CN210963719U

CN210963719U - Anti-falling-off barbell

Info

Publication number: CN210963719U
Application number: CN201921839025.5U
Authority: CN
Inventors: 张永; 邱德安
Original assignee: SUQIAN CHUBA SPORTS APPARATUS CO Ltd
Current assignee: SUQIAN CHUBA SPORTS APPARATUS CO Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-07-10
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a safety barbell for preventing hands from falling off, which comprises a base, a motor and a winder, wherein the left side and the right side of the bottom end of the base are respectively welded with a vertical rod, two groups of vertical rods are fixedly provided with a rolling shaft at the top end through a rotating shaft, a protective box is welded at the middle position of the left side of the vertical rod, fixed blocks are respectively and fixedly arranged at the middle positions of the front end and the rear end of the inner part of the protective box, two groups of fixed blocks are fixedly provided with the winder inside, a winding shaft is fixedly arranged between the two groups of fixed blocks through the rotating shaft, and mounting wheels are fixedly arranged at the front end and the rear end of the winding shaft respectively, the safety of the device is improved by arranging the motor, a storage battery, a scraper blade and a mounting box, the safety barbell for preventing hands from falling off is provided with the fixed blocks, the mounting wheels, the springs and the fixture blocks, the safety of the device during use is improved.

Description

Anti-falling-off barbell

Technical Field

The utility model relates to a barbell technical field specifically is a anticreep hand security barbell.

Background

The barbell is a sports equipment, and a user can exercise muscles of shoulders, waist, arms and chest of the user through the barbell, so that the barbell has the effects of delaying muscle aging, increasing bone density, preventing osteoporosis and the like, can improve body coordination, can basically meet daily use requirements, and still needs to be improved in some places.

The existing barbell is usually held in a hand and roughened, thereby increasing the friction between the palm of a user and the barbell rod, avoiding the problem that the barbell rod is easy to get rid of the hand due to the undersize friction between the palm and the barbell rod when the user uses the barbell, but when the user uses the barbell for a long time, the sweat of the hand can reduce the friction between the palm and the barbell rod, increasing the possibility that the barbell rod gets rid of the hand, reducing the exercise safety, and therefore urgently needing an anti-falling safety barbell to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hand drop prevention security barbell to the sweat that proposes in solving above-mentioned background art can make the frictional force between palm and barbell bar reduce, has increased the possibility that barbell bar broke off the hand, has reduced the problem of the security of taking exercise.

In order to achieve the above object, the utility model provides a following technical scheme: a safety barbell for preventing hands from falling off comprises a base, a motor and a winder, wherein vertical rods are welded on the left side and the right side of the bottom end of the base respectively, two groups of vertical rods are fixedly provided with rolling shafts at the top ends through rotating shafts, a protective box is welded at the middle position of the left side of each vertical rod, fixed blocks are fixedly arranged at the middle positions of the front end and the rear end of the inner part of the protective box respectively, two groups of fixed blocks are fixedly provided with the winder inside, winding shafts are fixedly arranged between the two groups of fixed blocks through the rotating shafts, mounting wheels are fixedly arranged at the front end and the rear end of each winding shaft, four groups of embedded grooves are arranged on the surface of each mounting wheel, fixture blocks are fixedly arranged in the embedded grooves through the rotating shafts, the fixture blocks are fixedly connected with the mounting wheels through springs, the front end and the rear end of each rotating shaft are fixedly, and the other end fixed mounting of protection rope has a fixed connection block, the upper portion of base is provided with the barbell bar, the both ends of barbell bar respectively with fixed connection block fixed connection, the inside left and right sides of barbell bar is provided with the mounting box respectively, the inside intermediate position department of mounting box is provided with the motor, there is the scraper blade at the inside left end middle part of mounting box through pivot fixed mounting, and the right-hand member of pivot and the output fixed connection of motor, the inside right-hand member of mounting box is provided with the battery, and the right side fixed mounting of mounting box has the pull rod.

Preferably, the surfaces of the left side and the right side of the barbell bar are respectively roughened, six groups of through holes are formed in the upper end of the barbell bar, and the angle occupied by the six groups of through holes is 120 degrees.

Preferably, the upper end and the lower end of the left side of the mounting box are both contacted with the inner wall of the barbell bar, the upper right part of the mounting box is provided with an opening, and the angle occupied by the opening is 120 degrees.

Preferably, the scraper blade is the syllogic design, and the scraper blade is from last every section down and the contained angle of water flat line dwindles in proper order.

Preferably, the fixture block is trapezoidal, and the weight of the side with the large width of the fixture block is larger than that of the side with the small width of the fixture block.

Preferably, the right side of fixed block is provided with circular recess, the inside of circular recess evenly is provided with the latch, the length size of latch apart from the circular recess centre of a circle is greater than the radial length size of installation wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this anti-falling hand security barbell is provided with the motor, the battery, scraper blade and mounting box, during the use, it rotates to drive the scraper blade through the motor, make the scraper blade extrude the magnesium carbonate powder of placing in the inside left side cavity of mounting box from the through-hole on barbell bar surface, under the effect of the stronger hydroscopicity of magnesium carbonate powder, make user's palm position keep comparatively dry state constantly, avoid traditional barbell to use the back at the user for a long time, the sweat can make the frictional force between palm and barbell bar reduce, the problem of barbell bar possibility of falling off the hand has been increased, the security when the device uses has been improved, the problem that the user need often clean the palm and scribble the magnesium carbonate powder has also been avoided to the while, training efficiency has been improved.

2. This anti-drop safety barbell is provided with the fixed block, the installation wheel, spring and fixture block, when the user carries out the weightlifting training and meets accident and lead to the barbell to take off the hand, fixed connection piece drives the protection rope and removes the winding state from the winding shaft with very fast speed under the pulling of barbell bar, under the pulling of protection rope, the winding shaft is with very big acceleration pulling installation wheel, under the effect of centrifugal force, the fixture block is thrown away and with the fixed block from the inside of installation wheel, installation wheel stall is under the effect of fixed block, the winding shaft restricts the protection rope pulling state under the effect of installation wheel, barbell bar stops to fall under the pulling of protection rope, the problem that traditional barbell can directly pound down after taking off the hand has been avoided, the security when the device uses has been improved.

Drawings

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

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

FIG. 4 is a schematic view of a cross-sectional structure of a barbell bar according to the present invention;

FIG. 5 is a schematic side view, cross-sectional structure of a barbell bar according to the present invention;

fig. 6 is a schematic side view of the fixing block and the mounting wheel of the present invention;

fig. 7 is a schematic side view of the sectional structure of the fixing block and the mounting wheel of the present invention in use.

In the figure: 1. a base; 2. a vertical rod; 3. a protective box; 4. a protective rope; 5. a roller; 6. fixing a connecting block; 7. a pull rod; 8. a barbell bar; 9. a fixed block; 10. mounting wheels; 11. a spring; 12. a clamping block; 13. a motor; 14. a storage battery; 15. a squeegee; 16. a winding shaft; 17. a winder; 18. and (5) mounting the box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides an embodiment:

a safety barbell for preventing hands from falling off comprises a base 1, a motor 13 and a winder 17, wherein vertical rods 2 are welded on the left side and the right side of the bottom end of the base 1 respectively, rolling shafts 5 are fixedly arranged at the top ends of two groups of vertical rods 2 through rotating shafts, a protective box 3 is welded at the middle position of the left side of each vertical rod 2, fixed blocks 9 are fixedly arranged at the middle positions of the front end and the rear end of the interior of the protective box 3 respectively, the winder 17 is fixedly arranged in the interior of the two groups of fixed blocks 9, a reed and a rotating shaft are arranged in the winder 17, the rotating shaft can rotate under the action of the reed, the internal structure, the model and the working principle of the winder 17 are transparent to the ordinary skilled person in the art, in addition, the winder 17 is not a protection point of the application, so that the description is omitted, a winding shaft 16 is fixedly arranged between the two groups of fixed blocks 9 through the rotating shaft, and mounting wheels, four groups of embedded grooves are arranged on the surface of the mounting wheel 10, a clamping block 12 is fixedly arranged in each embedded groove through a rotating shaft, the clamping block 12 is fixedly connected with the mounting wheel 10 through a spring 11, a circular groove is arranged on the right side of the fixing block 9, clamping teeth are uniformly arranged in each circular groove, the length of each clamping tooth from the circle center of the circular groove is larger than the length of the radius of the mounting wheel 10, through the design, the clamping block 12 cannot be thrown out and can normally rotate in the fixing block 9 when the mounting wheel 10 moves at a constant speed, the clamping block 12 is trapezoidal, the weight of the side with the large width of the clamping block 12 is larger than that of the side with the small width of the clamping block 12, through the design, when the clamping block 12 is subjected to centrifugal force, the heavy end can be thrown out from the inside of the mounting wheel 10 under the action of the centrifugal force, the front end and the rear end of the rotating shaft are respectively and fixedly connected, and the other end of the protective rope 4 is fixedly provided with a fixed connecting block 6.

The upper part of the base 1 is provided with a barbell bar 8, the surfaces of the left side and the right side of the barbell bar 8 are respectively roughened, the upper end of the barbell bar 8 is provided with six groups of through holes, the occupied angle of the six groups of through holes is 120 degrees, the friction force between the barbell bar 8 and a palm can be increased through the design, the use of magnesium carbonate powder can be reduced while the friction force is increased, hands are prevented from being infected with more magnesium carbonate powder, the two ends of the barbell bar 8 are respectively fixedly connected with the fixed connecting blocks 6, the left side and the right side of the interior of the barbell bar 8 are respectively provided with the mounting boxes 18, the upper end and the lower end of the left side of the mounting boxes 18 are both contacted with the inner wall of the barbell bar 8, the right upper part of the mounting boxes 18 is provided with openings, the occupied angle of the openings of the barbell bar 8 and the mounting boxes 18 is 120 degrees, the openings of the barbell bar 8 and the through holes are corresponding to each, the utilization effect of the magnesium carbonate powder is improved, the motor 13 is arranged in the middle position in the mounting box 18, the model of the motor 13 is ZA-795, the middle part of the left end in the mounting box 18 is fixedly provided with the scraper 15 through a rotating shaft, the scraper 15 is designed in a three-section mode, the included angle between each section of the scraper 15 from top to bottom and a horizontal line is sequentially reduced, by the design, when the scraper 15 pushes the magnesium carbonate powder, more magnesium carbonate powder is stored at the corner between the scraper 15 and the mounting box 18, can make in the abundant through-hole that gets into barbell bar 8 of magnesium carbonate powder, and the right-hand member of pivot and the output fixed connection of motor 13, the inside right-hand member of mounting box 18 is provided with battery 14, and the input of motor 13 passes through the wire and is connected with the output electricity of switch, and the input of switch passes through the wire and is connected with battery 14 electricity, and the right side fixed mounting of mounting box 18 has pull rod 7.

The working principle is as follows: when the barbell bar is used, the motor 13 is controlled to rotate through the switch, the motor 13 drives the scraper 15 to rotate, the scraper 15 pushes the magnesium carbonate powder to move along the inner wall of the mounting box 18, when the scraper 15 pushes the magnesium carbonate powder to pass through the inner surface of the barbell bar 8, the magnesium carbonate powder enters the through hole under the pushing of the scraper 15 and moves to the outer part of the barbell bar 8 through the through hole to be contacted with a palm of a user, the palm part of the user keeps a dry state constantly under the action of strong hydroscopicity of the magnesium carbonate powder, when the magnesium carbonate powder needs to be supplemented, the mounting box 18 can be drawn out from the inner part of the barbell bar 8 through the pull rod 7, and the mounting box 18 can be pushed to the inner initial position of the barbell bar 8 through the winder 17 again after the supplement is finished.

When a user accidentally takes off the hand of the barbell on the way of using the barbell, the fixed connecting block 6 drives the left end of the protective rope 4 to move downwards at a maximum acceleration under the pulling of the barbell rod 8, the winding shaft 16 pulls the mounting wheel 10 at a maximum acceleration under the pulling of the protective rope 4, the mounting wheel 10 rotates under the action of the winding shaft 16 and generates centrifugal force, the fixture block 12 is thrown out of the inside of the mounting wheel 10 under the action of the centrifugal force, meanwhile, the spring 11 extends to store force, when the fixture block 12 is mutually clamped with the latch arranged on the circular groove in the fixed block 9, the fixture block 12 stops rotating the mounting wheel 10 under the action of the fixed block 9, the winding shaft 16 stops rotating under the action of the mounting wheel 10 and limits the pulling state of the protective rope 4, the barbell rod 8 stops falling under the pulling of the protective rope 4, when the pulling state needs to be relieved, the barbell rod 8 is firstly lifted upwards, the pulling of the barbell bar 8 to the protection rope 4 is released, the winder 17 restores to the initial state, the winding shaft 16 reversely rotates under the driving of the winder 17, the mounting wheel 10 reversely rotates under the driving of the winding shaft 16, the spring 11 restores to the initial state, the fixture block 12 restores to the initial position under the driving of the elastic force of the spring 11, the clamping state of the fixture block 12 and the fixture block 9 is released, the protection rope 4 is wound on the surface of the winding shaft 16 under the driving of the winding shaft 16, and the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a anticreep hand security barbell, includes base (1), motor (13) and winder (17), its characterized in that: the bottom left and right sides of the base (1) are respectively welded with vertical rods (2), the top ends of the two groups of vertical rods (2) are respectively fixedly provided with a roller (5) through a rotating shaft, the middle position of the left side of the vertical rods (2) is welded with a protective box (3), the middle positions of the front end and the rear end of the interior of the protective box (3) are respectively fixedly provided with a fixed block (9), the interior of the two groups of fixed blocks (9) is fixedly provided with a winder (17), a winding shaft (16) is fixedly arranged between the two groups of fixed blocks (9) through the rotating shaft, the front end and the rear end of the winding shaft (16) are respectively fixedly provided with a mounting wheel (10), the surface of the mounting wheel (10) is provided with four groups of embedded grooves, the interior of the embedded grooves is fixedly provided with a fixture block (12) through the rotating shaft, the fixture, the front end and the rear end of the rotating shaft are respectively fixedly connected with a winder (17), the winding shaft (16) is fixedly connected with one end of the protective rope (4), and the other end of the protective rope (4) is fixedly provided with a fixed connecting block (6), the upper part of the base (1) is provided with a barbell bar (8), two ends of the barbell bar (8) are respectively and fixedly connected with the fixed connecting blocks (6), the left side and the right side inside the barbell bar (8) are respectively provided with a mounting box (18), a motor (13) is arranged in the middle of the inner part of the mounting box (18), a scraper (15) is fixedly arranged in the middle of the left end inside the mounting box (18) through a rotating shaft, and the right end of the rotating shaft is fixedly connected with the output end of the motor (13), the right end of the interior of the mounting box (18) is provided with a storage battery (14), and the right side of the mounting box (18) is fixedly provided with a pull rod (7).

2. The anti-drop safety barbell according to claim 1, wherein: the surfaces of the left side and the right side of the barbell bar (8) are respectively roughened, six groups of through holes are formed in the upper end of the barbell bar (8), and the angle occupied by the six groups of through holes is 120 degrees.

3. The anti-drop safety barbell according to claim 1, wherein: the upper end and the lower end of the left side of the mounting box (18) are both contacted with the inner wall of the barbell bar (8), the upper right part of the mounting box (18) is provided with an opening, and the angle occupied by the opening is 120 degrees.

4. The anti-drop safety barbell according to claim 1, wherein: the scraper (15) is of a three-section design, and the included angle between each section of the scraper (15) and the horizontal line is reduced in sequence from top to bottom.

5. The anti-drop safety barbell according to claim 1, wherein: the fixture block (12) is trapezoidal, and the weight of the side with the large width of the fixture block (12) is larger than that of the side with the small width of the fixture block (12).

6. The anti-drop safety barbell according to claim 1, wherein: the right side of fixed block (9) is provided with the circular recess, the inside of circular recess evenly is provided with the latch, the length size of latch apart from the circular recess centre of a circle is greater than the radial length size of installation wheel (10).