CN107080930B - Basketball stands - Google Patents

Abstract

A kind of basketball stands, can effectively solve that existing basketball stands are highly non-adjustable and indeflectible problem；The present invention includes support frame, backboard and basketry, backboard is fixed on support frame, basketry is fixed on backboard, circular casing is provided with below support frame, casing upper center is equipped with the rotary shaft that top is located on the outside of casing, and two support frames above casing are arranged with rotary shaft, and rotary shaft is followed successively by rotary shaft, rotating disk and the thin axle of rotation from top to bottom, revolving spindle goes out casing upper end and is fixedly connected with support frame, and composition support frame is rotated in casing and liftable structure；The oscilaltion and rotation of basketry are controlled by trampling pedal, the regulation of basketry height can be easily carried out, when a basketry is damaged, can be by stepping on pedal, drive basketry to rotate, so as to realize the replacement of basketry, do not interfere with the enjoyment played.

Description

Basketball stands

Technical field

The present invention relates to physical culture material technical field, more particularly, to a kind of adjustable basketball stands.

Background technology

Basketball stands are the necessary equipments of court, are placed in place both ends, and existing basketball stands include support frame, set Backboard on support frame top, the basketry being fixed on backboard, its basketry is highly designed by 3.05m, still, due to professional motion Member's fitness is higher, and technical merit is preferable, and for ordinary people, particularly for child, too high basketball stands cause basket Ball hardly enters basketry, is unfavorable for cultivating the interest that people play basketball.Simultaneously as during playing basketball, basketry is likely to Damage, people have to stop this motion, lose the interest of game.

The content of the invention

For the above situation, the defects of to overcome prior art, the present invention provides a kind of height adjustable, rotatable basketball Frame, it is simple in construction, can effectively solve that existing basketball stands are highly non-adjustable and indeflectible problem.

Its solve technical scheme be：The present invention includes support frame, backboard and basketry, and backboard is fixed on support frame, basket Basket is fixed on backboard, and circular casing is provided with below support frame, and casing upper center is equipped with top and is located on the outside of casing Rotary shaft, two support frames above casing are arranged with rotary shaft, and rotary shaft is followed successively by rotary shaft, rotation from top to bottom Rotating disk and the thin axle of rotation, revolving spindle go out casing upper end and are fixedly connected with support frame, and rotary shaft forms support frame and turned in casing Dynamic and liftable structure；

It is provided with casing and stirs bucket around what the thin axle of rotation rotated, stirring bucket includes staving, plug block and two slide blocks, blocks up Head block is fixed on the both ends of staving, and slide block is symmetrically fixed on the plug block of upside, and slide block runs through rotating disk, slide block It can be slided up and down along rotating disk and rotating disk can be driven to rotate, the helicla flute for having two semi-circumferences on staving, two helicla flutes are handed over Fork is arranged symmetrically on staving, and position corresponding with helicla flute is provided with slotted eye on plug block, and outer end insertion is fixed with casing Body is stirred in helicla flute, stirring body includes stirring fork, the fixation fork of arc and terminal pad, stirs fork and fixation fork is respectively provided with two It is individual, stir fork and two fixation forks for two and respectively symmetrically be arranged in terminal pad, rotate thin axle through bucket is stirred, rotate thin axle Lower end is connected with revolving support, and revolving support lower end is connected with piston rod, and piston-rod lower end is connected with cam, the cylindrical bag of cam Rubber layer is covered with, rubber layer is close to the lower surface of piston rod, forms cam rotation so as to drive the structure of rotary shaft oscilaltion, Closely it is fitted with and is fixed in casing and the axle of casing is stretched out in one end in cam, axle is divided into left camshaft and the right side through first clutch Camshaft, right camshaft are closely inserted into bent cam, and right connecting shaft is closely fitted with terminal pad, and right connecting shaft is connected with Two clutches, second clutch are connected with left connecting shaft, and left camshaft forms left convex through the belt wheel transmission mechanism left connecting shaft of connection Wheel shaft drives the structure that left connecting shaft rotates, and has pedal on the outside of casing, and pedal be hinged drive rod, drive rod side provided with The parallel rotating disk of drive rod, left camshaft are closely inserted into rotating disk through casing, and pedal connects and composes with rotating disk and tramples pin Pedal is rotated so as to drive the structure of left cam axle.

Preferably, support frame lower end is provided with the rotor plate of arc-shaped, has the disk being fixed on casing below rotor plate, Be connected with below rotor plate rotated on disk can height up and down pulley.

Preferably, pulley is connected with pulley yoke, and pulley is fixed on pulley yoke through pulley spindle, and pulley yoke slidably inserts In rotor plate, vertically direction is evenly equipped with multigroup hole on pulley yoke, has on rotor plate corresponding more with multigroup hole on pulley yoke Group fixing hole, steady pin is fitted with multigroup fixing hole corresponding to multigroup hole and rotor plate on pulley yoke.

Preferably, rotor plate is provided with hole, there is multiple holes corresponding with hole on rotor plate on casing, hole on rotor plate and On casing fixing axle is fitted with corresponding multiple holes.

Preferably, disk edge side is provided with drive pin, there is hole on drive rod, and drive pin is inserted in the hole of drive rod.

Preferably, the hole of drive rod is set to strip hole, and strip hole is shaped form in the dead-centre position that drive pin rotates.

Preferably, belt wheel transmission mechanism includes the first pulley being arranged on left camshaft, and first pulley is through belt transmission The second belt wheel being connected with left connecting shaft.

Preferably, ratchet is installed on left camshaft, is provided with check pawl on the outside of ratchet, check pawl is connected to through spring On casing.

The present invention controls the oscilaltion and rotation of basketry by trampling pedal, can easily carry out basketry height Regulation, when a basketry is damaged, basketry can be driven to rotate, so as to realize basketry by stepping on pedal Replace, do not interfere with the enjoyment played.

Brief description of the drawings

Fig. 1 rotates 90 ° of front view structure casing cut-away diagrams for the present invention.

Fig. 2 is A-A sectional views of the present invention.

Fig. 3 is that the present invention stirs a barrel front view.

Fig. 4 is that the present invention stirs barrel side view.

Fig. 5 is that the present invention stirs a barrel sectional view.

Fig. 6 is that the present invention stirs body front view.

Fig. 7 is rotary shaft schematic diagram of the present invention.

Fig. 8 is rotary shaft top view of the present invention.

Fig. 9 is I portions of the present invention enlarged partial sectional view.

Figure 10 is B portions of the present invention Partial enlarged side view.

Figure 11 be the present invention stir body stir bucket start rotate schematic diagram.

Figure 12 stirs body for the present invention and stirs bucket 90 ° of schematic diagrames of rotation.

Figure 13 stirs body for the present invention and stirs bucket 180 ° of schematic diagrames of rotation.

Figure 14 stirs body fixation for the present invention and stirs a barrel schematic diagram.

Figure 15 is that rotor plate of the present invention and casing fix schematic top plan view.

Figure 16 is that rotor plate of the present invention and casing fix main schematic diagram.

Embodiment

The embodiment of the present invention is described in further details below in conjunction with accompanying drawing 1-16.

Provided by Fig. 1-16, the present invention includes support frame 1, backboard 2 and basketry 3, and backboard 2 is fixed on support frame 1, basketry 3 are fixed on backboard 2, and the lower section of support frame 1 is provided with circular casing 5, and the upper center of casing 5 is equipped with top and is located at outside casing 5 The rotary shaft 7 of side, two support frames 1 above casing are arranged with rotary shaft 7, and rotary shaft 7 is followed successively by from top to bottom Rotary shaft 8, rotating disk 9 and the thin axle 10 of rotation, rotary shaft 8 are stretched out the upper end of casing 5 and are fixedly connected with support frame 1, and rotary shaft 7 is formed Support frame 1 is rotated in casing 5 and liftable structure, rotary shaft 8 stretch out casing 5, facilitates the company of support frame 1 and rotary shaft 7 Connect, while be not in the situation with the interference of casing 5 during rotation, the oscilaltion of support frame 1 and rotation drive basketry 3 Oscilaltion and rotation are realized, facilitates the regulation of the height of basketry 3 and the replacement of basketry 3.

It is provided with casing 5 and stirs bucket 15 around what the thin axle 10 of rotation rotated, stirring bucket 15 includes staving 16, plug block 17 and two Individual slide block 18, plug block 17 are fixed on the both ends of staving 16, and slide block 18 is symmetrically fixed on the plug block 17 of upside, is dialled Motion block 18 runs through rotating disk 9, and slide block 18 and rotating disk 9 can slide up and down, and have the spiral of two semi-circumferences on staving 16 Groove 19, two crossed-symmetricals of helicla flute 19 are arranged on staving 16, and the position of the corresponding helicla flute 19 of plug block 17 is provided with slotted eye 20, it is fixed with casing 5 in outer end insertion helicla flute 19 and stirs body 21, stirring body 21 includes stirring the fixation of fork 22, arc Fork 23 and terminal pad 24, stirs fork 22 and fixation fork 23 is respectively provided with two, and two are stirred fork 22 and two fixation forks 23 are right respectively Claim ground be arranged on terminal pad 24 on, stir body 21 rotate so as to drive stir fork 22 and fixation fork 23 rotate, in the process of rotation In, the slotted eye 20 that fork 22 first passes through the plug block 17 of downside is stirred, is inserted into the helicla flute 19 stirred on bucket 15, stirs fork 22 rotate, and stirring bucket 15 through the drive of helicla flute 19 rotates, and slide block 18 runs through rotating disk 9, drives rotary shaft 7 to rotate, stirs fork 22 out of helicla flute 19 when skidding off the slotted eye 20 by the plug block 17 of upside, and fixation fork 23 enters the groove of the plug block 17 of downside Hole 20, fixation fork 23 rotate in slotted eye 20, are fixed to stirring bucket 15, when fixation fork 23 is from the groove of the plug block 17 of upside When being skidded off in hole 20, the slotted eye 20 that fork 22 enters the plug block 17 of downside is stirred, completes to stir the semicircle once clockwise of bucket 15 Week rotates, and stirs body 21 and is rotated further, and stirs fork 22 and drives to stir bucket 15 and complete once semi-circumference counterclockwise and rotates, and rotation is thin Axle 10 rotates the thin lower end of axle 10 and is connected with revolving support 25 through bucket 15 is stirred, and ensures that rotary shaft 7 rotates using revolving support 25 The structure of lower section will not be had an impact, the lower end of revolving support 25 is connected with piston rod 26, and the lower end of piston rod 26 is connected with cam 27, the cylindrical of cam 27 is coated with rubber layer 28, and rubber layer 28 is close to the lower surface of piston rod, forms cam 27 and rotates so as to band The structure of the oscilaltion of turn moving axis 7, closely it is fitted with cam 27 and is fixed in casing 5 and the axle of casing, axle are stretched out in one end Divide through first clutch 31 and be closely inserted into cam 27 for left camshaft 32 and right camshaft 30, right camshaft 30, terminal pad Right connecting shaft 33 is closely fitted with 24, right connecting shaft 33 is connected with second clutch 34, and second clutch 34 is connected with left company Spindle 35, left camshaft 32 drive left connecting shaft 35 to rotate through belt wheel transmission mechanism, and the outside of casing 5 is fixed with pedal 11, pin Pedal 11 is hingedly fixed on casing 5 through bearing pin, and for pedal 11 using bearing pin as fulcrum circle swing, pedal 11 is hinged drive rod 12.Drive rod side is provided with the rotating disk 13 parallel with drive rod 12, and left camshaft 32 is closely inserted into rotating disk 13 after running through casing 5 Interior, pedal 11 and rotating disk 13, which connect and compose, to be trampled pedal 11 and rotates so as to drive the structure of left cam axle.Left cam Axle 32 is realized by belt wheel with left connecting shaft 35 and rotated, when needing basketry 3 to carry out upper-lower height regulation, second clutch 34 is in running order, and the connection between left connecting shaft 35 and right connecting shaft 33 disconnects, and stirs bucket 15 and no longer works, tramples foot-operated Plate 11 drives rotating disk 13 to rotate through drive rod 12, and rotating disk 13 rotates with moving cam 27, and cam 27 rotates control support frame and risen about 1 Drop, basketry 3 rise to appropriate location transfixion.When needing to change the direction of basketry 3, first clutch 31 is in work shape State, the connection between left camshaft 32 and right camshaft 30 are disconnected, and cam 27 is not rotated further by, and tramples pedal 11 through drive rod 12 Rotating disk 13 is driven to rotate, rotating disk 13 drives left connecting shaft 35 to rotate through left camshaft 32, and left connecting shaft 35 and right connecting shaft 33 pass through Second clutch 34 is rotated, and the circular-rotation of body 21 is stirred in drive, is stirred bucket 15 and is moved in a circle, after basketry 3 rotates 180 °, Stir bucket 15 to be locked through the position of fixation fork 23, complete the commutation of basketry 3.

For the stationarity of the power transmission of support frame 1, the lower end of support frame 1 is provided with the rotor plate 4 of arc-shaped, under rotor plate 4 There is a disk 6 being fixed on casing 5 side, the lower section of rotor plate 4 be connected with rotated on disk 6 can height up and down pulley 40.The oscilaltion of support frame 1 drives the oscilaltion of rotor plate 4, and rotor plate 4 is through pulley 40 by the weight transfer of support frame 1 to case On body, reduce left camshaft 32 and withstand forces.

In order to realize the adjustable of the upper-lower height of pulley 40, pulley 40 is connected with pulley yoke 41, and pulley 40 is fixed through pulley spindle On pulley yoke 41, pulley yoke 41 is slidably inserted into rotor plate 4, on pulley yoke 41 vertically direction be evenly equipped with it is multigroup Hole, there is multigroup fixing hole corresponding with multigroup hole on pulley yoke 41 on rotor plate 4, and multigroup hole and rotor plate 4 are right on pulley yoke 41 Steady pin 42 is fitted with the multigroup fixing hole answered.The oscilaltion of pulley yoke 41 drives the oscilaltion of rotor plate 4,4 liters of rotor plate When being down to position corresponding with the hole on pulley yoke 41, rotor plate 4 stops lifting, relative in both rotor plate 4 and pulley yoke 41 Steady pin 42 is inserted in the hole answered, rotor plate 4 is fixed, so as to realize that the height of pulley 40 is adjusted.

In order to prevent the double swerve of support frame 1, rotor plate 4 is provided with hole, has on casing 5 corresponding with hole on rotor plate 4 Multiple holes, fixing axle 43 is fitted with corresponding multiple holes on the hole and casing 5 on rotor plate 4.The height of support frame 1 and direction After adjusting, fixing axle 43 is inserted in hole corresponding to rotor plate and casing, prevents the phenomenon that support frame rocks.

In order to realize the connection of pedal 11 and rotating disk 13, the edge side of rotating disk 13 is provided with drive pin 14, on drive rod 12 There is hole, drive pin 14 is inserted in the hole of drive rod 12, and pedal 11 is hinged drive rod 12.Pedal 11 is stepped on, pedal 11 is justified Week is swung, and the circular motion of rotating disk 13 is driven through drive rod 12.

In order to eliminate the dead unit problem for trampling the appearance of pedal 11, the hole of drive rod 12 is set to strip hole, and strip hole is dead The position of point is shaped form.On the dead-centre position of drive pin 14, due to the inclined-plane and drive pin 14 of the strip hole of drive rod 12 Contact, eliminates dead unit problem of the drive pin 14 in strip hole, the incline direction of curved strip hole determines rotating disk 13 Direction of rotation, and it is kept fixed direction of rotation.

In order to realize the rotation of left camshaft 32 and left connecting shaft 35, first pulley 36 is installed on left camshaft 32, it is left The second belt wheel 37 is connected with connecting shaft 35, the belt wheel 37 of first pulley 36 and second is rotatablely connected through belt.V belt translation has knot Structure is simple, stable drive, can buffer absorbing, can in big distance between axles and more between centers passing powers, and it is cheap, be not required to moisten Slide, safeguard the features such as easy.

In order to ensure that cam 27 can only rotate along a direction, support frame 1 is not in unexpected sliding phenomenon, left convex Ratchet 38 is installed, the outside of ratchet 38 is provided with check pawl, and check pawl is connected on casing 5 through spring on wheel shaft 32.It is left convex Wheel shaft 32, which rotates, drives the rotation check pawl of ratchet 38 to be slided on the naked back of ratchet 38, when left camshaft 32 counterclockwise turns When dynamic, check pawl prevents ratchet 38 from rotating in an anti-clockwise direction, and the transfixion of ratchet 38, prevents support frame 1 from accident occur Sliding phenomenon.

For the present invention in use, when needing that the height of basketry 3 is adjusted, second clutch 34 is in running order, left Connection between connecting shaft 35 and right connecting shaft 33 disconnects, and stirs bucket 15 and no longer works, and tramples pedal 11, pedal 11 is through driving Lever 12 drives rotating disk 13 to rotate, and rotating disk 13 rotates with moving cam 27, and cam 27 rotates the control oscilaltion of rotary shaft 7, basketry 3 Appropriate location is risen to, rotor plate 4 and pulley yoke 41 are fixed by steady pin 42, by fixing axle 43 by rotor plate 4 It is fixed with casing, completes the oscilaltion of basketry 3, when needing to carry out 180 ° of commutations to basketry 3, at first clutch 31 Connection between working condition, left camshaft 32 and right camshaft 30 disconnects, and cam 27 is not rotated further by, tramples pedal 11 and pass through Drive rod 12 drives rotating disk 13 to rotate, and rotating disk 13 drives left connecting shaft 35 to rotate through left camshaft 32, left connecting shaft 35 and right company Spindle 33 is rotated through second clutch 34, and the circular-rotation of body 21 is stirred in drive, is stirred and is pitched the 22 plug blocks 17 for first passing through downside Slotted eye 20, it is inserted into the helicla flute 19 stirred on bucket 15, stirs fork 22 and rotate, driven through helicla flute 19 and stir 15 turns of bucket Dynamic, slide block 18 run through rotating disk 9, drives rotary shaft 7 to rotate, and stirs and pitches 22 plug by upside is skidded off out of helicla flute 19 During the slotted eye 20 of block 17, fixation fork 23 enters the slotted eye 20 of the plug block 17 of downside, and fixation fork 23 rotates in slotted eye 20, to dialling Dynamic bucket 15 is fixed, and when fixation fork 23 skids off from the slotted eye 20 of the plug block 17 of upside, stirs fork 22 and enters downside The slotted eye 20 of plug block 17, a semi-circumference for completing to stir bucket 15 rotate, and after basketry 3 rotates 180 °, stir bucket 15 through fixation Pitch 23 positions to be locked, rotor plate 4 is fixed with casing by fixing axle 43, complete the commutation of basketry 3.

The present invention controls the oscilaltion and rotation of basketry by trampling pedal, can easily carry out basketry height Regulation, when a basketry is damaged, basketry can be driven to rotate, so as to realize basketry by stepping on pedal Replace, do not interfere with the enjoyment played.

Claims (8)

1. basketball stands, including support frame（1）, backboard（2）And basketry（3）, backboard（2）It is fixed on support frame（1）On, basketry（3） It is fixed on backboard（2）On, it is characterised in that support frame（1）Lower section is provided with circular casing（5）, casing（5）Upper center is worn There is top to be located at casing（5）The rotary shaft in outside（7）, rotary shaft（7）On be arranged with two and be located at casing（5）The support of top Frame（1）, rotary shaft（7）Rotary shaft is followed successively by from top to bottom（8）, rotating disk（9）With the thin axle of rotation（10）, rotary shaft（8）Stretch out Casing（5）Upper end and support frame（1）It is fixedly connected, rotary shaft（7）Form support frame（1）In casing（5）Interior rotation and liftable Structure；

Casing（5）It is interior to be provided with around the thin axle of rotation（10）What is rotated stirs bucket（15）, stir bucket（15）Including staving（16）, plug block （17）With two slide blocks（18）, plug block（17）It is fixed on staving（16）Both ends, slide block（18）Symmetrically it is fixed on The plug block of side（17）On, slide block（18）Through rotating disk（9）, slide block（18）Can be along rotating disk（9）Slide up and down and can Drive rotating disk（9）Rotate, staving（16）On have the helicla flutes of two semi-circumferences（19）, two helicla flutes（19）Crossed-symmetrical cloth Put in staving（16）On, plug block（17）Upper and helicla flute（19）Corresponding position is provided with slotted eye（20）, casing（5）Interior fixation There is outer end to insert helicla flute（19）Interior stirs body（21）, stir body（21）Including stirring fork（22）, arc fixation fork（23） And terminal pad（24）, stir fork（22）And fixation fork（23）Two are respectively provided with, two are stirred fork（22）With two fixation forks（23） Respectively symmetrically it is arranged on terminal pad（24）On, rotate thin axle（10）Through stirring bucket（15）, rotate thin axle（10）Lower end connects There is revolving support（25）, revolving support（25）Lower end is connected with piston rod（26）, piston rod（26）Lower end is connected with cam（27）, Cam（27）Cylindrical be coated with rubber layer（28）, rubber layer（28）It is close to the lower surface of piston rod, forms cam（27）Rotate So as to drive rotary shaft（7）The structure of oscilaltion, cam（27）Interior close be fitted with is fixed on casing（5）Interior and one end is stretched out The axle of casing, axle is through first clutch（31）It is divided into left camshaft（32）With right camshaft（30）, right camshaft（30）It is close to insert Mounted in cam（27）It is interior, terminal pad（24）Inside closely it is fitted with right connecting shaft（33）, right connecting shaft（33）It is connected with the second clutch Device（34）, second clutch（34）It is connected with left connecting shaft（35）, left camshaft（32）Left connection is connected through belt wheel transmission mechanism Axle（35）Form left camshaft（32）Drive left connecting shaft（35）The structure of rotation, casing（5）There is pedal in outside（11）, ride Plate（11）Be hinged drive rod（12）, drive rod（12）Side is provided with and drive rod（12）Parallel rotating disk（13）, left camshaft （32）Through casing（5）Closely it is inserted into rotating disk（13）It is interior, pedal（11）With rotating disk（13）Connect and compose and trample pedal （11）Rotate so as to drive left camshaft（32）The structure of rotation.

2. basketball stands according to claim 1, it is characterised in that described support frame（1）Lower end is provided with arc-shaped Rotor plate（4）, rotor plate（4）Lower section is fixed on casing（5）On disk（6）, rotor plate（4）Lower section is connected with disk （6）Upper rotation can height up and down pulley（40）.

3. basketball stands according to claim 2, it is characterised in that described pulley（40）It is connected with pulley yoke（41）, it is sliding Wheel（40）Pulley yoke is fixed on through pulley spindle（41）On, pulley yoke（41）Slidably it is inserted into rotor plate（4）It is interior, pulley yoke （41）On vertically direction be evenly equipped with multigroup hole, rotor plate（4）On have and pulley yoke（41）Multigroup fixation corresponding to upper multigroup hole Hole, pulley yoke（41）Upper multigroup hole and rotor plate（4）Steady pin is fitted with corresponding multigroup fixing hole（42）.

4. basketball stands according to claim 2, it is characterised in that described rotor plate（4）It is provided with hole, casing（5）On Have and rotor plate（4）Multiple holes, rotor plate corresponding to upper hole（4）On hole and casing（5）It is fitted with multiple holes corresponding to upper Fixing axle（43）.

5. basketball stands according to claim 1, it is characterised in that described rotating disk（13）Edge side is provided with drive pin （14）, drive rod（12）On have hole, drive pin（14）Insert drive rod（12）Hole in.

6. basketball stands according to claim 1, it is characterised in that described drive rod（12）Hole be set to strip hole, it is long Bar hole is in drive pin（14）The dead-centre position of rotation is shaped form.

7. basketball stands according to claim 1, it is characterised in that described belt wheel transmission mechanism includes being arranged on left cam Axle（32）On first pulley（36）, first pulley（36）The second belt wheel in left connecting shaft is connected with through belt transmission （37）.

8. basketball stands according to claim 1, it is characterised in that described left camshaft（32）On ratchet is installed （38）, ratchet（38）Outside is provided with check pawl, and check pawl is connected to casing through spring（5）On.