Force-disengaging protection auxiliary device for arm force rod
Technical Field
The invention relates to the technical field of daily supplies, in particular to a force-disengaging protection auxiliary device for an arm force rod.
Background
With the development of society and the gradual improvement of living standard, people have an urgent need for having a healthy body, and because many people work hard every day and even eat no time at all when the people are in rapid development, the body is always in a sub-healthy state, so that some necessary fitness equipment becomes a necessity of family life and becomes a part of daily living goods.
The more convenient fitness equipment commonly used in life has the dumbbell, chest expander and arm strength ware and so on, wherein, when using the arm strength ware to take exercise, need user's both hands to hold both ends, the utensil of bending is extruded hard, with this exercise arm strength, because the spring in the middle of the arm strength ware can be along with bending degree constantly increases, its bounce-back dynamics can be bigger and bigger, and to the beginner, can make not last effort gradually after more when using, if can not in time control the bounce-back dynamics of spring, then the arm strength ware can independently bounce, the existence smashes user's possibility, what more, the arm strength ware can break away from the hand and go out, get rid of elsewhere, cause the injury to equipment in home and other people.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the disengaging force protection auxiliary device aiming at the arm force bar, which has the advantages of preventing the arm from disengaging and delaying rebound and solves the problems of 'control failure and disengagement control'.
(II) technical scheme
In order to achieve the purposes of preventing the hands from falling off and delaying rebound, the invention provides the following technical scheme: a force-releasing protection auxiliary device for an arm force rod comprises a main force spring, handles are fixedly connected to the left end and the right end of the main force spring, limit balls are fixedly connected to the opposite ends of the two handles, a receiving and releasing belt is movably connected to the lower portion of each handle, an elastic spring is fixedly connected to one end, away from the handles, of the receiving and releasing belt, an annular ring is fixedly connected to the inner side of each elastic spring, speed limit wheels are movably connected to the two ends of each elastic spring, a telescopic spring is fixedly connected to the outer side of each handle, a movable plate is fixedly connected to one end, away from the handles, of each telescopic spring, a pressure plate is fixedly connected to the top of each movable plate, a support frame is fixedly connected to the top of each handle, a traction ball is movably connected to the inner side of each support frame, a rotating gear is movably connected to the inner portion of each handle, the outer side of the annular ring is fixedly connected with a fixing frame, the inner side of the fixing frame is movably connected with a movable block, the outer side of the annular ring is fixedly connected with a tension spring inside the fixing frame, the outer side of the movable block is fixedly connected with a movable block, and one end of the movable block, far away from the movable block, is fixedly connected with a barb.
Preferably, the movable plate and the pressure plate are movably connected with the handle.
Preferably, the top of the pressure plate is of a concave-convex design.
Preferably, the rack is located inside the grip and is engaged with the rotating gear.
Preferably, the number of the rotating gears is four, and the rotating gears are symmetrically distributed on the inner side of the handle in pairs.
Preferably, the protection belt has two, and the both ends of protection belt are equal fixedly connected with change gear and symmetric distribution in the both sides of main power spring.
Preferably, the extension spring is fixedly connected with the movable block.
Preferably, the inner side of the speed limiting wheel is fixedly connected with inclined teeth, and the inclined teeth are meshed with the barbs.
(III) advantageous effects
Compared with the prior art, the invention provides a force-disengaging protection auxiliary device for an arm force rod, which has the following beneficial effects:
1. this take off power protection auxiliary device to arm power stick drives the fly leaf motion through the pressure plate motion, and the fly leaf drives the expanding spring motion, and the fly leaf drives rack motion simultaneously, and the rack drives the running gear motion, and the rethread running gear, the cooperation of drawing ball and protecting band are used, reach the tight purpose of tying up to user's both hands for the arm power stick can't break away from user's both hands, has strengthened the security of equipment.
2. This take off power protection auxiliary device to arm power stick, it rotates to drive annular ring through elastic spring, elastic spring drives the area of receiving and releasing simultaneously and zooms, under the bounce effect of main force spring, elastic spring drives the area of receiving and releasing rolling, annular ring rotates simultaneously, annular ring drives fixed frame and extension spring and rotates, extension spring drives the movable block and rotates, the movable block drives the movable block and grabs, the movable block drives the barb and rotates, if annular ring rotational speed is too fast, can make extension spring extend under the effect of centrifugal force, barb and slope tooth contact, produce the resistance, reach the purpose that slows down main force spring return speed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure of the invention in the vicinity of the pressure plate;
FIG. 3 is an enlarged view of the structure around the rotary gear of the present invention;
FIG. 4 is an enlarged view of the structure around the annular ring of the present invention;
FIG. 5 is a top view of the structure of the speed limiting wheel shown in FIG. 1 according to the present invention;
fig. 6 is an enlarged schematic view of a structure near the movable block according to the present invention.
In the figure: 1. a main force spring; 2. a grip; 3. taking in and putting out the belt; 4. a speed limiting wheel; 5. a limiting ball; 6. an elastic spring; 7. a pressure plate; 8. a movable plate; 9. a tension spring; 10. a protective band; 11. a support frame; 12. a traction ball; 13. a rotating gear; 14. an annular ring; 15. a fixing frame; 16. a movable block; 17. an extension spring; 18. a moving block; 19. a barb; 20. a rack.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-6, a force-releasing protection auxiliary device for an arm-force stick comprises a main force spring 1, wherein handles 2 are fixedly connected to the left and right ends of the main force spring 1, a limiting ball 5 is fixedly connected to the opposite ends of the two handles 2, a retractable belt 3 is movably connected to the lower portion of the handle 2, an elastic spring 6 is fixedly connected to the end of the retractable belt 3 away from the handle 2, an annular ring 14 is fixedly connected to the inner side of the elastic spring 6, speed-limiting wheels 4 are movably connected to the two ends of the elastic spring 6, a movable plate 8 is fixedly connected to the outer side of the handle 2, a movable spring 9 is fixedly connected to the end of the retractable spring 9 away from the handle 2, a pressure plate 7 is fixedly connected to the top of the movable plate 8, the top of the pressure plate 7 is designed in a concave-convex manner, the movable plate 8 and the pressure plate 7 are both movably connected to the handle 2, the inside swing joint of handle 2 has a rotating gear 13, rotating gear 13 has four and two-by-two symmetric distribution in the inboard of handle 2, there are two guard bands 10, both ends of guard band 10 are all fixedly connected with rotating gear 13 and symmetric distribution in the both sides of main power spring 1, the outside of fly leaf 8 is fixedly connected with rack 20, rack 20 is located the inboard of handle 2 and meshes with rotating gear 13, the front of rotating gear 13 is fixedly connected with guard band 10, the outside of annular ring 14 is fixedly connected with fixed frame 15, the inboard swing joint of fixed frame 15 has movable block 16, the outside of annular ring 14 and the inside of fixed frame 15 are fixedly connected with extension spring 17, extension spring 17 and movable block 16 are fixedly connected, the outside of movable block 16 is fixedly connected with movable block 18, one end of movable block 18 far away from movable block 16 is fixedly connected with barb 19, the inboard fixedly connected with inclined tooth of speed limiting wheel 4, the angled teeth may engage barbs 19.
The working principle is that when a user uses an arm force bar, the pressure plate 7 is pressed downwards, the pressure plate 7 moves to drive the movable plate 8 to move, the movable plate 8 drives the telescopic spring 9 to move, the movable plate 8 drives the rack 20 to move, the rack 20 drives the rotating gear 13 to move, the rotating gear 13 drives the protective belt 10 to move, the protective belt 10 is pulled to be in a tight state to protect the two hands of the user, simultaneously, as the main force spring 1 is continuously bent, the handles 2 are mutually closed to drive the retractable belt 3 to be loosened, under the action of the restoring force of the elastic spring 6, the retractable belt 3 is wound up, the elastic spring 6 drives the annular ring 14 to rotate, when the user gradually removes the force, the main force spring 1 starts to recover to the original state, the retractable belt 3 is pulled to drive the elastic spring 6 to rotate, the elastic spring 6 drives the annular ring 14 to rotate, and the annular ring 14 reversely rotates, annular circle 14 drives fixed frame 15 and extension spring 17 and rotates, and extension spring 17 drives movable block 16 and rotates, and movable block 16 drives movable block 18 and grabs, and movable block 18 drives barb 19 and rotates, makes its speed slow down, if annular circle 14 rotational speed is too fast, can make extension spring 17 extend under the effect of centrifugal force, barb 19 and the contact of slope tooth, produce the resistance, the restriction is received and is put the stretching speed in area 3, makes main force spring 1 steadily resume.
In conclusion, this to power of taking off protection auxiliary device of arm strength stick, through the motion of pressure plate 7 drive fly leaf 8 motion, fly leaf 8 drives expanding spring 9 motion, and fly leaf 8 drives rack 20 motion simultaneously, and rack 20 drives the motion of rotating gear 13, and rethread rotating gear 13, traction ball 12 and protective band 10's cooperation is used, reaches the tight purpose of tying up user's both hands for the arm strength stick can't break away from user's both hands, has strengthened the security of equipment. This take off power protection auxiliary device to arm power stick, it rotates to drive annular ring 14 through elastic spring 6, elastic spring 6 drives the area of receiving and releasing 3 and zooms simultaneously, under the bounce effect of main force spring 1, elastic spring 6 drives the area of receiving and releasing 3 rolling, annular ring 14 rotates simultaneously, annular ring 14 drives fixed frame 15 and extension spring 17 and rotates, extension spring 17 drives movable block 16 and rotates, movable block 16 drives movable block 18 and grabs, movable block 18 drives barb 19 and rotates, if annular ring 14 rotational speed is too fast, can make extension spring 17 extend under the effect of centrifugal force, barb 19 and the contact of slope tooth, the production resistance, reach the purpose that slows down main force spring 1 return speed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.