CN100350986C - Vibrator for comprehensive trainer and vibration parameter adjusting method - Google Patents

Abstract

The present invention discloses a vibrator for combined training devices and a method for regulating vibration parameters of the vibrator. The vibrator comprises a regulating wheel, an electromotor, a cam, a frequency converter and a regulating bracket provided with a hollow cutting regulating slot, wherein the regulating wheel is arranged in the regulating slot, and the position of the regulating wheel in the regulating slot can be continuously regulated; the cam is connected with an output shaft of the electromotor. When the electromotor runs, the cam driven to rotate by the electromotor pushes a drag steel rope owned by a combined training device so as to generate vibration. The vibration amplitude is continuously regulated through changing the distance between the regulating wheel and the cam. The vibration frequency is regulated through changing the output frequency of the frequency converter. In order to prevent the drag steel rope from being excessively worn out, rolling friction movements are respectively used between the drag steel rope and the regulating wheel and between the drag steel rope and the cam. The present invention with convenient operation can effectively improve the maximal force, the break-out force and the consistency of muscles, and thus, the present invention can be used in fields for training sportsmen, building bodies in common families, etc.

Description

Vibrator for comprehensive trainer and vibration parameter adjusting method

Technical field: the present invention relates to the training aids that athletic training and common body-building are used, particularly the multifunctional combined trainer control method of vibrator and vibration parameters thereof.

Background technology: multifunctional combined trainer in the market is to adopt one group of counterweight piece (weight block) that heavy burden is provided mostly, utilizes one group of movable pulley, fixed pulley and steel wire rope to match, and finishes the training to trainer many places muscle.The trainer selects to be fit to the counterweight weight of s own situation or training requirement by regulating the weight latch.The trainer is in training process, as long as do not regulate the weight latch, its power of bearing (heavy burden) will be constant.Make training in this way for a long time, can cause the harmony and the pliability variation of trainer's muscle.Vibratory stimulation is a kind of emerging strength building means, can be according to trainer's difference and training position different, select different Oscillation Amplitude and vibration frequency to train, thereby improve peak power, explosive force and harmony, the pliability of muscle effectively.

As a kind of " the vibration strength training device " that discloses among the disclosed Chinese utility model patent prospectus CN2643935Y on September 29th, 2004.The technical scheme of this patent comprises parts such as pedestal, rail brackets, buncher, eccentric wheel, pouring weight rail plate, pouring weight, angle pulley, traction steel wire and indicating meter, installation site difference according to its buncher, can form upper limbs training aids, exerciser for lower limbs and waist, Abdominal, it is 1～4 millimeter plurality of specifications that eccentric wheel is provided with eccentric throw, change eccentric wheel according to training requirement, realize adjusting Oscillation Amplitude with different eccentric throws.

It is intended to provide a kind of can carry out vibratory stimulation to it when body-building or sporter carry out weight training.It is made of upper limbs training aids, exerciser for lower limbs and waist, three kinds of structures of Abdominal, the same section of three kinds of structures is to be equipped with many pulleys on the framework movingly, fixing the motor that is electrically connected with power supply through frequency converter in the framework, be connected with eccentric wheel on the axle of motor, one end of steel wire rope is connected with the counterweight piece, training position with body-building or sporter behind above-mentioned pulley of other end solderless wrapped connection and the eccentric wheel joins, the different piece of three kinds of structures is that the fixing position of motor is different, lays respectively at the place, upper, middle and lower of framework.During training, by the position of required training, promptly upper limbs or waist or lower limb select for use motor to be fixed on the training aids of corresponding height, again according to the size of need vibratory stimulation amount, select the eccentric wheel of different eccentric throws for use earlier for body-building or sporter.

The weak point of this invention is: this vibration strength training device is at different human body training positions, eccentric installation site is different, the adjusting of Oscillation Amplitude is to realize by the eccentric wheel that replacing has different eccentric throws, in a single day one of them eccentric wheel machines, and the eccentric throw that it has is also just determined thereupon; Because eccentric processing number is always limited, so this vibration strength training device can not be realized the continuous adjusting to Oscillation Amplitude, and it is not convenient to regulate Oscillation Amplitude by the replacing eccentric wheel yet.

Summary of the invention: the technical problem to be solved in the present invention is for overcoming weak point of the prior art, and the object of the invention provides a kind of simple in structure, practical, uses vibrator for comprehensive trainer and vibration parameter adjusting method more easily.

Technical scheme of the present invention is: a kind of vibrator for comprehensive trainer, comprise framework and the motor of fixing on it, and many pulleys that assemble movingly with framework, comprise first pulley, second pulley, the 3rd pulley, the 4th pulley, the 5th pulley, motor is fixed on the support of motor, be electrically connected with power supply through frequency converter, and be connected with the amplitude wheel on its motor output shaft, second pulley, the 3rd pulley, solderless wrapped connection has first steel wire rope on the 4th pulley, one end of first steel wire rope is connected with the counterweight piece, particularly: (1), the 3rd pulley is connected with the 5th pulley through connector, the amplitude wheel is cam, be wound with second steel wire rope on the 5th pulley and the cam, an end of second steel wire rope is connected with frame fixation, the other end and the first pulley solderless wrapped connection; (2), be equipped with the adjusting support of band regulating tank on the framework, be equipped with regulating wheel on the regulating tank, regulating wheel compresses second steel wire rope between the 5th pulley and cam.

As the further improvement of vibrator for comprehensive trainer, cam is equipped with the double cam of flute profile mouth for periphery; Be equipped with a plurality of sleeves in the cam flute profile mouth and be installed on the quill, quill is fixed in the cam flute profile mouth; The periphery of regulating wheel is equipped with regulating wheel flute profile mouth, and regulating wheel assembles movingly through rolling bearing and regulating wheel transverse axis, and the regulating wheel transverse axis is fixedlyed connected with regulating tank; Regulating tank is groove or interior caulking groove or dovetail groove; The periphery of first pulley, second pulley, the 3rd pulley, the 4th pulley, the 5th pulley is a groove.

The vibration parameter adjusting method of vibrator for comprehensive trainer comprises selecting of amplitude wheel and determining of frequency converter output frequency, particularly:

Set the distance H 2 in the cam axle center and the first pulley axle center;

According to the size of required amplitude, determine the distance H 1 in regulating wheel axle center and cam axle center;

The relation of the adjustable range X of first steel wire rope, the second steel wire rope Oscillation Amplitude～Y is determined by following formula:

$X\≈\frac{1}{2}(\sqrt{{H3}^2+H^2}-H3+\sqrt{{H2}^2+H^2}-H2)$

$Y\≈\frac{1}{2}(\sqrt{{H1}^2+H^2}-H1+\sqrt{{H2}^2+H^2}-H2)$

Wherein, H is the poor of the rise A of cam and backhaul B, and H1 is the ultimate range in regulating wheel axle center and cam axle center, H2 is the distance in the cam axle center and the first pulley axle center, H3 is the minimum range in regulating wheel axle center and cam axle center, and X is the maximum of Oscillation Amplitude, and Y is the minimum of a value of Oscillation Amplitude.

Beneficial effect with respect to prior art is:

One, the 3rd pulley is connected through connector with the 5th pulley, the amplitude wheel is double cam, one end of steel wire rope is connected with frame fixation, the other end is solderless wrapped connection the 5th pulley successively, regulating wheel, the cam and first pulley, not only solved the orientation problem of motor mounting position thus, the frequency of vibration is doubled under former motor speed, it is the adjusting of vibrator for comprehensive trainer vibration frequency of the present invention, only need just can realize easily by the output frequency that changes frequency converter, thereby make its one-object-many-purposes, make the best use of everything, both can distinguish, again can be side by side to a plurality of training position of body-building or sporter stimulating exercise of loading targetedly, do not need to change separately again the installation site of vibrator, thereby can improve the peak power of trainer's muscle effectively, explosive force and harmony, pliability;

They are two years old, the adjusting bracket of band regulating tank places on the framework, and the regulating wheel in the regulating tank compresses the steel wire rope between the 5th pulley and cam, makes the adjustment of Oscillation Amplitude become simple, only need to regulate the position of regulating wheel in regulating tank, can realize adjusting Oscillation Amplitude; Neither need the eccentric wheel of standby many different eccentric throws, exempted the repeatedly trouble of disassembling, assembling and replacing eccentric wheel on motor reel again;

Its three, be used in the flute profile mouth of double cam periphery a plurality of sleeves be set, each sleeve is fixed on the quill of cam flute profile mouth, to the wearing and tearing of steel wire rope, also helps the location of steel wire rope in the time of both can having reduced cam and rotate;

Its four, vibrator for comprehensive trainer overall construction design of the present invention is reasonable, cost is low, function is complete, method of adjustment is ingenious, motion noise is little, can provide a good training environment to the trainer.

Its five, vibrator for comprehensive trainer of the present invention can be regulated continuously to vibration parameters, control method is simple, adjustment process is convenient and swift.

Description of drawings: optimal way of the present invention is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is a kind of basic structure schematic diagram of vibrator for comprehensive trainer of the present invention;

Fig. 2 is a kind of basic structure schematic diagram of regulating wheel among Fig. 1;

Fig. 3 is a kind of basic structure schematic diagram of Fig. 1 cam;

Fig. 4 is the left view of Fig. 3 cam.

The present invention is further illustrated below in conjunction with accompanying drawing embodiment for the specific embodiment.

Fig. 1 is the structure chart of vibrator for comprehensive trainer of the present invention, wherein 1: combined trainer framework, 2: regulate support, 3: regulating tank, 4: regulating wheel, 5: motor, 6: cam, 7a: first steel wire rope, 7b: second steel wire rope, 8: the first pulleys, 8a: second pulley, 8b: the 3rd pulley, 8c: the 4th pulley, 8d: the 5th pulley, 9: support of motor, 10: frequency converter, 11: counterweight piece, 12: connector.

The first steel wire rope 7a is by the second pulley 8a, the 3rd pulley 8b, the 4th pulley 8c, and an end is connected with counterweight piece 11, and the other end is connected to upper limbs training institution; The 3rd pulley 8b is connected by connector 12 with the 5th pulley 8d, the end of the second steel wire rope 7b is fixed on the combined trainer framework 1, after being linked in sequence with the 5th pulley 8d, regulating wheel 4, cam 6 and first pulley 8, connect and deviator through corresponding, be connected to exerciser for lower limbs and arm training aids.

Regulate on the support 2 and have a regulating tank 3, be used to change the distance between regulating wheel 4 and the cam 6, regulate support 2 and be fixed on the combined trainer, after regulating wheel 4 and rolling bearing 13, axle 14 assemblings, be installed in the regulating tank 3 of regulating support 2.

In the present embodiment, cam 6 is processed into ellipse.Cam 6 is installed on the motor output shaft of motor 5, and motor 5 is installed on the electric machine support 9.The second steel wire rope 7b is connected with regulating wheel 4, cam 6 and first pulley 8, when motor 5 runnings, driving cam 6 rotates, cam 6 promotes the second steel wire rope 7b, the rise of cam 6 and the difference of backhaul form vibration, and the size of Oscillation Amplitude thus the distance H 2 in distance H 1, cam 6 axle center and first pulley, 8 axle center in difference and cam 6 axle center and regulating wheel 4 axle center determine.Concrete is calculated as follows:

If H is the poor of the rise A of cam 6 and backhaul B, H1 or be the ultimate range in regulating wheel 4 axle center and cam 6 axle center, H2 is the distance in cam 6 axle center and first pulley, 8 axle center, H3 is the minimum range in regulating wheel 4 axle center and cam 6 axle center, X is the maximum of Oscillation Amplitude, and Y is the minimum of a value of Oscillation Amplitude, when cam 6 is positioned at the position of backhaul, the second steel wire rope 7b is vertical, then has:

The Oscillation Amplitude maximum is: $X\&ap;\frac{1}{2}(\sqrt{{H3}^2+H^2}-H3+\sqrt{{\mathrm{<figure-callout\; id="2"\; label="H"\; filenames="C20051004119200131.png"\; state="\{\{state\}\}">H</figure-callout>}2}^2+H^2}-H2)$

The minimum of a value of Oscillation Amplitude is: $Y\&ap;\frac{1}{2}(\sqrt{{H1}^2+H^2}-H1+\sqrt{{H2}^2+H^2}-H2)$

The adjustable range of Oscillation Amplitude is: X～Y

After motor 5 installed, the distance H 2 in first pulley, 8 axle center and cam 6 axle center was just determined thereupon, so as long as the distance in adjustment cam 6 axle center and regulating wheel 4 axle center just can realize the change of Oscillation Amplitude.Owing to can in the regulating tank 3 of regulating support 2, change this distance continuously, so the adjusting of Oscillation Amplitude also is continuous according to training requirement.The input of frequency converter 10 connects interchange 50HZ, 220V power supply, and output line is connected on the input line of motor 5, changes the running speed of the output frequency of frequency converter 10 with regard to adjustable economize on electricity motivation 5, thereby reaches the purpose of regulating vibration frequency.

The vibrative detailed process step of each training aids is as follows:

1, when carrying out the upper limbs training

1.1, adjust vibration parameters according to training requirement, comprise the position of regulating wheel 4 in regulating tank 3 and the output frequency of frequency converter 10;

1.2, actuating motor 5, promote the second steel wire rope 7b by the cam 6 that is installed on the motor output shaft, make the second steel wire rope 7b produce periodic motion, at this moment, if exerciser for lower limbs and (or) the arm training aids do not use, then the two ends of the second steel wire rope 7b are actionless;

1.3, the periodic motion of the second steel wire rope 7b, drive the 5th pulley 8d and move up and down, the 5th pulley 8d drives the 3rd pulley 8b by connector 12;

1.4, the motion of the 3rd pulley 8b, cause that the two ends of the connection first steel wire rope 7a thereon produce periodic displacement movement, thereby on the upper limbs training aids, produce vibration.

2, when carry out lower limb and (or) arm when training

2.1, adjust vibration parameters according to training requirement, comprise the position of regulating wheel 4 in regulating tank 3 and the output frequency of frequency converter 10;

2.2, actuating motor 5, promote the second steel wire rope 7b by the cam 6 that is installed on the motor output shaft, make the second steel wire rope 7b produce periodic motion;

2.3, at this moment, if the upper limbs training aids does not use, then the first steel wire rope 7a end that connects counterweight piece 11 produces periodic displacement movement, and the other end is actionless;

2.4, the periodic motion that produces of the second steel wire rope 7b, make the end that it is connected to exerciser for lower limbs and arm training aids produce periodic displacement movement, thereby produce vibration.

3, when carrying out combined training

3.1, adjust vibration parameters according to training requirement, comprise the position of regulating wheel 4 in regulating tank 3 and the output frequency of frequency converter 10;

3.2, actuating motor 5, promote the second steel wire rope 7b by the cam 6 that is installed on the motor output shaft, make the second steel wire rope 7b produce periodic motion, at this moment, upper limbs training aids, exerciser for lower limbs and the arm training aids is all or part of is used, therefore, remove outside the stiff end of the second steel wire rope 7b, all the other ends of the first steel wire rope 7a, the second steel wire rope 7b all will produce periodic displacement movement;

3.3, on the upper limbs training aids, produce vibration by the first steel wire rope 7a, the second steel wire rope 7b produces periodic displacement movement at an end of exerciser for lower limbs and arm training aids, thereby produces vibration.

Fig. 2 is a kind of basic structure schematic diagram of regulating wheel among Fig. 1, wherein 4: regulating wheel, 13: rolling bearing, 14: regulating wheel transverse axis, 15a: flute profile mouth.

For avoiding the excessive wear of the second steel wire rope 7b, rolling bearing 13 is installed in the regulating wheel 4, regulating wheel 4 is installed in by regulating wheel transverse axis 14 and regulates on the support 2; The flute profile mouth 15a of processing also helps the location of the second steel wire rope 7b on the regulating wheel 4.

Fig. 3 is a kind of basic structure schematic diagram of Fig. 1 cam.Cam 6 among this embodiment is oval, and A be oval major semiaxis, and B is the semi-minor axis of ellipse, and H is the poor of the rise A of cam 6 and backhaul B.

Fig. 4 is the left view of Fig. 3 cam, wherein 6: cam, 15b: flute profile mouth, 16: sleeve, 17: quill.

When rotating for reducing cam 6 to the wearing and tearing of the second steel wire rope 7b, the sleeve 16 that some is housed in the flute profile mouth 15b of cam 6 (has just schematically been drawn 4 among Fig. 3, concrete quantity will decide according to the girth of ellipse, when its principle is cam 6 runnings, the trainer is imperceptible have significantly beat), and be fixed on the cam 6 by quill 17, sleeve 16 can freely roll on its quill 17.The flute profile mouth 15b of cam 6 processing also helps the location of the second steel wire rope 7b.

Above embodiment is the preferred embodiments of the present invention.Should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from principle of the present invention, can also make some modification and improvement, also should be considered as belonging to protection scope of the present invention.

Claims (12)

1, a kind of vibrator for comprehensive trainer, the motor (5) that comprises framework (1) and fixing on it, and first pulley (8) that assembles movingly with framework (1), second pulley (8a), the 3rd pulley (8b), the 4th pulley (8c), the 5th pulley (8d), said motor (5) is fixed on the support of motor (9), be electrically connected with power supply through frequency converter (10), and be connected with the amplitude wheel on its motor output shaft, said second pulley (8a), the 3rd pulley (8b), the 4th pulley (8c) is gone up solderless wrapped connection first steel wire rope (7a), one end of said first steel wire rope (7a) is connected with counterweight piece (11), it is characterized in that:

1.1, said the 3rd pulley (8b) is connected with the 5th pulley (8d) through connector (12), said amplitude wheel is cam (6), be wound with second steel wire rope (7b) on said the 5th pulley (8d) and the cam (6), an end of said second steel wire rope (7b) is fixedlyed connected with framework (1), the other end and first pulley (8) solderless wrapped connection;

1.2, be equipped with the adjusting support (2) of band regulating tank (3) on the said framework (1), be equipped with regulating wheel (4) on the said regulating tank (3), said regulating wheel (4) compresses second steel wire rope (7b) between the 5th pulley (8d) and cam (6).

2, vibrator for comprehensive trainer according to claim 1 is characterized in that cam (6) is equipped with the double cam of flute profile mouth (15b) for periphery.

3, vibrator for comprehensive trainer according to claim 2 is characterized in that being equipped with in the flute profile mouth (15b) a plurality of sleeves (16) and is installed on the quill (17), and said quill (17) is fixed in the flute profile mouth (15b).

4, vibrator for comprehensive trainer according to claim 1, the periphery that it is characterized in that regulating wheel (4) is equipped with flute profile mouth (15a), regulating wheel (4) assembles movingly through rolling bearing (13) and regulating wheel transverse axis (14), and said regulating wheel transverse axis (14) is fixedlyed connected with regulating tank (3).

5, vibrator for comprehensive trainer according to claim 1 is characterized in that regulating tank (3) is groove or interior caulking groove or dovetail groove.

6, vibrator for comprehensive trainer according to claim 1 is characterized in that the periphery of first pulley (8), second pulley (8a), the 3rd pulley (8b), the 4th pulley (8c), the 5th pulley (8d) is a groove.

7, the vibration parameter adjusting method of vibrator for comprehensive trainer according to claim 1 comprises selecting of amplitude wheel and determining of frequency converter output frequency, it is characterized in that:

7.1, set the distance H 2 in cam (6) axle center and first pulley (8) axle center;

7.2, according to the size of required amplitude, determine the distance H 1 in regulating wheel (4) axle center and cam (6) axle center;

7.3, the relation of the adjustable range X～Y of first steel wire rope (7a), second steel wire rope (7b) Oscillation Amplitude determined by following formula:

$X\&ap;\frac{1}{2}(\sqrt{H{3}^2+H^2}-H3+\sqrt{H{2}^2+H^2}-H2)$

$Y\&ap;\frac{1}{2}(\sqrt{H{1}^2+H^2}-H1+\sqrt{H{2}^2+H^2}-H2)$

Wherein, H is the poor of the rise A of cam (6) and backhaul B, H1 is the ultimate range in regulating wheel (4) axle center and cam (6) axle center, H2 is the distance in cam (6) axle center and first pulley (8) axle center, H3 is the minimum range in regulating wheel (4) axle center and cam (6) axle center, X is the maximum of Oscillation Amplitude, and Y is the minimum of a value of Oscillation Amplitude.

Images