CN210472991U - Ball collector for basketball training - Google Patents
Ball collector for basketball training Download PDFInfo
- Publication number
- CN210472991U CN210472991U CN201921170695.2U CN201921170695U CN210472991U CN 210472991 U CN210472991 U CN 210472991U CN 201921170695 U CN201921170695 U CN 201921170695U CN 210472991 U CN210472991 U CN 210472991U
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- ball
- ball collecting
- basketball
- rod
- collecting
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Abstract
A ball collector for basketball training belongs to the technical field of basketball training equipment, and solves the problems that the existing basketball training ball collector collects basketballs below a basket, and in order to ensure that the basketballs entering the basket and other angles are not thrown into the basket, a net for collecting the basketballs is wide and large in arrangement, so that the basketball throwing of a student is influenced, and the balls drilled at the angles cannot be collected; one end of the first ball collecting device is communicated with the ball collecting bin, a power device is arranged in the ball collecting bin, two sides of the ball collecting bin are fixedly connected with mounting plates, mounting threaded holes are machined in each group of mounting plates, and the mounting plates are connected with the ball basket through screws; the utility model is provided with a second ball collecting device; the basketball is processed in batches through the second ball collecting device, and the second ball collecting device and the first ball collecting device can collect all the basketball shot by the player.
Description
Technical Field
The utility model belongs to the technical field of the basketball training equipment, especially, relate to a basketball is ball collector for training.
Background
Basketball is now an important sport, and is one of the most popular sports items in modern sports education.
Present basketball training collection ball ware is collected the basketball below the basket, in order to guarantee that the basketball that will get into the basket and the basketball that other angles do not drop into the basket, the net that will collect the basketball sets up wide again big, not only influences the basketball shooting under student's the basket, and can't collect to the ball of angle cun boring.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects of the prior art, provides a ball collector for basketball training, and is provided with a second ball collecting device; the second ball collecting device can collect balls at other angles without entering the basketball, the handle is pushed to the collecting cylinder to be positioned at the upper end of the basketball, the vacuum pump absorbs partial air in the collecting cylinder to reduce the air in the collecting cylinder, the pressure difference enables the basketball to be sucked into the collecting cylinder, the electric telescopic rod extends to be in contact with the bottommost end of the basketball, the transmission motor drives the transmission lead screw to rotate, the lead screw nut drives the electric telescopic rod to move upwards, and simultaneously drives the basketball to move upwards, when the basketball moves to the topmost end of the transmission lead screw, the basketball falls from the collecting cylinder to the connecting cylinder and further falls into the collecting shell, the ball collecting of the basketball is realized, the manual waist bending is replaced, the second ball collecting device and the first ball collecting device can collect all the basketballs thrown by a player, and when only the second ball collecting device is prevented by adopting classification collection, the worker collects the basketballs thrown into the basketball by, waste time and energy, and only under the condition of the first ball collecting device, the basketball which is not put into the basket can not be collected.
The technical scheme of the utility model:
a ball collector for basketball training comprises a first ball collecting device, a ball collecting bin, a second ball collecting device and a connecting cylinder; one end of the first ball collecting device is communicated with a ball collecting bin, a power device is arranged in the ball collecting bin, two sides of the ball collecting bin are fixedly connected with mounting plates, mounting threaded holes are machined in each mounting plate, the mounting plates are connected with a ball basket through screws, a plurality of groups of self-locking universal wheels are arranged at the lower end of the ball collecting bin, and the ball collecting bin is also communicated with the second ball collecting device through a connecting cylinder;
the second ball collecting device comprises a collecting shell, a clamping spring and a collecting barrel; the lower extreme of collecting the casing is provided with a plurality of groups auto-lock universal wheels, the one end and the handle fixed connection of collecting the casing, it has the surge drum to inlay in the collection casing, the both sides processing of surge drum has the joint groove, and every group joint inslot is provided with the joint spring, and the expansion end and the joint piece fixed connection of two sets of joint springs are organized each be provided with flexible protective layer around the joint piece, the port and the baffle of surge drum are articulated.
Further, the first ball collecting device comprises a ball collecting barrel, a fixing ring and a fixing rod; the utility model discloses a basketball stand, including a basket, a ball collection section of thick bamboo, the setting of a ball collection section of thick bamboo is under the basket, the diameter of a ball collection section of thick bamboo is greater than the diameter of basketball, the one end and the solid fixed ring fixed connection of a ball collection section of thick bamboo, the other end and the ball collection storehouse intercommunication of a ball collection section of thick bamboo are articulated, gu the fixed ring welds with the one end of dead lever, ball collection storehouse and dead lever.
Furthermore, the adjusting rod comprises an expansion rod and a connecting rod; one end of the telescopic rod is sleeved inside the connecting rod, the other end of the telescopic rod is fixedly connected with the connecting end, one end of the telescopic rod is fixedly connected with the clamping block, a plurality of groups of threaded holes are machined in one end, corresponding to the connecting rod, of the telescopic rod, and a group of bolts penetrate through the threaded holes to be connected with the nuts in a threaded mode.
Further, the power device comprises a rotating motor, a transmission lead screw and a compression spring; one side in collection ball storehouse is provided with the rotating electrical machines, rotating electrical machines and first drive gear key-type connection, first drive gear meshes with second drive gear, screw nut has cup jointed in the second drive gear, drive screw's one end with screw nut threaded engagement, drive screw's the other end passes sleeve and push pedal fixed connection, the inboard one end fixed connection with compression spring of push pedal, compression spring's the other end and sleeve fixed connection, telescopic lower extreme passes through connecting rod fixed connection with collection ball storehouse.
The utility model has the advantages that:
1) the utility model is provided with a second ball collecting device; the ball of other angles that the second collection football shirt was put can not goal is collected, promote the handle to the collector cylinder be located the basketball upper end, the vacuum pump leads to the interior air reduction of collector cylinder with the partial air absorption of collector cylinder, the pressure differential inhales the collector cylinder with the basketball in, electric telescopic handle extension and the contact of basketball bottommost, it is rotatory that drive motor drives drive screw, it drives electric telescopic handle upward movement to make lead screw nut, drive basketball upward movement simultaneously, when moving to drive screw the top, the basketball drops a section of thick bamboo even from the collector cylinder, further drop in the collector cylinder, realize the collection ball of basketball, replace artifical stoop to collect the basketball.
2) The utility model is provided with a first ball collecting device; first ball collecting device can collect the basketball that falls into the basket, and back in the basketball entering basket through a ball collecting barrel, under self gravity, enters into ball collecting bin, collects respectively the basketball of two kinds of circumstances of shooting, and first ball collecting device can not lead to the fact the hindrance to the sportsman shooting.
3) The utility model is provided with a power device; the basketball of the first ball collecting device and the basketball of the second ball collecting device are directly sent out by the power device, the process that an attendant still needs to take the basketball from the ball collecting bin and then send the basketball to an athlete is omitted, manpower is saved, the main shaft of the rotating motor drives the first transmission gear and further drives the second transmission gear to rotate, the second transmission gear is sleeved with the lead screw nut and can drive the transmission lead screw to do linear motion far away from the sleeve, the motion of the transmission lead screw drives the motion of the push plate, the spring is compressed, when the transmission lead screw moves to be not in threaded engagement with the lead screw nut, the spring in a compressed state recovers to the original length, the push plate is pushed, under the action of the impact force of the push plate, the basketball is pushed out according to the angle of the ball collecting bin, and the athlete can practice.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural diagram of the adjusting lever of the present invention;
FIG. 3 is a cross-sectional view of a second ball collecting device of the present invention;
FIG. 4 is a schematic structural diagram of a power plant of the present invention;
fig. 5 is a cross-sectional view of a collection canister of the present invention.
In the figure: 1-a first ball collecting device; 2-ball collecting bin; 3-a second ball collecting device; 4-connecting the cylinder; 5-a power plant; 10-a fixture block; 11-a ball collecting cylinder; 12-a fixed ring; 13-a fixation rod; 14-adjusting the rod; 18-a telescopic rod; 19-a connecting rod; 31-a collection canister; 32-a vacuum pump; 33-an electric telescopic rod; 34-a drive screw; 35-lead screw nut; 36-a first drive gear; 37-a second transmission gear; 38-a drive motor; 39-connecting the cylinder; 51-a rotating electrical machine; 52-driving screw rod; 53-compression spring; 54-a first transfer gear; 55-a second transmission gear; 56-lead screw nut; 57-push plate.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings:
referring to fig. 1 to 5, a ball collector for basketball training disclosed in this embodiment includes a first ball collecting device 1, a ball collecting bin 2, a second ball collecting device 3, and a connecting tube 4; one end of the first ball collecting device 1 is communicated with a ball collecting bin 2, a power device 5 is arranged in the ball collecting bin 2, two sides of the ball collecting bin 2 are fixedly connected with mounting plates, mounting threaded holes are machined in each mounting plate, the mounting plates are connected with a ball basket through screws, a plurality of groups of self-locking universal wheels are arranged at the lower end of the ball collecting bin 2, and the ball collecting bin 2 is further communicated with a second ball collecting device 3 through a connecting cylinder 4; promote the utility model discloses, the roll of auto-lock universal wheel is taken the device to required position, the basketball directly drops when getting off through the basketball hoop, enter into ball collection storehouse 2 through first ball collection device 1, the basketball that will not enter into in the basketball basket through second ball collection device 3 is collected, collect after the end and collect the basketball to ball collection storehouse 2 through second ball collection device 3, because the basketball is when not being dropped into to the basket, there are a lot of uncertain routes, launch to the basketball court outside by the edge of basket even, current ball collector is simple under this kind of condition and ball collection under the basket can't be satisfied.
The second ball collecting device 3 comprises a collecting cylinder 31, a vacuum pump 32 and an electric telescopic rod 33; the side surface of the collecting barrel 31 is communicated with a vacuum pump 32, one side of the collecting barrel 31 is provided with a transmission lead screw 34, the transmission lead screw 34 is in threaded engagement with a lead screw nut 35, the bottom end of the lead screw nut 35 is fixedly connected with an electric telescopic rod 33, the transmission lead screw 34 is in key connection with a first transmission gear 36, the first transmission gear 36 is engaged with a second transmission gear 37, the second transmission gear 37 is in key connection with a transmission motor 38, the transmission motor 38 is fixedly connected with the collecting barrel 31, the collecting barrel 31 is communicated with a collecting shell through a connecting barrel 39, the diameter of the connecting barrel 39 is larger than the diameter of a basketball, the lower end of the collecting shell is fixedly connected with a plurality of groups of self-locking universal wheels, and one end of the collecting shell is provided; the storage battery fixedly connected with one side of the collecting shell supplies power to the second ball collecting device, the handle is pushed to move the collecting cylinder 31 to the position above the basketball, the vacuum pump 32 pumps out air in the collecting cylinder 31 to reduce the pressure above the basketball, the basketball is sucked into the collecting cylinder 31, the electric telescopic rod 33 extends to contact with the bottommost end of the basketball, the main shaft of the transmission motor 38 is in key connection with the second transmission gear 37 to drive the second transmission gear 37 to rotate, the second transmission gear 37 is in mesh connection with the first transmission gear 36 to drive the first transmission gear 36 to rotate, the first transmission gear 36 is in key connection with the transmission lead screw 34 to drive the transmission lead screw 34 to rotate, the lead screw nut 35 rises along the transmission lead screw 34 to drive the electric lifting rod to rise, the basketball enters the collecting shell through the connecting cylinder 39 from the collecting cylinder 31 to be collected, the basketball is collected, the main shaft of the transmission motor 38 rotates reversely, and the lead screw, the electric pole 33 is shortened in preparation for the next basketball collection.
Specifically, the first ball collecting device 1 comprises a ball collecting barrel 11, a fixing ring 12 and a fixing rod 13; the basketball collecting device comprises a basket, a ball collecting barrel 11, a fixing ring 12, a fixing rod 13 and a first adjusting rod 14, wherein the ball collecting barrel 11 is arranged right below the basket, the diameter of the ball collecting barrel 11 is larger than that of a basketball, one end of the ball collecting barrel 11 is fixedly connected with the fixing ring 12, the other end of the ball collecting barrel 11 is communicated with and hinged to the ball collecting bin 2, the fixing ring 12 is welded with the fixing rod 13, and the ball collecting bin 2 is fixedly connected with the fixing rod 13 through the; after the basketball enters into the basket, through a ball collecting barrel 11, because self gravity enters into ball collecting bin 2, the basketball entering into the basketball basket is collected, the time of the worker is saved, the worker can also adjust the length of fixing rod 13, the fixing rod 13 further adjusts the height of fixing ring 12 through being connected with fixing ring 12, and the ball collecting barrel 11 is made to adapt to basketball baskets with different heights.
Specifically, the adjusting rod 14 comprises a telescopic rod 18 and a connecting rod 19; one end of the telescopic rod 18 is sleeved inside the connecting rod 19, the other end of the telescopic rod 18 is fixedly connected with the connecting end 15, one end of the telescopic rod 18 is also fixedly connected with the fixture block 10, a plurality of groups of threaded holes are processed at one end of the telescopic rod 18 corresponding to the connecting rod 19, and a group of bolts penetrate through the group of threaded holes to be in threaded connection with nuts; pulling telescopic link 18, the maximum position of telescopic link 18 pulling is when the terminal surface contact of fixture block 10 and connecting rod 19, it is the maximum position that telescopic link 18 can be tensile, when tensile to required position, the bolt passes the screw hole of telescopic link 18 and connecting rod 19, carry out threaded fixation to telescopic link 18 and connecting rod 19 through nut and bolt threaded connection, the position of the ball section of thick bamboo 11 of collecting is confirmed through the height and the position of basketball ball basket, further can adjust the length of dead lever 13 through adjusting pole 14, in order to confirm the position of whole mounting panel, rethread screw is with mounting panel and ball frame fixed connection, and simultaneously, the device can reduce the focus of basketball ball basket through with basketball ball basket frame fixed connection, make basketball ball basket frame more stable.
Specifically, the power device 5 comprises a rotating motor 51, a transmission screw 52 and a compression spring 53; a rotating motor 51 is arranged on one side of the ball collecting bin 2, the rotating motor 51 is in key connection with a first transmission gear 54, the first transmission gear 54 is meshed with a second transmission gear 55, a lead screw nut 56 is sleeved in the second transmission gear 55, one end of a transmission lead screw 52 is in threaded meshing with the lead screw nut 56, the other end of the transmission lead screw 52 penetrates through a sleeve and is fixedly connected with a push plate 57, the inner side of the push plate 57 is fixedly connected with one end of a compression spring 53, the other end of the compression spring 53 is fixedly connected with the sleeve, and the lower end of the sleeve is fixedly connected with the ball collecting bin 2 through a connecting rod; the basketball shooting device comprises a driving rotating motor 51, a main shaft of the rotating motor 51 is connected with a first transmission gear 54 in a key mode to drive the first transmission gear 54 to rotate, the first transmission gear 54 is meshed with a second transmission gear 55 to drive a second transmission gear 55 to rotate, a lead screw nut 56 is sleeved in the second transmission gear 55 to drive a lead screw nut 56 to rotate, the transmission lead screw 52 is in threaded meshing with the lead screw nut 56 to drive the transmission lead screw 52 to do linear motion far away from a sleeve, the transmission lead screw 52 drives a push plate 57 to move, so that a spring is compressed, when the transmission lead screw 52 moves to be not in threaded meshing with the lead screw nut 56, the spring in a compressed state is restored to an original length, the push plate 57 is pushed, under the effect of impact force of the push plate 57, a basketball is pushed out according to the angle of a basketball collecting bin.
The working process of the device is as follows:
firstly, the utility model is pushed, the device is brought to a required position by the rolling of the self-locking universal wheel, the telescopic rod 18 is pulled, when the device is stretched to the required position, the bolt passes through the threaded holes of the telescopic rod 18 and the connecting rod 19, the telescopic rod 18 and the connecting rod 19 are in threaded fixation through the nut and the threaded connection of the bolt, the mounting plate is fixedly connected with the ball frame through the screw, when a basketball enters the basket, the basketball enters the ball collecting bin 2 through the ball collecting barrel 11, the basketball entering the basketball basket is collected, when the basketball which does not enter the basket is collected, the connecting barrel is pulled out from the collecting barrel 33, the handle is pushed, the collecting barrel 31 is moved to the upper part of the basketball, the vacuum pump 32 pumps out the air in the collecting barrel 31, the pressure above the basketball is reduced, the basketball is sucked into the collecting barrel 31, the electric telescopic rod 33 is extended to be contacted with the bottom end of the basketball, the main shaft of the transmission motor 38 is connected with the second transmission, the second transmission gear 37 is meshed with the first transmission gear 36 to drive the first transmission gear 36 to rotate, the first transmission gear 36 is connected with the transmission lead screw 34 in a key mode to drive the transmission lead screw 34 to rotate, the lead screw nut 35 rises along the transmission lead screw 34 to drive the electric lifting rod to rise, the electric lifting rod is gradually shortened to provide force for the basketball to the direction of the connecting cylinder 39, the basketball enters the collecting shell from the collecting cylinder 31 through the connecting cylinder 39 to be collected, the main shaft of the transmission motor 38 rotates reversely, the lead screw nut 35 descends along the transmission lead screw 34, the electric telescopic rod 33 is shortened to prepare for collecting the basketball on the next side, after a period of time, the port of the collecting shell is connected with the connecting cylinder 4, the basketball enters the ball collecting bin 2 due to the action of gravity, the rotating motor 51 is driven in the collecting process, the main shaft of the rotating motor 51 drives the first transmission gear 54 to rotate, the first transmission gear 54 is meshed with the second transmission gear 55 to drive the second transmission gear 55 to rotate, the lead screw nut 56 is sleeved in the second transmission gear 55 to drive the lead screw nut 56 to rotate, the transmission lead screw 52 is in threaded meshing with the lead screw nut 56 to drive the transmission lead screw 52 to do linear motion far away from the sleeve, the movement of the transmission lead screw 52 drives the push plate 57 to move, the spring is compressed, when the transmission lead screw 52 moves to be not in threaded meshing with the lead screw nut 56, the spring in the compressed state is restored to the original length, the push plate 57 is pushed, a basketball is pushed out according to the angle of the basketball collecting bin 2 under the action of impact force of the push plate 57, the goal of shooting practice of a player is achieved, meanwhile, the process that the training person needs to take the basketball from the basketball collecting bin and then transmit the basketball to the player at.
The utility model discloses the connection that mentions divide into fixed connection and dismantlement connection, fixed connection (for being undetachable connection) includes but not limited to conventional fixed connection modes such as hem connection, rivet connection, adhesive connection and welded connection, can dismantle the connection and include but not limited to conventional dismantlement modes such as threaded connection, buckle connection, pin joint and hinged joint, when not clearly prescribing a limit to concrete connection mode, acquiesces to always can find at least one kind of connected mode in current connected mode and can realize this function, and the technical staff in the field can select by oneself as required. For example: the fixed connection selects welding connection, and the detachable connection selects hinge connection.
The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of technicians in the field, which belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
The above embodiments are merely illustrative of the present patent and do not limit the scope of the patent, and those skilled in the art can make modifications to the parts thereof without departing from the spirit and scope of the patent.
Claims (4)
1. A ball collector for basketball training is characterized by comprising a first ball collecting device (1), a ball collecting bin (2), a second ball collecting device (3) and a connecting cylinder (4); one end of the first ball collecting device (1) is communicated with a ball collecting bin (2), a power device (5) is arranged in the ball collecting bin (2), two sides of the ball collecting bin (2) are fixedly connected with mounting plates, mounting threaded holes are processed in each mounting plate, the mounting plates are connected with a ball basket through screws, a plurality of groups of self-locking universal wheels are arranged at the lower end of the ball collecting bin (2), and the ball collecting bin (2) is also communicated with the second ball collecting device (3) through a connecting cylinder (4);
the second ball collecting device (3) comprises a collecting cylinder (31), a vacuum pump (32) and an electric telescopic rod (33); the side surface of the collecting cylinder (31) is communicated with a vacuum pump (32), one side of the collecting cylinder (31) is provided with a transmission screw rod (34), the transmission screw rod (34) is in threaded engagement with a screw rod nut (35), the bottom end of the screw rod nut (35) is fixedly connected with the electric telescopic rod (33), the transmission screw rod (34) is in key connection with a first transmission gear (36), the first transmission gear (36) is meshed with a second transmission gear (37), the second transmission gear (37) is in key connection with a transmission motor (38), the transmission motor (38) is fixedly connected with the collecting cylinder (31), the collecting cylinder (31) is communicated with the collecting shell through a connecting cylinder (39), the diameter of the connecting cylinder (39) is larger than that of a basketball, the lower end of the collecting shell is fixedly connected with a plurality of groups of self-locking universal wheels, and one end of the collecting shell is provided with a handle.
2. A ball collector for basketball training according to claim 1, characterized in that said first ball collecting device (1) comprises a ball collecting cylinder (11), a fixing ring (12) and a fixing rod (13); a ball collecting barrel (11) is arranged under a basket, the diameter of the ball collecting barrel (11) is larger than that of a basketball, one end of the ball collecting barrel (11) is fixedly connected with a fixing ring (12), the other end of the ball collecting barrel (11) is communicated and hinged with a ball collecting bin (2), the fixing ring (12) is welded with one end of a fixing rod (13), and the ball collecting bin (2) is fixedly connected with the fixing rod (13) through an adjusting rod (14).
3. A collector for basketball training according to claim 2, characterised in that said adjustment lever (14) comprises a telescopic rod (18) and a connecting rod (19); one end of the telescopic rod (18) is sleeved inside the connecting rod (19), the other end of the telescopic rod (18) is fixedly connected with the connecting end (15), one end of the telescopic rod (18) is fixedly connected with the clamping block (10), a plurality of groups of threaded holes are machined in the telescopic rod (18) and the end, corresponding to the connecting rod (19), and a group of bolts penetrates through a group of threaded holes to be connected with the nuts in a threaded mode.
4. A collector for basketball training according to claim 1, characterised in that said power means (5) comprise a rotary electric motor (51), a transmission screw (34, 52) and a compression spring (53); one side of ball storehouse (2) is provided with rotating electrical machines (51), rotating electrical machines (51) and first drive gear (36, 54) key-type connection, first drive gear (36, 54) and second drive gear (37, 55) meshing, screw nut (35, 65) have been cup jointed in second drive gear (37, 55), the one end of drive screw (34, 52) with screw nut (35, 56) thread engagement, the other end of drive screw (34, 52) passes sleeve and push pedal (57) fixed connection, the inboard one end fixed connection with compression spring (53) of push pedal (57), the other end and the sleeve fixed connection of compression spring (53), connecting rod fixed connection is passed through with ball storehouse (2) to telescopic lower extreme.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921170695.2U CN210472991U (en) | 2019-07-24 | 2019-07-24 | Ball collector for basketball training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921170695.2U CN210472991U (en) | 2019-07-24 | 2019-07-24 | Ball collector for basketball training |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210472991U true CN210472991U (en) | 2020-05-08 |
Family
ID=70532445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921170695.2U Expired - Fee Related CN210472991U (en) | 2019-07-24 | 2019-07-24 | Ball collector for basketball training |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210472991U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114177593A (en) * | 2021-12-23 | 2022-03-15 | 徐州工业职业技术学院 | A special basketball stands for basketball training |
| CN114949811A (en) * | 2022-04-25 | 2022-08-30 | 丽水学院 | Special training device for basketball pass |
-
2019
- 2019-07-24 CN CN201921170695.2U patent/CN210472991U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114177593A (en) * | 2021-12-23 | 2022-03-15 | 徐州工业职业技术学院 | A special basketball stands for basketball training |
| CN114949811A (en) * | 2022-04-25 | 2022-08-30 | 丽水学院 | Special training device for basketball pass |
| CN114949811B (en) * | 2022-04-25 | 2024-04-30 | 丽水学院 | Special trainer of basketball pass |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 Termination date: 20210724 |