CN214388742U

CN214388742U - Upper limb strength training device

Info

Publication number: CN214388742U
Application number: CN202120047045.XU
Authority: CN
Inventors: 杨元元
Original assignee: Yantai University
Current assignee: Yantai University
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-10-15
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses an upper limb strength training device, which comprises a base, wherein a first supporting arm is fixed at the top end of the base, a top plate is fixed on one side of the outer surface wall of the first supporting arm, a stretching seat is fixed at the bottom end of the top plate, a stretching cavity is formed in the stretching seat, a stretching rod is arranged in the stretching cavity, a limiting stop block is fixed at one end of the stretching rod and positioned in the stretching cavity, a stretching spring is arranged on the outer surface wall of the stretching rod, a lying plate is arranged at the upper end of the base, and a second supporting arm is fixed at one side of the top end of the base and positioned in the first supporting arm; the upper limb strength training device is simple and firm in structure, convenient to transfer and free of arrangement of a heavy object and the like by arranging the top plate, the stretching rod, the limit stop, the stretching spring and the like; through setting up regulation hole, connecting hole, slider and fastening screw etc. can reach quick adjustment's effect, convenience simple to use has increased application scope.

Description

Upper limb strength training device

Technical Field

The utility model relates to a mechanical device designs technical field, specifically is upper limbs strength training device.

Background

In daily exercise, the upper limbs take up a large part, including pectoralis muscle, latissimus dorsi muscle and biceps brachii muscle arm muscle etc. and the upper limbs body-building apparatus is various, and the special apparatus is taken up to the upper limbs takes up a large part, thereby the user pulls the pull rod thereby to carry out the effect of taking exercise the upper limbs with the heavy object on support column both sides through the rope with descending.

The prior art has the following defects or problems:

1. the existing upper limb strength training device needs to arrange weights, ropes, pulleys and the like on two sides of a supporting arm to achieve the training effect, the structure is too complex, the size of the device is too heavy, and the device is inconvenient to use and transfer;

2. the height of the lying plate can not be adjusted according to the weight and the arm length of the user, so that some users can not use the lying plate comfortably or even can not use the lying plate, the application range of the device is small, and the use of the device is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide upper limbs strength training device to the weak point of prior art to solve the problem that provides in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an upper limb strength training device comprises a base, wherein a first supporting arm is fixed at the top end of the base, a top plate is fixed on one side of the outer surface wall of the first supporting arm, a stretching seat is fixed at the bottom end of the top plate, a stretching cavity is formed in the stretching seat, a stretching rod is arranged in the stretching cavity, a limiting stop block is fixed at one end of the stretching rod and positioned in the stretching cavity, a stretching spring is arranged on the outer surface wall of the stretching rod, a lying plate is arranged at the upper end of the base, a second supporting arm is fixed at the top end of the base and positioned on one side of the first supporting arm, adjusting holes are respectively formed in the first supporting arm and the second supporting arm, sliding grooves are respectively formed in the first supporting arm and the second supporting arm and positioned on one side of the adjusting holes, a fixing plate is fixed on one side of the outer surface wall of the lying plate, and a connecting hole is formed in the fixing plate, and a sliding block is fixed on one side of the outer surface wall of the fixed plate and positioned in the sliding groove, and a fastening screw is connected between the adjusting hole and the connecting hole.

As the utility model discloses a preferred technical scheme, the one end that limit stop was kept away from to tensile pole is fixed with the head rod, the bottom mounting of head rod has the second connecting rod, the bottom mounting of second connecting rod has tensile handle.

As the preferred technical scheme of the utility model, the shape of second connecting rod is the arc, the outward appearance wall of tensile handle is carved with anti-skidding line.

As the utility model discloses a preferred technical scheme, limit stop's diameter is less than the diameter in tensile chamber, be sliding connection between limit stop and the tensile chamber.

As the utility model discloses an optimized technical scheme, tensile seat and extension spring's quantity is two sets of respectively, the hole with tensile pole looks adaptation is seted up to the inside bottom of tensile seat.

As the utility model discloses an optimal technical scheme, the quantity of first support arm and second support arm is two sets of respectively, the quantity of fixed plate is four groups, the quantity of regulation hole is a plurality of groups.

As the utility model discloses an optimal technical scheme, the inner wall of connecting hole is provided with the screw thread, be threaded connection between connecting hole and the fastening screw, be sliding connection between spout and the slider.

Compared with the prior art, the utility model provides an upper limbs strength training device possesses following beneficial effect:

1. the upper limb strength training device is provided with the top plate, the stretching seat, the stretching cavity, the stretching rod, the limit stop and the stretching spring, a user lies on the back at the top end of the lying plate, the stretching handle is held by two hands to stretch downwards, the stretching handle drives the second connecting rod and the first connecting rod to move downwards so as to drive the stretching rod to move downwards, the limit stop at the top end of the stretching rod slides in the stretching cavity at the moment so as to compress the stretching spring downwards, when the user stretches downwards for a certain distance and then loosens, the limit stop is subjected to upward elastic force of the stretching spring so as to drive the stretching rod to move upwards, so as to drive the first connecting rod, the second connecting rod and the stretching handle to move upwards to complete reset, so that the upper limbs are exercised circularly, the structure of the device is simple and firm, heavy objects and the like do not need to be arranged, and the transfer is convenient;

2. the upper limb strength training device is provided with an adjusting hole, a sliding chute, a fixing plate, a connecting hole, a sliding block and a fastening screw rod, when the lying plate needs to be adjusted, the fastening screw rod is rotated forwards to be screwed out of the connecting hole, thereby releasing the fixation between the fixed plate and the first supporting arm and the second supporting arm, moving the lying plate upwards or downwards, leading the slide block to slide in the chute to play a guiding role, when the lying plate moves to a proper position, the connecting hole is aligned with the adjusting hole, the fastening screw rod is rotated reversely, so that the fixing plate is fixed with the first supporting arm and the second supporting arm, thereby being convenient for users to use, the device can adjust the distance between service creeper and the tensile seat to reach quick adjustment's effect to the user of different sizes and arm length, convenience simple to use has increased application scope, does not influence the device's use.

Drawings

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

FIG. 2 is a schematic structural diagram of the side view of the structure of the present invention;

FIG. 3 is a schematic structural view of the structural stretching base of the present invention;

FIG. 4 is a schematic structural view of the present invention from above;

fig. 5 is a perspective view of a second support arm of the present invention.

In the figure: 1. a base; 2. a first support arm; 3. a top plate; 4. a stretching seat; 5. a stretching chamber; 6. a stretch rod; 7. a limit stop block; 8. an extension spring; 9. a lying board; 10. a second support arm; 11. an adjustment hole; 12. a chute; 13. a fixing plate; 14. connecting holes; 15. a slider; 16. fastening a screw rod; 17. a first connecting rod; 18. a second connecting rod; 19. stretching the grip.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, in this embodiment: an upper limb strength training device comprises a base 1, wherein a first supporting arm 2 is fixed at the top end of the base 1, a top plate 3 is fixed on one side of the outer surface wall of the first supporting arm 2, a stretching seat 4 is fixed at the bottom end of the top plate 3, a stretching cavity 5 is formed in the stretching seat 4, a stretching rod 6 is arranged in the stretching cavity 5, a limit stop 7 is fixed at one end of the stretching rod 6 and positioned in the stretching cavity 5, a stretching spring 8 is arranged on the outer surface wall of the stretching rod 6, a lying plate 9 is arranged at the upper end of the base 1, a second supporting arm 10 is fixed at the top end of the base 1 and positioned on one side of the first supporting arm 2, adjusting holes 11 are respectively formed in the first supporting arm 2 and the second supporting arm 10, sliding grooves 12 are respectively formed in the first supporting arm 2 and the second supporting arm 10 and positioned on one side of the adjusting holes 11, a fixing plate 13 is fixed on one side of the outer surface wall of the lying plate 9, and a connecting hole 14 is formed in the fixing plate 13, a slide block 15 is fixed on one side of the outer surface wall of the fixed plate 13 and positioned inside the sliding groove 12, and a fastening screw 16 is connected between the adjusting hole 11 and the connecting hole 14.

In this embodiment, a first connecting rod 17 is fixed at one end of the stretching rod 6 away from the limit stop 7, a second connecting rod 18 is fixed at the bottom end of the first connecting rod 17, a stretching grip 19 is fixed at the bottom end of the second connecting rod 18, and the stretching grip 19 is provided for the purpose of facilitating the holding of a user; the second connecting rod 18 is arc-shaped, and anti-skid grains are carved on the outer wall of the stretching grip 19, and the purpose of carving the anti-skid grains is to prevent a user from skidding when the user uses the device; the diameter of the limit stop 7 is smaller than that of the stretching cavity 5, the limit stop 7 is in sliding connection with the stretching cavity 5, and the diameter of the limit stop 7 is smaller than that of the stretching cavity 5 so that the limit stop 7 can slide in the stretching cavity 5; the number of the stretching seats 4 and the number of the stretching springs 8 are respectively two, holes matched with the stretching rods 6 are formed in the bottom ends of the stretching seats 4, and two arms can be exercised by the two groups of stretching seats 4 and the stretching springs 8 at the same time; the number of the first supporting arms 2 and the number of the second supporting arms 10 are respectively two, the number of the fixing plates 13 is four, the number of the adjusting holes 11 is several, and the adjusting holes 11 of several groups can conveniently adjust the lying plate 9 to different heights; the inner wall of the connecting hole 14 is provided with threads, the connecting hole 14 is in threaded connection with the fastening screw 16, the sliding groove 12 is in sliding connection with the sliding block 15, and the inner wall of the connecting hole 14 is provided with threads so that the fastening screw 16 can be connected to fix the fixing plate 13 and the first support arm 2 with the second support arm 10.

The utility model discloses a theory of operation and use flow: when the device is used, a user lies on the back at the top end of the lying plate 9, the stretching handle 19 is held by two hands to stretch downwards, the stretching handle 19 drives the second connecting rod 18 and the first connecting rod 17 to move downwards so as to drive the stretching rod 6 to move downwards, at the moment, the limit stop 7 at the top end of the stretching rod 6 slides in the stretching cavity 5 so as to compress the stretching spring 8 downwards, when the user stretches downwards for a certain distance and then loosens, the limit stop 7 bears upward elastic force of the stretching spring 8, so that the limit stop 7 drives the stretching rod 6 to move upwards so as to drive the first connecting rod 17, the second connecting rod 18 and the stretching handle 19 to move upwards to finish resetting, and thus the upper limbs are exercised circularly, the device has simple and firm structure, does not need to arrange heavy objects and the like, is convenient to transfer, when the lying plate 9 needs to be adjusted, the fastening screw 16 is rotated forwards so that the fastening screw 16 is screwed out of the connecting hole 14, thereby it is fixed to relieve between fixed plate 13 and first support arm 2 and the second support arm 10, make progress or downstream service creeper 9, make slider 15 slide in the inside of spout 12 and play the guide effect, when service creeper 9 removes to suitable position, align connecting hole 14 with regulation hole 11, reverse rotating fastening screw 16, make fixed plate 13 and first support arm 2 and second support arm 10 between fixed, the person of facilitating the use uses, the device can adjust the distance between service creeper 9 and the tensile seat 4, thereby reach the effect of quick adjustment to the user of different sizes and arm length, high durability and convenient use, and the application scope is enlarged.

Claims

1. Upper limbs strength training device, its characterized in that: comprises a base (1), a first supporting arm (2) is fixed on the top end of the base (1), a top plate (3) is fixed on one side of the outer wall of the first supporting arm (2), a stretching seat (4) is fixed on the bottom end of the top plate (3), a stretching cavity (5) is formed in the stretching seat (4), a stretching rod (6) is arranged in the stretching cavity (5), a limiting stop block (7) is fixed on one end of the stretching rod (6) and positioned in the stretching cavity (5), a stretching spring (8) is arranged on the outer wall of the stretching rod (6), a lying plate (9) is arranged on the upper end of the base (1), a second supporting arm (10) is fixed on one side of the top end of the base (1) and positioned on the first supporting arm (2), and adjusting holes (11) are respectively formed in the first supporting arm (2) and the second supporting arm (10), spout (12) have been seted up respectively to the inside of first support arm (2) and second support arm (10) and the one side that is located regulation hole (11), outward appearance wall one side of service creeper (9) is fixed with fixed plate (13), the inside of fixed plate (13) is provided with connecting hole (14), the outward appearance wall one side of fixed plate (13) and the inside that is located spout (12) are fixed with slider (15), be connected with fastening screw (16) between regulation hole (11) and connecting hole (14).

2. The upper limb strength training device of claim 1, wherein: a first connecting rod (17) is fixed to one end, far away from the limit stop (7), of the stretching rod (6), a second connecting rod (18) is fixed to the bottom end of the first connecting rod (17), and a stretching handle (19) is fixed to the bottom end of the second connecting rod (18).

3. The upper limb strength training device of claim 2, wherein: the shape of the second connecting rod (18) is arc, and anti-skid grains are carved on the outer surface wall of the stretching grip (19).

4. The upper limb strength training device of claim 1, wherein: the diameter of the limit stop (7) is smaller than that of the stretching cavity (5), and the limit stop (7) is in sliding connection with the stretching cavity (5).

5. The upper limb strength training device of claim 1, wherein: the number of the stretching seats (4) and the number of the stretching springs (8) are respectively two, and holes matched with the stretching rods (6) are formed in the bottom ends of the stretching seats (4).

6. The upper limb strength training device of claim 1, wherein: the number of the first supporting arms (2) and the number of the second supporting arms (10) are two, the number of the fixing plates (13) is four, and the number of the adjusting holes (11) is a plurality of groups.

7. The upper limb strength training device of claim 1, wherein: the inner wall of the connecting hole (14) is provided with threads, the connecting hole (14) is in threaded connection with the fastening screw rod (16), and the sliding groove (12) is in sliding connection with the sliding block (15).