CN202777581U

CN202777581U - Torsion bar

Info

Publication number: CN202777581U
Application number: CN 201220208076
Authority: CN
Inventors: 郑智弘
Original assignee: SIMPOFIT CO Ltd
Current assignee: SIMPOFIT CO Ltd
Priority date: 2012-05-10
Filing date: 2012-05-10
Publication date: 2013-03-13
Anticipated expiration: 2022-05-10
Also published as: TWM446642U

Abstract

The utility model discloses a torsion bar which comprises a tube body, a spring and two holding parts. The tube body is made of flexibility materials, the spring is provided with a body portion and two end portions, the body portion is formed by winding of a coil in a spiral mode, and two end portions are respectively provided with a fixed segment. The fixed segment is composed of at least one coil, a positioning segment is arranged on the extending position of the fixed segment, and the positioning segment is composed of a flat straight line segment. The spring is arranged in the tube body in a penetrating mode, the two end portions respectively extend from two sides of the tube body, and the two holding parts are respectively provided with a closing end and an opening end. A containing space is formed between the closing end and the opening end, a fixed embedding groove and a positioning inserted hole are arranged in the containing space, close to the opening end, of each holding part, the fixed embedding groove is embedded in the fixed segment of the spring in a clamping mode, and the positioning inserting hole is arranged in the positioning segment of the spring in an inserted mode. The holding parts can drive the spring to carry out torsional and drawing movements.

Description

The torsion rod

Technical field

The utility model belongs to the body-building apparatus technical field, particularly a kind of torsion rod.

Background technology

Traditional fitness equipment that is used for human upper limb has spring-grip, chest-developer and dumbbell etc., but it has simple function mostly, such as the exercise for power of spring-grip for finger and palm muscle, chest-developer is used for the exercise for power of arm and chest muscle, and dumbbell is only lifted as holding of arm and trained for another example.Above-mentioned fitness equipment all only has single training function, fails to have concurrently the effect of each muscle fitness training of hand.

No. 260975 Patent Case disclosed " elastic force dumbbell " in Taiwan can make both hands do compression, extension, twisting action, can reach the fitness training effect of similar dumbbell.This patent mainly is comprised of two accommodating bodies, a spring and an overcoat, the assembling flow path of this elastic force dumbbell is to do the two ends of this spring and two accommodating bodies affixed, its affixed mode is bolt to be passed circular hole and this spring of main casing, the recycling pad is pressed on this spring coil, and with nut this pad and this springlock are invested on this main casing, then main casing and sub-shell are covered in the mode that mutually is spirally connected, namely form this accommodating body, this accommodating body inside is provided with suitable room can accommodating counterweight, overcoat is placed in the outside of spring at last again.By above-mentioned, this patent can have the effect of each hand muscle fitness training concurrently, but must cost manually reach in a large number man-hour in the steady job each other of each element in assembling process, has increased virtually many destabilizing factors and cost.

In view of this, under the principle that does not lose torsion rod function, realize fast and easily assembling is creation motivation of the present utility model with less element.

Summary of the invention

Main purpose of the present utility model is to provide a kind of torsion rod, and its assembling is quick and convenient, and can be used for training hand muscle.

The utility model mainly comes the aforementioned purpose of specific implementation and effect by following technological means: the utility model comprises a body, a spring and two gripping members, this body is made with flexible material, and this spring has a body section and two ends, and this body section is entwined by the coil helical form, these two ends respectively have a canned paragraph, this canned paragraph is made of a coil at least, the extended spot of this canned paragraph has a positioning section, this positioning section is consisted of by a flat level, and this spring is arranged in this body, these two both sides that this body is stretched out respectively in the end; And these two gripping members all have a blind end and an openend, and between this blind end and openend, namely form a spatial accommodation, this spatial accommodation is at one of this open end tool fixedly caulking groove and a positioning jack, and the canned paragraph of this spring is embedded in this fixedly caulking groove, and the positioning section of this spring is inserted in this positioning jack; Thus, these two gripping members can drive the action that this spring reverses, stretches.

Generally speaking, the mode that torsion rod of the present utility model only needs to be embedded in the fixedly caulking groove of gripping member with coil is resisted this spring along its axial axial tension that breaks away from these two gripping members, and resist this spring with respect to this gripping member idle running in the mode that this spring is inserted in the positioning jack of this gripping member, can reach thus fast and the purpose of ease of assembly.

Description of drawings

Fig. 1 is the three-dimensional combination figure of a preferred embodiment of the utility model;

Fig. 2 is the three-dimensional exploded view of a preferred embodiment of the utility model;

Fig. 3 is the part sectioned view of a preferred embodiment of the utility model, mainly shows the relative position of each part;

Fig. 4 is the use state diagram of a preferred embodiment of the utility model, mainly shows the state of torsion rod when reversing;

Fig. 5 is the use state diagram of a preferred embodiment of the utility model, mainly shows the state of torsion rod when stretching;

Fig. 6 is the use state diagram of a preferred embodiment of the utility model, shows that mainly both hands press on the state of the gripping member of torsion rod;

Fig. 7 is the use state diagram of a preferred embodiment of the utility model, mainly shows the state of torsion rod when rotary oscillation.

[main element symbol description]

The specific embodiment

For further understanding formation of the present utility model, feature and purpose thereof, below especially exemplified by some embodiment of the present utility model, and cooperate accompanying drawing to elaborate, allow simultaneously be familiar with this technical field person can implementation.But the following stated only is a kind of embodiment that provides for technology contents of the present utility model and feature are described; those of ordinary skill in the art is after understanding technology contents of the present utility model and feature; with under spirit of the present utility model; the economization of all simple modification, replacement or the member of doing all belongs to the claimed scope of the utility model.

Fig. 1 is the three-dimensional combination figure of a preferred embodiment of the utility model.

Fig. 2 is the three-dimensional exploded view of a preferred embodiment of the utility model.

Fig. 3 is the part sectioned view of a preferred embodiment of the utility model, mainly shows the relative position of each part.

Fig. 4 is the use state diagram of a preferred embodiment of the utility model, mainly shows the state of torsion rod when reversing.

Fig. 5 is the use state diagram of a preferred embodiment of the utility model, mainly shows the state of torsion rod when stretching.

Fig. 6 is the use state diagram of a preferred embodiment of the utility model, shows that mainly both hands press on the state of the gripping member of torsion rod.

See also Fig. 1 and Fig. 2, the torsion rod for a preferred embodiment of the present utility model comprises a body 10, a spring 20 and two gripping members 30.

Body 10 can be made by flexible material, and present embodiment is to describe for example with thermoplastic elastomer (Thermoplastic Rubber is hereinafter to be referred as TPR).

Spring 20 has a body section 22 and two ends 24, this body section 22 is entwined by the coil helical form, and these two ends 24 respectively have a canned paragraph 26, this canned paragraph 26 is made of a coil at least, the extended spot of this canned paragraph 26 has a positioning section 28, this positioning section 28 is consisted of by a flat level, as shown in this embodiment, this flat level is parallel to the central axis of this spring 20, and this spring 20 is arranged in this body 10, these two both sides that this body 10 is stretched out respectively in end 24.

Gripping member 30 is made for plastics, its surface has a plurality of convex bodys 60, in the present embodiment, this gripping member 30 is combined into by the first housing 32 and the second housing 34, this combination can utilize ultrasonic wave to fuse, and in this first housing 32 or this second housing 34 one has an inlay card protuberance 38 at faying face 36 places, accordingly, another has an inlay card recess 40 at faying face 36 places, after this

first housing

32 and 34 combinations of this second housing, namely have a blind end 42 and an openend 44, the diameter of this openend 44 is greater than the external diameter of this body 10, thus, these two gripping members 30 are sheathed on respectively this body 10 two ends movably, and namely forming a spatial accommodation 46 between this blind end 42 and the openend 44, this spatial accommodation 46 is at the fixing caulking groove 48 of one of these openend 44 place's tool, a positioning jack 50 and a storage tank 52 can be placed in a balancing weight 54 in this storage tank 52 thus.

See also Fig. 3, the fixedly caulking groove 48 of gripping member 20 provided by the utility model is equidistant arrangement by a plurality of fixedly ribs 56 and forms, and this positioning jack 50 is formed by a plurality of positioning rib 58 in the present embodiment, yet this positioning jack 50 also can be circular hole, square hole or the structure that is equal to effect, the canned paragraph 26 of this spring 20 is embedded in this fixedly caulking groove 48, and the positioning section 28 of this spring 20 is inserted in this positioning jack 50; Thus, the mode that is embedded in the fixedly caulking groove 48 of this gripping member 30 with coil is resisted this spring 20 along its axial axial tension that breaks away from these two gripping members 30, and resist this spring 20 with respect to these gripping member 30 idle running in the mode that the positioning section 28 of this spring 20 is inserted in the positioning jack 50 of this gripping member 30, and make these two gripping members 30 can drive the action that this spring 20 reverses, stretches.

See also shown in Figure 4ly, when both hands are caught two gripping members 30, and do respectively clockwise and be rotated counterclockwise, so, affect this spring 20 reversed by this when 30 rotations of this gripping member and when producing distortion, i.e. torsion of these spring 20 feedbacks allows wrist joint and refer to that power reaches the effect of training thus.Please consult again shown in Figure 5, the action that about both hands are caught gripping member 30 and it is done, stretches, this gripping member 30 affects this spring 20 because of tensile force, and then makes this spring 20 produce a reversal interlocking relay, so can reach the effect that the small muscle group that makes hand is trained.And for example shown in Figure 6, press on convex body 60 on the gripping member 30 by both hands, allow the finger can reach suitable massage efficacy.And as shown in Figure 7, grasp in body 10 and be left rotation and right rotation with one hand and swing, so can reach by the moment of inertia of the present utility model the training in hand muscle and joint.

From the above, the mode that torsion rod of the present utility model utilizes coil to be embedded in the fixedly caulking groove of this gripping member is resisted this spring and is axially broken away from the axial tension of these two gripping members along it, and resist this spring with respect to this gripping member idle running in the mode that the positioning section 28 of this spring is inserted in the positioning jack of this gripping member, so can reach the purpose of quick and ease of assembly, and on the effect of fitness training, can do reversing of hand by structure of the present utility model, stretch, press and the body building of rotary oscillation, make the muscle at each position of hand and joint all can use the utility model to reach the effect of fitness training, easy to use and be widely used.

Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. torsion rod comprises:

A body, it is made by flexible material;

A spring, it has a body section and two ends, and this body section is entwined by the coil helical form; These two ends respectively have a canned paragraph, and this canned paragraph is made of a coil at least, and the extended spot of this canned paragraph has a positioning section, and this positioning section is made of a flat level, and this spring is arranged in this body, and the both sides of this body are stretched out respectively in this end; And

Two gripping members, it has respectively a blind end and an openend, and between this blind end and openend, form a spatial accommodation, the spatial accommodation of this gripping member is near one of this open end tool fixedly caulking groove and a positioning jack, and the canned paragraph of this spring is embedded in this fixedly caulking groove, and the positioning section of this spring is inserted in this positioning jack;

These two gripping members can drive the action that this spring reverses, stretches thus.

2. torsion as claimed in claim 1 is excellent, and wherein the spatial accommodation of these two gripping members has a storage tank, and this storage tank can an accommodating balancing weight.

3. torsion as claimed in claim 1 is excellent, and wherein these two gripping members are combined into by the first housing and the second housing, and this first and second housing respectively has a faying face; In this first or second housing one has an inlay card protuberance at this faying face place, corresponding, another in this first or second housing has an inlay card recess at this faying face place.

4. torsion as claimed in claim 1 is excellent, and wherein the surface of these two gripping members has a plurality of convex bodys.