CN108543278B

CN108543278B - Adjustable portable strength of arm

Info

Publication number: CN108543278B
Application number: CN201810432412.0A
Authority: CN
Inventors: 陈伟; 陈双龙
Original assignee: Anhui Shangzao Intelligent Equipment Technology Co ltd
Current assignee: Anhui Shangzao Intelligent Equipment Technology Co ltd
Priority date: 2018-05-08
Filing date: 2018-05-08
Publication date: 2020-08-28
Anticipated expiration: 2038-05-08
Also published as: CN108543278A

Abstract

The invention discloses an adjustable portable muscle developer, which relates to the technical field of fitness equipment and comprises a resisting spring, a connecting shaft, a grab handle and a fixed sleeve; two ends of the resisting spring are respectively connected with the connecting shaft; the other end of the connecting shaft is connected with the grab handle; the inner side of the resisting spring is provided with a spring spiral groove along the direction of a spring coil; one end of the connecting shaft is provided with a thread matched with the spiral groove of the spring, and the other end of the connecting shaft is provided with a spiral groove of the connecting shaft; the grab handle comprises a grab handle rubber sleeve and grab handle metal; the grab handle rubber sleeve is sleeved outside the grab handle metal cylinder; the inner side of the metal cylinder of the grab handle is provided with a thread which is matched with the spiral groove of the connecting shaft. The spring is provided with the threads, so that different requirements of different stages of exercise can be met; the arm strength device can be set to different lengths according to the shoulder width of a user by arranging the threads on the grab handle; the safety of the arm exerciser is enhanced by fixing the joints of all parts through the fixing sleeve; easy to assemble and disassemble and convenient to carry.

Description

Adjustable portable strength of arm

Technical Field

The invention belongs to the technical field of fitness equipment, and particularly relates to an adjustable portable arm strength device.

Background

Nowadays, with the improvement of the physical living standard of people, people pay more and more attention to the healthy life style, and body building also becomes one of the choices of leisure activities of people. However, fitness is an activity requiring frequent exercise, and people cannot take enough time to go to a gymnasium for daily work, study and the like, so that fitness at home becomes another option for people to exercise.

The arm strength exerciser is taken as a common fitness device, has the advantages of simple structure, effective exercise efficiency and convenient exercise at any time, and is popular among people. At present, the strength size and the weight of common arm strength ware are all fixed, and when people's back of taking exercise through a period, when needing the bigger arm strength ware of strength, only change arm strength ware, this has increased people's exercise cost undoubtedly, has caused the waste. In addition, although the arm exerciser is not bulky, it is still inconvenient to place the arm exerciser while carrying the arm exerciser, and the arm exerciser is limited in portability.

Disclosure of Invention

The invention aims to provide an adjustable portable arm strength device, which can adjust the strength of the arm strength device according to the requirement and change the length of the arm strength device in a threaded connection mode, so that different requirements of different people on the arm strength device are met.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an adjustable portable arm strength device, which comprises a resisting spring, a connecting shaft, a grab handle and a fixed sleeve, wherein the resisting spring is arranged on the connecting shaft; connecting shafts are respectively fixed at two ends of the resisting spring; a grab handle is fixed at the other end of the connecting shaft; the resisting spring, the connecting shaft and the grab handle are connected through a fixing sleeve;

wherein, the inner side of the resisting spring is provided with a spring spiral groove along the spring coil direction;

one end of the connecting shaft is provided with a connecting shaft thread which is matched with a spring spiral groove arranged in the resisting spring; the other end of the connecting shaft is provided with a connecting shaft spiral groove;

wherein the grab handle comprises a grab handle rubber sleeve and a grab handle metal cylinder; the grab handle rubber sleeve is sleeved outside the grab handle metal cylinder; the inner side of the grab handle metal cylinder is provided with grab handle threads matched with the connecting shaft spiral grooves of the connecting shaft;

the two connecting shafts are respectively fixed at two ends of the resisting spring; the two grab handles are respectively fixed at the other ends of the two connecting shafts and the resisting spring;

the fixing sleeve comprises a fixing ring and a fixing lantern ring; the fixing ring is of a circular tube shape; one end of the fixing ring is provided with a circular ring; the other end of the fixing ring is provided with a plurality of radial channels; the peripheral side surface of the fixing ring is provided with threads; the fixed lantern ring is of a circular tube shape; and a thread groove matched with the thread of the fixing ring is arranged on the inner side of the fixing lantern ring.

Preferably, the material of resisting the spring is the carbon spring, and the spring surface is provided with the plating layer, increases the oxidation resistance of strength of arm.

Preferably, two safety ropes are respectively arranged at two ends of the adjustable portable arm power device; the safety rope is made of nylon, so that the use safety of the arm strength exerciser is improved.

Preferably, the grip rubber sleeve is fixed to the grip metal cylinder 302 by an adhesive.

Preferably, the surface of the grab handle rubber sleeve is provided with anti-skid lines; the anti-slip lines comprise rhombus, circle or strip shapes, and increase the friction force between the palm and the arm strength device.

The invention has the following beneficial effects:

1. the invention relates to an adjustable portable arm strength device, which changes the limitation that the traditional arm strength device can only be used with fixed force by arranging threads on a spring, and can meet different requirements of different stages of exercise.

2. According to the invention, the screw thread is arranged on the grab handle, so that the arm strength exerciser can be set to different lengths according to the shoulder width of a user.

3. The invention fixes the joints of all parts through the fixing sleeve, thereby enhancing the safety of the arm exerciser.

3. The invention is easy to assemble and disassemble and convenient to carry.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of an adjustable portable arm exerciser;

FIG. 2 is a cross-sectional view of an adjustable portable muscle developer;

FIG. 3 is a cross-sectional view of the resistance spring;

FIG. 4 is a cross-sectional view of the connecting shaft;

FIG. 5 is a cross-sectional view of the handle;

fig. 6 is a schematic structural view of the fixing sleeve;

FIG. 7 is a schematic structural view of the retaining ring;

fig. 8 is a cross-sectional view of the retaining collar.

In the drawings, the components represented by the respective reference numerals are listed below:

1-resisting spring, 101-spring spiral groove, 2-connecting shaft, 201-connecting shaft thread, 202-connecting shaft spiral groove, 3-grab handle, 301-grab handle rubber sleeve, 302-grab handle metal cylinder, 303-grab handle thread, 4-fixing sleeve, 401-fixing ring and 402-fixing lantern ring.

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.

In the description of the present invention, it is to be understood that the terms "intermediate," "length," "inner," "outer," and the like are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered as limiting.

The first embodiment is as follows:

referring to fig. 1-8, the present invention is an adjustable portable arm exerciser, which comprises a resisting spring 1, a connecting shaft 2, a handle 3 and a fixing sleeve 4. Connecting shafts 2 are respectively fixed at two ends of the resisting spring 1; a grab handle 3 is fixed at the other end of the connecting shaft 2; the resisting spring 1, the connecting shaft 2 and the handle 3 are connected by a fixing sleeve 4.

As shown in fig. 3, a spring spiral groove 101 along the spring coil direction is provided inside the resistance spring 1.

As shown in fig. 4, one end of the connecting shaft 2 is provided with a connecting shaft thread 201 adapted to the spring spiral groove 101 provided in the resisting spring 1; the other end of the connecting shaft 2 is provided with a connecting shaft spiral groove 202.

As shown in fig. 5, the grip 3 includes a grip rubber sleeve 301 and a grip metal cylinder 302; the grab handle rubber sleeve 301 is sleeved on the grab handle metal cylinder 302; the inner side of the grab handle metal cylinder 302 is provided with grab handle threads 303 which are matched with the connecting shaft spiral grooves 202 of the connecting shaft 2.

As shown in fig. 6-8, the harness 4 includes a securing ring 401 and a securing collar 402; the fixing ring 401 is a circular tube; one end of the fixing ring is provided with a circular ring; the other end of the fixing ring is provided with a plurality of radial channels; the peripheral side surface of the fixing ring is provided with threads; the fixed collar 402 is a circular tube; the inner side of the fixed collar 402 is provided with a threaded channel that threadedly mates with the fixed ring 401.

Preferably, the material of resisting spring 1 is carbon spring, and the spring surface is provided with the plating layer, increases the anti-oxidant ability of strength of arm.

Preferably, the grip rubber sleeve 301 is fixed to the grip metal cylinder 302 by an adhesive.

Preferably, the surface of the rubber sleeve 301 is provided with anti-skid lines; the anti-slip lines comprise rhombus, circle or strip shapes, and increase the friction force between the palm and the arm strength device.

Example two:

as shown in fig. 1-2, the method for assembling an adjustable portable arm exerciser of the present invention comprises: firstly, according to the principle that the more the number of turns of the spring is, the smaller the force required for bending the spring is, the distance between the two connecting shafts 2 is adjusted through the threads between the connecting shafts 2 and the resisting spring 1 according to the required force; then, the fixing collar 402 of the fixing sleeve 4 is screwed to press the fixing ring 401, and the resisting spring and the connecting shaft are fixed; then, according to the length of the arm, the whole length of the arm strength device is adjusted through the threaded interfaces on the connecting shaft 2 and the grab handle 3; finally, the connecting shaft 2 and the grab handle 3 are fixed through a fixing sleeve 4.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an adjustable portable strength of arm, is including resisting spring (1), connecting axle (2), grab handle (3) and fixed cover (4), its characterized in that: two ends of the resisting spring (1) are respectively fixed with a connecting shaft (2); a grab handle (3) is fixed at the other end of the connecting shaft (2); the resisting spring (1), the connecting shaft (2) and the grab handle (3) are connected through a fixing sleeve (4);

wherein, a spring spiral groove (101) along the spring coil direction is arranged on the inner side of the resisting spring (1);

one end of the connecting shaft (2) is provided with a connecting shaft thread (201) which is matched with a spring spiral groove (101) arranged in the resisting spring (1); the other end of the connecting shaft (2) is provided with a connecting shaft spiral groove (202);

wherein the grab handle (3) comprises a grab handle rubber sleeve (301) and a grab handle metal cylinder (302); the grab handle rubber sleeve (301) is sleeved outside the grab handle metal cylinder (302); the inner side of the grab handle metal cylinder (302) is provided with grab handle threads (303) matched with the connecting shaft spiral groove (202);

wherein the fixing sleeve (4) comprises a fixing ring (401) and a fixing collar (402); the fixing ring (401) is of a circular tube type; one end of the fixing ring is provided with a circular ring; the other end of the fixing ring is provided with a plurality of radial channels; the peripheral side surface of the fixing ring is provided with threads; the fixed lantern ring (402) is a circular tube type; the inner side of the fixed lantern ring (402) is provided with a thread groove matched with the thread of the fixed ring (401);

the resistance spring (1) is made of a carbon spring, and an electroplated layer is arranged on the surface of the spring; wherein, two ends of the adjustable portable arm power device are respectively provided with a safety rope; the safety rope is made of chinlon;

the grab handle rubber sleeve (301) is fixed with the grab handle metal cylinder (302) through an adhesive;

wherein the surface of the grab handle rubber sleeve (301) is provided with anti-skid lines; the anti-skid lines comprise rhombus, circle or strip shapes.