CN213313209U

CN213313209U - Arm stretcher for physical training and body building

Info

Publication number: CN213313209U
Application number: CN202022411933.3U
Authority: CN
Inventors: 郑传锋; 孙亚琴
Original assignee: Shaanxi Normal University
Current assignee: Shaanxi Normal University
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-06-01
Anticipated expiration: 2030-10-26

Abstract

The utility model relates to a physical training equipment technical field just discloses an arm stretcher for physical training body-building, the on-line screen storage device comprises a base, the sliding tray has been seted up at the top of base, the inside sliding connection of sliding tray has the seat, the left side of seat is provided with adjusting device, the top fixedly connected with bracing piece of base, the outside cover of bracing piece is equipped with the support rather than sliding connection, two handles of left side fixedly connected with of support, the top fixedly connected with mount of support. The utility model discloses a, seted up the sliding tray through the top of base, the bottom sliding connection of seat is provided with adjusting device to the inside of sliding tray, and the left side of seat is provided with adjusting device, the bottom of the top fixed connection of base to the bottom of bracing piece, the inside sliding connection of support to the outside of bracing piece to realized that the device possesses can be according to user's height and arm length height-adjusting, advantage such as suitable crowd is extensive.

Description

Arm stretcher for physical training and body building

Technical Field

The utility model relates to a physical training equipment technical field specifically is an arm stretcher for physical training body-building.

Background

In the current society, the rhythm of life is nervous, and health is increasingly important, and the motion is often restricted in the restriction in place, generally go to the gymnasium and take exercise, but troublesome to meet special circumstances, and inconvenient to can interrupt the exercise, consequently carry out the motion exercise at one's own home and become people's first choice, and people often use sports apparatus such as dumbbell, barbell, arm strength ware in the muscle exercise.

However, the existing arm stretching equipment cannot stretch the arm muscles of the exerciser according to the height requirement of the exerciser, cannot adjust the distance between the position of the holding rod and a user for people with different heights and arm lengths, cannot stretch the arm muscles of the exerciser according to the height requirement of the exerciser, and has certain limitation in use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides an arm stretcher for physical training body-building, it can be according to user's height and arm length adjustment height to possess, be suitable for advantages such as crowd is extensive, it can not stretch to exerciser's arm muscle according to exerciser's height demand to solve the current arm stretching equipment, to different height and arm length's people, the unable adjustment is held the distance of pole position and user, can not stretch exerciser's arm muscle according to exerciser's height demand, the use has the problem of certain limitation.

(II) technical scheme

For the realization above-mentioned possess can be according to user's height and arm length adjustment height, be suitable for the extensive purpose of crowd, the utility model provides a following technical scheme: an arm stretcher for physical training and body building comprises a base, wherein a sliding groove is formed in the top of the base, a seat is connected in the sliding groove in a sliding manner, an adjusting device is arranged on the left side of the seat, a supporting rod is fixedly connected to the top of the base, a support in sliding connection with the supporting rod is sleeved on the outer side of the supporting rod, two handles are fixedly connected to the left side of the support, a fixing frame is fixedly connected to the top of the support, an adjusting wheel is arranged on the inner side of the fixing frame, a ratchet wheel is fixedly connected to the front side of the adjusting wheel in front, a supporting rod is hinged to the front side of the fixing frame in front, a movable rod is rotatably connected to the top of the supporting rod, a reset spring is sleeved on the outer side of the movable rod, one end of the reset spring is fixedly connected to the front side of, the clamping block is in tooth contact with the outer side of the ratchet wheel, the top of the supporting rod is fixedly connected with a cross rod, the left side and the right side of the cross rod are respectively fixedly connected with pulleys, a steel wire is wound on the outer side of the adjusting wheel, the other end of the steel wire passes through the outer side of the two pulleys and is fixedly connected with a clamping device, the top of the base is fixedly connected with a slide rod, balancing weights are arranged at equal intervals in a sleeved mode on the outer side of the slide rod, and clamping grooves are formed in the left side and.

Preferably, adjusting device includes threaded rod and wrench movement piece, the left end fixed connection of threaded rod turns the right side of piece to the right side of piece, the left end of threaded rod runs through and threaded connection to the inside of sliding tray, the right-hand member of threaded rod rotates the left side of connecting the seat.

Preferably, the outer side of one end of the front surface of the movable rod is fixedly connected with a poking block.

Preferably, the back of the adjusting wheel is fixedly connected with a torsion spring, and one end of the back of the torsion spring is fixedly connected to the front of the inner side of the fixing frame.

Preferably, the top of the base is fixedly connected with a pedal, and the left side of the pedal is fixedly connected with a fixed rod.

Preferably, the clamping device comprises a positioning plate, two U-shaped clamping rods, two tension springs and two pull blocks, the top of the positioning plate is fixedly connected to one end of the steel wire, two symmetrical rectangular grooves are formed in the positioning plate, two opposite ends of the tension springs are respectively fixedly connected to one sides, close to each other, of the two rectangular grooves, two opposite ends of the tension springs are respectively fixedly connected to one ends, opposite to the two U-shaped clamping rods, of the two opposite ends of the tension springs, and one side, opposite to the U-shaped clamping rods, of the two pull blocks is respectively fixedly connected to one side, opposite to the two pull blocks.

(III) advantageous effects

Compared with the prior art, the utility model provides an arm stretcher for physical training body-building possesses following beneficial effect:

1. the arm stretcher for physical training and body building is characterized in that a sliding groove is formed in the top of a base, the bottom of a seat is connected to the inside of the sliding groove in a sliding mode, an adjusting device is arranged on the left side of the seat, the top of the base is fixedly connected to the bottom end of a supporting rod, the inside of a support is connected to the outer side of the supporting rod in a sliding mode, the left side of the support is fixedly connected to the right ends of two handles, the top of the support is fixedly connected to the bottom of a fixing frame, an adjusting wheel is rotatably connected to the inner side of the fixing frame, the front of the adjusting wheel is fixedly connected with the back of a ratchet wheel, the front of the fixing frame is hinged to the back of a supporting rod, the outer side of the movable rod is rotatably connected to the inside of the supporting rod, a reset spring is sleeved on the outer side of the movable rod, two ends of, the top of the supporting rod is fixedly connected with the bottom end of the cross rod, the two sides of the left side of the cross rod are respectively and fixedly connected with the opposite sides of the two pulleys, the outer side of the adjusting wheel is wound with a steel wire, the other end of the steel wire passes through the outer sides of the two pulleys and is connected with the clamping device, the top of the base is fixedly connected with the bottom end of the sliding rod, the outer side of the sliding rod is provided with balancing weights which are arranged at equal intervals, the left side and the right side of the balancing weight are both provided with clamping grooves, when in use, a user firstly adjusts the seat to a proper position through the adjusting device, then rotates the movable rod to separate the clamping block from the ratchet wheel, then rotates the adjusting wheel and pushes the support to move up and down along the supporting rod to adjust the height, when the support is adjusted to a proper position, the adjusting wheel is rotated to, then the intensity gravity of taking exercise according to the user needs, select the balancing weight of suitable quantity through chucking device, chucking device cooperation draw-in groove is connected fixedly to the balancing weight, whole adjustment back that finishes, the user sits and holds the downward pulling support of handle at the seat both hands, stretch the exercise, thereby realized that the device possesses can be according to user's height and arm length adjustment height, be suitable for advantages such as crowd extensively, solve the problem and current arm stretching equipment can not be according to exerciser's height demand to exerciser's arm muscle stretch, to the people of different heights and arm length, unable adjustment is held lever position and user's distance, can not stretch according to exerciser's height demand to exerciser's arm muscle, the use has the problem of certain limitation.

2. This an arm stretcher for physical training body-building uses through the cooperation of threaded rod and wrench movement piece for adjusting device can realize position control, convenient to use to the seat.

3. This an arm stretcher for physical training body-building through dialling the piece, the person of facilitating the use adjusts the movable rod, uses more laborsavingly.

4. This an arm stretcher for physical training body-building can be so that when the support upwards adjusts through torque spring, the steel wire can become the pine, and torque spring drives the regulating wheel and rotates and tighten up the steel wire under the effect with the pulling force this moment to it is more convenient to make the device use reasonable regulation more.

5. This an arm stretcher for physical training body-building uses through the running-board with decide the pole cooperation, when the user takes exercise, can put the foot on the running-board, recycles and decides the pole and stabilize the health, and the reinforcing is taken exercise the effect.

6. This an arm stretcher for physical training body-building, through the locating plate, two U-shaped kellies, two tension spring, two draw the piece and the rectangular channel cooperation is used for chucking device is when adjusting the quantity of balancing weight, and the accessible pulling draws the piece to make the U-shaped kellies break away from the draw-in groove, when the U-shaped kellies is pegged graft to the draw-in groove, under tension spring's effect, makes the U-shaped kellies can not break away from at the in-process that the device was stimulateeed, makes device stability in use better.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure A in FIG. 1;

FIG. 3 is a schematic front view of the adjusting wheel and the fixing frame of the present invention;

FIG. 4 is an enlarged view of the structure B in FIG. 3;

fig. 5 is a schematic side view of the adjusting wheel and the fixing frame structure of the present invention.

In the figure: 1. a base; 2. a sliding groove; 3. a seat; 4. an adjustment device; 41. a threaded rod; 42. a twisting block; 5. a support bar; 6. a support; 7. a grip; 8. a fixed mount; 9. an adjustment wheel; 91. a torsion spring; 10. a ratchet wheel; 11. a strut; 12. a movable rod; 121. a shifting block; 13. a return spring; 14. a clamping block; 15. a cross bar; 16. a pulley; 17. a steel wire; 18. a clamping device; 181. positioning a plate; 182. a U-shaped clamping rod; 183. a tension spring; 184. pulling the block; 185. a rectangular groove; 19. a slide bar; 20. a balancing weight; 21. a card slot; 22. fixing a rod; 23. a foot pedal.

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. 1-5, an arm stretcher for physical training and fitness comprises a base 1, a sliding groove 2 is formed in the top of the base 1, a seat 3 is slidably connected inside the sliding groove 2, an adjusting device 4 is arranged on the left side of the seat 3, a supporting rod 5 is fixedly connected to the top of the base 1, a bracket 6 slidably connected with the supporting rod 5 is sleeved on the outer side of the supporting rod 5, two handles 7 are fixedly connected to the left side of the bracket 6, a fixed frame 8 is fixedly connected to the top of the bracket 6, an adjusting wheel 9 is arranged on the inner side of the fixed frame 8, a ratchet 10 is fixedly connected to the front of the adjusting wheel 9, a supporting rod 11 is hinged to the front of the fixed frame 8, a movable rod 12 is rotatably connected to the top of the supporting rod 11, a return spring 13 is sleeved on the outer side of the movable rod 12, one end of the, one end of the back of the movable rod 12 is fixedly connected with a clamping block 14, the clamping block 14 is contacted with teeth on the outer side of the ratchet 10, the top of the support rod 5 is fixedly connected with a cross rod 15, the left side and the right side of the cross rod 15 are respectively fixedly connected with pulleys 16, the outer side of the regulating wheel 9 is wound with a steel wire 17, the other end of the steel wire 17 is fixedly connected with a clamping device 18 through the outer sides of the two pulleys 16, the top of the base 1 is fixedly connected with a slide rod 19, the outer side of the slide rod 19 is sleeved with balancing weights 20 which are arranged at equal intervals, the left side and the right side of the balancing weight 20 are both provided with clamping grooves 21, the top of the base 1 is provided with a slide groove 2, the bottom of the seat 3 is slidably connected to the inside of the slide groove 2, the left side of the seat 3 is provided with a regulating device 4, the top of the bracket 6 is fixedly connected to the bottom of the fixed frame 8, the inner side of the fixed frame 8 is rotatably connected with an adjusting wheel 9, the front of the adjusting wheel 9 is fixedly connected to the back of the ratchet 10, the front of the fixed frame 8 is hinged to the back of the supporting rod 11, the outer side of the movable rod 12 is rotatably connected to the inside of the supporting rod 11, a return spring 13 is sleeved on the outer side of the movable rod 12, two ends of the return spring 13 are respectively fixedly connected with the front of the movable rod 12 and the front of the supporting rod 11, one end of the back of the movable rod 12 is fixedly connected to the front of the clamping block 14, one end of the clamping block 14 is clamped into the tooth seam of the ratchet 10, the top of the supporting rod 5 is fixedly connected to the bottom end of a cross rod 15, two sides of the left side of the cross rod 15 are respectively and fixedly connected to one side of two pulleys 16, the top of the base 1 is fixedly connected to the bottom end of a sliding rod 19, balancing weights 20 which are arranged at equal intervals are arranged on the outer side of the sliding rod 19, clamping grooves 21 are formed in the left side and the right side of each balancing weight 20, when the seat is used, a user firstly adjusts the seat 3 to a proper position through an adjusting device 4, then the clamping blocks 14 are separated from the ratchet wheel 10 by rotating the movable rod 12, then the adjusting wheel 9 is rotated, the support 6 is pushed to move up and down along the support rod 5 to adjust the height, after the support 6 is adjusted to the proper position, the adjusting wheel 9 is rotated to tighten the steel wire 17, then the movable rod 12 is loosened to clamp the ratchet wheel 10 through the clamping blocks 14, so that the current height is positioned, the steel wire 17 is fixed relative to the adjusting wheel 9, then the appropriate number of the balancing weights 20 are selected through the clamping device 18 according to the strength gravity required to be exercised by, after all adjustments finish, the user sits and holds handle 7 downstream pulling support 6 in 3 both hands of seat, stretch the exercise, thereby realized that the device possesses can be according to user's height and arm length adjustment height, be suitable for advantages such as crowd is extensive, solve the problem that the tensile equipment of current arm can not stretch the arm muscle of exerciser according to exerciser's height demand, to the people of different height and arm length, unable adjustment is held the pole position and is used's distance, can not stretch exerciser's arm muscle according to exerciser's height demand, the use has the problem of certain limitation.

Further, adjusting device 4 includes threaded rod 41 and wrench movement piece 42, and the left end fixed connection of threaded rod 41 turns round the right side of piece 42, and threaded connection runs through and threaded connection to the inside of sliding tray 2 the left end of threaded rod 41, and the right-hand member of threaded rod 41 rotates the left side of connecting seat 3, uses through the cooperation of threaded rod 41 and wrench movement piece 42 for adjusting device 4 can realize position control, convenient to use to seat 3.

Furthermore, the outside fixedly connected with of the positive one end of movable rod 12 dials piece 121, through dialling piece 121, the person of facilitating the use adjusts movable rod 12, uses more laborsavingly.

Further, the back fixedly connected with torsion spring 91 of regulating wheel 9, the one end fixed connection at the back of torsion spring 91 to the inboard front of mount 8 can be so that when support 6 upwards adjusts through torsion spring 91, steel wire 17 can become the pine, and torsion spring 91 drives regulating wheel 9 and rotates under the effect with the pulling force and tightens up steel wire 17 this moment to it is more convenient to make the device use reasonable regulation more.

Further, the top fixedly connected with running-board 23 of base 1, the left side fixedly connected with of running-board 23 decides pole 22, uses through running-board 23 and the cooperation of deciding pole 22, when the user takes exercise, can put the foot on running-board 23, recycles and decides pole 22 and stabilize the health, and the reinforcing is taken exercise the effect.

Furthermore, the clamping device 18 includes a positioning plate 181, two U-shaped clamping bars 182, two tension springs 183, and two pulling blocks 184, the top of the positioning plate 181 is fixedly connected to one end of the steel wire 17, two symmetrical rectangular grooves 185 are formed in the positioning plate 181, opposite ends of the two tension springs 183 are respectively fixedly connected to mutually adjacent sides of the two rectangular grooves 185, opposite ends of the two tension springs 183 are respectively fixedly connected to opposite ends of the two U-shaped clamping bars 182, opposite sides of the two U-shaped clamping bars 182 are respectively fixedly connected to opposite sides of the two pulling blocks 184, the positioning plate 181, the two U-shaped clamping bars 182, the two tension springs 183, the two pulling blocks 184, and the rectangular grooves 185 are used in cooperation, so that when the number of the counter weights 20 of the clamping device 18 is adjusted, the U-shaped clamping bars 182 can be separated from the clamping slots 21 by pulling the pulling blocks 184, when the U-shaped clamping bars 182 are inserted into the clamping slots 21, under the action of the tension spring 183, the U-shaped clamping rod 182 cannot be separated in the process of pulling the device, so that the use stability of the device is better.

The working principle is as follows: when the arm stretcher for physical training and body building is used, a user firstly adjusts a seat 3 to a proper position through an adjusting device 4, then rotates a movable rod 12 to separate a clamping block 14 from a ratchet 10, then rotates an adjusting wheel 9 and pushes a support 6 to move up and down along a support rod 5 to adjust the height, after the support 6 is adjusted to the proper position, the adjusting wheel 9 is rotated to tighten a steel wire 17, then the movable rod 12 is loosened to clamp the ratchet 10 through the clamping block 14, so that the current height is positioned, the steel wire 17 is fixed relative to the position of the adjusting wheel 9, then according to the strength gravity of the user needing to exercise, a proper number of balancing weights 20 are selected through a clamping device 18, the clamping device 18 is matched with a clamping groove 21 to connect and fix the balancing weights 20, after all adjustments are finished, the user sits on the seat 3 and holds a handle 7 with two hands to pull the support 6 downwards, carry out tensile exercise to it possesses can be according to user's height and arm length height-adjusting to have realized the device, be suitable for advantages such as crowd is extensive, it is clear to have solved and current arm stretching equipment can not be according to exerciser's height demand to the arm muscle of exerciser, to the people of different heights and arm length, the unable adjustment is held the distance of pole position and user, can not be according to exerciser's height demand to the arm muscle of exerciser and stretch, the use has the problem of certain limitation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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.

Claims

1. An arm stretcher for physical training and fitness, comprising a base (1), characterized in that: the adjustable seat is characterized in that a sliding groove (2) is formed in the top of the base (1), a seat (3) is connected to the inside of the sliding groove (2) in a sliding mode, an adjusting device (4) is arranged on the left side of the seat (3), a supporting rod (5) is fixedly connected to the top of the base (1), a support (6) in sliding connection with the supporting rod (5) is sleeved on the outer side of the supporting rod (5), two handles (7) are fixedly connected to the left side of the support (6), a fixing frame (8) is fixedly connected to the top of the support (6), an adjusting wheel (9) is arranged on the inner side of the fixing frame (8), a ratchet wheel (10) is fixedly connected to the front of the adjusting wheel (9), a supporting rod (11) is hinged to the front of the fixing frame (8), a movable rod (12) is rotatably connected to the, one end of the return spring (13) is fixedly connected to the front surface of the support rod (11), the other end of the return spring (13) is fixedly connected to one side of the back surface of the movable rod (12), one end of the back of the movable rod (12) is fixedly connected with a clamping block (14), the clamping block (14) is contacted with the outer teeth of the ratchet wheel (10), the top of the supporting rod (5) is fixedly connected with a cross rod (15), the left side and the right side of the cross rod (15) are respectively and fixedly connected with pulleys (16), a steel wire (17) is wound on the outer side of the adjusting wheel (9), the other end of the steel wire (17) is fixedly connected with a clamping device (18) through the outer sides of the two pulleys (16), the top fixedly connected with slide bar (19) of base (1), the outside cover of slide bar (19) is equipped with balancing weight (20) that the equidistance was arranged, draw-in groove (21) have all been seted up to the left and right sides of balancing weight (20).

2. An arm stretcher for physical exercise according to claim 1 wherein: adjusting device (4) are including threaded rod (41) and wrench movement piece (42), the left end fixed connection of threaded rod (41) is to the right side of wrench movement piece (42), the left end of threaded rod (41) runs through and threaded connection to the inside of sliding tray (2), the right-hand member of threaded rod (41) is rotated and is connected the left side of seat (3).

3. An arm stretcher for physical exercise according to claim 1 wherein: the outer side of one end of the front surface of the movable rod (12) is fixedly connected with a poking block (121).

4. An arm stretcher for physical exercise according to claim 1 wherein: the back of the adjusting wheel (9) is fixedly connected with a torsion spring (91), and one end of the back of the torsion spring (91) is fixedly connected to the front of the inner side of the fixing frame (8).

5. An arm stretcher for physical exercise according to claim 1 wherein: the top of base (1) fixedly connected with running-board (23), the left side fixedly connected with dead lever (22) of running-board (23).

6. An arm stretcher for physical exercise according to claim 1 wherein: chucking device (18) include locating plate (181), two U-shaped kellies (182), two tension spring (183) and two draw piece (184), the top fixed connection of locating plate (181) is to the one end of steel wire (17), two rectangular channel (185) of symmetry have been seted up to the inside of locating plate (181), two the relative one end of tension spring (183) is fixed connection respectively to the inside one side that is close to each other of two rectangular channel (185), two the one end that tension spring (183) carried on the back mutually is fixed connection respectively to the relative one end of two U-shaped kellies (182), two the relative one side of U-shaped kellies (182) is fixed connection respectively in two relative one sides of drawing piece (184).