Automatic body-building counterweight device and automatic body-building counterweight method

文档序号:997022 发布日期:2020-10-23 浏览:23次 中文

阅读说明:本技术 一种健身自动配重装置及健身自动配重方法 (Automatic body-building counterweight device and automatic body-building counterweight method ) 是由 黄云山 于 2020-07-08 设计创作,主要内容包括:一种健身自动配重装置及健身自动配重方法,该配重装置包括:底座、顶座、导轨组、配重块、牵引绳索机构;所述导轨组竖直设置,所述导轨组的下端与所述底座连接,所述导轨组的上端与所述顶座连接;多个所述配重块层叠设置在导轨组上,所述配重转动轴水平设置在所述顶座上,多个所述卷扬盘设置在配重转动轴上;一组所述单组牵引绳索的一端只与一个所述配重块链接,而全部所述单组牵引绳索的另一端均通过对应的所述卷扬盘与总牵引绳索连接;卷扬定位器的数量为多个,卷扬定位器设置在对应所述卷扬盘的一侧,用于限制所述卷扬盘转动。本申请提供的技术方案,能够实现在拉举过程中的重量切换,从而达到满足使用者多样化训练需求的目的。(An automatic body-building counterweight device and an automatic body-building counterweight method are provided, the counterweight device comprises: the device comprises a base, a top seat, a guide rail group, a balancing weight and a traction rope mechanism; the guide rail group is vertically arranged, the lower end of the guide rail group is connected with the base, and the upper end of the guide rail group is connected with the top base; the counterweight blocks are stacked on the guide rail group, the counterweight rotating shaft is horizontally arranged on the top seat, and the hoisting discs are arranged on the counterweight rotating shaft; one end of one group of single-group traction ropes is only connected with one counterweight block, and the other ends of all the single-group traction ropes are connected with a total traction rope through the corresponding hoisting discs; the hoisting positioning devices are arranged on one side corresponding to the hoisting disc and used for limiting the rotation of the hoisting disc. The application provides a technical scheme can realize lifting the weight switching of in-process to reach the purpose that satisfies the diversified training demand of user.)

1. An automatic counterweight device for fitness, characterized in that the counterweight device comprises: the device comprises a base (1), a top seat (2), a guide rail group (3), a balancing weight (4) and a traction rope mechanism; the guide rail group (3) is vertically arranged, the lower end of the guide rail group (3) is connected with the base (1), and the upper end of the guide rail group (3) is connected with the top seat (2); a plurality of balancing weight (4) range upon range of setting on guide rail group (3), the rope mechanism that pulls includes: a counterweight rotating shaft (501), a single group of traction ropes (502), a hoisting disc (503), a total traction rope (504) and a hoisting positioner (505); the counterweight rotating shaft (501) is horizontally arranged on the top seat (2), and the plurality of hoisting discs (503) are arranged on the counterweight rotating shaft (501); one end of one group of the single group of the traction ropes (502) is connected with only one counterweight block (4), and the other ends of all the single group of the traction ropes (502) are connected with a total traction rope (504) through the corresponding hoisting disc (503); the number of the hoisting locators (505) is multiple, and the hoisting locators (505) are arranged on one side corresponding to the hoisting disc (503) and used for limiting the rotation of the hoisting disc (503).

2. The exercise automatic weight device of claim 1, wherein the weight device further comprises: a driving device (6) and a hoisting clutch (7); the driving device (6) is arranged on the top seat (2), and the driving device (6) is used for driving the counterweight rotating shaft (501) to rotate; the hoisting clutch (7) is arranged between the hoisting disc (503) and the counterweight rotating shaft (501) and used for controlling the matching state of the hoisting disc (503) and the counterweight rotating shaft (501).

3. A fitness automatic balancing device according to claim 2, characterized in that the set of rails (3) comprises: a tubular column guide rail (301) and a steel wire guide rail (302); tubular column guide rail (301) set up between base (1) and footstock (2), steel wire guide rail (302) cover is established in the tubular column guide rail (301) outside.

4. A fitness automatic balancing device according to claim 3, further comprising: a distance encoder (8); the distance encoder (8) is arranged on the top base (2) and is used for identifying the moving distance of the total traction rope (504).

5. The exercise automatic weight device according to claim 4, wherein the weight device further comprises: a buffer device (9); the buffer device (9) is arranged at the upper end of the base (1).

6. An exercise automatic weight device according to claim 5, characterized in that the damping device (9) is a damping spring.

7. The exercise automatic weight device of claim 6, wherein the weight device further comprises: a master control computer (10); the main control computer (10) is in signal connection with the winch positioner (505), the driving device (6), the winch clutch (7) and the distance encoder (8); according to the set value, the counterweight block participating in the counterweight is controlled by the hoisting positioner (505), the driving device (6), the hoisting clutch (7) and the distance encoder (8).

8. An exercise automatic weighting method using the exercise automatic weighting device according to any one of claims 1 to 7, characterized in that the method comprises the following steps:

1) acquiring a training weight set value A kg, wherein the maximum training weight value is B kg, and B is more than A; obtaining the weight of the isolation balancing weight block needing to be lifted in advance as B-A kg;

2) the driving device (6) lifts the isolation balancing weight, and the height of the isolation balancing weight is fixed through the hoisting positioner (505), so that A kg of training balancing weight is obtained;

3) the total traction rope lifts A kg to participate in training the balancing weight for training.

9. The automatic counterweight method for fitness according to claim 8, wherein in the step 2), the driving device (6) lifts the isolation counterweight block, specifically, the driving device (6) controls the winding disc (503) to rotate through the winding clutch (7), and the winding disc (503) rotates to drive the counterweight block (4) to ascend or descend.

10. An exercise automatic weighting method using the exercise automatic weighting device according to any one of claims 1 to 7, characterized in that the method comprises the following steps:

1) recognizing that the lifted total traction rope is C kg of a training counterweight, the maximum training counterweight value is B kg, and B is larger than C;

2) when the weight is lowered or suspended, training a set value D kg of the weight, entering the step 3 when D is more than C, and entering the step 4 when D is less than C);

3) controlling the hoisting positioner (505) to release D-C kg of isolation balancing weight, and obtaining the weight of the training balancing weight when the training balancing weight is lowered to be C kg;

4) controlling a hoisting positioner (505) to further fix D-C kg of isolation balancing weights, and obtaining the weight of the training balancing weights when the training balancing weights are lowered to be C kg;

5) the total traction rope lifts C kg to participate in training the balancing weight for training.

Technical Field

The invention relates to a counterweight device, in particular to an automatic counterweight device for fitness, belonging to the technical field of physical therapy rehabilitation; the invention also relates to an automatic weight balancing method for fitness.

Background

With the improvement of living standard of people, personal health problems are more and more emphasized, and besides diet and health care, a lot of people also pay more attention to body building. The body-building exercise comprises anaerobic exercise and aerobic exercise, wherein the aerobic exercise is generally used for exercising the cardio-pulmonary function, the anaerobic exercise is generally used for muscle building, and the anaerobic exercise is mainly embodied in weight training in a gymnasium.

At present, when the weight training is carried out by using the instrument, a user can not adjust the weight in the process of completing one action after adjusting the weight of the balance weight through the position of the bolt or the number of barbell pieces before using. Resulting in a failure to meet the user's requirements for exercise diversity.

Therefore, the technical problem to be solved by those skilled in the art is to provide an automatic counterweight device for fitness, which can switch the weight during the pulling process so as to meet the diversified training requirements of users.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to realize weight switching in the pulling and lifting process so as to fulfill the aim of meeting the diversified training requirements of users. The invention provides an automatic counterweight device for fitness, which comprises: the device comprises a base, a top seat, a guide rail group, a balancing weight and a traction rope mechanism; the guide rail group is vertically arranged, the lower end of the guide rail group is connected with the base, and the upper end of the guide rail group is connected with the top base; a plurality of the balancing weight is range upon range of the setting on the guide rail group, and traction rope mechanism includes: the device comprises a counterweight rotating shaft, a single group of traction ropes, a hoisting disc, a total traction rope and a hoisting positioner; the counterweight rotating shaft is horizontally arranged on the top seat, and the plurality of hoisting discs are arranged on the counterweight rotating shaft; one end of one group of single-group traction ropes is only connected with one counterweight block, and the other ends of all the single-group traction ropes are connected with a total traction rope through the corresponding hoisting discs; the hoisting positioning devices are arranged on one side corresponding to the hoisting disc and used for limiting the rotation of the hoisting disc.

According to an embodiment of the present invention, there is provided an exercise automatic weight device:

an exercise automatic weight device, the weight device comprising: the device comprises a base, a top seat, a guide rail group, a balancing weight and a traction rope mechanism; the guide rail group is vertically arranged, the lower end of the guide rail group is connected with the base, and the upper end of the guide rail group is connected with the top base; a plurality of the balancing weight is range upon range of the setting on the guide rail group, and traction rope mechanism includes: the device comprises a counterweight rotating shaft, a single group of traction ropes, a hoisting disc, a total traction rope and a hoisting positioner; the counterweight rotating shaft is horizontally arranged on the top seat, and the plurality of hoisting discs are arranged on the counterweight rotating shaft; one end of one group of single-group traction ropes is only connected with one counterweight block, and the other ends of all the single-group traction ropes are connected with a total traction rope through the corresponding hoisting discs; the hoisting positioning devices are arranged on one side corresponding to the hoisting disc and used for limiting the rotation of the hoisting disc.

Further, as a more preferred embodiment of the present invention, the weight device further includes: a driving device and a winding clutch; the driving device is arranged on the top seat and is used for driving the counterweight rotating shaft to rotate; the hoisting clutch is arranged between the hoisting disc and the counterweight rotating shaft and used for controlling the matching state of the hoisting disc and the counterweight rotating shaft.

Further, as a more preferred embodiment of the present invention, the guide rail set includes: tubular column guide rails and steel wire guide rails; the tubular column guide rail sets up between base and footstock, the steel wire guide rail cover is established in the tubular column guide rail outside.

Further, as a more preferred embodiment of the present invention, the weight device further includes: a distance encoder; the distance encoder is arranged on the top seat and used for identifying the moving distance of the total traction rope.

Further, as a more preferred embodiment of the present invention, the weight device further includes: a buffer device; the buffer device is arranged at the upper end of the base.

Further, as a more preferable embodiment of the present invention, the buffer means is a buffer spring.

Further, as a more preferred embodiment of the present invention, the weight device further includes: a master control computer; the main control computer is in signal connection with the winch positioner, the driving device, the winch clutch and the distance encoder; and according to a set value, the counterweight block participating in the counterweight is controlled by the hoisting positioner, the driving device, the hoisting clutch and the distance encoder.

According to a second embodiment of the present invention, there is provided a method of automatically weighting exercise machines:

an automatic weight-balancing method for exercise using the automatic weight-balancing device for exercise according to the first embodiment, comprising the steps of:

1) acquiring a training weight set value A kg, wherein the maximum training weight value is B kg, and B is more than A; obtaining the weight of the isolation balancing weight block needing to be lifted in advance as B-A kg;

2) the driving device lifts the isolation balancing weight, and the height of the isolation balancing weight is fixed through the hoisting positioner, so that Akg reference balancing weights are obtained;

3) the total traction rope lifts A kg to participate in training the balancing weight for training.

Further, as a more preferable embodiment of the present invention, in the step 2), the driving device lifts the isolation counterweight block specifically, the driving device controls the winding disc to rotate through the winding clutch, and the winding disc rotates to drive the counterweight block to ascend or descend.

According to a third embodiment of the present invention, there is provided a fitness automatic weight balancing method:

an automatic weight-balancing method for exercise using the automatic weight-balancing device for exercise according to the first embodiment, comprising the steps of:

1) recognizing that the lifted total traction rope is C kg of a training counterweight, the maximum training counterweight value is B kg, and B is larger than C;

2) when the weight is lowered or suspended, training a set value D kg of the weight, entering the step 3 when D is more than C, and entering the step 4 when D is less than C);

3) controlling the hoisting positioner to release D-C kg of isolation balancing weight, and obtaining that the weight of the training balancing weight is C kg when the training balancing weight is lowered;

4) controlling the hoisting positioner to further fix D-C kg of isolation balancing weights, and obtaining the weight of the training balancing weights when the training balancing weights are lowered to be C kg;

5) the total traction rope lifts C kg to participate in training the balancing weight for training.

What needs to be added to the scheme of the application is that:

1. the counterweight device is a fixed frame consisting of a base, a top seat and a guide rail group;

2. the 1-N groups of the counterweight blocks slide up and down in the guide rail group, wherein the weight of each counterweight block is 2.5-5 KG;

3. the driving device motor, the counterweight rotating shaft and the hoisting disc realize the up-and-down movement of the counterweight block.

4. When the counterweight block reaches the lower dead point, the hoisting positioner locks the position of the counterweight block.

5. The counterweight block reaches a bottom dead center through a traction rope, and a hoisting positioner locks the dead center to realize counterweight; the counterweight block reaches the top dead center through the traction rope, the winch positioner locks the dead center, and the counterweight is removed; each balancing weight is independently moved and controlled through an independent traction rope, a hoisting disc, a hoisting positioner and a common guide rail group.

6. The assembling device moves 1-N groups of balancing weights to a top dead center or a bottom dead center respectively according to the setting of the weight of the balancing weight.

7. Changing the weight setting of the counterweight, and moving the counterweight device by 1-N groups of counterweight blocks to the upper dead point or the lower dead point.

8. The main control computer is connected with a power supply, a driving motor (driving device), a positioner, various traction cable winch clutches (winch clutches) and the like.

9. The master control computer adopts a capacitive touch screen, the weight of the balancing weight is set on the touch screen, and a computer program is compiled according to the control flow.

The beneficial effect of this scheme does:

1. in the process of lifting and pulling the apparatus, the counterweight is automatically completed by the counterweight device without manual operation.

2. The weight of the balance weight can be increased or decreased at will during the use process of the lifting and pulling device.

The application method of the technical scheme of the application is as follows (for example):

1. the user sets the weight of the counterweight on the master control computer, wherein the weight of the counterweight is 15KG

2. Pressing the start key, the fixer of the counterweight device fixes the user, and the assembler vibrates the counterweight.

3. The user sets + or-according to the weight of the counterweight according to the feeling, and the counterweight device automatically balances the counterweight according to the setting.

4. Pressing the 'end' key to release all the weights, and releasing the fixation of the fixer of the weight.

The method has the beneficial effects that:

1. the user can increase or reduce the counter weight at will, and the counter weight ware accomplishes the counter weight automatically, easy operation.

2. The user feels comfortable and the use effect is good. The technical key points and the protection contents are as follows:

compared with the prior art, the invention has the following beneficial effects:

1. the application provides a technical scheme, can adjust the quantity of the balancing weight that the counter weight device participated in the counter weight in a flexible way in the use.

Drawings

FIG. 1 is a front view of the overall structure of the automatic weight device for exercise according to the present invention;

fig. 2 is a top view of the connection structure of the total traction rope and the single group of traction ropes of the automatic weight-balancing device for body-building of the invention.

Reference numerals:

1: a base; 2: a top seat; 3: a guide rail set; 301: a tubular column guide rail; 302: a steel wire guide rail; 4: a balancing weight; 501: a counterweight rotating shaft; 502: a single set of traction ropes; 503: a hoisting disc; 504: a total traction rope; 505: a hoisting positioner; 6: a drive device; 7: a hoisting clutch; 8: a distance encoder; 9: a buffer device.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all 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 application.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" or "a plurality" means two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

According to a first embodiment of the present invention, there is provided an exercise automatic weight device:

an exercise automatic weight device, the weight device comprising: the device comprises a base 1, a top seat 2, a guide rail group 3, a balancing weight 4 and a traction rope group 5; the guide rail group 3 is vertically arranged, the lower end of the guide rail group 3 is connected with the base 1, and the upper end of the guide rail group 3 is connected with the top seat 2; a plurality of 4 range upon range of settings of balancing weight are on guide rail group 3, and the rope mechanism that pulls includes: a counterweight rotating shaft 501, a single group of traction ropes 502, a hoisting disc 503, a total traction rope 504 and a hoisting positioner 505; the counterweight rotating shaft 501 is horizontally arranged on the top seat 2, and the plurality of hoisting discs 503 are arranged on the counterweight rotating shaft 501; one end of one group of the single group of the traction ropes 502 is connected with only one counterweight 4, and the other ends of all the single group of the traction ropes 502 are connected with a total traction rope 504 through the corresponding hoisting disc 503; the number of the hoisting locators 505 is multiple, and the hoisting locators 505 are arranged on one side corresponding to the hoisting disk 503 and used for limiting the rotation of the hoisting disk 503.

In this application, the user drives reciprocating of balancing weight through dragging general haulage rope to reach the mesh of taking exercise. After all the counter weights are pulled up, when part of the counter weights need to be lightened, only the independent hoisting positioner needs to be controlled to limit the rotation of the hoisting disc, so that the counter weights corresponding to the hoisting disc cannot move downwards, namely, the part of the counter weights are subtracted. The application provides a technical scheme can realize lifting the weight switching of in-process to reach the purpose that satisfies the diversified training demand of user.

It is important to point out that the rotating circumference of the hoisting disc is kept the same as the moving distance of the single group of traction ropes, that is, the displacement of the corresponding counterweight can be controlled by controlling the rotation of the hoisting disc. The specific real-time mode comprises that the groove of the hoisting disc is narrower than the diameter of the traction rope, the traction rope is embedded into the groove of the hoisting disc, and the friction force is increased. Thereby realizing the control to the balancing weight.

It should be noted that the number of the counter weights and the individual weights are determined according to actual conditions. The weights in the figures are by way of example only.

Specifically, in an embodiment of the present invention, the counterweight device further includes: a driving device 6 and a hoisting clutch 7; the driving device 6 is arranged on the top seat 2, and the driving device 6 is used for driving the counterweight rotating shaft 501 to rotate; the hoisting clutch 7 is arranged between the hoisting disc 503 and the counterweight rotating shaft 501 and is used for controlling the matching state of the hoisting disc 503 and the counterweight rotating shaft 501.

In this application, drive arrangement can direct drive counter weight axis of rotation and rotate, through the hoist clutch, can accurate control counter weight axis of rotation and the synchronous rotation of hoist dish. And each hoisting clutch controls one hoisting disc independently, and the hoisting discs are linked with the corresponding balancing weights, namely the balancing weights can be controlled to move up and down under the action of the driving device through the hoisting clutches. When the whole balancing weight needs to be pulled up, part of the balancing weight is lifted by the driving device, and the balancing weight when a user pulls up the balancing weight is lightened.

For example, the technical solution can implement: the total weight of the balancing weight is 100kg, and the lifting weight of 60kg is set, so that the actual lifting weight is 60kg under the action of the hoisting positioner, the driving device and the hoisting clutch;

when the weight of the counterweight needs to be put down is 40kg or 80kg, the number of the counterweight blocks participating in the counterweight is increased or reduced under the action of the hoisting positioner, the driving device and the hoisting clutch, and the actual weight of the counterweight is 40kg or 80kg when the counterweight is put down.

Specifically, in the embodiment of the present invention, the guide rail set 3 includes: a pipe column guide rail 301 and a steel wire guide rail 302; tubular column guide rail 301 sets up between base 1 and footstock 2, steel wire guide rail 302 cover is established in the tubular column guide rail 301 outside.

In this application, can alleviate the balancing weight and receive the frictional force of guide rail group through the cooperation of steel wire guide rail and tubular column guide rail.

Specifically, in an embodiment of the present invention, the counterweight device further includes: a distance encoder 8; the distance encoder 8 is provided on the top base 2 for identifying the moving distance of the total traction rope 504.

In this application, the moving distance of the total traction rope is obtained by the distance encoder, so that the position of the counter weight participating in the counter weight can be obtained.

Specifically, in an embodiment of the present invention, the counterweight device further includes: a buffer device 9; the buffer device 9 is arranged at the upper end of the base 1.

In this application, buffer is used for buffering the balancing weight of whereabouts.

Specifically, in the embodiment of the present invention, the buffer device 9 is a buffer spring.

Specifically, in an embodiment of the present invention, the counterweight device further includes: a master control computer 10; the main control computer 10 is in signal connection with the winch positioner 505, the driving device 6, the winch clutch 7 and the distance encoder 8; according to the set value, the counterweight participating in the counterweight is controlled by the hoisting positioner 505, the driving device 6, the hoisting clutch 7 and the distance encoder 8.

According to a second embodiment of the present invention, there is provided a method of automatically weighting exercise machines:

an automatic weight-balancing method for exercise using the automatic weight-balancing device for exercise according to the first embodiment, comprising the steps of:

1) acquiring a training weight set value A kg, wherein the maximum training weight value is B kg, and B is more than A; obtaining the weight of the isolation balancing weight block needing to be lifted in advance as B-A kg;

2) the driving device 6 lifts the isolation balancing weight, and the height of the isolation balancing weight is fixed through the hoisting positioner 505 to obtain A kg of training balancing weight;

3) the total traction rope lifts A kg to participate in training the balancing weight for training.

In the second embodiment of the present application, by using the method for automatically balancing weight for fitness, the weight of the balancing weight for training can be quickly adjusted by the driving motor, so as to meet the setting requirements of users.

Specifically, in the embodiment of the present invention, in step 2), the driving device 6 lifts the isolation counterweight block, specifically, the driving device 6 controls the hoisting disc 503 to rotate through the hoisting clutch 7, and the hoisting disc 503 rotates to drive the counterweight block 4 to ascend or descend.

It should be noted that the weight block participating in training is a weight block currently participating in weight training for fitness exercise, that is, a weight block that can be actually lifted (pulled) by an exerciser. The isolation counterweight, namely the counterweight which is pulled up by the driving device in advance, does not participate in the current weight training of the exerciser.

In a specific optimized embodiment, if the weight of B kg of all the balancing weights cannot meet the training requirement of a trainer, namely A is larger than B, the driving device works reversely to provide reverse torque for the total traction rope, so that the negative weight is increased.

According to a third embodiment of the present invention, there is provided a fitness automatic weight balancing method:

an automatic weight-balancing method for exercise using the automatic weight-balancing device for exercise according to the first embodiment, comprising the steps of:

1) recognizing that the lifted total traction rope is C kg of a training counterweight, the maximum training counterweight value is B kg, and B is larger than C;

2) when the weight is lowered or suspended, training a set value D kg of the weight, entering the step 3 when D is more than C, and entering the step 4 when D is less than C);

3) controlling the hoisting positioner 505 to release D-C kg of the isolation balancing weight, and obtaining the weight of the training balancing weight when the training balancing weight is lowered to be C kg;

4) controlling the hoisting positioner 505 to further fix D-C kg of isolation balancing weight, and obtaining the weight of the training balancing weight when the training balancing weight is lowered to be C kg;

5) the total traction rope lifts C kg to participate in training the balancing weight for training.

In this application, need adjust this moment when the weight of transferring or unsettled reference training balancing weight when the part is tempered, further restrict or remove the balancing weight through the hoist locator to the weight value of reference training balancing weight on next step is adjusted, thereby satisfies the requirement of diversified training.

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