer brakes first motor through the state that detects power, realizes the training protection.

The beneficial effects of the utility model are embodied in: in the technical scheme, a vertical column is arranged, a guide rail is connected to the vertical column, a sliding block matched with the guide rail is arranged on the guide rail, a first motor and a first transmission device are arranged at the same time, the first motor can drive the first transmission device to move so as to drive the sliding block to move up and down, a holding rod is connected with the sliding block, an output shaft of the first motor is inserted into a shaft hole of a first magnetic powder brake, the first motor does not work in the ascending process, the first magnetic powder brake works to limit the movement of the output shaft of the first motor, the holding rod is lifted upwards to overcome the resistance provided by the first magnetic powder brake, the first magnetic powder brake is disconnected in the downward movement, the first motor rotates to drive the first transmission device to move so as to drive the sliding block and the holding rod to move downwards, a trainer forcibly blocks the tendency of the holding rod to move downwards to perform strength training, and the strength training in the, so through the cooperation of first motor and first magnetic powder brake, the training of power on the direction about realizing, simultaneously through the control to the control of first motor and first magnetic powder brake, can realize the accurate control of training resistance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the bottom of the present invention viewed obliquely upward;

fig. 3 is a schematic view of the overall structure of the first motor, the first driving pulley, the first fixing seat and the first magnetic powder brake of the present invention;

fig. 4 is a schematic view of the overall structure of the second motor, the second driving pulley, the second fixing seat and the second magnetic powder brake of the present invention;

fig. 5 is a control schematic diagram of the brake of the middle motor of the present invention.

In the figure, 1-base plate, 2-upright post, 3-guide rail, 4-slide block, 6-cross beam, 7-first motor, 8-first synchronous belt, 9-first driven pulley, 10-first driving pulley, 11-first cross beam, 12-first fixed seat, 13-first magnetic powder brake, 14-second guide rail, 15-second slide block, 16-fixed seat, 17-force sensor, 18-holding rod, 19-second synchronous belt, 20-supporting plate, 23-second motor, 24-second magnetic powder brake, 25-second driving pulley, 26-second fixed seat, 27-second driven pulley.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Example 1

As shown in fig. 1, the magnetic particle brake device includes a base plate 1, a first motor 7, a first transmission device and a first magnetic particle brake 13, wherein two columns 2 are arranged on the base plate 1, a beam 6 is connected between the two columns 2, a guide rail 3 is connected to each column 2, a slider 4 is connected to the guide rail 3 in a sliding manner, a holding rod 18 is connected to the slider 4, two ends of the holding rod 18 are respectively connected to the two sliders 4, the first motor 7 is connected to the first transmission device, the first transmission device is connected to the slider 4, the first transmission device includes a first driving pulley 10, a first driven pulley 9 and a first synchronous belt 8, the first driving pulley 10 is fixed to an output shaft of the first motor 7, the first driven pulley 9 is rotatably arranged on the beam 6, the first synchronous belt 8 is sleeved on the first driving pulley 10 and the first driven pulley 9, first synchronous belt 8 is connected with slider 4 through first crossbeam 11, and first motor 7 moves and drives the motion of first driven pulley 9 and then drive the motion of first synchronous belt 8, and the motion of first synchronous belt 8 drives first crossbeam 11 and slider 4 up-and-down motion, and the output shaft of first motor 7 inserts in the shaft hole of first magnetic powder stopper 13, in this embodiment holding rod 18 level is placed, in this embodiment install force sensor 17 on the holding rod 18, in this embodiment install the motor brake on the first motor 7. Be equipped with two archs on the diapire of crossbeam 6 in this embodiment, on first fixed axle both ends were fixed in two archs, first driven pulley 10 rotated and sets up on first fixed axle, realizes that first driven pulley 9 rotates and sets up on crossbeam 6.

In order to facilitate the installation of the first motor 7 and the first magnetic powder brake 13, the magnetic powder brake further includes a first fixing seat 12 in this embodiment, the first motor 7 and the first magnetic powder brake 13 are both connected to the first fixing seat 12, and the first fixing seat 12 is fixed on the bottom plate 1 by bolts.

Specifically, in this embodiment, the operation principle of deep squatting is described, first, the first motor 7 and the first magnetic powder brake 13 are not in the working state, at this time, the trainer adjusts the holding rod 18 to a proper position (generally, a position slightly lower than the shoulder in deep squatting) according to the self requirement, then, the trainer inputs parameters of training weight, group number, lifting height and the like through the operation interface according to the self actual condition, for example, the trainer needs to train the weight of 50KG, the trainer puts the holding rod 18 on the shoulder, like a barbell, in the upward process, at this time, the first motor 7 is not electrified, the output shaft of the first motor 7 can rotate, at this time, the first magnetic powder brake 13 (the magnetic powder brake is started by current control, the current is larger, the occlusal force is larger), the rotation of the output shaft of the first motor 7 is limited, at this time, the first magnetic powder brake 13 provides the training resistance of 50KG, the trainer provides 50KG force to lift the holding rod 18 upwards to drive the sliding block 4 to move upwards and further drive the first beam 11 to move upwards, the first beam 11 drives the first synchronous belt 8 connected with the first beam to move, the first synchronous belt 8 drives the first driving belt wheel 10 to move and further drive the output shaft of the first motor 7 to rotate, thereby overcoming the 50KG training resistance provided by the first magnetic powder brake 13, realizing the upward movement in deep squatting, the descent process in deep squatting, at the moment, the first magnetic powder brake 13 is in a non-working state, the first motor 7 is started to drive the first synchronous belt 8 to move and further drive the first beam 11 and the sliding block 4 to move downwards, the first motor 7 provides 50KG resistance, at the moment, the trainer squats downwards against the 50KG force, like carrying a barbell squat with 50KG, and thus, the deep squatting training is realized through the cooperation of the first motor 7 and the first magnetic powder brake 13, realize the accurate control of training weight, training data can be inputed to storage system through the controller of first motor 7 and the controller of first magnetic powder stopper 13 simultaneously, carries out the storage and the analysis of training data, in the training process of squatting deeply, need set up the distance of the upward motion of holding rod 18, when reaching the settlement position, first motor 7 and first magnetic powder stopper 13 carry out operating condition's switching. (use the atress analysis condition to carry out the principle explanation among this technical scheme, still need consider the weight of each part in the in-service use process, for example, the total weight of fixing the part on slider 4 is 10KG, when the weight of training 50KG upwards, first magnetic powder brake 13 provide 40KG training resistance can, when the weight of training 50KG is downwards, first motor 7 provides 40KG downwards resistance can)

In the embodiment, a motor brake is arranged on a first motor 7, a force sensor 17 is arranged on a holding rod 18, when the electric vehicle is in actual use, a control system of the motor brake further comprises a manual controller and a change-over switch, the motor brake is connected with the change-over switch, the change-over switch can be connected with the manual controller or a single chip microcomputer, when the position of the holding rod 18 is initially adjusted, the change-over switch is connected with the manual controller, the first motor 7, the motor brake and the first magnetic powder brake 13 are all in a non-working state, when the holding rod 18 is adjusted to a designated position, the manual controller controls the motor brake to work to limit the holding rod 18 to the designated position, then the change-over switch switches to enable the motor brake to be connected with the single chip microcomputer, the single chip microcomputer is connected with the force sensor 17, when the force sensor 17 does not detect an upward force, the single, when force sensor 17 detected ascending power, force sensor 17 transmitted information to the singlechip, the rotation of no longer restricting first motor 7 output shaft was released to singlechip control motor brake, motor brake and force sensor 17 cooperation can be convenient for adjust the initial position of holding rod 18, simultaneously in the training process, for example in the decline in deep squat, if the training person does not have strength, release holding rod 18 this moment, force sensor 17 did not detect ascending power this moment, first motor 7 is braked to the motor brake, play the guard action to the training person.

Example 2

In order to enable the device to perform strength training in the horizontal direction, the present embodiment is further defined on the basis of embodiment 1, in the present embodiment, each sliding block 4 is connected to a supporting plate 20 and a second transmission device, the supporting plate 20 is connected to a second guide rail 14, the second guide rail 14 is connected to a second sliding block 15 in a sliding manner, each sliding block 4 is mounted with a second motor 23, a second magnetic powder brake 24 and a second transmission device, an output shaft of the second motor 23 is inserted into a shaft hole of the second magnetic powder brake 24, the second motor 23 is connected to the second transmission device, the second transmission device is connected to the second sliding block 15, the second motor 23 can drive the second transmission device to move so as to drive the second sliding block 15 to move in the horizontal direction, the holding rod 18 is fixed to the second sliding block 15, the force sensor 17 is a multi-dimensional force sensor, the second rail 14 is fixed to the bottom wall of the support plate 20 in this embodiment.

In this embodiment, the second transmission device includes a second driving pulley 25, a second driven pulley 27 and a second synchronous belt 19, the second driving pulley 25 is fixed on the output shaft of the second motor 23, the second driven pulley 27 is rotatably disposed on the supporting plate 20, the second synchronous belt 19 is sleeved on the second driving pulley 25 and the second driven pulley 27, and the second slider 15 is connected with the second synchronous belt 19. The second driven pulley 27 is rotatably disposed on a second fixed shaft fixed to the bottom wall of the support plate 20 in this embodiment, so that the second driven pulley 27 is rotatably disposed on the support plate 20.

The embodiment further includes a second fixing seat 26, the second motor 23 and the second magnetic powder brake 24 are both connected to the second fixing seat 26, and the second fixing seat 26 is fixed to the slider 4.

In this embodiment, the bottom wall of the second slider 15 is further connected with a fixing seat 16, and two ends of the holding rod 18 are respectively connected with the two fixing seats 16.

The holding rod 18 and the second sliding block 15 are detachably connected in the embodiment, so that the shape of the holding rod 18 can be selected according to actual requirements, different holding methods are realized, and different exercise actions are met.

Specifically, when the strength training in the horizontal direction is required, for example, 50KG strength is trained, the trainer inputs parameters such as training weight, group number, and horizontal movement position through the operation interface according to the actual condition of the trainer, the trainer pulls the holding rod 18 outwards, the second motor 23 is in the non-operating state, the second magnetic powder brake 24 operates to limit the rotation of the output shaft of the second motor 23, the second magnetic powder brake 24 provides 50KG resistance, the trainer provides 50KG strength to pull the holding rod 18 outwards, when the holding rod 18 returns, the second magnetic powder brake 24 does not operate, the second motor 23 operates to drive the second synchronous belt 19 to move, and then the holding rod 18 is driven to move inwards, at the moment, the second motor 23 provides 50KG of inward force, and the trainer blocks the holding rod 18 to return to the initial position so as to carry out strength training, so that the strength training in the horizontal direction is realized. Most strength training equipment in the gymnasium is replaced by the combination of two sets of mechanisms in the vertical direction and the horizontal direction in the device, a trainer can select actions to be completed through a preset program, and the trainer can also perform strength training such as up-recumbent push and the like by using the combination of the two sets of mechanisms to complete more training actions.

In this embodiment, the force sensor 17 is a multidimensional force sensor, the force sensor 17 can sense the forces in the vertical direction and the horizontal direction and feed back the forces to the control system, and the control system can further control the working states of the first motor 7, the second motor 23, the first magnetic powder brake 13 and the second magnetic powder brake 24 according to the data fed back by the force sensor 17, and intelligently control the torques output by the first motor 7 and the second motor 23; for example, during the descending process of the grip 18, the upward force of the trainer is obviously reduced, and the control system can control the rotating speed of the first motor 7 to be reduced, and the horizontal direction is the same.

The shape of the sliding block 4 in this embodiment is set according to actual requirements, and redundant description is not provided here.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a multi-functional strength training apparatus, its characterized in that, includes stand (2), first motor (7), first transmission and first magnetic powder stopper (13), be connected with guide rail (3) on stand (2), sliding connection has slider (4) on guide rail (3), be connected with holding rod (18) on slider (4), first motor (7) are connected with first transmission, and first transmission is connected with slider (4), and first motor (7) can drive first transmission motion and then drive slider (4) up-and-down motion, and the output shaft of first motor (7) inserts in the shaft hole of first magnetic powder stopper (13).

2. The multifunctional strength training apparatus of claim 1, wherein the column (2) is connected with a cross beam (6), the first transmission device comprises a first driving pulley (10), a first driven pulley (9) and a first synchronous belt (8), the first driving pulley (10) is fixed on an output shaft of the first motor (7), the first driven pulley (9) is rotatably arranged on the cross beam (6), the first synchronous belt (8) is sleeved on the first driving pulley (10) and the first driven pulley (9), and the first synchronous belt (8) is connected with the sliding block (4) through the first cross beam (11).

3. The multifunctional strength training apparatus of claim 1, wherein the two upright posts (2) are arranged, each upright post (2) is connected with a guide rail (3), each guide rail (3) is connected with a sliding block (4) in a sliding manner, and the holding rod (18) is connected with the two sliding blocks (4).

4. The multi-functional strength training machine of claim 1 further comprising a support plate (20) and a second transmission, the supporting plate (20) is connected with the sliding block (4), the supporting plate (20) is connected with a second guide rail (14), the second guide rail (14) is connected with a second sliding block (15) in a sliding way, the sliding block (4) is provided with a second motor (23), a second magnetic powder brake (24) and a second transmission device, the output shaft of the second motor (23) is inserted into the shaft hole of the second magnetic powder brake (24), the second motor (23) is connected with a second transmission device, the second transmission device is connected with a second sliding block (15), the second motor (23) can drive the second transmission device to move so as to drive the second sliding block (15) to move in the horizontal direction, and the holding rod (18) is fixed on the second sliding block (15).

5. The multifunctional strength training device of claim 4, wherein the second transmission device comprises a second driving pulley (25), a second driven pulley (27) and a second synchronous belt (19), the second driving pulley (25) is fixed on the output shaft of the second motor (23), the second driven pulley (27) is rotatably disposed on the support plate (20), the second synchronous belt (19) is sleeved on the second driving pulley (25) and the second driven pulley (27), and the second sliding block (15) is connected with the second synchronous belt (19).

6. The multifunctional strength training apparatus of claim 4, further comprising a second fixed seat (26), wherein the second motor (23) and the second magnetic powder brake (24) are both connected with the second fixed seat (26), and the second fixed seat (26) is fixed on the sliding block (4).

7. The multifunctional strength training apparatus of claim 4, further comprising a fixing seat (16), wherein the fixing seat (16) is connected with the second sliding block (15), and the holding rod (18) is fixed on the fixing seat (16).

8. The multifunctional strength training apparatus of claim 1, further comprising a base plate (1) and a first fixing seat (12), wherein the upright column (2) is disposed on the base plate (1), the first motor (7) and the first magnetic powder brake (13) are both connected to the first fixing seat (12), and the first fixing seat (12) is fixed on the base plate (1).

9. The multi-functional strength training instrument of claim 1, wherein the grip (18) is horizontally disposed.

10. The multifunctional strength training apparatus of claim 1 wherein the first motor (7) is provided with a motor brake and the grip lever (18) is provided with a force sensor (17).