CN112451939B

CN112451939B - Novel adjustable electric basketball stand

Info

Publication number: CN112451939B
Application number: CN202011197776.9A
Authority: CN
Inventors: 邱龙潜; 陈稠
Original assignee: Wenzhou University
Current assignee: Wenzhou University
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-09-28
Anticipated expiration: 2040-10-30
Also published as: CN112451939A

Abstract

The utility model provides a novel adjustable electronic basketball stands, includes the base, the cantilever, upright beam plate, the pull rod group, first telescopic link, the base is hollow structure, the incomplete gear of bottom fixed mounting of pull rod group, the first groove that passes through is seted up at the top of base, first groove internal rotation installation gear that passes through, the articulated articulate one end of eccentric department of gear, the one end of articulate other end articulated connecting rod is equipped with the cylinder liner in the base, the through-hole is seted up to the one end of cylinder liner, be equipped with sliding fit's piston with it in the cylinder liner, the other end and the piston of connecting rod are articulated. This device drives the gyro wheel shrink through basketball stands's folding, and the flexible of gyro wheel is realized at basketball stands's folding in-process, and this has just guaranteed that this device had both reduced the height of cantilever, also exactly the focus, and the gyro wheel was in the outer condition of base when having avoided basketball stands complete folding simultaneously, was favorable to saving the travel time of this device, and can avoid the work fixed to the gyro wheel.

Description

Novel adjustable electric basketball stand

Technical Field

The invention belongs to the field of basketball stands, and particularly relates to a novel adjustable electric basketball stand.

Background

Along with people's user demand to basketball stands improves gradually, a lot of electronic basketball stands have appeared in the market, it can highly adjust the backboard, change net that can be very convenient etc, but some training places, it can frequently remove basketball stands in order to satisfy the training demand, at present, it is the transport of four five people mostly, also have the basketball stand that has the removal wheel, but great to the fixed degree of difficulty that removes the wheel, it is in the ball stand bottom for a long time, with ground area of contact undersize, also lead to the ball stand crooked in the use easily.

Disclosure of Invention

The invention provides a novel adjustable electric basketball stand, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

a novel adjustable electric basketball stand comprises a base, a cantilever, a vertical beam plate, a pull rod group, a first telescopic rod, wherein the base is of a hollow structure, a residual gear is fixedly installed at the bottom of the pull rod group, a first through groove is formed in the top of the base, the gear is rotatably installed in the first through groove, the eccentric position of the gear is hinged with one end of a crank, the other end of the crank is hinged with one end of a connecting rod, a cylinder sleeve is arranged in the base, a through hole is formed in one end of the cylinder sleeve, a piston in sliding fit with the cylinder sleeve is arranged in the cylinder sleeve, the other end of the connecting rod is hinged with the piston, the connecting rod penetrates through the through hole, the periphery of the other end of the cylinder sleeve is fixedly connected with one end of at least four pipelines, the other end of each pipeline is fixedly connected with a second telescopic rod, supporting plates are fixedly installed at the movable ends of the second telescopic rods, rollers are installed on the bottom surfaces of the supporting plates through wheel carriers, first driving wheels are fixedly installed on rotating shafts of the rollers, and double driving wheels are arranged on the top surfaces of the supporting plates, the top surface of backup pad is respectively through wheel carrier installation third drive wheel, first drive wheel, the third drive wheel is connected through first drive belt with the double drive wheel that corresponds respectively, the equal coaxial arrangement turbine of third drive wheel, the top of backup pad is rotated the one end of connecting the worm respectively, the equal fixed mounting first bevel gear of the other end of worm, the worm all meshes with the turbine that corresponds, be equipped with four at least second bevel gears in the base, second bevel gear and first bevel gear one-to-one, the equal coaxial arrangement second drive wheel of second bevel gear, the second drive wheel passes through the second drive belt and connects, one of them second bevel gear is connected with power device, four at least second pass through the groove is seted up to the bottom surface of base, the gyro wheel can pass corresponding second respectively and pass through the groove.

According to the novel adjustable electric basketball stand, the power device is the motor, and the motor is connected with the power circuit.

As above a novel adjustable electric basketball stand, the bottom surface of the equal fixed connection roof in upper end of second telescopic link, the upper end of the bottom surface four corners difference fixed connection pillar of roof, the inner wall bottom surface of the equal fixed connection base of lower extreme of pillar, pillar evenly distributed pass through all around the groove in the second that corresponds.

As the novel adjustable electric basketball stand, the transmission ratio of the residual gear to the gear is 1: 12.

according to the novel adjustable electric basketball stand, the side guard plates are fixedly arranged on the front side and the rear side of the top surface of the base.

According to the novel adjustable electric basketball stand, the first telescopic rod is the electric push rod.

The invention has the advantages that: a parallelogram structure is formed between hinge points of the vertical beam plate and the pull rod group, when the first telescopic rod extends, the height of the cantilever is reduced, the vertical beam plate and the pull rod group swing rightwards, at the moment, the piston is positioned at the top of the cylinder sleeve, the crank and the connecting rod are positioned on the same straight line and are higher than the connecting rod, when the residual gear is meshed with the gear, the gear rotates anticlockwise, the piston is driven to move downwards through the crank and the connecting rod, hydraulic oil is filled below the piston and in the pipeline, and the cylinder sleeve is communicated with the second telescopic rod through the pipeline, so that the hydraulic oil in the cylinder sleeve flows into the second telescopic rod through the pipeline, the second telescopic rod extends, the supporting plate, the roller, the first driving wheel, the double driving wheel, the first driving belt, the turbine, the worm and the first bevel gear move downwards until the first bevel gear is meshed with the second bevel gear, at the moment, the roller passes through the second through groove, the base is supported to be separated from the ground, then the power device is started, the second bevel gear and the first bevel gear synchronously rotate under the driving of the second transmission belt, the first bevel gear drives the worm to rotate, the worm is meshed with the turbine to rotate, and the rollers can synchronously move in the same direction under the driving of the first transmission wheel, the double transmission wheels and the first transmission belt so as to move the device. This device drives the gyro wheel through the folding of basketball stands and contracts, and the flexible of gyro wheel is realized at the folding in-process of basketball stands, this has just guaranteed that this device had both reduced the height of cantilever, also be exactly the focus, the condition outside the base was in to the gyro wheel when having avoided basketball stands folding completely simultaneously, be favorable to saving the removal time of this device, and can avoid the work fixed to the gyro wheel, first bevel gear goes up and down along with the second telescopic link is flexible, thereby make first bevel gear can separate with the second bevel gear, make just can be driven by power device under the condition outside the second tongue is visited to the gyro wheel, the safety in utilization of this device has been improved, compare in other structures, can reduce the human input, simultaneously, regard as the necessary condition that this device removed with the high reduction of cantilever, in order to avoid moving the in-process and overturn.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; fig. 3 is a partial enlarged view of ii of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A novel adjustable electric basketball stand is shown in the figure and comprises a base 1, a cantilever 2, a vertical beam plate 3, a pull rod group 4 and a first telescopic rod 5, wherein the top surface of the base 1 is an inclined plane and is close to one side height of the backboard, the backboard and a basket are arranged at one end of the cantilever 2 far away from the base 1, the top of the vertical beam plate 3 and the top of the pull rod group 4 are hinged with the cantilever 2, the first telescopic rod 5 is respectively hinged with the vertical beam plate 3 and the pull rod 4, the bottom of the pull rod group 4 is hinged with the top of the base 1, the bottom of the first telescopic rod 5 is hinged with the top of the base 1, the base 1 is of a hollow structure, a residual gear 6 is fixedly arranged at the bottom of the pull rod group 4, the residual gear 6 rotates along with the rotation of the pull rod group 4, the rotation center of the residual gear 6 is a hinged point at the bottom of the pull rod group 4, a first through groove 7 is arranged at the top of the base 1, a gear 8 is rotatably arranged in the first through groove 7, and one end of a crank 9 is hinged at the eccentric position of the gear 8, the other end of the crank 9 is hinged with one end of a connecting rod 10, a cylinder sleeve 11 is arranged in the base 1, the cylinder sleeve 11 is fixedly arranged in the base 1 through a support and other structures, the cylinder sleeve 11 is vertically arranged, two ends of the cylinder sleeve 11 are sealed, a through hole 12 is formed in one end of the cylinder sleeve 11, a piston 13 in sliding fit with the cylinder sleeve 11 is arranged in the cylinder sleeve 11, the other end of the connecting rod 10 is hinged with the piston 13, the connecting rod 10 penetrates through the through hole 12, one end of at least four pipelines 14 is fixedly connected to the periphery of the other end of the cylinder sleeve 11, the other end of each pipeline 14 is fixedly connected with a second telescopic rod 15, the four second telescopic rods 15 are respectively positioned at one corner in the base 1, the second telescopic rods 15 are hydraulic cylinders, the second telescopic rods 15 are vertically arranged, supporting plates 16 are fixedly arranged at the movable ends of the second telescopic rods 15, idler wheels 17 are arranged on the bottom surfaces of the supporting plates 16 through wheel frames, and have locking functions, so that the idler wheels 17 can be conveniently stopped under the action of gravity when the moving process is short time, The device moves under the action of wind power and the like, first driving wheels 18 are fixedly arranged on rotating shafts of rollers 17, double driving wheels 19 are arranged on top surfaces of supporting plates 16, third driving wheels are arranged on top surfaces of the supporting plates 16 through wheel carriers respectively, the first driving wheels 18 and the third driving wheels are connected with the corresponding double driving wheels 19 through first driving belts 20 respectively, grooves for the first driving belts 20 to penetrate through are formed in the supporting plates 16, turbines 21 are coaxially arranged on the third driving wheels, one ends of worms 22 are rotatably connected above the supporting plates 16 respectively, a bearing block is selected as a specific rotary connection mode, the bearing block is fixedly arranged on the top surfaces of the supporting plates 16, first bevel gears 23 are fixedly arranged at the other ends of the worms 22, the worms 22 are meshed with the corresponding turbines 21, the spiral directions of the worms 22 on two sides are opposite, so as to ensure that the final four rollers 17 have the same rotation direction, at least four second bevel gears 24 are arranged in the base 1, the second bevel gears 24 correspond to the first bevel gears 23 one by one, second driving wheels 25 are coaxially arranged on the second bevel gears 24, the second driving wheels 25 are connected through second driving belts 26, one of the second bevel gears 24 is connected with a power device, at least four second through grooves 29 are formed in the bottom surface of the base 1, and the rollers 17 can respectively penetrate through the corresponding second through grooves 29. A parallelogram structure is formed between each hinged point of the vertical beam plate 3 and the pull rod group 4, when the first telescopic rod 5 is extended, the height of the cantilever 2 is reduced, the vertical beam plate 3 and the pull rod group 4 both swing rightwards, at the moment, the piston 13 is positioned at the top of the cylinder sleeve 11, the crank 9 and the connecting rod 10 are positioned on the same straight line, the crank 9 is higher than the connecting rod 10, when the residual gear 6 is meshed with the gear 8, the gear 8 rotates anticlockwise, the crank 9 and the connecting rod 10 drive the piston 13 to move downwards, the lower part of the piston 13 and the pipeline 14 are filled with hydraulic oil, and the cylinder sleeve 11 is communicated with the second telescopic rod 15 through the pipeline 14, so that the hydraulic oil in the cylinder sleeve 11 flows into the second telescopic rod 15 through the pipeline 14, the second telescopic rod 15 is extended, the supporting plate 16, the roller 17, the first driving wheel 18, the third driving wheel, the double driving wheel 19, the first driving belt 20, the turbine 21 and the worm 22, The first bevel gear 23 moves downwards until the first bevel gear 23 is meshed with the second bevel gear 24, at this time, the roller 17 passes through the second through groove 29, the base 1 is supported to be separated from the ground, then the power device is started, the second bevel gear 24 and the first bevel gear 23 rotate synchronously under the driving of the second transmission belt 26, the first bevel gear 23 drives the worm 22 to rotate, the worm 22 is meshed with the worm wheel 21 to rotate, and the roller 17 can synchronously move in the same direction through the driving of the first transmission wheel 18, the third transmission wheel, the double transmission wheel 19 and the first transmission belt 20, so that the device can move. The device drives the roller 17 to contract by folding the basketball stand, and the roller 17 is stretched and contracted in the folding process of the basketball stand, thereby ensuring that the device not only reduces the height of the cantilever 2, namely the gravity center, meanwhile, the condition that the roller 17 is positioned outside the base 1 when the basketball stand is completely folded is avoided, the moving time of the device is saved, and can avoid the work of fixing the roller 17, the first bevel gear 23 can lift along with the extension and contraction of the second telescopic rod 15, thereby enabling the first bevel gear 23 to be separated from the second bevel gear 24, enabling the roller 17 to be driven by the power device only when the roller extends out of the second through groove 29, improving the use safety of the device, reducing the manpower input compared with other structures, at the same time, lowering the height of the boom 2 is a necessary condition for the movement of the apparatus to avoid tipping over during the movement.

Specifically, as shown in fig. 1, the power device according to the present embodiment is a motor 27, and the motor 27 is connected to a power circuit. Motor 27 and the corresponding second bevel gear 24 share a center line, and the power supply is connected with the mains supply, so that compared with a built-in battery, the cost can be effectively reduced, and the installation difficulty and the failure rate can also be reduced.

Specifically, as shown in fig. 2, the upper ends of the second telescopic rods 15 in this embodiment are all fixedly connected to the bottom surface of the top plate 28, four corners of the bottom surface of the top plate 28 are respectively fixedly connected to the upper ends of the pillars 30, the lower ends of the pillars 30 are all fixedly connected to the bottom surface of the inner wall of the base 1, and the pillars 30 are uniformly distributed around the corresponding second through grooves 29. The structure can firmly fix the second telescopic rod 15 in the base 1, the four supporting columns 30 can also prevent the top plate 28 from being stressed unevenly, in addition, the supporting columns 30 are connected with the top plate 28 through the ribbed plates so as to further enhance the structural strength of the top plate 28, and meanwhile, the pipeline 14, the second bevel gear 24 and the like can penetrate through the two adjacent supporting columns 30 without generating adverse effects on the transmission of each structure.

Further, the transmission ratio of the residual gear 6 and the gear 8 in the embodiment is 1: 12. the sector included angle of the residual gear 6 is not less than 30 degrees, when the pull rod group 4 rotates clockwise by 45 degrees, the residual gear 6 is meshed with the gear 8, when the pull rod group 4 rotates clockwise by 60 degrees, the roller 17 extends out completely, when the pull rod group 4 rotates clockwise by 75 degrees, the roller 17 resets, at the moment, the residual gear 6 is still meshed with the gear 8, when the pull rod group 4 swings backwards, the roller 17 extends out and retracts again, and a user can adjust the placing position of the device.

Further, as shown in fig. 1, the front and rear sides of the top surface of the base 1 of the present embodiment are fixedly installed with the edge protection plate 31. Both sides of limit backplate 31 all adopt the chamfer structure to reduce the user and collide with injured probability with it, simultaneously, limit backplate 31 can be wrapped up the pin joint of pull rod group 4 and 5 bottoms of first telescopic link, has reduced the probability that the user's clothing rolled into the pin joint when promoting the aesthetic property.

Furthermore, the first telescopic rod 5 of the present embodiment is an electric push rod. Need not to lay the oil circuit, it is more convenient to install, and can avoid the oil leak to pollute the surface of this device.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a novel electronic basketball stands of adjustable, includes base (1), cantilever (2), found roof beam board (3), pull rod group (4), first telescopic link (5), its characterized in that: the base (1) is of a hollow structure, a residual gear (6) is fixedly installed at the bottom of a pull rod group (4), a first through groove (7) is formed in the top of the base (1), a gear (8) is rotatably installed in the first through groove (7), one end of a crank (9) is hinged to the eccentric position of the gear (8), the other end of the crank (9) is hinged to one end of a connecting rod (10), a cylinder sleeve (11) is arranged in the base (1), a through hole (12) is formed in one end of the cylinder sleeve (11), a piston (13) in sliding fit with the cylinder sleeve (11) is arranged in the cylinder sleeve (11), the other end of the connecting rod (10) is hinged to the piston (13), the connecting rod (10) penetrates through the through hole (12), one ends of at least four pipelines (14) are fixedly connected to the periphery of the other end of the cylinder sleeve (11), a second telescopic rod (15) is fixedly connected to the other ends of the pipelines (14), and a supporting plate (16) is fixedly installed at the movable end of the second telescopic rod (15), the bottom surface of the supporting plate (16) is provided with a roller (17) through a wheel carrier, the rotating shaft of the roller (17) is fixedly provided with a first driving wheel (18), the top surface of the supporting plate (16) is provided with double driving wheels (19), the top surface of the supporting plate (16) is provided with a third driving wheel through a wheel carrier, the first driving wheel (18) and the third driving wheel are respectively connected with the corresponding double driving wheels (19) through a first driving belt (20), the third driving wheels are coaxially provided with turbines (21), the upper part of the supporting plate (16) is respectively and rotatably connected with one end of a worm (22), the worm (22) is vertical to a second telescopic rod (15), the other end of the worm (22) is fixedly provided with a first bevel gear (23), the worm (22) is respectively meshed with the corresponding turbine (21), at least four second bevel gears (24) are arranged in the base (1), and the second bevel gears (24) correspond to the first bevel gears (23) one by one, the equal coaxial arrangement second drive wheel (25) of second bevel gear (24), second drive wheel (25) are connected through second drive belt (26), one of them second bevel gear (24) is connected with power device, at least four second pass through groove (29) are seted up to the bottom surface of base (1), gyro wheel (17) can pass corresponding second respectively and pass through groove (29), the equal fixed connection bottom surface of roof (28) in upper end of second telescopic link (15), the upper end of bottom surface four corners difference fixed connection pillar (30) of roof (28), the equal fixed connection inner wall bottom surface of base (1) of lower extreme of pillar (30).

2. The novel adjustable electric basketball stand as claimed in claim 1, wherein: the power device is a motor (27), and the motor (27) is connected with a power circuit.

3. The novel adjustable electric basketball stand as claimed in claim 1, wherein: the supporting columns (30) are uniformly distributed around the corresponding second through grooves (29).

4. The new adjustable electric basketball stand as claimed in claim 1, 2 or 3, wherein: the transmission ratio of the residual gear (6) to the gear (8) is 1: 12.

5. the novel adjustable electric basketball stand as claimed in claim 1, wherein: the front side and the rear side of the top surface of the base (1) are fixedly provided with edge guard plates (31).

6. The novel adjustable electric basketball stand as claimed in claim 1, wherein: the first telescopic rod (5) is an electric push rod.