WO2014175579A1

WO2014175579A1 - Ball game platform

Info

Publication number: WO2014175579A1
Application number: PCT/KR2014/002994
Authority: WO
Inventors: 황연자
Original assignee: Hwang Yeon Ja
Priority date: 2013-04-23
Filing date: 2014-04-07
Publication date: 2014-10-30
Also published as: KR101326971B1

Abstract

The present invention relates to a ball game platform and, more particularly, to a ball game platform enabling the user to throw a ball to a distant place using a seesaw scheme and to learn the principle of leverage, which makes it easier lift an object. Conventional ball game platforms provide a game, similar to basketball, in which a launcher is pulled and then released to throw the ball by its own elasticity into the basketball stand. A horn needs to be pulled to obtain reaction, such force not being easily exerted by the elderly, and the ball must be placed after the horn has been pulled, making it difficult for the elderly to enjoy the game for a long time. Furthermore, separation of the basketball stand and the launcher poses a storage-related problem. The present invention provides a ball game platform configured such that a ball is placed on a ball seating table of a throw rotation table, according to the seesaw scheme, and the ball is thrown by reaction resulting from force applied to the handle on the other end; the user can grab the thrown ball, as in baseball, or put the ball into a storage chest body to score a point, as in basketball; the user can also enjoy a game of riding on the storage chest body using a caster of the storage chest body and traveling to and from a return point; the support chest body can be contained in the storage chest body and moved safely at a reduced volume, solving the problem of storage place; and the user can also learn about the action and reaction of force of a lever, which lifts an object, by moving the center of rotation of the throw rotation table.

Description

Ball game

The present invention relates to a ball game table, and more specifically, like a seesaw method, when a ball is placed on the ball seat of the throwing table rotating around a rotating shaft and a force is applied to the other end of the ball, a reaction occurs, The delivered ball is fired so that other users can enjoy the baseball game, or the box is placed away from the game box so that the support box can be stored and the ball can be stored. You can play games such as soccer and basketball that score a shot by putting the ball fired into the sieve, and play a game of returning to the return point by pushing and pushing a person in the storage box, as well as moving the center of rotation of the throwing swivel. This is the opposite of the lever's action in which the force applied to lift the object depends on the center of rotation and the distance of the object. It relates to a ball game for you to learn the principles.

In general, the game can be played by using the ball, such as baseball, soccer, basketball, golf, etc. In addition to these sports, the ball can be applied by applying, for example, the ball on an elastic band or elastic plate to recoil You can play the game to catch the ball by using.

This exercise with the ball not only improves the exercise effect for adults and children, but also improves coordination and concentration by throwing and catching the ball, improves instant judgment, and encourages cooperative spirit through the exercise of several people, as well as the size and texture of the ball. By raising the cognition and creativity by touching the back, you can increase the intelligence index for the growing children and also prevent the elderly diseases such as dementia and stroke among the elderly. There are many ball rides.

In the game using the ball, there is a method of scoring by hitting the ball to the net using the play table, or by placing the ball on the launch pad and throwing it into the goal post or catching the ball.

The present invention relates to a play table of the method of throwing the ball to catch the ball or put it into the goal, the play table using a ball disclosed in the prior art for the above purpose is published in Utility Model Publication No. 1998-065164 (name: elephant-shaped basketball hoop and Toys with a launch pad of rhinoceros) were revealed, and the configuration of the launcher was large. A hoop with a mount and a hoop mounted on the horn having an elastic force capable of launching a basketball and a basketball hoop equipped with a storage box and a backboard was installed. It consists of, put the basketball on the mount, pull the horns, and then release the ball to rebound the goal to the hoop.

However, the play table using a conventional ball has to get a rebound by pulling the horns in order to fire the ball, but such a force has a problem that it is not easy for the elderly to exert.

In addition, since the mount is made close to the state of the first horn set by the elastic force to pull the horns to put the basketball on the mount there is a problem that is particularly difficult for the weak elderly to enjoy the game.

In addition, there is a problem that the basketball hoop and the launch pad are divided independently and take up a lot of storage volume.

In addition, there is a problem that it is cumbersome to move the play stand to the position where the elderly want to enjoy the game by themselves.

The present invention has been made to solve the above problems, by constructing the ball play table in the seesaw method, not only adults who enjoy the game but also weak elderly people can easily enjoy the ball throwing method of the game by pressing a small force. The thrown ball allows the player to play games such as baseball or basketball that is scored in the goal, and the ball can be moved to make it easier to carry, so that it can be moved, It allows you to enjoy boarding, to save space after minimizing the volume of the game, and to change the axis of rotation to use the lever principle to learn how to lift objects and recoil. To provide a ball game.

The present invention is configured as follows to achieve the above object. That is, the front and rear plates are installed at intervals so that the upper part is opened and a rotation space is formed therein, and the side plates for closing both sides of the front and rear plates and the lower plate for closing the lower part of the front and rear plates are provided. The lower surface of the lower plate is provided with a plurality of legs, the central portion of the front plate is provided with a front opening opening from the top to the bottom, the central portion of the back plate is provided with a rear opening opening to the step formed in the lower It is formed in the longitudinal direction so that the ball can be thrown by the rotational force of the enclosure and seesaw method, the shaft hole is formed is inserted into the rotating shaft installed in both side plates of the inner rotation space of the support housing through the front and rear openings The end is exposed to the outside to be rotatable without interference, the tip is provided with a handle formed to apply a pressing force of the user, the top of the end The throwing is characterized in that it comprises a throwing swivel provided with a ball seat to be seated.

In addition, after the support housing is stored or taken out of the received support housing and placed at a distance to throw the ball thrown by the throwing swivel, the top is opened so that a person can ride, the legs of the support housing therein and It is formed of a rectangular box formed with a receiving space that can be inserted into the ball, the lower surface is characterized in that it further comprises a storage box equipped with a plurality of casters to enable the moving and stationary state.

And, it is characterized in that it further comprises a rotation center variable means for varying the center of rotation of the throwing rotary in the longitudinal direction to learn the principle of the lever.

As described above, according to the present invention, by applying the force to the tip of the ball throwing swivel like the seesaw method, by throwing the ball using the recoil of the end, there is an effect that can easily throw with a small force of the elderly. .

In addition, it is possible to play a baseball game to catch the ball throwed by other users, or to play a basketball game that puts the ball in the storage box, so that the user's quickness and judgment, strength, and eye-hand coordination and concentration At the same time there is an effect that can be improved.

In addition, it is possible to form the material of the play ball in a soft or rigid, or to feel the touch of the roughness of the surface by hand to improve the recognition accordingly.

In addition, the storage box can be used like a cart, so that users can enjoy the game of returning by returning the user to the storage box.In addition, when the ball game is not used, the support box can be stored in the storage box and can be easily transported and stored. It works.

In addition, when the ball game stand is not used, by fixing the throwing swivel stand, there is an effect that can be easily stored in a small space to minimize the volume.

In addition, the ball can be seated by receiving a ball of different diameter in the ball seat, there is an effect that is not limited to the size of the ball to be thrown.

And, by applying the rotation center variable stage to the throwing swivel, it is effective to learn the lever principle to learn the action by the force required to lift the object by increasing or shortening the distance between the object and the axis of rotation on the ball seat. .

1 is a perspective view showing a state in which a ball game rack according to the present invention is stored in a support housing

2 is an exploded perspective view showing a state in which the support box of the play table is taken out of the storage box;

3 is a side cross-sectional view illustrating the inside of FIG. 1.

Figure 4 is an excerpt perspective view showing a state in which the throwing swivel erected by the blocking plate according to the present invention

Figure 5 is a side cross-sectional view showing a state in which the throwing rotary is vertically rotated and fitted with

Figure 6 is a side cross-sectional view showing a state in which the throwing table is rotated vertically and set up by magnetic force

7 is a perspective view showing a storage box provided with a carrying handle and a riding handle;

8 is an exploded perspective view showing a rotation center value variable stage according to the present invention;

9 is an exploded perspective view showing an extract of the rotation center value variable stage in FIG. 8;

10 is a top view of FIG. 8

Figure 11 is a side cross-sectional view showing a state in which the throwing rotary in the longitudinal direction in FIG.

12 is a side sectional view showing a state of throwing a ball according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention;

The play table 1 of the present invention, as shown in the accompanying drawings, Figures 1 to 3, the support housing 10 made of a housing so that the inner rotation space 17 is largely formed, and the support space (10) rotating space 17 It is installed in the same way as the seesaw on the rotating shaft 19 installed in the throwing swivel 20 for launching the ball by using a recoil, where the housing containing the support (10) when not using the ball (1) Or a storage box 30 that can be used as a goal to put the thrown ball is further included.

The support box 10 is installed in the front plate (11) and the front plate 11 that is installed upright with a predetermined interval from the back plate 12 is installed, and close both sides of the front, rear plate (11, 12). The side plate 13 is installed, and the lower surface plate 14 is provided to close the lower portion of the front and rear plates (11, 12) is provided with a rotating space 17 therein.

Here, when the throwing rotary table 20 installed in the rotating space 17 of the support box 10 rotates about the rotating shaft 19, the front plate so that interference does not occur in the front and rear plates (11, 12). The front opening portion 11a is formed at the center of the opening 11 from the top to the bottom, and the rear plate 12 is the rear opening 12a opening up to the stepped portion 12b protruding from the center to the bottom. Is formed.

In addition, the stepped portion 12b formed on the rear plate 12 is provided so that the lower end of the throwing swivel 20 is no longer rotated downward, so as to maintain the angle that the ball placed on the end does not fall. It is also intended to be used by children so that the angle of the corresponding tip of the distal end is not initially high.

In addition, the bottom surface of the bottom plate 12, the support housing 10 is spaced apart from the ground or the playground floor to a suitable height, a plurality of the tip and the end of the throwing swivel 20 inclined by the rotary shaft 19 do not touch the floor. The leg 18 is installed.

The throwing swivel 20 is installed on the rotary shaft 19 is pressed to the tip by applying a force to the tip in a seesaw method around the rotary shaft 19 is configured so that the ball mounted on the end is thrown to the reaction.

The throwing rotary 20 is formed long in the longitudinal direction, the shaft hole 21 through which the rotating shaft 17 installed in the rotating space 17 is inserted is formed, the handle 22 is pressed to the end by hand. It is provided, the ball seating portion 25 is provided on the upper surface of the end so that the ball does not fall, the throwing swivel configured in this way is formed on the front,

rear plates

11, 12 of the support body 10, respectively, The front and

rear ends

11a and 12a are installed to be exposed to the outside.

On both sides of the handle 22, as shown in the accompanying drawings, it will be desirable to have auxiliary handles 22a which are temporarily suspended so that small children hold more conveniently or use the weight of the whole body.

In addition, the position of the shaft hole 21 as shown in the accompanying drawings, Figures 1 to 3, the end of the throwing rotary 20 in the state in which the first ball is seated to form a state lowered by the weight of the ball seat 25 , The height of the tip handle 22 should be set in consideration of the height that can be reached by the children of small children and the position to lift the end when the old man exerts force.

The ball seat 25 has a large diameter of the first seating groove 25a and a second seating groove 25b having a smaller diameter than the first seating groove 25a in consideration of different diameters of the play ball. ) To form a multi-stage without limiting the size of the ball, to be able to throw through the ball seating portion 25, or may increase the number of seating grooves to seat the ball of various sizes.

For example, starting with a small table tennis or golf ball, as the stage goes up, it may form a multi-stage recess to accommodate a baseball, soccer ball, and basketball ball.

On the other hand, the lower plate 14 of the support body 10 may be closed so as not to move downwards, as shown in Figure 3, the central portion of the lower plate 14 is the center of the rotation axis 19 from the front If a rear opening 14a is formed to a distance spaced rearwardly, that is, the center portion of the rotation space 17 is formed to communicate with the front opening 11a of the front plate 11, the throwing rotary table 20 The repulsive force can be increased by greatly rotating without interference.

It is preferable that an impact absorbing hole 12c made of a sponge or synthetic rubber protruding to the upper surface of the step 12b and preventing the breakage by transmitting a large impact while returning to the reverse side after the throwing swivel 20 is thrown is preferable. .

In addition, the upper side of the inner end portion 14b formed in the lower opening 14a constitutes an auxiliary plate 16 protruding to a height without interference when the throwing rotary table 20 rotates so that both side plates 13 of the support body 10 are formed. ) And the lower plate 14 to reinforce the support box 10, and at one side of the auxiliary plate 16, that is, the rear portion of the lower plate 14, which is not opened, can store objects such as balls and gloves. An auxiliary space 16a is formed.

Further, as shown in FIG. 4, when the throwing swivel 20 is used, the throwing opening 20a is opened and rotatable, and when not in use, the throwing swivel 20 is closed by closing the bottom opening 14a. In order to maintain the standing state, the lower plate 14 is provided with a rotary pin 52 at the end of the blocking plate 51 provided on one side upper portion of the lower surface opening portion 14a, and the lower surface opening portion 14a is closed at the front end thereof. The blocking plate 51 is configured to be fixed by forming a receiving fixing groove 53 in a portion that is rotated and seated, and the center of the throwing swivel 20 is inclined so as not to exceed the center of the rotating shaft 19. It can be firmly fixed, so that it can be rotated by an external impact during transportation to solve the factor that may cause a safety accident.

Furthermore, in order to more stably maintain the shock absorbing and standing state when the throwing swivel 20 is rotated and erected, as shown in FIG. 5, the outer end portion 14b of the lower surface opening 14a is externally provided. A shock absorbing protrusion 15a is formed to protrude, and a fixing groove 24a is formed at the bottom of the throwing swivel 20 at a position corresponding thereto. When the user strongly rotates the throwing swivel 20, the shock absorbing protrusion ( When the bottom fixing groove 24a is in contact with the bottom surface 15a), the shock is absorbed, and when storing the play table 1, the throwing swivel 20 is set up so that the impact absorbing protrusion 15a is pressed into the fixing groove 24a. It is preferable that the shock absorbing protrusion 15a is formed of a sponge or synthetic rubber so that the shock absorbing protrusion 15a can be easily inserted into or removed from the fixing groove 24a.

Alternatively, as shown in FIG. 6, the magnet 15b and the iron plate are fixed to one side of the inner end portion 14b and the bottom of the tip end of the throwing rotary 20 so as to keep the throwing rotary 20 upright. The 24b may be attached and fixed respectively.

On the other hand, the storage box 30, as shown in the accompanying drawings, Figures 1 to 3, when the ball is not playing, the legs 18 of the support box 10 is housed in the storage or stored, or enjoy the ball play Take out the housing 10 and place it at an appropriate distance to open the upper portion so as to put the thrown ball in the throwing swivel 20, such as basketball, inside the legs 18 and the ball and the game of the support housing 10 It is formed of a rectangular box formed with a receiving space 31 is formed to accommodate the necessary items when the lower surface of the plurality of casters 32 to move in a rolling motion or to maintain a stationary state to facilitate transportation Is installed.

In addition, the front plate body 33 in the front of the storage box (30) forms a step (33a) to be lower than the height of the upper end, widening the opening to the upper side and the front, even if the flying ball is flying high or low wider opening It is desirable to increase the probability of entering the accommodation space (31) through.

Here, by installing the carrying handle 36 is installed to protrude to the upper side of the upper or side plate body 35 of the rear plate body 34 located in the rear to easily move the storage box 30 with a small force. When the user pushes the carrying handle 36, the caster 32 of the storage box 30 can move the storage box 30 easily while rolling.

In addition, when a person who is not an object rides in the storage box 30 and enjoys a game of returning to the return point, it is preferable to have a boarding handle through-hole 37 which can be held by hand for the purpose of the passenger's safety. The handle hole 37 may be formed in the side plate body 35 or the front plate body 33, or may be formed together in the side plate body 35 and the front plate body 33.

In addition, the boarding handle through-hole 37 is formed as a through-hole, as shown in Figure 2 attached, the shape of the boarding handle through-hole 37 is fun and aesthetically pleasing to children playing games such as heart shape or animal shape It may be formed into a shape to be invisible.

Or, as shown in Figure 7, the rod-shaped handle bar on the upper surface of the side plate body 35 may be configured as a boarding handle 38 is installed on the upper surface of the side plate body (35).

Meanwhile, the ball game rack 1 of the present invention further includes a rotation center variable stage 40 so that children can understand and learn the principle of the lever as shown in FIGS. 8 to 11.

The rotational center variable stage 40 is formed of a long moving hole 41 in the longitudinal direction to move the shaft hole of the throwing rotary table 20.

Then, the inner receiving portion (42a) wider than the thickness of the throwing swivel 20 to form a "∪" shaped fixing bracket 42 so as to easily insert the throwing swivel 20, the fixed bracket 42 ) Is formed with a through hole 42b through which the rotation shaft 19 passes, and a fastening hole 42c having a female thread formed at a position spaced apart from the through hole 42b at one side of the fixing bracket 42 is formed at the other side. The inner surface is provided with a first contact pad 42d to be in close contact with the corresponding surface of the throwing swivel 20.

In addition, the fastening fasteners 43 are fastened to the fastening holes 42c and the fastening holes 42c formed on one side of the fixing bracket 42, and the fastening fasteners 43 have a second close contact with one end facing the throwing swivel 20. When the pad 43a is provided and the head of the other end is rotated, the second contact pad 43a pushes the throwing swivel 20 so that the throwing swivel 20 is tightly fixed together with the first contacting pad 42d.

Then, the fixing brackets 42 are fixedly installed in the through holes 42d on both sides of the fixing brackets 42 so that the fixing brackets are fixed at the correct positions of the rotating shafts 19, and the rotating shafts 19 and the fixing bolts 44a. It consists of a boss 44 that is fixed to.

When this is configured, the rotating shaft 19 and the fixing bracket 42 are made to be movable and fixed by the release and close contact of the throwing swivel 20 in close contact with the fixing swivel 20, and the center of rotation is variable.

Accordingly, when the throwing swivel 20 is moved in the longitudinal direction, the center of the rotating shaft 19 in the moving field 41 is variable, so that when the distance between the ball seat 25 and the central rotating shaft 19 is far, the ball is rebounded. It is necessary to press a large force for lifting, and conversely, when the distance between the ball seat 25 and the central rotating shaft 19 becomes short, the pressing force of the handle 22 is relatively small. It is.

Here, the throwing swivel 20 may be operated by the user by pressing the hand, young children may exert a great force, such as adults by pressing the body with the hand to increase the force.

In addition, the play ball may be formed of a soft soft so that children or elderly people can safely enjoy the material, or can be formed of a hard so that the public can experience baseball, by adjusting the roughness of the ball surface You will be able to increase your sense of touch and touch.

On the other hand, looking at the preferred size of the ball (1), the size of the support box 10 is 48cm in length, 76cm in length, 76cm in height, 76cm in height, the horizontal length of the throwing table 20 is 130cm, ball The diameter of the seat is 18cm, the diameter of the first seat is 12cm, the diameter of the second seat is formed 5cm, the size of the storage box 30 is 55cm wide, 54cm long, 25cm high, the front face plate body The height of is to be formed to 15cm.

Looking at the process of preparing the ball game of the present invention configured as described above are as follows.

In the preparation process will be described on the basis of the ball (1) containing the storage box 30 of the present invention.

First, as shown in FIG. 1, the support box 10 is moved to a storage box 30 in which the support box 10 is stored, and then moved to a position for enjoying a game. Then, the support box 10 is taken out, and the support box 10 is provided. Place the locker 30 at an appropriate distance from the.

Subsequently, the throwing rotary table 20, which is erected to reduce the volume of the width of the support container 10, is rotated counterclockwise so that its bottom surface is the upper surface of the stepped portion 12b of the rear plate 12 or the upper surface of the shock absorber 12c. Settle on

Next, as shown in FIG. 12, the ball is placed on the first seating portion 25a or the second seating portion 25b formed in the ball seating portion 25 at an appropriate position in accordance with the diameter of the ball. 25) Prepare the ball to not fall off.

When the preparation is completed, the ball is thrown by the user by pressing the handle 22 of the throwing swivel 20, and the user throws the ball thrown away by the user or adjusts the force applied to the handle 22. Put the ball into the receiving space 31 of the storage box 30 to score.

Here, in addition to the game to put the ball, the storage box (30) of the ball game table (1), the user can ride a pair of two-player game in which a user rides, the other user pushes back to the return point can be raised.

On the other hand, when the center of rotation variable stage 40 is mounted on the ball (1), the center of rotation of the throwing swivel 20 is moved in the longitudinal direction, that is, the ball seat 25 and the center of rotation closer or far away By dropping, it allows the children to practice the learning effect of the lever principle to feel the difference in the force of lifting or throwing the weight of the ball or weight placed on the ball seat 25.

Through the play using the seesaw method and the lever principle, not only the exercise to increase the strength, but also the quickness to throw the ball and the instant judgment and concentration to catch the ball, and also depending on the strength of the force transmitted to the ball It is possible to provide a useful invention that can also learn the effect of the force to know the distance flying by the reaction.

* Description of the sign

Ball: 1 Carrier: 10

Front panel: 11 Back panel: 12

Side plate: 13 Bottom plate: 14

Fixing protrusion: 15a Magnet: 15b

Subboard: 16 Rotation Space: 17

Legs: 18 Rotary axis: 19

Throwing Swivel: 20 Shaft Bore: 21

Handle: 22 Second Handle: 23

Fixing groove: 24a Steel plate: 24b

Seat: 25 Storage: 30

Storage: 31 Casters: 32

Front panel: 33 Back panel: 34

Side plate: 35 Carrying handle: 36

Boarding handle Hollow: 37 Center of rotation Variable stage: 40

Moving slot: 41 Fixed bracket: 42

Tight Fixtures: 43 Boss: 44

Block plate: 51 Rolling pin: 52

Retaining groove: 53

Claims

Side plates for closing both sides of the front and rear plates (11) 12 and the front and rear plates (11) (12) which are installed at an interval so that the upper part is opened and the rotating space (17) is formed therein ( 13) and the lower plate 14 for closing the lower part of the front and rear plates (11, 12) is provided,

A lower surface of the lower plate 14 is provided with a plurality of legs 18, the central portion of the front plate 11 is provided with a front opening (11a) is opened from the top to the bottom, the center of the back plate 12 The support body 10 is provided with a rear opening portion 12a opened up to a stepped portion 12b formed at a lower portion thereof; And

The shaft hole 21 is formed to be long in the longitudinal direction so that the ball can be thrown by the rotational force of the seesaw method, the rotation shaft 19 is installed in the inner rotation space 17 of the side plate 13 of the support box 10 is inserted. Is formed, the front and rear openings (11a, 12a) through the front end and the end is exposed to the outside is rotatable without interference, the front end is provided with a handle 22 formed to apply a pressing force to the user , The throwing swivel 20 is provided with a ball seating portion 25 is seated on the upper surface of the end;

The lower plate 14 of the support body 10 is opened in communication with the front opening 11a to a distance from the center to the rear of the center of the rotation axis 19 from the front to rotate the throwing swivel 20 without interference The lower surface opening portion 14a is formed, and the upper surface of the lower surface plate 14 is provided with a rotary pin 52 at the end of the blocking plate 51 crossing the lower surface opening portion 14a when the lower surface opening portion 14a is closed. The upper surface of which the tip is seated, and the receiving fixing groove 53 is formed. When the throwing rotary table 20 is used, the opening plate 14a is opened when the blocking plate 51 is erected. The ball game, characterized in that the ball to rotate the closing plate (51a) to close the opening portion (14a) to keep the handle 21 of the throwing swivel (20) is hung up in the upright throwing swivel 20 versus.
The method of claim 1,

After the support box 10 is stored or stored, the support box 10 is removed and placed at a distance, and then the ball thrown by the throwing swivel 20 enters and scores, or an upper part is opened for a person to board. It is formed of a rectangular box formed with a leg 18 of the support box 10 and a receiving space 31 into which the ball can be inserted, and a lower box having a plurality of casters 32 mounted on the lower surface thereof so as to move and stop. Ball game stand, characterized in that further includes (30).
The method of claim 2,

A boarding-handle through hole 37 is formed for the safety of the person in the front plate body 33 or both side plate body 35 of the storage box 30, or boarding on the upper surface of both side plate body 35 The handle 38 is provided, the ball play characterized in that the carrying handle 36 is installed on the rear upper surface of the storage box 30 to move the storage box 30 to operate the caster 32 easily. versus.
delete
The method of claim 1,

The upper surface of the lower end opening 14a formed inside the lower end opening 14a protrudes to a height without interference when the throwing rotary table 20 rotates to reinforce the support body 10 and at the same time divides and opens the lower plate which is not opened ( Ball 14, characterized in that the auxiliary plate 16 is installed to form an auxiliary space (16a) for storing things in the rear portion.
delete
The method of claim 1,

The shock absorbing protrusion 15a protruding to the outside is formed at the inner end portion 14b formed on the lower plate 14, and at the position corresponding to the shock absorbing protrusion 15a on the lower surface of the handle 21 of the throwing rotary table 20. When set to rotate to throw or store the ball, the shock absorbing projection (15a) is inserted into the ball absorbing shock, and when the storage, the ball game stand characterized in that the fixing groove (24a) is formed so as to be fixed by fitting .
The method of claim 1,

The magnet 15b is installed on the inner end 14b formed on the bottom plate 14, and the iron plate 24b is magnetically attached to the magnet 15b on the lower surface of the handle of the throwing turntable 20 corresponding to the magnet 15b. ) Is installed, the ball game, characterized in that the throwing swivel (20) to maintain the standing state during storage.
The method of claim 1,

The ball seating portion 25 has a diameter of the play ball by forming a first seating groove 25a having a large diameter and a second seating groove 25b smaller than the diameter of the first seating groove 25a at a lower portion thereof. Ball game stand characterized in that it can be accommodated and thrown regardless.
The method of claim 1,

The ball game stand, characterized in that the shock absorbing port (12c) is provided to protrude on the upper surface of the step (12b) of the rear plate 12 to absorb the impact applied when the throwing rotary table (20) to rotate back.
Side plates for closing both sides of the front and rear plates (11) 12 and the front and rear plates (11) (12) which are installed at an interval so that the upper part is opened and the rotating space (17) is formed therein ( 13) and a lower plate 14 for closing the lower part of the front and rear plates 11 and 12 are provided, a plurality of legs 18 are provided on the lower surface of the lower plate 14, the front plate 11 The central portion of the support body 10 is provided with a front opening (11a) is opened from the top to the bottom, the central portion of the back plate 12 is provided with a rear opening (12a) is opened to the step (12b) formed at the bottom ); And

The shaft hole 21 is formed to be long in the longitudinal direction so that the ball can be thrown by the rotational force of the seesaw method, the rotation shaft 19 is installed in the inner rotation space 17 of the side plate 13 of the support box 10 is inserted. Is formed, the front and rear openings (11a, 12a) through the front end and the end is exposed to the outside is rotatable without interference, the front end is provided with a handle 22 formed to apply a pressing force to the user , The throwing swivel 20 is provided with a ball seating portion 25 is seated on the upper surface of the end;

Further comprising a rotation center variable stage 40 to make the rotational center of the throwing swivel 20 variable in the longitudinal direction to learn the principle of the lever,

The rotation center variable stage 40 includes a moving hole 41 formed with a long hole so that the throwing shaft 20 can move in the longitudinal direction with the shaft hole of the throwing shaft 20 inserted therein;

The width of the inner accommodating portion 42a is made larger than the thickness of the throwing swivel 20 so that the throwing swivel 20 can be easily inserted into the shape of “∪”, and the rotation shaft 19 is inserted therethrough. A hole 42b is formed, and a fastening hole 42c having a female thread is formed at a position spaced apart from the through hole 42b formed at one side, and a fixing bracket 42 having a first contact pad 42d at the other inner surface thereof. );

The fastening hole 42c formed on one side of the fixing bracket 42 is screwed into a bolt type, and a second contact pad 43a is provided at one end facing the throwing swivel 20 to rotate the head of the other end. The second contact pad 43a is pushed by the throwing rotary table 20 to the first contact pad 42d to be fixed by the first contact pad 42d and the second contact pad 43a, and the rotary shaft 41 is moved to the moving field 41. A close fixture 43 which prevents the 19 from moving arbitrarily; And

Rotating shafts 19 which are fixed to both through-holes 42b of the fixing brackets 42 and are inserted into the through-holes 42b so that the fixing brackets 42 are not separated from the fixed positions of the rotating shafts 19 provided therewith. Ball 44 is fixed to the fixing bolt (44a); the ball game characterized in that consisting of.