CN111084960A - Sports fitness equipment safety device based on human mechanics - Google Patents

Abstract

The utility model provides a sports fitness equipment safety device based on human mechanics, the on-line screen storage device comprises a base, the stand of symmetry around the right side fixed mounting of base top side, the upper portion in the stand outside is the fixed mounting big helical gear respectively, the outside of big helical gear meshes the cooperation respectively and is equipped with the bevel pinion, the left end of bearing connection inverted L type pole is distinguished to the centre of bevel pinion right-hand member, the inner of inverted L type pole is connected with the intermediate bearing in the big helical gear outside respectively, the left end of bevel pinion is the coaxial sheathed tube right-hand member of fixed connection respectively, the movable mounting inner tube is distinguished in the sleeve pipe, the periphery of inner tube and the interior week sliding contact cooperation. The barbell is rotatably connected with the bracket through the telescopic rod structure, so that the barbell can flexibly move within a certain range, the influence of the guide rail on the pushing action is reduced, and the barbell more conforms to the human mechanics when the horizontal pusher is used for pushing movement.

Description

Sports fitness equipment safety device based on human mechanics

Technical Field

The invention belongs to the field of fitness equipment, and particularly relates to a physical fitness equipment safety protection device based on human mechanics.

Background

The lying pusher is one of fitness equipments popular in gymnasiums, the existing lying pusher generally needs to be used under the assistance of coaches to prevent the risk of falling off of hands, so that the lying pusher can not be safely used by a single person, although the existing lying pusher is provided with a sliding rail limiting barbell, the barbell can be prevented from smashing a fitness person when the hands fall off, but the sliding rail limits the flexibility of the barbell, the barbell can only move up and down and can not move back and forth when being pushed up and down along with arms, and the training effect of the barbell without the sliding rail is poor, so that the safety protection device for the physical fitness equipment based on human mechanics is invented.

Disclosure of Invention

The invention provides a physical fitness equipment safety protection device based on human mechanics, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

a sports fitness equipment safety protection device based on human mechanics comprises a base, wherein upright posts which are symmetrical front and back are fixedly installed on the right side of the top side of the base, large helical gears are fixedly installed on the upper portions of the outer sides of the upright posts respectively, small helical gears are arranged on the outer sides of the large helical gears in a meshing and matching mode respectively, the middle of the right end of each small helical gear is connected with the left end of an inverted L-shaped rod in a bearing mode respectively, the inner ends of the inverted L-shaped rods are connected with middle bearings on the outer sides of the large helical gears respectively, the left ends of the small helical gears are fixedly connected with the right ends of coaxial sleeves respectively, inner tubes are movably installed in the sleeves respectively, the outer peripheries of the inner tubes are in sliding contact and matching with the inner peripheries of the sleeves, the left ends of the inner tubes are located outside the left ends of the sleeves respectively and are fixedly connected with the, the right end of a strip-shaped rack is fixedly connected with the right end of a corresponding inner tube through a first spring rod respectively, one side of the outer periphery of the inner tube is provided with a row of a plurality of insertion holes, racks are movably installed in the insertion holes respectively, the inner ends of the racks are fixedly connected with the inner wall of the corresponding inner tube through a second spring rod respectively, the left side of the racks are respectively provided with a first gear column in a meshing and matching mode, two ends of the first gear column are respectively connected with the inner wall bearings of the corresponding inner tubes, the first gear column is respectively matched with the corresponding strip-shaped racks in a meshing mode, the inner periphery of a sleeve is respectively and uniformly provided with a plurality of strip-shaped sliding grooves distributed in the circumferential direction, one side of each strip-shaped sliding groove far away from the inner tube is respectively provided with a row of a plurality of blind holes, the outer end of each rack penetrates through the strip-shaped sliding groove and is positioned in the corresponding blind, two sleeves which are distributed up and down are fixedly installed in the transverse pipe, a transverse rod is movably installed in each sleeve, the periphery of the inner end of each transverse rod is hinged to the other end of the corresponding connecting rod, a bar-shaped tooth groove is formed in the outer end of the right side of each transverse rod, a second gear column is arranged on the right side of the bar-shaped tooth groove in a meshed and matched mode respectively, two ends of each second gear column are connected with an inner wall bearing of the transverse pipe respectively, the second gear columns are meshed and matched with the corresponding bar-shaped racks respectively, and a lying bed is fixedly installed on.

According to the sports fitness equipment safety protection device based on human mechanics, the right ends of the inner walls of the sleeves are respectively provided with the annular grooves, the linear bearings sleeved on the peripheries of the inner tubes are fixedly installed in the annular grooves respectively, and the inner tubes can move left and right along the corresponding linear bearings respectively.

According to the physical fitness equipment safety protection device based on human mechanics, the two ends of the transverse pipe are respectively and fixedly connected with the inner sides of the supporting plates, the outer sides of the supporting plates are respectively and fixedly connected with the inner ends of the lead screws collinear with the central line of the transverse pipe, the periphery of each lead screw is sleeved with the plurality of barbell plates, and the outer sides of the barbell plates are provided with the nuts which are installed on the periphery of the lead screws in a threaded mode.

According to the physical fitness equipment safety protection device based on human mechanics, the pressure rod is an internal thread pipe, and the thin screw rods are respectively installed in the pressure rod in a threaded mode.

As mentioned above, the physical fitness equipment safety protection device based on human mechanics, the lying bed comprises the transverse plate, and the bottom side of the transverse plate is fixedly connected with the top side of the base through the plurality of supporting legs.

According to the physical fitness equipment safety protection device based on human mechanics, the upper ends of the inner sides of the stand columns are fixedly connected through the cross beam.

The invention has the advantages that: the invention has simple structure and ingenious conception, the barbell is rotationally connected with the bracket through the telescopic rod structure, the barbell can flexibly move in a certain range, the influence of the guide rail on the pushing action is reduced, the horizontal pusher is more in accordance with the human body mechanics when used for pushing movement, and meanwhile, the self-locking device is arranged, the self-locking can be realized when the hands slide off, the angle of the barbell when the hands are off is kept, so the risk of smashing a body builder is avoided, the safety protection is formed for the body builder, the market demand can be met, and the popularization is suitable. When the invention is used, a user firstly lies on a lying bed, then the other end of the pressure lever is respectively pressed into the corresponding strip-shaped through grooves, the transverse pipe is held by two hands to keep the other end of the pressure lever in the strip-shaped through grooves, in the process of pressing the other end of the pressure lever into the strip-shaped through grooves, the pressure lever generates outward thrust to the cross rod through the corresponding connecting rod, the cross rod moves outwards along the corresponding sleeve, the cross rod drives the second gear column to rotate through the strip-shaped tooth grooves, the second gear column drives the strip-shaped rack to move leftwards, the first spring lever is stretched, the strip-shaped rack drives the first gear column to rotate, the first gear column drives the rack to move inwards, the outer ends of the rack are respectively and sequentially pulled out from the corresponding blind holes and the strip-shaped sliding grooves, the second spring lever is compressed until the other end of the pressure lever is pressed into the corresponding strip-shaped through grooves, the outer ends of the rack enter the corresponding, when a body builder pushes and lifts the transverse pipe, the transverse pipe drives the small helical gear to roll along the large helical gear through the inner pipe and the sleeve, the small helical gear starts to rotate, the small helical gear drives the sleeve to rotate, the sleeve rotates along the outer periphery of the inner pipe, and meanwhile, the inner pipe moves left and right along the inner periphery of the sleeve, so that the transverse pipe can move along with the propelling track of the body builder, and the transverse pipe can move flexibly; when the phenomenon of hand sliding occurs, the hand falls off from the transverse pipe, the first spring rod and the second spring rod are elastically reset, the other end of the pressure rod is popped out from the corresponding strip-shaped through groove, the outer end of the rack can be reinserted into the corresponding strip-shaped sliding groove at the moment, so that the sleeve cannot rotate relative to the inner pipe, the small helical gear cannot roll along the large helical gear, the position of the small helical gear and the large helical gear is relatively fixed, the angle between the sleeve and the stand column is fixed, the outer end of the rack is inserted into the corresponding blind hole, the inner pipe cannot continue to move left and right along the sleeve, the position of the transverse pipe is fixed, the transverse pipe is prevented from injuring a user, the safety of the user is protected, the transverse pipe is pushed and lifted up and down once, the small helical gear can rotate for a plurality of weeks, and the sleeve can rotate for a circle by a, can make bar spout and rack correspond several times this moment, so, when the other end of the depression bar of one side pops out from the bar in penetrating the groove, violently manage and to move very little displacement downwards, the outer end of rack just can insert in one of them bar spout, make the unable change of angle between sleeve pipe and the stand, the comparison that the blind hole was seted up is dense simultaneously, the inner tube is equivalent to the sleeve pipe horizontal slip segment just can make the outer end of rack insert in the blind hole, thereby realize taking off the hand after violently managing and only can remove very little distance again, just can't continue to remove by the locking, can not cause the damage to the user.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a top view of FIG. 1; FIG. 3 is an enlarged view of section I of FIG. 2; fig. 4 is a partial enlarged view of ii of fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A physical fitness equipment safety protection device based on human mechanics comprises a base 1, wherein a right side of the top side of the base 1 is fixedly provided with a vertical column 2 which is symmetrical front and back, the upper part of the outer side of the vertical column 2 is respectively fixedly provided with a large helical gear 3, the outer side of the large helical gear 3 is respectively provided with a small helical gear 4 in a meshing and matching way, the middle of the right end of the small helical gear 4 is respectively connected with the left end of an inverted L-shaped rod 5 in a bearing way, the inner end of the inverted L-shaped rod 5 is respectively connected with a middle bearing at the outer side of the large helical gear 3, the left end of the small helical gear 4 is respectively fixedly connected with the right end of a coaxial sleeve 6, an inner tube 7 is respectively and movably arranged in the sleeve 6, the outer periphery of the inner tube 7 is in sliding contact and matching with the inner periphery of the sleeve 6, the left end of the inner, a strip-shaped rack 10 is movably arranged in the slot 9 respectively, the strip-shaped rack 10 can only move left and right along the corresponding slot 9, the right end of the strip-shaped rack 10 is fixedly connected with the right end of the corresponding inner tube 7 through a first spring rod 11 respectively, one side of the outer periphery of the inner tube 7 is provided with a row of a plurality of insertion holes 12, racks 13 are movably arranged in the insertion holes 12 respectively, the racks 13 can only move along the corresponding insertion holes 12, the inner ends of the racks 13 are fixedly connected with the inner wall of the corresponding inner tube 7 through second spring rods 14 respectively, the left side of the racks 13 is provided with a first gear column 15 in a meshing and matching way respectively, two ends of the first gear column 15 are connected with the inner wall bearing of the corresponding inner tube 7 respectively, the first gear columns 15 are meshed and matching with the corresponding strip-shaped racks 10 respectively, the inner periphery of the sleeve 6 is provided with a plurality of strip-shaped chutes 16 distributed in, the outer end of a rack 13 respectively penetrates through a strip-shaped sliding groove 16 and is positioned in a corresponding blind hole 17, the outer end of the rack 13 can be respectively pulled out from the corresponding blind hole 17 and the strip-shaped sliding groove 16, two ends of the outer periphery of a transverse pipe 8 are respectively provided with strip-shaped through grooves 18 which are bilaterally symmetrical, the outer end of each strip-shaped through groove 18 is respectively hinged with one end of a pressure lever 19, the middle part of the inner side of each pressure lever 19 is respectively hinged with one end of a connecting rod 20, two sleeves 21 which are distributed up and down are fixedly arranged in the transverse pipe 18, a cross rod 22 is respectively and movably arranged in each sleeve 21, each cross rod 22 can only move back and forth along the corresponding sleeve 21, the outer periphery of the inner end of each cross rod 22 is respectively hinged with the other end of the corresponding connecting rod 20, a strip-shaped tooth groove 23 is respectively arranged at the outer end of the, the second gear columns 24 are respectively meshed and matched with the corresponding strip-shaped racks 10, and the lying bed 60 is fixedly arranged on the left side of the top side of the base 1. The invention has simple structure and ingenious conception, the barbell is rotationally connected with the bracket through the telescopic rod structure, the barbell can flexibly move in a certain range, the influence of the guide rail on the pushing action is reduced, the horizontal pusher is more in accordance with the human body mechanics when used for pushing movement, and meanwhile, the self-locking device is arranged, the self-locking can be realized when the hands slide off, the angle of the barbell when the hands are off is kept, so the risk of smashing a body builder is avoided, the safety protection is formed for the body builder, the market demand can be met, and the popularization is suitable. When the invention is used, a user firstly lies on the lying bed 60, then the other ends of the pressure levers 19 are respectively pressed into the corresponding strip-shaped through grooves 18, the transverse pipe 8 is held by two hands to keep the other ends of the pressure levers 19 in the strip-shaped through grooves 18, in the process of pressing the other ends of the pressure levers 19 into the strip-shaped through grooves 18, the pressure levers 19 generate outward thrust on the cross rods 22 through the corresponding connecting rods 20, the cross rods 22 move outwards along the corresponding sleeves 21, the cross rods 22 drive the second gear posts 24 to rotate through the strip-shaped tooth grooves 23, the second gear posts 24 drive the strip-shaped racks 10 to move leftwards, the first spring rods 11 are stretched, meanwhile, the strip-shaped racks 10 drive the first gear posts 15 to rotate, the first gear posts 15 drive the racks 13 to move inwards, the outer ends of the racks 13 are respectively pulled out from the corresponding blind holes 17 and the strip-shaped sliding grooves 16 in sequence, the second spring rods 14 are compressed until the other ends of the pressure levers 19 are pressed, the outer end of the rack 13 enters the corresponding jack 12, so that the pushing exercise can be performed, when a body builder pushes the transverse pipe 8, the transverse pipe 8 drives the small helical gear 4 to roll along the large helical gear 3 through the inner pipe 7 and the sleeve 6, the small helical gear 4 starts to rotate, the small helical gear 4 drives the sleeve 6 to rotate, the sleeve 6 rotates along the outer periphery of the inner pipe 7, and meanwhile, the inner pipe 7 moves left and right along the inner periphery of the sleeve 6, so that the transverse pipe 8 can move along the pushing track of the body builder, and the transverse pipe 8 can move flexibly; when the hand sliding phenomenon occurs, the hand falls off the transverse pipe 8, the first spring rod 11 and the second spring rod 14 elastically reset, the other end of the pressure rod 19 is ejected out of the corresponding strip-shaped through groove 18, meanwhile, the outer end of the rack 13 can be reinserted into the corresponding strip-shaped sliding groove 16 at the moment, so that the sleeve 6 cannot rotate relative to the inner pipe 7, the small helical gear 4 cannot roll along the large helical gear 3, the positions of the small helical gear 4 and the large helical gear 3 are relatively fixed, the angle between the sleeve 6 and the upright post 2 is fixed, the outer end of the rack 13 is inserted into the corresponding blind hole 17, the inner pipe 7 cannot continuously move left and right along the sleeve 6, the position of the transverse pipe 8 is fixed, the transverse pipe 8 is prevented from hurting a user, the safety of the user is protected, the transverse pipe 8 is pushed and lifted up and down once, the small helical gear 4 can rotate for a plurality of weeks, so violently pipe 8 reciprocates very little distance and just can make sleeve 6 rotate a week, can make bar spout 16 correspond with rack 13 several times this moment, so, when the other end of the depression bar 19 of one side popped out in the groove 18 is passed through to the bar, violently pipe 8 can the very little displacement of lapse, the outer end of rack 13 just can insert in one of them bar spout 16, make the unable change of angle between sleeve 6 and the stand 2, the comparison of seting up blind hole 17 is concentrated simultaneously, inner tube 7 is equivalent to sleeve 6 horizontal slip a segment just can make the outer end of rack 13 insert in blind hole 17, thereby realize taking off the hand after violently pipe 8 can only remove very little distance again, just can't continue to remove by the locking, can not cause the damage to the user.

Specifically, as shown in the drawing, the right ends of the inner walls of the sleeves 6 according to the present embodiment are respectively provided with annular grooves 30, linear bearings 31 respectively fixed to the outer peripheries of the inner tubes 7 are respectively mounted in the annular grooves 30, and the inner tubes 7 can respectively move left and right along the corresponding linear bearings 31. The inner pipes 7 can move left and right along the corresponding linear bearings 31 respectively, so that the inner pipes 7 can be pulled out from the corresponding sleeves 6 conveniently, and meanwhile, the stability of the inner pipes 7 moving left and right along the sleeves 6 is improved.

Specifically, as shown in the figure, two ends of the horizontal tube 8 in the embodiment are respectively and fixedly connected with the inner sides of the supporting plates 40, the outer sides of the supporting plates 40 are respectively and fixedly connected with the inner ends of the screw rods 41 which are collinear with the central line of the horizontal tube 8, a plurality of barbell plates 42 are sleeved on the outer peripheries of the screw rods 41, and the outer sides of the barbell plates 42 are provided with screw nuts 43 which are installed on the outer peripheries of the screw rods 41 in a. The weight of the cross tube 8 can be controlled by increasing or decreasing the number of barbell plates 42 by removing the nuts 43 from the outer ends of the lead screws 41 to remove the barbell plates 42 from the outer periphery of the lead screws 41.

Further, as shown in the drawings, the pressing rod 19 according to the present embodiment is an internally threaded tube, and the fine screw rods 50 are respectively installed in the pressing rod 19 in a threaded manner. Can twist out fine filament pole 50 from depression bar 19 in, increase depression bar 19's length, the crowd who is applicable to different arm lengths uses, arm length generally is adult, it leans on the tip to violently manage 8 to grip violently pipe 8, depression bar 19 need not to be stretched just can be gripped by adult this moment, arm short generally is minor or old man, grip the position that violently pipe 8 deviates from the tip, need prolong depression bar 19's length this moment, twist out fine filament pole 50 from depression bar 19, the outer end through fine filament pole 50 behind the extension depression bar 19 is impressed depression bar 19 and fine filament pole 50 in the strip groove 18, because depression bar 19 is prolonged this moment, make and press depression bar 19 more laborsaving.

Furthermore, as shown in the drawings, the lying bed 60 of the present embodiment includes a horizontal plate 61, and the bottom side of the horizontal plate 61 is fixedly connected to the top side of the base 1 via a plurality of supporting legs 62. The body-building person can lie on the transverse plate 61 for lying and lifting exercise.

Further, as shown in the drawings, the upper end of the inner side of the upright 2 according to the present embodiment is fixedly connected by a cross member 70. The structural stability of the pillar 2 can be increased.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (6)

1. The utility model provides a sports fitness equipment safety device based on human mechanics which characterized in that: comprises a base (1), a vertical column (2) which is symmetrical front and back is fixedly arranged on the right side of the top side of the base (1), a large helical gear (3) is fixedly arranged on the upper part of the outer side of the vertical column (2) respectively, a small helical gear (4) is arranged on the outer side of the large helical gear (3) in a meshing and matching way respectively, the middle of the right end of the small helical gear (4) is connected with the left end of an inverted L-shaped rod (5) through a bearing respectively, the inner end of the inverted L-shaped rod (5) is connected with the middle bearing on the outer side of the large helical gear (3) respectively, the left end of the small helical gear (4) is fixedly connected with the right end of a coaxial sleeve (6) respectively, an inner tube (7) is movably arranged in the sleeve (6) respectively, the periphery of the inner tube (7) is in sliding contact and matching with the inner periphery of the sleeve (6), the left end of the inner tube (7) is positioned outside the left, the strip-shaped racks (10) are movably mounted in the slots (9) respectively, the strip-shaped racks (10) can only move left and right along the corresponding slots (9), the right ends of the strip-shaped racks (10) are fixedly connected with the right ends of the corresponding inner tubes (7) through first spring rods (11) respectively, one side of the outer periphery of the inner tubes (7) is provided with a row of a plurality of jacks (12), racks (13) are movably mounted in the jacks (12) respectively, the inner ends of the racks (13) are fixedly connected with the inner walls of the corresponding inner tubes (7) through second spring rods (14) respectively, the left sides of the racks (13) are provided with first gear columns (15) in a meshing and matching mode respectively, two ends of each first gear column (15) are connected with bearings of the inner walls of the corresponding inner tubes (7) respectively, the first gear columns (15) are matched with the corresponding strip-shaped racks (10) in a meshing mode respectively, the inner periphery of the sleeve (6, one side of the strip-shaped sliding groove (16) far away from the inner pipe (7) is respectively provided with a row of a plurality of blind holes (17), the outer end of the rack (13) penetrates through the strip-shaped sliding groove (16) and is positioned in the corresponding blind hole (17), two ends of the periphery of the transverse pipe (8) are respectively provided with strip-shaped through grooves (18) which are bilaterally symmetrical, the outer end of each strip-shaped through groove (18) is respectively hinged with one end of a compression rod (19), the middle part of the inner side of each compression rod (19) is respectively hinged with one end of a connecting rod (20), two sleeves (21) which are distributed up and down are fixedly arranged in the transverse pipe (18), a transverse rod (22) is movably arranged in each sleeve (21), the periphery of the inner end of the transverse rod (22) is respectively hinged with the other end of the corresponding connecting rod (20), the outer end of the right side of the transverse rod, the two ends of the second gear column (24) are respectively connected with the inner wall bearings of the transverse pipe (8), the second gear column (24) is respectively meshed with the corresponding strip-shaped racks (10), and the lying bed (60) is fixedly installed on the left side of the top side of the base (1).

2. A body-building apparatus safety shield based on anthropometry according to claim 1, wherein: the right end of the inner wall of the sleeve (6) is respectively provided with an annular groove (30), linear bearings (31) sleeved on the periphery of the inner pipe (7) are respectively and fixedly installed in the annular grooves (30), and the inner pipe (7) can respectively move left and right along the corresponding linear bearings (31).

3. A body-building apparatus safety shield based on anthropometry according to claim 1, wherein: the two ends of the transverse pipe (8) are respectively and fixedly connected with the inner sides of the supporting plates (40), the outer sides of the supporting plates (40) are respectively and fixedly connected with the inner ends of the screw rods (41) which are collinear with the central line of the transverse pipe (8), a plurality of barbell plates (42) are sleeved on the periphery of the screw rods (41), and screw nuts (43) which are installed on the periphery of the screw rods (41) in a threaded mode are arranged on the outer sides of the barbell plates (42).

4. A body-building apparatus safety shield based on anthropometry according to claim 1, wherein: the pressure lever (19) is an internal thread pipe, and the inside of the pressure lever (19) is respectively provided with a thin screw rod (50) in a threaded manner.

5. A body-building apparatus safety shield based on anthropometry according to claim 1, wherein: the lying bed (60) comprises a transverse plate (61), and the bottom side of the transverse plate (61) is fixedly connected with the top side of the base (1) through a plurality of supporting legs (62).

6. A body-building apparatus safety shield based on anthropometry according to claim 1, wherein: the upper ends of the inner sides of the upright posts (2) are fixedly connected through a cross beam (70).

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