CN213100672U

CN213100672U - Arm strength exerciser

Info

Publication number: CN213100672U
Application number: CN202021024307.2U
Authority: CN
Inventors: 向萌
Original assignee: Hunan University of Medicine
Current assignee: Hunan University of Medicine
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-05-04
Anticipated expiration: 2030-06-05

Abstract

The utility model is suitable for an exercise equipment technical field provides an arm strength exerciser, include: elastic part and setting are in the flexible subassembly at elastic part both ends, flexible subassembly includes: one end of the connecting rod is connected with the end part of the elastic part; the handle is internally provided with an inner cavity corresponding to the connecting rod, the other end of the connecting rod is arranged in the inner cavity in a sliding manner, an internal thread structure is arranged in the inner cavity at the first end of the handle, and an opening communicated with the inner cavity is arranged at the second end of the handle; the two limiting blocks are respectively arranged on two sides of the opening; the cushion blocks are arranged in the inner cavity in a sliding manner; and one end of the end cover is provided with an external thread structure corresponding to the internal thread structure. The embodiment of the utility model provides a realized the flexible and fixed of connecting rod, made the length of arm strength exerciser adjust to promote and temper the effect.

Description

Arm strength exerciser

Technical Field

The utility model belongs to the technical field of exercise equipment, especially, relate to an arm strength exerciser.

Background

With the improvement of living standard, more and more people pay attention to the importance of having a healthy body, and exercise is the best way if people want to have a healthy body, because the exercise can improve the blood circulation and the immunity of the body.

The arm strength exerciser is one for teenagers to exercise chest muscle, forearm muscle group, biceps, latissimus muscle, etc. and has the main structure including elastic part and handles set in two ends of the elastic part for the user to hold.

The existing arm strength exerciser is fixed in length, a user cannot adjust the arm length according to the user when the arm strength exerciser is used, and the user can be in an uncomfortable state during exercise, so that the exercise effect is greatly reduced.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an arm strength exerciser aims at solving current arm strength exerciser length fixed and cause the poor problem of exercise effect.

The embodiment of the utility model provides a realize like this, provide an arm strength exerciser, include: elastic part and setting are in the flexible subassembly at elastic part both ends, flexible subassembly includes:

one end of the connecting rod is connected with the end part of the elastic part;

the handle is internally provided with an inner cavity corresponding to the connecting rod, the other end of the connecting rod is arranged in the inner cavity in a sliding manner, an internal thread structure is arranged in the inner cavity at the first end of the handle, and an opening communicated with the inner cavity is arranged at the second end of the handle;

the two limiting blocks are respectively arranged on two sides of the opening, the two limiting blocks are provided with corresponding threaded holes, and the threaded holes of the two limiting blocks are connected through screws;

the cushion blocks are arranged in the inner cavity in a sliding manner;

and one end of the end cover is provided with an external thread structure corresponding to the internal thread structure, and the end cover is connected with the internal thread structure in the inner cavity through the external thread structure.

Further, the diameter of the connecting rod is equal to half of the diameter of the handle.

Further, the inner cavity is located in a central position of the handle.

Furthermore, the two limiting blocks and the handle are of an integral structure.

Further, the outer circumference of the handle is provided with a slip prevention portion.

Furthermore, the head end of the screw is provided with a square adjusting block.

Further, the end cap is provided with a protruding structure protruding outward corresponding to the handle.

Still further, the elastic portion includes: the spring and set up in the accepting part of spring both ends, the connecting rod with the accepting part is connected.

Furthermore, the connecting rod and the bearing part are of an integral structure.

Furthermore, the end cover is provided with an anti-falling rope.

The embodiment of the utility model provides a through set up the inner chamber on hand, and including sliding the setting of connecting rod, thereby make the connecting rod handle relatively stretch out and draw back, and including the intracavity set up a plurality of cushions, set up the internal thread structure in the inner chamber of the first end of handle, set up an end cover that corresponds with the internal thread structure again in order to support the pressure cushion, make the connecting rod accessible increase or reduce cushion quantity and support its position, avoid the connecting rod to slide to the other end of inner chamber when using, set up the opening of intercommunication inner chamber again at the handle second end, set up the stopper in open-ended both sides, two stopper settings correspond the screw hole and pass through screwed connection, make the connecting rod accessible wrench movement screw fix or relax, thereby realized the flexible and fixed of connecting rod, make the length of arm strength exerciser adjust, in order to promote the exercise effect.

Drawings

Fig. 1 is a schematic view of an overall structure of an arm strength exerciser according to an embodiment of the present invention.

Fig. 2 is a sectional view of the handle structure of the arm strength exerciser provided by the present invention.

Fig. 3 is a cross-sectional view of the arm exerciser after the handle is connected to the end cap.

Fig. 4 is a schematic view of a part of a handle structure of an arm strength exerciser provided by the present invention.

Fig. 5 is a sectional view of an end cap structure of an arm strength exerciser according to the present invention.

Wherein, 1, a limiting block; 2. a spring; 3. a receiving part; 4. a connecting rod; 5. a handle; 6. an anti-drop rope; 7. an inner cavity; 8. an internal thread structure; 9. an anti-slip portion; 10. a protruding structure; 11. an end cap; 12. cushion blocks; 13. an opening; 14. a threaded hole; 15. and (4) an external thread structure.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

An embodiment of the utility model provides an arm strength exerciser, include: elastic part and the flexible subassembly of setting at the elastic part both ends, as shown in figure 1, flexible subassembly includes:

a connecting rod 4, one end of the connecting rod 4 is connected with the end of the elastic part;

the handle 5 is combined with the attached drawings 2 to 4, an inner cavity 7 corresponding to the connecting rod 4 is arranged in the handle 5, the other end of the connecting rod 4 is arranged in the inner cavity 7 in a sliding mode, an internal thread structure 8 is arranged in the inner cavity 7 at the first end of the handle 5, and an opening 13 communicated with the inner cavity 7 is arranged at the second end of the handle 5;

as shown in fig. 4, the two limiting blocks 1 are respectively arranged at two sides of the opening 13, the two limiting blocks 1 are provided with corresponding threaded holes 14, and the threaded holes 14 of the two limiting blocks 1 are connected through screws (not shown in the figure);

a plurality of cushion blocks 12, as shown in fig. 3, the cushion blocks 12 are slidably arranged in the inner cavity 7;

the end cover 11, as shown in fig. 5, one end of the end cover 11 is provided with an external thread structure 15 corresponding to the internal thread structure 8, and the end cover 11 is connected with the internal thread structure 8 in the inner cavity 7 through the external thread structure 15.

Specifically, as shown in fig. 1, the elastic portion includes: the spring 2 and set up in the accepting 3 of spring 2 both ends, connecting rod 4 in the telescopic component is connected with accepting 3. The connection with the connecting rod 4 in the telescopic assembly can be conveniently realized by arranging the bearing parts 3 at the two ends of the spring 2.

The length and diameter of the spring 2 are set according to practical conditions, such as thirty kilograms, forty kilograms and fifty kilograms, the length and diameter of the spring 2 are different, and the length and diameter of the spring 2 are different for fifteen years old users, twenty years old users and twenty-five years old users.

The bearing part 3 can be a cylinder or a square and is set according to requirements.

Specifically, as shown in fig. 1, the connecting rod 4 and the receiving portion 3 are of an integral structure, so that the stability of the connecting rod 4 and the receiving portion 3 can be improved, and the occurrence of fracture can be avoided.

Of course, the connecting rod 4 and the receiving portion 3 may be provided as separate bodies, and may be screwed or welded.

Specifically, connecting rod 4 is circular pole, and corresponding inner chamber 7 is circular chamber to in inner chamber 7 slide at connecting rod 4, of course, connecting rod 4 also can be square pole, and at this moment, inner chamber 7 is square chamber, can play a spacing effect, avoids connecting rod 4 to rotate.

Specifically, as shown in fig. 4, the stopper 1 has a square structure and is disposed on two sides of the handle 5 corresponding to the opening 13, and further, is disposed adjacent to the opening 13 to better lock the opening 13, thereby fixing the connecting rod 4.

Specifically, the screw holes 14 on two limiting blocks 1 can be replaced by the through holes without screw structures, the through holes on two limiting blocks 1 are connected through rivets, one end of each rivet is hinged to form a cylindrical block, an arc-shaped wrench is arranged on each cylindrical block, and therefore the cylindrical blocks can be rotated through the arc-shaped wrenches so as to abut against the limiting blocks 1 through the cylindrical blocks, and therefore the two limiting blocks 1 are compressed through the fixed connecting rods 4.

Specifically, the number of the cushion blocks 12 is set according to actual conditions, for example, three cushion blocks 12, four cushion blocks 12, five cushion blocks 12, and further, as shown in fig. 3, the thickness of each cushion block 12 is different, so that the cushion blocks 12 with different thicknesses are placed in the inner cavity 7 to match the telescopic length of the connecting rod 4, and it is avoided that a plurality of cushion blocks 12 suitable for the telescopic length of the connecting rod 4 cannot be found to abut against the connecting rod.

The steps of shortening the connecting rod 4 relative to the handle 5 in this embodiment are: firstly twisting the screw to loosen the position of the opening 13, so that the connecting rod 4 can slide in the inner cavity 7, then opening the end cover 11, so that a plurality of cushion blocks 12 in the inner cavity 7 can slide, the sliding insertion of the connecting rod 4 into the inner cavity 7 is not influenced, then the connecting rod 4 is slidably inserted into the inner cavity 7, after the insertion length is adjusted, selecting the corresponding cushion block 12 to fill in the inner cavity 7, so that the end cover 11 can be covered to abut against the cushion block 12, the cushion block 12 abuts against the connecting rod 4 again, the connecting rod 4 is prevented from being inserted into the inner cavity 7 again, finally, twisting the screw to lock the position of the opening 13, thereby fixing the connecting rod 4, and preventing the connecting rod 4 from rotating or sliding out of the inner cavity 7.

The steps of extending the connecting rod 4 relative to the handle 5 in this embodiment are: turn round the screw earlier with the position of relaxing opening 13, make connecting rod 4 can slide in inner chamber 7, then, slide connecting rod 4 and take out outward again, after adjusting and taking out length, open end cover 11, select corresponding cushion 12 to fill in inner chamber 7, make end cover 11 can support and press connecting rod 4 at the back cushion 12 that covers, avoid connecting rod 4 to insert in toward inner chamber 7, finally, turn round tight screw with the position of locking opening 13, thereby fixed link 4, it can to avoid connecting rod 4 to rotate or roll-off inner chamber 7.

In the embodiment, the inner cavity 7 is arranged on the handle 5, the connecting rod 4 is arranged in the inner cavity 7 in a sliding manner, so that the connecting rod 4 can stretch and contract relative to the handle 5, the plurality of cushion blocks 12 are arranged in the inner cavity 7, the internal thread structure 8 is arranged in the inner cavity 7 at the first end of the handle 5, the end cover 11 corresponding to the internal thread structure 8 is arranged to press against the cushion blocks 12, so that the connecting rod 4 can press against the position of the connecting rod by increasing or reducing the number of the cushion blocks 12, the connecting rod 4 is prevented from sliding towards the other end of the inner cavity 7 when in use, the second end of the handle 5 is provided with the opening 13 communicated with the inner cavity 7, the two sides of the opening 13 are provided with the limit blocks 1, the two limit blocks 1 are provided with the corresponding threaded holes 14 and are connected through screws, so that the connecting rod 4 can be fixed or loosened by twisting the screws, thereby realizing the, to improve the exercise effect.

As another alternative embodiment of the present invention, the diameter of the connecting rod 4 is equal to half of the diameter of the handle 5.

Specifically, as shown in fig. 4, the inner cavity 7 is located at the center of the handle 5 to ensure that the strength of the inner cavity 7 wall of the handle 5 is the same everywhere, and to avoid the rupture caused by the weak strength of part of the inner cavity 7 wall of the handle 5.

In particular, the diameter of the connecting rod 4 may be less than half the diameter of the handle 5, in which case the inner cavity 7 of the handle 5 is relatively thick and strong, while the diameter of the connecting rod 4 is relatively small and weak.

In particular, the diameter of the connecting rod 4 may be larger than that of a plate of the handle 5, in which case the inner cavity 7 of the handle 5 has a relatively thin wall and is relatively weak, while the diameter of the connecting rod 4 is larger and is relatively strong.

In the embodiment, the diameter of the connecting rod 4 is set to be equal to half of the diameter of the handle 5, so that the strength of the connecting rod 4 and the strength of the inner cavity 7 wall of the handle 5 can be kept at a stable degree, and one of the connecting rod and the inner cavity is prevented from being too strong or too weak.

As another optional embodiment of the present invention, as shown in fig. 4, two stoppers 1 and a handle 5 are integrated into a whole.

Of course, the stopper 1 may be connected to the handle 5 by welding or other methods.

This embodiment is through setting two stopper 1 and handle 5 to an organic whole structure to can increase stopper 1 and handle 5's steadiness, avoid appearing cracked condition.

As another alternative embodiment of the present invention, as shown in fig. 2, the handle 5 is provided with a non-slip portion 9 on the outer periphery thereof.

Specifically, the anti-slip portion 9 may be a silicone rubber sleeve, a rubber sleeve, or the like provided on the outer periphery of the handle 5, and of course, the anti-slip portion 9 may also be a pattern provided on the outer periphery of the handle 5 as required.

In the present embodiment, the grip 5 has the anti-slip performance by providing the anti-slip portion 9 on the outer periphery of the grip 5, thereby preventing the user from slipping his hand when using the grip.

As another optional embodiment of the present invention, the head end of the screw is provided with a square adjusting block (not shown in the figure).

This embodiment can convenience of customers wrench movement screw through set up square regulating block at the head end of screw.

As another alternative embodiment of the present invention, referring to fig. 2 and 5, the end cap 11 is provided with a protruding structure 10 protruding outward corresponding to the handle 5.

Specifically, as shown in FIG. 5, the protrusion 10 on the end cap 11 is disposed at an end opposite the external thread 15, and as shown in FIG. 2, the protrusion 10 on the handle 5 is disposed near the opening 13 of the handle 5.

In the embodiment, the end cover 11 and the handle 5 are provided with the corresponding protruding structures 10, so that a limiting effect can be achieved, and the handle is prevented from sliding towards two ends of the handle 5 when in use.

As another alternative embodiment of the present invention, as shown in fig. 1, an anti-dropping rope 6 is provided on the end cover 11.

Specifically, the anti-slip rope 6 is made of soft rubber material to avoid abrasion of the hand of the user.

This embodiment is through setting up anticreep rope 6 on end cover 11, can cover it on the wrist, avoids the too big arm strength exerciser of resulting in of the elastic restoring force of elastic component to take off one's hand.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An arm force exerciser, comprising: elastic part and setting are in the flexible subassembly at elastic part both ends, flexible subassembly includes:

the cushion blocks are arranged in the inner cavity in a sliding manner;

2. The arm force exerciser of claim 1, wherein the connecting bar has a diameter equal to one-half of the diameter of the handle.

3. The arm power exerciser of claim 1 or 2, wherein the internal cavity is centrally located on the handle.

4. The arm force exerciser of claim 1, wherein the two stop blocks are of unitary construction with the handle.

5. The arm power exerciser of claim 1, wherein the handle is provided with a non-slip portion on an outer periphery thereof.

6. The arm power exerciser of claim 1, wherein the head end of the screw is provided with a square adjustment block.

7. The arm force exerciser of claim 1, wherein the end cap is provided with outwardly projecting tab structures corresponding to the handle.

8. The arm force exerciser of claim 1, wherein the resilient portion comprises: the spring and set up in the accepting part of spring both ends, the connecting rod with the accepting part is connected.

9. The arm force exerciser of claim 8, wherein the connecting bar is of unitary construction with the bolster.

10. The arm power exerciser of claim 1, wherein the end cap is provided with a retaining cord.