CN212730899U

CN212730899U - Pull-up auxiliary trainer for physical strength training

Info

Publication number: CN212730899U
Application number: CN202020335303.XU
Authority: CN
Inventors: 赵廷强; 金延明; 王小英
Original assignee: Lanzhou Vocational Technical College
Current assignee: Lanzhou Vocational Technical College
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2021-03-19
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a pull-up auxiliary trainer for physical strength training, which comprises a base, wherein an auxiliary groove is arranged in the base, lifting brackets are respectively arranged in the left side and the right side of the auxiliary groove, adjusting bolts are arranged in the lifting brackets, the bottom of the lifting brackets is connected with the base through a rotating shaft, a positioning clamping groove is arranged at the inner side of the lower part in the lifting brackets, auxiliary positioning clamping grooves are respectively arranged in the left side and the right side of the bottom of the auxiliary groove, positioning support rods are arranged in the positioning clamping grooves and the auxiliary positioning clamping grooves, a support cross rod is arranged between the lifting brackets, the outer surface of the support cross rod is provided with an anti-skidding sleeve, auxiliary positioning grooves are respectively arranged outside the two sides of the auxiliary groove, a fixed cushion block is arranged in the auxiliary positioning groove, and a reset spring is arranged on the fixed cushion block, the pull-up action can be easily completed under the action of the return spring, and the design of the lifting support is more humanized and reasonable.

Description

Pull-up auxiliary trainer for physical strength training

Technical Field

The utility model relates to a body-building apparatus equipment technical field, concretely relates to pull-up training aid for physical strength training.

Background

The pull-up mainly tests the development level of the upper limb muscle strength, is an examination item of the male upper limb strength, and is a suspension strength exercise for overcoming the self gravity by the self strength. Is the most basic method for exercising the back and is one of the important reference standards and items for measuring the physique of men. The pull-up requires the male to have a certain grip strength and upper limb strength, which must overcome the body weight of the male to complete the pull-up. The pull-up has an important role in developing the upper limb suspension force, shoulder strap force and grip strength. The achievement is calculated according to the times of finishing the action specification, and the achievement is good when the action is finished, so that the method is a strength and endurance project.

Traditional horizontal bar chin trainer, not only the structure is simpler, and the human body is when doing the chin exercise, must rely on the upper limbs strength of human self arm to pull up the health completely to this reaches the exercise effect to upper limbs strength, and to those arm strength less, or for the great exerciser of weight, this kind relies on the chin exercise of self strength completely is a very difficult motion mode, it is harder to move, or can independently accomplish the quantity less, hardly play the effect of exercising, most people do not want to adopt the chin mode to exercise upper limbs strength. The existing pull-up auxiliary trainer is mostly a fixed device and cannot be moved and carried, and some devices are not provided with a support capable of being folded in a telescopic mode and are provided with storage grooves in an auxiliary mode, so that the upright rod and the cross rod cannot be well accommodated, the whole device cannot be well carried, good mobility is not achieved, the height of the device cannot be adjusted, and the application range of the device is narrowed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a pull-up auxiliary trainer for physical strength training, which comprises a base, wherein an auxiliary groove is arranged in the base, lifting brackets are respectively arranged in the left side and the right side of the auxiliary groove, an adjusting bolt is arranged in each lifting bracket, the bottom of each lifting bracket is connected with the base through a rotating shaft, a positioning clamping groove is arranged at the inner side of the middle lower part of each lifting bracket, auxiliary positioning clamping grooves are respectively arranged in the left side and the right side of the bottom of each auxiliary groove, positioning support rods are arranged in the positioning clamping grooves and the auxiliary positioning clamping grooves, a support cross rod is arranged between the lifting brackets, the outer surface of each support cross rod is provided with an anti-skidding sleeve, auxiliary positioning grooves are respectively arranged outside the two sides of each auxiliary groove, a fixed cushion block is arranged in each auxiliary positioning groove, the anti-slip device is characterized in that the anti-slip mat is arranged on the upper surface of the supporting base plate, mounting grooves are formed in the left side and the right side of the bottom of the base respectively, universal wheels are arranged in the mounting grooves, and the universal wheels are connected with the base through first locking bolts.

Preferably, the lifting support comprises a fixed rod and a movable rod, the movable rod is arranged in the fixed rod, the bottom of the fixed rod is connected with a rotating shaft, a plurality of positioning threaded holes are formed in the movable rod, the positioning threaded holes are evenly distributed in the movable rod at equal intervals, scale marks are arranged on the outer surface of the lifting support, and a control handle is arranged outside one side of the fixed rod.

Preferably, the number of the auxiliary positioning grooves is four, the left auxiliary positioning grooves and the right auxiliary positioning grooves are symmetrically distributed outside two sides of the auxiliary groove in a group, threaded holes are formed in one side of each auxiliary positioning groove, the threaded holes are formed in the base, second locking bolts are arranged in the threaded holes, and the fixing cushion blocks are fixedly connected with the base through the second locking bolts.

Preferably, the left side and the right side of the base are respectively provided with a matching fixing block, one side of the matching fixing block is provided with a T-shaped clamping block, the T-shaped clamping block is arranged in a T-shaped groove, the T-shaped groove is arranged in the left side and the right side of the base, and the matching fixing block is internally provided with a plurality of third locking bolts.

Preferably, the matching fixing block, the universal wheel, the lifting support, the supporting cross rod and the fixing cushion block are detachable.

The utility model has the advantages that: the pull-up exercise device is simple in structure and convenient to install, the support base plate and the reset spring are arranged on the base, so that pull-up actions can be easily completed under the action of the reset spring, the difficulty and the danger of exercise are reduced, a body builder is effectively helped to improve the strength of upper limbs in a progressive mode, the exercise effect is finally obtained, and the exercise pleasure is improved; the design of lifting support is more humanized, rationalized, can adjust the height that supports the horizontal pole at will through adjusting bolt, adapts to the person of taking exercise of different heights, and it is convenient to adjust, takes exercise more enjoyment, and the flexible folding of lifting support of being convenient for is deposited in the setting of supplementary groove cooperation rotation axis simultaneously, is convenient for accomodate, makes it have fine motivity.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic top view of the base of the present invention.

In the figure: 1. a base; 2. an auxiliary groove; 3. a lifting support; 4. a movable rod; 5. fixing the rod; 6. adjusting the bolt; 7. positioning the threaded hole; 8. scale lines; 9. a rotating shaft; 10. positioning the clamping groove; 11. an auxiliary positioning clamping groove; 12. positioning the supporting rod; 13. a support rail; 14. an anti-slip sleeve; 15. a return spring; 16. a support base plate; 17. a non-slip mat; 18. a control handle; 19. mounting grooves; 20. a universal wheel; 21. a first locking bolt; 22. fixing the cushion block; 23. a second locking bolt; 24. an auxiliary positioning groove; 25. a threaded hole; 26. matching with a fixed block; 27. a T-shaped fixture block; 28. a T-shaped groove; 29. and a third locking bolt.

Detailed Description

Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and fig. 2, the pull-up auxiliary training device for physical strength training comprises a base 1, wherein an auxiliary groove 2 is arranged in the base 1, lifting brackets 3 are respectively arranged in the left side and the right side of the auxiliary groove 2, an adjusting bolt 6 is arranged in each lifting bracket 3, the bottom of each lifting bracket 3 is connected with the base 1 through a rotating shaft 9, a positioning clamping groove 10 is arranged on the inner side of the middle lower part of each lifting bracket 3, auxiliary positioning clamping grooves 11 are respectively arranged in the left side and the right side of the bottom of each auxiliary groove 2, positioning support rods 12 are arranged in the positioning clamping grooves 10 and the auxiliary positioning clamping grooves 11, a support cross rod 13 is arranged between the lifting brackets 3, an anti-skid sleeve 14 is arranged on the outer surface of the support cross rod 13, auxiliary positioning grooves 24 are respectively arranged outside the two sides of each auxiliary groove 2, a fixed cushion block 22 is, the anti-skid device is characterized in that a supporting base plate 16 is arranged on the reset spring 15, an anti-skid pad 17 is arranged on the upper surface of the supporting base plate 16, mounting grooves 19 are respectively formed in the left side and the right side of the bottom of the base 1, universal wheels 20 are arranged in the mounting grooves 19, and the universal wheels 20 are connected with the base 1 through first locking bolts 21. Including dead lever 5 and movable rod 4 in the lifting support 3, movable rod 4 sets up in

dead lever

5, and 5 bottoms of dead lever are connected with rotation axis 9, set up a plurality of location screw hole 7 on the movable rod 4, and the even equidistance distribution of location screw hole 7 sets up scale mark 8 in movable rod 4, set up control handle 18 outside dead lever 5 one side. The auxiliary positioning grooves 24 are four in number, the left and the right are symmetrically distributed outside two sides of the auxiliary groove 2, a threaded hole 25 is formed in one side of each auxiliary positioning groove 24, the threaded hole 25 is formed in the base 1, a second locking bolt 23 is arranged in the threaded hole 25, and the fixing cushion block 22 is fixedly connected with the base 1 through the second locking bolt 23. The base 1 left and right sides sets up cooperation fixed block 26 outward respectively, sets up T type fixture block 27 outside cooperation fixed block 26 one side, T type fixture block 27 sets up in T type recess 28, and T type recess 28 sets up in the base 1 left and right sides, set up a plurality of third locking bolt 29 in the cooperation fixed block 26. The matching fixing block 26, the universal wheel 20, the lifting support 3, the supporting cross rod 13 and the fixing cushion block 22 are all detachable. The even equidistance distribution bump in base 1 bottom surface reaches anti-skidding effect, improves base 1's reliability and security. The arrangement that the matching fixing block 26 matches with the third locking bolt 29 to be locked and fixed with the ground can enhance the stability of the trainer and improve the safety of the trainer.

The working principle of the specific embodiment is as follows: firstly, the trainer is moved to a required position by using a universal wheel 20 according to requirements, then the first locking bolt 21 is screwed off to disassemble the universal wheel 20, then a matched fixed block 26 is matched and assembled to the left side and the right side of a base 1 by a T-shaped fixture block 27 and a T-shaped groove 28, the arrangement of a third locking bolt 29 is convenient for fixing the trainer, the stability and the reliability of the trainer are improved, then a lifting support 3 is taken out from an auxiliary groove 2 by using a control handle 18, the required height of a movable rod 4 is adjusted, the movable rod 4 is fixed in a fixed rod 5 by using an adjusting bolt 6 matched with a positioning threaded hole 7, then a supporting cross rod 13 is arranged between the lifting supports 3, a positioning support rod 12 is slid into a positioning clamping groove 10 and an auxiliary positioning clamping groove 11, thereby the effects of fixing the lifting support 3 and improving the strength of the lifting support 3 are achieved, and finally a fixed cushion block 22 is placed, utilize second locking bolt 23 cooperation screw hole 25 again to fix cushion 22 and base 1 fixed, thereby make supporting baseplate 16 be fixed in the base 1 top, the user steps on supporting baseplate 16, both hands hold support horizontal pole 13 tightly, the security of this training ware when using will be improved in the setting of non slip cover 14 and slipmat 17, when the user is doing the ascending motion of chin, reset spring 15 under supporting baseplate 16 makes the ascending action of chin easily accomplish under the effect of elasticity, the degree of difficulty and danger of motion itself have been reduced, through the effectual help fitness person of progressive mode improve upper limbs strength.

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims

1. The utility model provides a sports strength training is with chin training auxiliary training ware, includes base (1), its characterized in that: the lifting device is characterized in that an auxiliary groove (2) is arranged in a base (1), lifting supports (3) are respectively arranged in the left side and the right side of the auxiliary groove (2), adjusting bolts (6) are arranged in the lifting supports (3), the bottom of each lifting support (3) is connected with the base (1) through a rotating shaft (9), positioning clamping grooves (10) are arranged on the inner side of the middle lower part of each lifting support (3), auxiliary positioning clamping grooves (11) are respectively arranged in the left side and the right side of the bottom of each auxiliary groove (2), positioning supporting rods (12) are arranged in the positioning clamping grooves (10) and the auxiliary positioning clamping grooves (11), supporting cross rods (13) are arranged between the lifting supports (3), anti-skidding sleeves (14) are arranged on the outer surfaces of the supporting cross rods (13), auxiliary positioning grooves (24) are respectively arranged outside the two sides of the auxiliary groove (2), and fixed, set up reset spring (15) on fixed cushion (22), set up supporting baseplate (16) on reset spring (15), set up slipmat (17) at supporting baseplate (16) upper surface, set up mounting groove (19) in the both sides respectively about base (1) bottom, set up universal wheel (20) in mounting groove (19), universal wheel (20) are connected with base (1) through first locking bolt (21).

2. The pull-up training aid for physical strength training as claimed in claim 1, wherein: including dead lever (5) and movable rod (4) in lifting support (3), movable rod (4) set up in dead lever (5), and dead lever (5) bottom is connected with rotation axis (9), set up a plurality of location screw hole (7) on movable rod (4), and the even equidistance distribution of location screw hole (7) sets up scale mark (8) in movable rod (4), set up control handle (18) outside dead lever (5) one side.

3. The pull-up training aid for physical strength training as claimed in claim 2, wherein: auxiliary positioning groove (24) set up to four, control two and be a set of symmetric distribution outside auxiliary groove (2) both sides, set up screw hole (25) outside auxiliary positioning groove (24) one side, screw hole (25) set up in base (1), set up second locking bolt (23) in screw hole (25), fixed cushion (22) are through second locking bolt (23) and base (1) fixed connection.

4. The pull-up training aid for physical strength training as claimed in claim 3, wherein: base (1) left and right sides sets up cooperation fixed block (26) outward respectively, sets up T type fixture block (27) outside cooperation fixed block (26) one side, T type fixture block (27) set up in T type recess (28), and T type recess (28) set up in base (1) left and right sides, set up a plurality of third locking bolt (29) in cooperation fixed block (26).

5. The pull-up training aid for physical strength training as claimed in claim 4, wherein: the matching fixing block (26), the universal wheel (20), the lifting support (3), the supporting cross rod (13) and the fixing cushion block (22) are detachable.