CN108970127B

CN108970127B - Municipal administration square children amusement equipment of pitching

Info

Publication number: CN108970127B
Application number: CN201810761112.7A
Authority: CN
Inventors: 饶景瑞
Original assignee: Wenzhou Chengyue Machinery Equipment Co Ltd
Current assignee: HAIMEN BIWEI INTELLECTUAL PROPERTY SERVICE Co.,Ltd.
Priority date: 2018-07-12
Filing date: 2018-07-12
Publication date: 2020-02-04
Anticipated expiration: 2038-07-12
Also published as: CN108970127A

Abstract

The invention relates to ball throwing entertainment equipment, in particular to municipal square child ball throwing entertainment equipment. The invention aims to provide a municipal square child bowling entertainment device which is novel in shape and can make corresponding response in time. The technical scheme is as follows: a municipal square children bowling amusement equipment comprises a mounting plate, a cylinder body, a piston, a movable rod, a support plate, an air outlet pipe, a valve and the like; the middle of the mounting plate top is provided with a cylinder body, the middle of the cylinder body top is provided with a first through hole, a piston is matched in the cylinder body, the middle of the piston top is provided with a moving rod, the upper end of the moving rod penetrates through the first through hole, and the upper end of the moving rod is provided with a support plate. According to the invention, the height of the disc can be freely adjusted by people through the air pump, the height of the disc can be adjusted for children with different heights, the children can throw the ball better conveniently, the flag can move upwards after the children throw the ball, the flag can timely respond, the attention of the children is increased, and the children are prevented from feeling boring.

Description

Municipal administration square children amusement equipment of pitching

Technical Field

The invention relates to ball throwing entertainment equipment, in particular to municipal square child ball throwing entertainment equipment.

Background

In a common municipal square, in order to enrich the life of people after meals, people can set some entertainment equipment on the square for residents to play, and also set some equipment for children to play basketball on some squares, the shapes of the equipment are usually too mechanized, and the children lose interest in playing for a long time; and after the children throw the ball, the equipment can not make corresponding reaction, and the whole ball throwing process is relatively boring and tasteless.

Disclosure of Invention

In order to overcome the defects that the equipment is usually over mechanized in shape and cannot respond correspondingly, the invention aims to provide the municipal square child bowling entertainment equipment which is novel in shape and can respond correspondingly in time.

The technical scheme is as follows: a municipal square children ball throwing entertainment device comprises a mounting plate, a cylinder body, a piston, a moving rod, a support plate, an air outlet pipe, a valve, a first screen plate, an air pump, a rigid pipe, a pig body fixing block, a tail rod, a pig head shell, a disc, an annular slide rail, a first motor, a circular plate, a first rotating shaft, a connecting rod, a first slider, a rotating box and an elastic cushion, wherein the cylinder body is arranged in the middle of the top of the mounting plate, a first through hole is formed in the middle of the top of the cylinder body, the piston is matched in the cylinder body, the moving rod is arranged in the middle of the top of the piston, the upper end of the moving rod penetrates through the first through hole, the support plate is arranged at the upper end of the moving rod, the air outlet pipe is arranged at the lower part of the left side of the cylinder body, the valve is arranged at the left part of the air outlet pipe, the left end of the hard tube penetrates through the mounting plate and is communicated with the right side of the bottom of the cylinder body, the left side of the top of the supporting plate is provided with a pig body fixing block, the right side of the bottom of the pig body fixing block is rotatably provided with a tail-shaped rod, the top of the pig body fixing block is provided with a pig head shell, a disc is arranged between the front side and the rear side of the pig body fixing block, the middle of the front side of the disc is provided with an annular slide rail, the middle of the front side of the disc is provided with a first motor, the first motor is positioned in the annular slide rail, the inner side of the annular slide rail is provided with a disc, the middle of the front side of the disc is provided with a second through hole, the second through hole is positioned in front of the first motor, the output shaft of the first motor is provided with a first rotating shaft, the front end of the first rotating shaft penetrates through the, the front side of the rotary box is provided with an elastic cushion.

As a further preferable scheme, the device also comprises a first bearing seat, a second rotating shaft, a first gear, a second gear, a first rack, a second sliding rail, a second sliding block, a connecting plate, a second bearing seat, a screw rod, a nut, a flag, a third gear, a third sliding rail and a third sliding block, wherein the first bearing seat is symmetrically arranged at the front sides of the top and the inner bottom of the rotating box, the second rotating shaft is arranged on the first bearing seat at the upper side and the lower side, the first gear and the second gear are arranged on the second rotating shaft, the first gear is positioned below the second gear, the first rack is arranged in the middle of the rear side of the elastic pad, the first rack is meshed with the first gear, the second sliding rail is arranged in the middle of the right wall of the rotating box, the second sliding block is arranged on the second sliding rail, the lower end of the second sliding block is connected with the middle of the top of the first rack, a third through hole is arranged on the rear side of the top, the front side of the top of the connecting plate is provided with a second bearing seat, a screw rod is mounted on the second bearing seat, the upper end of the screw rod penetrates through a third through hole, the screw rod is connected with a nut in a threaded mode, the front end of the nut is provided with a flag, a third gear is arranged on the lower portion of the screw rod and located below the nut, the third gear is meshed with the second gear, a third slide rail is arranged on the rear side of the top of the connecting plate, the top of the third slide rail penetrates through the third through hole, a third slide block is slidably arranged on the third slide rail, and the front end of the third slide block is.

As a further preferable scheme, the rotary box further comprises a mounting seat, springs, a switch, a second screen plate and a sound box, wherein the mounting seat is arranged in the middle of the inner rear wall of the rotary box, the springs are symmetrically arranged on the upper portion and the lower portion of the inner rear wall of the mounting seat, the switches are arranged at the front ends of the springs on the upper side and the lower side and are located right behind the first rack, the second screen plate is arranged on the rear side of the lower portion of the inner right wall of the rotary box in an embedded mode, and the sound box is arranged on the.

As a further preferable proposal, the utility model also comprises a frame body, a fixed plate, a sector gear and a first swinging rod, the ear shell, the second motor, the carousel, second swinging arms and second rack, it has the fourth through-hole to open pig head casing top right side, pig head casing inner back wall right side is equipped with the framework, it has the fifth through-hole to open in the middle of the framework bottom, the framework is equipped with the fixed plate about the two wall tops, the fixed plate front side rotation type symmetry of controlling the two sides is equipped with sector gear, the sector gear top symmetry of controlling the two sides is equipped with first swinging arms, fourth through-hole is passed to first swinging arms upper end, first swinging arms upper end is equipped with the ear shell, pig head casing inner back wall lower part is equipped with the second motor, be equipped with the carousel on the output shaft of second motor, carousel front side off-center position rotary type is equipped with the second swinging arms, second swinging arms upper end rotary type is equipped with the second rack, second rack upper end passes the fifth through-hole and meshes with the sector gear of.

As a further preferred scheme, the pig head fixing device further comprises a first fixed pulley, a second fixed pulley and a pull rope, wherein the first fixed pulley is arranged on the upper portion of the right side of the frame body, a sixth through hole is formed in the lower portion of the right side of the pig body fixed block, a seventh through hole is formed in the right side of the bottom in the pig head shell, the sixth through hole is communicated with the seventh through hole, the second fixed pulleys are arranged on the upper portion of the left wall and the lower portion of the inner right wall in the sixth through hole, the pull rope is arranged on the lower portion of the right side of the right first oscillating rod, the pull rope winds around the first fixed pulley and penetrates through the sixth through hole and the seventh through hole, and the pull rope.

When people need to adjust the disc upwards, people can start the air pump to suck air, the air pump sucks air and discharges air into the cylinder body through the hard tube, the air in the cylinder body is increased to enable the piston to drive the moving rod to move upwards, the moving rod moves upwards and drives the pig body fixing block to move upwards through the supporting plate, the pig body fixing block moves upwards to enable the disc to move upwards, the first net plate can prevent impurities from being sucked by the air pump, after the disc moves upwards to a proper position, people can close the air pump, when people need to adjust the disc downwards, people can manually open the valve, air in the cylinder body is discharged through the air outlet pipe, the piston moves downwards to drive the moving rod to move downwards, the moving rod moves downwards to drive the pig body fixing block to move downwards through the supporting plate, the pig body fixing block moves downwards to enable the disc to move downwards, and after the disc, people close the valve again can, thereby make people can adjust the height of disc from top to bottom freely, make things convenient for not co-altitude children to throw, when children need throw the ball, people can start first motor and rotate, first motor rotates and drives the connecting rod through first pivot and rotates, the connecting rod rotates and drives first slider and rotate, annular slide rail can be guiding motion to first slider, first slider rotates and drives rotatory case and rotate, rotatory case rotates and drives the cushion and rotates, then children can throw the ball, the cushion rotates and can increase the degree of difficulty of throwing the ball, make children more interesting, when people need not throw the ball, people close first motor again can.

When a child throws a ball into the elastic cushion, the elastic cushion moves backwards to drive the first rack to move backwards, the second sliding rail and the second sliding block can conduct guiding motion on the first rack, the first rack moves backwards to drive the second rotating shaft to rotate in the positive direction through the first gear, the second rotating shaft rotates in the positive direction to drive the second gear to rotate in the positive direction, the second gear rotates in the positive direction to drive the third gear to rotate in the negative direction, the third gear rotates in the negative direction to drive the lead screw to rotate in the negative direction, the lead screw rotates in the negative direction to drive the nut to move upwards, the third sliding rail and the third sliding block can conduct guiding motion on the nut, the nut moves upwards to drive the flag to move upwards, the flag does not lie in the rotating box after moving upwards to a proper position, the ball does not contact with the elastic cushion any more, the elastic cushion resets to drive the first rack to move forwards, the first rack moves forwards to drive, second pivot opposite direction rotates and drives second gear opposite direction and rotates, second gear opposite direction rotates and drives third gear positive direction and rotates, third gear positive direction rotates and drives the lead screw positive direction and rotates, the lead screw positive direction rotates and drives the nut and move down, the nut moves down and drives the flag and move down, the flag is located the rotatory incasement after moving down suitable position, thereby make children pitch the ball after the flag can rebound, this is done corresponding reaction fast, increase the interest.

After the elastic cushion is thrown by the child, the first rack moves backwards to a proper position and then can be contacted with the switch, the sound box is started and makes sound due to the fact that the switch is connected with the sound box through a circuit, after the ball is not contacted with the elastic cushion any more, the first rack moves forwards and is not contacted with the switch any more, the sound box is closed accordingly, the sound made by the sound box can be better transmitted out through the second screen plate, and therefore the child can make happy music after the child hits a target.

People can start the second motor to rotate, the second motor rotates to drive the second swing rod to swing up and down through the turntable, the second swing rod swings up and down to drive the second rack to move up and down, the second rack moves up and down to drive the sector gears on the left and right sides to rotate positively or negatively, the sector gears on the left and right sides rotate positively or negatively to drive the first swing rods on the left and right sides to move away or oppositely, the first swing rods on the left and right sides move away or oppositely to drive the ear shells on the left and right sides to move away or oppositely, the second motor continuously rotates to enable the ear shells on the left and right sides to continuously swing, when people do not need the ear shells on the left and right sides to swing, people can close the second motor again, and accordingly the ear shells can continuously swing to increase interestingness and ornamental value.

When the first swing arm on the right side swings left and right continuously, the first swing arm swings to drive the tail-shaped rod to swing up and down continuously through the pull rope, the first fixed pulley and the second fixed pulley can conduct guiding motion on the pull rope, and when the first swing arm on the right side does not swing left and right any more, the tail-shaped rod stops swinging up and down, so that interestingness can be increased, and attention of children is attracted.

The invention has the following advantages: according to the invention, the height of the disc can be freely adjusted by people through the air pump, the height of the disc can be adjusted for children with different heights, the children can throw the ball better conveniently, the flag can move upwards after the children throw the ball, the flag can timely respond, the attention of the children is increased, and the children are prevented from feeling boring.

Drawings

Fig. 1 is a first front view structure diagram of the present invention.

Fig. 2 is a partial left-view structural diagram of the present invention.

Fig. 3 is a second front view structure diagram of the present invention.

Fig. 4 is a third schematic view of the present invention.

Number designation in the figures: 1. the pig body fixing block comprises a mounting plate, 2, a cylinder body, 3, a first through hole, 4, a piston, 5, a moving rod, 6, a support plate, 7, an air outlet pipe, 8, a valve, 9, a groove, 10, a first screen plate, 11, an air pump, 12, a rigid pipe, 13, a pig body fixing block, 14, a tail rod, 15, a pig head shell, 16, a disc, 17, an annular sliding rail, 18, a first motor, 19, a circular plate, 20, a second through hole, 21, a first rotating shaft, 22, a connecting rod, 23, a first sliding block, 24, a rotating box, 25, an elastic pad, 26, a first bearing seat, 27, a second rotating shaft, 28, a first gear, 29, a second gear, 30, a first rack, 31, a second sliding rail, 32, a second sliding block, 33, a third through hole, 34, a connecting plate, 35, a second bearing seat, 36, a screw rod, 37, a nut, 38, a flag, 39, a third gear, 40, a third sliding block, 42. the novel electric bicycle comprises a mounting seat, 43, a spring, 44, a switch, 45, a second screen plate, 46, a sound, 47, a fourth through hole, 48, a frame body, 49, a fifth through hole, 50, a fixing plate, 51, a sector gear, 52, a first swing rod, 53, an ear shell, 54, a second motor, 55, a rotary disc, 56, a second swing rod, 57, a second rack, 58, a first fixed pulley, 59, a sixth through hole, 60, a second fixed pulley, 61, a pull rope and 590, and a seventh through hole.

Detailed Description

The following further describes the technical solution with reference to specific embodiments, and it should be noted that: the words upper, lower, left, right, and the like used herein to indicate orientation are merely for the location of the illustrated structure in the corresponding figures. The serial numbers of the parts are themselves numbered herein, for example: first, second, etc. are used solely to distinguish one from another as to objects described herein, and do not have any sequential or technical meaning. The application states that: the connection and coupling, unless otherwise indicated, include both direct and indirect connections.

Example 1

A municipal square children bowling entertainment device is shown in figures 1-4 and comprises a mounting plate 1, a cylinder body 2, a piston 4, a movable rod 5, a support plate 6, an air outlet pipe 7, a valve 8, a first screen plate 10, an air pump 11, a rigid pipe 12, a pig body fixing block 13, a tail rod 14, a pig head shell 15, a disc 16, an annular slide rail 17, a first motor 18, a disc 19, a first rotating shaft 21, a connecting rod 22, a first slider 23, a rotating box 24 and an elastic cushion 25, wherein the cylinder body 2 is arranged in the middle of the top of the mounting plate 1, a first through hole 3 is formed in the middle of the top of the cylinder body 2, the piston 4 is matched in the cylinder body 2, the movable rod 5 is arranged in the middle of the top of the piston 4, the upper end of the movable rod 5 penetrates through the first through hole 3, the support plate 6 is arranged at the upper end of the movable rod 5, the air outlet pipe 7 is arranged at the lower part of, the right part of the front side of the mounting plate 1 is provided with a first screen plate 10, the first screen plate 10 is positioned at the front side of the groove 9, the left side of the bottom in the groove 9 is provided with an air pump 11, the left end of the air pump 11 is provided with a hard tube 12, the left end of the hard tube 12 passes through the mounting plate 1 and is communicated with the right side of the bottom of the cylinder body 2, the left side of the top of the supporting plate 6 is provided with a pig body fixing block 13, the right side of the bottom of the pig body fixing block 13 is rotatably provided with a tail rod 14, the top of the pig body fixing block 13 is provided with a pig head shell 15, a disc 16 is arranged between the front and rear hands of the pig body fixing block 13, the middle of the front side of the disc 16 is provided with an annular slide rail 17, the middle of the front side of the disc 16 is provided with a first motor 18, the first motor 18 is positioned in the annular slide rail 17, the front end of the first rotating shaft 21 penetrates through the second through hole 20, the front part of the left side of the first rotating shaft 21 is provided with a connecting rod 22, the connecting rod 22 is positioned in front of the circular plate 19, the annular slide rail 17 is provided with a first slide block 23 in a sliding mode, the right end of the first slide block 23 is rotatably connected with the left end of the connecting rod 22, the front end of the first slide block 23 is provided with a rotating box 24, and the front side of the rotating box 24 is provided with an elastic cushion 25.

Example 2

The novel rotary box comprises a first bearing seat 26, a second rotary shaft 27, a first gear 28, a second gear 29, a first rack 30, a second slide rail 31, a second slide block 32, a connecting plate 34, a second bearing seat 35, a screw rod 36, a nut 37, a flag 38, a third gear 39, a third slide rail 40 and a third slide block 41, wherein the first bearing seat 26 is symmetrically arranged at the front sides of the top and the inner bottom in the rotary box 24, the second rotary shaft 27 is arranged on the first bearing seat 26 at the upper side and the lower side, the first gear 28 and the second gear 29 are arranged on the second rotary shaft 27, the first gear 28 is positioned below the second gear 29, the first rack 30 is arranged in the middle of the rear side of the elastic pad 25, the first rack 30 is meshed with the first gear 28, the second slide rail 31 is arranged in the middle of the right wall in the rotary box 24, the second slide block 32 is slidably arranged on the second slide rail 31, the lower end of the second slide block 32 is connected with the middle of the top of the first rack 30, a third through hole, the upper portion of the inner rear wall of the rotating box 24 is provided with a connecting plate 34, the front side of the top of the connecting plate 34 is provided with a second bearing seat 35, the second bearing seat 35 is provided with a screw rod 36, the upper end of the screw rod 36 penetrates through a third through hole 33, the screw rod 36 is connected with a nut 37 in a threaded mode, the front end of the nut 37 is provided with a flag 38, the lower portion of the screw rod 36 is provided with a third gear 39, the third gear 39 is located below the nut 37, the third gear 39 is meshed with the second gear 29, the rear side of the top of the connecting plate 34 is provided with a third sliding rail 40, the top of the third sliding rail 40 penetrates through the third through hole 33, the third sliding rail 40 is provided with a third sliding block 41 in.

Example 3

The rotary box is characterized by further comprising a mounting seat 42, a spring 43, a switch 44, a second screen plate 45 and a sound 46, wherein the mounting seat 42 is arranged in the middle of the inner rear wall of the rotary box 24, the spring 43 is symmetrically arranged on the upper portion and the lower portion of the inner rear wall of the mounting seat 42, the switch 44 is arranged at the front end of the spring 43 on the upper side and the lower side, the switch 44 is located right behind the first rack 30, the second screen plate 45 is arranged on the rear side of the lower portion of the inner right wall of the rotary box 24 in an embedded mode, and the sound 46 is arranged on.

Example 4

The pig head comprises a frame 48, a fixed plate 50, a sector gear 51, a first swing rod 52, an ear shell 53, a second motor 54, a rotary disc 55, a second swing rod 56 and a second rack 57, wherein the right side of the top of the pig head shell 15 is provided with a fourth through hole 47, the frame 48 is arranged on the right side of the inner rear wall of the pig head shell 15, the middle of the bottom of the frame 48 is provided with a fifth through hole 49, the top parts of the left and right walls of the frame 48 are provided with the fixed plate 50, the front sides of the fixed plates 50 on the left and right sides are rotatably and symmetrically provided with the sector gear 51, the top parts of the sector gear 51 on the left and right sides are symmetrically provided with the first swing rod 52, the upper end of the first swing rod 52 passes through the fourth through hole 47, the upper end of the first swing rod 52 is provided with the ear shell 53, the lower part of the inner rear wall of the pig head shell 15 is provided with the second motor 54, the output shaft of the second motor 54 is provided with, the upper end of the second rack 57 passes through the fifth through hole 49 and is engaged with the sector gears 51 on both left and right sides.

Example 5

The pig head fixing block is characterized by further comprising a first fixed pulley 58, a second fixed pulley 60 and a pull rope 61, the first fixed pulley 58 is arranged on the upper portion of the right side of the frame body 48, a sixth through hole 59 is formed in the lower portion of the right side of the pig body fixing block 13, a seventh through hole 590 is formed in the right side of the bottom in the pig head shell 15, the sixth through hole 59 is communicated with the seventh through hole 590, the second fixed pulley 60 is arranged on the upper portion of the left wall and the lower portion of the inner right wall in the sixth through hole 59, the pull rope 61 is arranged on the lower portion of the right side of the right first swinging rod 52, the pull rope 61 winds around the first fixed pulley 58 and penetrates through the sixth through hole 59 and the seventh through hole 590, and the pull rope 61 winds around the second.

When people need to adjust the disc 16 upwards, people can start the air pump 11 to suck air, the air pump 11 sucks air and discharges the air into the cylinder body 2 through the hard tube 12, the air in the cylinder body 2 is increased to enable the piston 4 to drive the movable rod 5 to move upwards, the movable rod 5 moves upwards and drives the pig body fixing block 13 to move upwards through the support plate 6, the pig body fixing block 13 moves upwards to enable the disc 16 to move upwards, the first net plate 10 can prevent impurities from being sucked by the air pump 11, after the disc 16 moves upwards to a proper position, people can close the air pump 11, when people need to adjust the disc 16 downwards, people can manually open the valve 8, the air in the cylinder body 2 is discharged through the air outlet pipe 7, the piston 4 moves downwards to drive the movable rod 5 to move downwards, the movable rod 5 moves downwards and drives the pig body fixing block 13 to move downwards through the support plate 6, and the pig body fixing block 13 moves downwards to enable the disc 16 to move downwards, after disc 16 downwardly moving suitable position, people close valve 8 again can, thereby make people can adjust disc 16's height from top to bottom freely, make things convenient for not co-altitude children to throw the ball, when children need throw the ball, people can start first motor 18 and rotate, first motor 18 rotates and drives connecting rod 22 through first pivot 21 and rotates, connecting rod 22 rotates and drives first slider 23 and rotate, annular slide rail 17 can be guiding motion to first slider 23, first slider 23 rotates and drives rotatory case 24 and rotate, rotatory case 24 rotates and drives cushion 25 and rotate, then children can throw the ball, cushion 25 rotates the degree of difficulty that can increase the bowling, make children more interesting, when people need not throw the ball, people close first motor 18 again can.

When a child throws a ball into the elastic pad 25, the elastic pad 25 moves backwards to drive the first rack 30 to move backwards, the second slide rail 31 and the second slide block 32 can guide the first rack 30, the first rack 30 moves backwards to drive the second rotating shaft 27 to rotate forwards through the first gear 28, the second rotating shaft 27 rotates forwards to drive the second gear 29 to rotate forwards, the second gear 29 rotates forwards to drive the third gear 39 to rotate backwards, the third gear 39 rotates backwards to drive the lead screw 36 to rotate backwards, the lead screw 36 rotates backwards to drive the nut 37 to move upwards, the third slide rail 40 and the third slide block 41 can guide the nut 37, the nut 37 moves upwards to drive the flag 38 to move upwards, the flag 38 does not lie in the rotating box 24 after moving upwards to a proper position, the ball does not contact with the elastic pad 25 any more, the elastic pad 25 resets to drive the first rack 30 to move forwards, the first rack 30 moves forwards to drive the second rotating shaft 27 to rotate reversely through the first gear 28, the second rotating shaft 27 rotates reversely to drive the second gear 29 to rotate reversely, the second gear 29 rotates reversely to drive the third gear 39 to rotate in the positive direction, the third gear 39 rotates in the positive direction to drive the screw rod 36 to rotate in the positive direction, the screw rod 36 rotates in the positive direction to drive the nut 37 to move downwards, the nut 37 moves downwards to drive the flag 38 to move downwards, the flag 38 moves downwards to a proper position and then is positioned in the rotating box 24, therefore, the flag 38 can move upwards after a child throws a ball, and accordingly, the game can quickly make a corresponding reaction and increase interestingness.

When the child hits the elastic pad 25, the first rack 30 moves backwards to a proper position and then can be contacted with the switch 44, the switch 44 is electrically connected with the sound device 46, the sound device 46 starts and makes a sound, when the ball is not contacted with the elastic pad 25, the first rack 30 moves forwards and is not contacted with the switch 44, the sound device 46 is closed, the sound made by the sound device 46 can be better transmitted out through the second net plate 45, and the child can make a pleasant music after hitting a target.

People can start the second motor 54 to rotate, the second motor 54 rotates to drive the second swing rod 56 to swing up and down through the rotating disc 55, the second swing rod 56 swings up and down to drive the second rack 57 to move up and down, the second rack 57 moves up and down to drive the left and right sector gears 51 to rotate positively or negatively, the left and right sector gears 51 rotate positively or negatively to drive the left and right first swing rods 52 to move away or oppositely, the left and right first swing rods 52 move away or oppositely to drive the left and right ear shells 53 to move away or oppositely, the second motor 54 continuously rotates to enable the left and right ear shells 53 to continuously swing, when people do not need to swing the left and right ear shells 53, people can close the second motor 54 again, and accordingly the ear shells 53 can continuously swing to increase interestingness and enjoyment.

When the right first swing lever 52 swings left and right, the first swing lever 52 swings to drive the tail lever 14 to swing up and down continuously through the pull rope 61, the first fixed pulley 58 and the second fixed pulley 60 can guide the pull rope 61, and when the right first swing lever 52 does not swing left and right any more, the tail lever 14 stops swinging up and down, so that interestingness can be increased, and attention of children can be attracted.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A municipal square children ball throwing entertainment device is characterized by comprising a mounting plate, a cylinder body, a piston, a moving rod, a support plate, an air outlet pipe, a valve, a first screen plate, an air pump, a rigid pipe, a pig body fixing block, a tail rod, a pig head shell, a disc, an annular slide rail, a first motor, a circular plate, a first rotating shaft, a connecting rod, a first slider, a rotating box and an elastic cushion, wherein the cylinder body is arranged in the middle of the top of the mounting plate, a first through hole is formed in the middle of the top of the cylinder body, the piston is matched in the cylinder body, the moving rod is arranged in the middle of the top of the piston, the upper end of the moving rod penetrates through the first through hole, the support plate is arranged at the upper end of the moving rod, the air outlet pipe is arranged at the lower part of the left side of the cylinder body, the valve is arranged at the left part of the air outlet pipe, a groove is formed in, the left end of the hard tube penetrates through the mounting plate and is communicated with the right side of the bottom of the cylinder body, the left side of the top of the supporting plate is provided with a pig body fixing block, the right side of the bottom of the pig body fixing block is rotatably provided with a tail-shaped rod, the top of the pig body fixing block is provided with a pig head shell, a disc is arranged between the front side and the rear side of the pig body fixing block, the middle of the front side of the disc is provided with an annular slide rail, the middle of the front side of the disc is provided with a first motor, the first motor is positioned in the annular slide rail, the inner side of the annular slide rail is provided with a disc, the middle of the front side of the disc is provided with a second through hole, the second through hole is positioned in front of the first motor, the output shaft of the first motor is provided with a first rotating shaft, the front end of the first rotating shaft penetrates through the, the front side of the rotary box is provided with an elastic cushion; the device also comprises a first bearing seat, a second rotating shaft, a first gear, a second gear, a first rack, a second sliding rail, a second sliding block, a connecting plate, a second bearing seat, a screw rod, a nut, a flag, a third gear, a third sliding rail and a third sliding block, wherein the first bearing seat is symmetrically arranged at the front sides of the top and the inner bottom in the rotating box, the second rotating shaft is arranged on the first bearing seat at the upper part and the lower part, the first gear and the second gear are arranged on the second rotating shaft, the first gear is positioned below the second gear, the first rack is arranged in the middle of the rear side of the elastic pad, the first rack is meshed with the first gear, the second sliding rail is arranged in the middle of the right wall in the rotating box, the second sliding block is arranged on the second sliding rail in a sliding manner, the lower end of the second sliding block is connected with the middle of the top of the first rack, a third through hole is arranged at the rear side of the top of the rotating box, a screw rod is mounted on the second bearing seat, the upper end of the screw rod penetrates through a third through hole, a nut is connected to the screw rod in a threaded mode, a flag is arranged at the front end of the nut, a third gear is arranged at the lower portion of the screw rod and located below the nut, the third gear is meshed with the second gear, a third slide rail is arranged on the rear side of the top of the connecting plate, the top of the third slide rail penetrates through the third through hole, a third slide block is slidably arranged on the third slide rail, and the front end of the third slide block is connected with the rear end of the nut; the rotary box is characterized by also comprising a mounting seat, springs, switches, a second screen plate and a sound box, wherein the mounting seat is arranged in the middle of the rear wall in the rotary box; also comprises a frame body, a fixed plate, a sector gear and a first swinging rod, the pig head comprises an ear shell, a second motor, a rotary table, a second swing rod and a second rack, wherein a fourth through hole is formed in the right side of the top of the pig head shell, a frame body is arranged on the right side of the inner rear wall of the pig head shell, a fifth through hole is formed in the middle of the bottom of the frame body, fixing plates are arranged on the top of the left wall and the right wall of the frame body, sector gears are symmetrically arranged on the front sides of the fixing plates on the left side and the right side in a rotating mode, first swing rods are symmetrically arranged on the top of the sector gears on the left side and the right side in the rotating mode, the upper ends of the first swing rods penetrate through the fourth through hole, the ear shell is arranged on the upper end of the first swing rods, the second motor is arranged on the lower portion of the inner rear wall of the pig head shell, the rotary table is arranged on the output shaft of the second; still including first fixed pulley second fixed pulley and stay cord, framework right side upper portion is equipped with first fixed pulley, pig body fixed block right side lower part is opened there is the sixth through-hole, bottom right side is opened has the seventh through-hole in the pig head casing, sixth through-hole and seventh through-hole intercommunication, left wall upper portion and interior right wall lower part all are equipped with the second fixed pulley in the sixth through-hole, right-hand first swinging arms right side lower part is equipped with the stay cord, the stay cord is walked around first fixed pulley and is passed sixth through-hole and seventh through-hole, the stay cord is walked around the second fixed pulley of upper and lower both sides and is connected with tail shape pole top middle part top.