CN113082676B

CN113082676B - Automatic basketball serving device

Info

Publication number: CN113082676B
Application number: CN202110390098.6A
Authority: CN
Inventors: 王淼; 国洪雨; 朱玉龙; 任杰; 林上众; 张聪
Original assignee: Harbin Institute of Physical Education
Current assignee: Harbin Institute of Physical Education
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2022-01-28
Anticipated expiration: 2041-04-12
Also published as: CN113082676A

Abstract

The invention relates to the field of basketballs, in particular to an automatic serving device for a basketball. The utility model provides an automatic device of serving of basketball, includes seat spare, promotion portion and long piece, be provided with two long pieces in the promotion portion, two long piece sliding connection are on the seat spare, all overlap on every long piece and have compression spring, and compression spring is located between seat spare and the promotion portion. In aspects, the pushing portion is V-shaped in cross-section. In various aspects, the automatic basketball serving device further comprises a stopper, wherein the stopper is arranged at the end of the long piece and is positioned at one end far away from the pushing part. In a plurality of aspects, the automatic basketball serving device further comprises a shifting part and a motor I, the motor I is fixedly connected to the seat piece, the shifting part is fixedly connected to an output shaft of the motor I, and one of the blocking parts is shifted to move once when the shifting part rotates for one circle. In various aspects, the automatic basketball goal apparatus further includes a semi-circular pole to which the seat member is slidably attached.

Description

Automatic basketball serving device

Technical Field

The invention relates to the field of basketballs, in particular to an automatic serving device for a basketball.

Background

The utility model discloses tennis service equipment with adjustable service height, which is disclosed in patent No. 201822081195.3, and comprises a control mechanism, a main control board, a service mechanism and a service mechanism, wherein the service mechanism comprises a service wheel, a service motor and a service bucket, the service bucket is mounted on a supporting seat in a way of being capable of rotating up and down through a rotating shaft, and the rear part of the service bucket is connected with an angle adjusting mechanism; the angle adjusting mechanism comprises a connecting rod and an adjusting knob, the connecting rod is connected with the upper end of the rear part of the pitching bucket, and the adjusting knob is connected with the connecting rod to form an adjusting operation mechanism. The utility model can smoothly and rapidly send out tennis balls under the mutual matching of the ball feeding mechanism and the ball serving mechanism through the control of the control mechanism, and at the same time, at least two sets of ball serving mechanisms are arranged, so that the tennis ball can be exercised for at least two people at the same time; and through setting up angle adjustment mechanism, the angle of serve that rotatory adjust knob can change the service bucket to realize the regulation of service height, whole simple structure, convenient operation. However, this patent fails to eject the serve by the pusher.

Disclosure of Invention

In order to overcome the defects of the prior art, the disclosed embodiments provide an automatic basketball serving device, which can launch a basketball through a pushing part.

The utility model provides an automatic device of serving of basketball, includes seat spare, promotion portion and long piece, be provided with two long pieces in the promotion portion, two long piece sliding connection are on the seat spare, all overlap on every long piece and have compression spring, and compression spring is located between seat spare and the promotion portion.

In aspects, the pushing portion is V-shaped in cross-section.

In various aspects, the automatic basketball serving device further comprises a stopper, wherein the stopper is arranged at the end of the long piece and is positioned at one end far away from the pushing part.

In a plurality of aspects, the automatic basketball serving device further comprises a shifting part and a motor I, the motor I is fixedly connected to the seat piece, the shifting part is fixedly connected to an output shaft of the motor I, and one of the blocking parts is shifted to move once when the shifting part rotates for one circle.

In various aspects, the automatic basketball goal apparatus further includes a semi-circular pole to which the seat member is slidably attached.

In a plurality of aspects, the automatic basketball serving device further comprises a motor II and a friction wheel, the motor II is fixedly connected to the seat piece, the friction wheel is fixedly connected to an output shaft of the motor II, and the semi-circular rod and the friction wheel are in friction transmission.

In a plurality of aspects, the basketball automatic serving device further comprises circular rings, the distance between the two circular rings can be adjusted, and the pushing part is arranged between the two circular rings.

In a plurality of aspects, the automatic basketball serving device further comprises a transverse shaft, axial ribs and arm rods, wherein the axial ribs are arranged on the transverse shaft, the end parts of the two arm rods are connected to the transverse shaft in a sliding mode, and the end parts of the two arm rods are fixedly connected with circular rings.

In a plurality of aspects, the automatic basketball serving device further comprises a center pillar and an L-shaped part, wherein the center pillar is fixedly connected to the middle of the cross shaft, the other end of the center pillar is fixedly connected with the L-shaped part, and the semicircular rod is fixedly connected with the L-shaped part.

In various aspects, the pushing part is provided with anti-skid convex points for skid resistance.

Thus, according to some embodiments of the present disclosure.

The invention can launch the serve through the pushing part.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the disclosure.

The present disclosure may be more clearly understood from the following detailed description, taken with reference to the accompanying drawings, in which:

FIG. 1 is a first schematic structural view of a semicircular rod;

FIG. 2 is a second schematic structural view of a semicircular rod;

figure 3 illustrates an embodiment of the problem of securing a basketball to a basketball hoop when the two rings are brought closer together;

FIG. 4 illustrates one embodiment of the problem of securing a basketball to a basketball hoop when the two rings are moved toward each other;

FIG. 5 illustrates a second embodiment of the problem of securing a basketball to a basketball hoop when the two rings are moved toward each other;

FIG. 6 is a first schematic structural view of the seat member;

FIG. 7 is a second schematic structural view of the seat member;

FIG. 8 is a schematic diagram of the structure of the horizontal axis;

fig. 9 is a schematic view of the construction of the extension member;

fig. 10 is a schematic structural view of the cross frame.

In the figure: a seat member 101; a pushing portion 102; an elongated member 103; a toggle part 104; a motor I105; a flight 106; a motor II 107; a friction wheel 108;

a semi-circular rod 201;

a horizontal axis 301; an elongate rod 302; an axial rib 303; a center pillar 304; a slider 305; a support 306; an L-shaped piece 307; a circular ring 308; an arm 309;

a protruding member 401; a telescoping rod 402; gear I403; motor III 404; a slide bar 405;

a cross frame 501; a slider 502; an arc plate 503; a push rod 504; an elastic rod 505; gear II 506; an annular ridge 507; a slide shaft 508.

Detailed Description

Referring to fig. 6-7, for example, an embodiment of the present invention is shown that addresses the problem of completing the serve of a basketball.

Because two long pieces 103 set up on promotion portion 102, sliding connection has two long pieces 103 on seat piece 101, every long piece 103 all overlaps there is compression spring, be provided with compression spring between seat piece 101 and the promotion portion 102, and then the compression spring on two long pieces 103 gives promotion portion 102 elasticity, make promotion portion 102 be close to seat piece 101 earlier and carry out the power accumulation to two compression springs, then place the basketball in the front side of promotion portion 102, can pop out the basketball after loosening promotion portion 102, and then accomplish the service of basketball.

For example, referring to Figs. 6-7, an embodiment of the present invention is shown that addresses the problem of avoiding basketball disengagement from the push portion 102.

Since the cross section of the pushing part 102 is V-shaped, the V-shaped pushing part 102 prevents the basketball from being separated from the pushing part 102 when the basketball is pushed out, and the basketball stably finishes pushing out and serving in the middle of the pushing part 102.

Referring to fig. 6-7, for example, an embodiment of the present invention is shown that addresses the problem of preventing the two elongated members 103 from disengaging from the seat member 101.

Since the stopper 106 is provided at the end of the long member 103 and the stopper 106 is located at the end away from the pushing portion 102, the stopper 106 functions to prevent the two long members 103 from coming off the seat member 101.

Referring to fig. 6-7, for example, an embodiment of the present invention is shown that solves the problem of the toggle portion 104 toggling one of the stops 106 to move once per revolution.

Because motor I105 sets up on seat 101, toggle portion 104 sets up on motor I105's output shaft, and then toggle portion 104 rotates one of them stopper 106 of stirring once and moves, and then gives promotion portion 102 elasticity to the compression spring on two long pieces 103, then places the basketball in the front side of promotion portion 102, can pop out the basketball after loosening promotion portion 102, and then accomplish the service of basketball.

For example, referring to fig. 1-2, an embodiment of the present invention is shown that addresses the problem of accomplishing a goal of basketball in different directions.

Because the seat part 101 is connected to the semicircular rod 201 in a sliding manner, the seat part 101 can slide along the semicircular rod 201, the seat part 101 can slide along a semicircular arc-shaped track, and then the basketball can be pushed out in different directions along the semicircular arc-shaped track by the adjusting and pushing part 102, so that basketball serving in different directions can be completed.

For example, referring to FIGS. 1-2, an embodiment of the present invention is shown that addresses the problem of driving the seat member 101 to slide along the semi-circular rod 201.

Because motor II107 fixed connection is on seat spare 101, fixedly connected with friction pulley 108 on the output shaft on motor II107, and then motor II107 drives friction pulley 108 and can make friction drive with semicircle pole 201 when rotating friction pulley 108, and then drive seat spare 101 and slide along semicircle pole 201.

For example, referring to fig. 3 and 8, an embodiment of the present invention is shown that addresses the problem of clamping a basketball when two rings 308 are close together.

Because the pushing part 102 is located between the two circular rings 308, and the distance between the two circular rings 308 can be adjusted, the basketball can be clamped and fixed when the two circular rings 308 are close to each other, and then the basketball can be pushed out by popping up the pushing part 102.

For example, referring to fig. 3 and 8, an embodiment of the present invention is shown to solve the problem of two circular rings 308 being able to adjust the distance by sliding two arms 309 on a horizontal shaft 301.

Because the two rings 308 are respectively fixedly connected to the ends of the two arms 309 and the ends of the two arms 309 are respectively slidably connected to the transverse shaft 301, the two rings 308 can be adjusted in distance by sliding the two arms 309 on the transverse shaft 301, and the axial rib 303 is used for preventing the arms 309 from rotating on the transverse shaft 301.

For example, referring to fig. 3 and 8, an embodiment of the present invention is shown that solves the problem of the L-shaped member 307 acting as a connecting half-rod 201.

Since the center pillar 304 is fixedly connected to the middle of the lateral shaft 301 and the L-shaped member 307 is fixed to the outer end of the center pillar 304, the L-shaped member 307 functions to connect the half-round rods 201, thereby disposing the pushing part 102 between the two rings 308.

For example, referring to Figs. 6-7, an embodiment of the present invention is shown that addresses the problem of preventing basketball slippage.

The anti-slip convex points are arranged on the pushing part 102, so that the pushing part 102 can have the effect of preventing the basketball from slipping when the basketball is pushed out.

The basketball automatic serving device further comprises an equal-length rod 302 and a sliding piece 305, wherein the sliding piece 305 is connected to a middle column 304 in a sliding mode, a return spring is sleeved on the middle column 304 and located between the transverse shaft 301 and the sliding piece 305, the sliding piece 305 is hinged to two equal-length rods 302, and the other ends of the two equal-length rods 302 are hinged to two arm rods 309 respectively.

For example, referring to fig. 1-10, an embodiment of the present invention is shown that addresses the problem of clamping a basketball by moving two rings 308 closer together.

The return spring on the center post 304 always gives the slider 305 an outward force, so that the slider 305 always tends to move outward, and then the slider 305 drives the two arm rods 309 to approach each other through the two equal-length rods 302, and further drives the two circular rings 308 to approach each other to clamp the basketball.

The basketball automatic serving device further comprises a supporting piece 306, the left end and the right end of the transverse shaft 301 are respectively connected to the left end and the right end of the upper portion of the supporting piece 306 in a rotating mode, and a plurality of screw insertion holes are formed in the lower portion of the supporting piece 306.

For example, referring to FIGS. 1-10, there is shown an embodiment of the present invention that addresses the problem of changing the angle of launch.

The supporting member 306 plays a role in supporting the cross shaft 301, the cross shaft 301 can rotate on the supporting member 306 by taking the axis of the cross shaft 301 as a shaft to change the angle, so that the positions of the two circular rings 308 are changed, the position of a basketball is changed, the position of the pushing part 102 is also changed, the serving angle is changed, and the cross shaft 301 can be driven by the speed reduction motor.

The automatic basketball serving device further comprises a transverse frame 501, a sliding sheet 502, arc-shaped plates 503, push rods 504 and elastic rods 505, wherein the sliding sheet 502 is connected onto the transverse frame 501 in a sliding manner, the push rods 504 are fixedly connected to the upper end and the lower end of the sliding sheet 502, the arc-shaped plates 503 are hinged to the upper end and the lower end of one end of the transverse frame 501, the two push rods 504 are respectively propped against the two arc-shaped plates 503, the elastic rods 505 are fixedly connected to one end of the transverse frame 501, and the other end of each elastic rod 505 is fixedly connected onto the sliding sheet 502; the cross frames 501 are provided with two, and two arc-shaped plates 503 on each cross frame 501 are positioned at the inner circle position of the corresponding circular ring 308.

For example, referring to fig. 1-10, an embodiment of the present invention is shown that addresses the problem of having two arcuate plates 503 clamp one side of a basketball.

The elastic rod 505 gives elasticity to the sliding piece 502, so that the sliding piece 502 and the two pushing rods 504 move towards the two arc-shaped plates 503, the two pushing rods 504 respectively push against the two arc-shaped plates 503, the two arc-shaped plates 503 have a tendency to merge with each other, and then the two arc-shaped plates 503 clamp one side of the basketball.

The automatic basketball serving device further comprises an extension part 401 and sliding shafts 508, the outer sides of the two circular rings 308 are fixedly connected with the extension part 401, the outer end of each transverse frame 501 is fixedly connected with the sliding shaft 508, the two sliding shafts 508 are respectively connected to the outer portions of the two extension parts 401 in a sliding mode, and the sliding shafts 508 can rotate on the extension parts 401 by taking the axes of the sliding shafts as shafts.

For example, referring to fig. 1-10, an embodiment of the present invention is shown that solves the problem of pushing a basketball out by adjusting the pushing portion 102 to a proper position when four arc plates 503 are clamped on each side of the basketball.

At ordinary times, the two circular rings 308 are needed to clamp the basketball, when the basketball needs to be launched, the two crossbearers 501 slide close to each other on the extension piece 401 through the two sliding shafts 508, at this time, the two circular rings 308 are not in contact with the basketball any more, at this time, the four arc-shaped plates 503 are respectively clamped on two sides of the basketball, at this time, the basketball can be pushed out after the pushing part 102 is adjusted to a proper position, the launching of the basketball is completed, and the situation that the two circular rings 308 block the launching of the basketball is avoided; the basketball is clamped through the two circular rings 308, so that the basketball is stable and fixed, the basketball is conveniently launched through the four arc-shaped plates 503, and the basketball serving is completed.

The automatic basketball serving device further comprises a telescopic rod 402, a gear I403, a motor III404, a sliding rod 405, a gear II506 and annular ribs 507, the outer end of a sliding shaft 508 is fixedly connected with the gear II506, the two sides of the gear II506 are fixedly connected with the annular ribs 507, the extending piece 401 is slidably connected with the sliding rod 405, the end portion of the sliding rod 405 is fixedly connected with the motor III404, the gear I403 is fixedly connected to an output shaft of the motor III404, the gear I403 is in meshing transmission with the gear II506, the gear I403 is located between the two annular ribs 507, the extending piece 401 is fixedly connected with the telescopic rod 402, and the movable end of the telescopic rod 402 is fixedly connected to the end portion of the sliding rod 405.

For example, referring to fig. 1-10, an embodiment of the present invention is shown that addresses the problem of driving the four arcuate plates 503 to move and rotate.

The telescopic rod 402 drives the sliding rod 405, the motor III404 and the gear I403 to move when stretching, and then drives the sliding shaft 508 to slide on the extension part 401, so that the left and right positions of the four arc plates 503 are adjusted, the motor III404 drives the gear I403 to rotate, and then the driving gear II506 and the sliding shaft 508 rotate, at this time, the four arc plates 503 are driven to rotate, and the service direction is changed.

Claims

1. An automatic basketball serving device comprising a seat member (101), a pushing portion (102) and an elongated member (103), characterized in that: the pushing part (102) is provided with two long pieces (103), the two long pieces (103) are connected to the seat piece (101) in a sliding mode, each long piece (103) is sleeved with a compression spring, and the compression springs are located between the seat piece (101) and the pushing part (102);

the long piece (103) is provided with a stopper (106) at the end, and the stopper (106) is positioned at one end far away from the pushing part (102);

the base piece (101) is fixedly connected with the motor I (105), an output shaft of the motor I (105) is fixedly connected with the shifting part (104), and the shifting part (104) shifts one of the stoppers (106) to move once every circle of rotation;

the seat is characterized by also comprising a semi-circular rod (201), wherein the seat part (101) is connected to the semi-circular rod (201) in a sliding manner;

the electric bicycle is characterized by further comprising a motor II (107) and a friction wheel (108), the seat piece (101) is fixedly connected with the motor II (107), an output shaft of the motor II (107) is fixedly connected with the friction wheel (108), and the friction wheel (108) is in friction transmission with the semi-circular rod (201);

the device also comprises circular rings (308), the distance between the two circular rings (308) can be adjusted, and the pushing part (102) is positioned between the two circular rings (308);

the device is characterized by further comprising a transverse shaft (301), axial ribs (303) and arm rods (309), wherein the axial ribs (303) are arranged on the transverse shaft (301), the end parts of the two arm rods (309) are connected to the transverse shaft (301) in a sliding mode, and the two circular rings (308) are fixedly connected to the end parts of the two arm rods (309) respectively;

the middle part of the transverse shaft (301) is fixedly connected with the middle column (304), the other end of the middle column (304) is fixedly connected with the L-shaped part (307), and the semi-circular rod (201) is fixedly connected to the L-shaped part (307);

the basketball automatic serving device further comprises equal-length rods (302) and a sliding piece (305), wherein the sliding piece (305) is connected to a middle column (304) in a sliding mode, a return spring is sleeved on the middle column (304) and located between a transverse shaft (301) and the sliding piece (305), the sliding piece (305) is hinged to the two equal-length rods (302), and the other ends of the two equal-length rods (302) are hinged to two arm rods (309) respectively;

the basketball automatic serving device further comprises a supporting piece (306), the left end and the right end of the transverse shaft (301) are respectively and rotatably connected to the left end and the right end of the upper part of the supporting piece (306), and a plurality of screw insertion holes are formed in the lower part of the supporting piece (306);

the automatic basketball serving device further comprises a transverse frame (501), a sliding sheet (502), arc-shaped plates (503), push rods (504) and elastic rods (505), wherein the sliding sheet (502) is connected onto the transverse frame (501) in a sliding mode, the push rods (504) are fixedly connected to the upper end and the lower end of the sliding sheet (502), the arc-shaped plates (503) are hinged to the upper end and the lower end of one end of the transverse frame (501), the two push rods (504) are respectively abutted to the two arc-shaped plates (503), the elastic rods (505) are fixedly connected to one end of the transverse frame (501), and the other end of each elastic rod (505) is fixedly connected to the sliding sheet (502); two transverse frames (501) are arranged, and two arc-shaped plates (503) on each transverse frame (501) are positioned at the inner ring position of the corresponding circular ring (308);

the automatic basketball serving device further comprises extension pieces (401) and sliding shafts (508), the outer sides of the two circular rings (308) are fixedly connected with the extension pieces (401), the outer end of each transverse frame (501) is fixedly connected with the sliding shaft (508), the two sliding shafts (508) are respectively connected to the outer parts of the two extension pieces (401) in a sliding mode, and the sliding shafts (508) can rotate on the extension pieces (401) by taking the axes of the sliding shafts as shafts;

the automatic basketball serving device further comprises an expansion link (402), a gear I (403), a motor III (404), a sliding rod (405), a gear II (506) and annular ribs (507), the outer end of a sliding shaft (508) is fixedly connected with the gear II (506), the two sides of the gear II (506) are fixedly connected with the annular ribs (507), the extension piece (401) is slidably connected with the sliding rod (405), the end portion of the sliding rod (405) is fixedly connected with the motor III (404), the output shaft of the motor III (404) is fixedly connected with the gear I (403), the gear I (403) is meshed with the gear II (506) for transmission, the gear I (403) is located between the two annular ribs (507), the extension piece (401) is fixedly connected with the expansion link (402), and the movable end of the expansion link (402) is fixedly connected to the end portion of the sliding rod (405).

2. The automatic basketball serving apparatus as claimed in claim 1, wherein: the cross section of the pushing part (102) is V-shaped.

3. The automatic basketball serving apparatus as claimed in claim 2, wherein: the pushing part (102) is provided with anti-skid convex points.