Basketball goal counting assembly
Technical Field
The invention relates to the technical field of toy articles, in particular to a basketball goal counting device.
Background
When a child practices professional basketball shooting, the child's memory does not necessarily remember the number of goals, and the child repeatedly practices the goals to reach the standard, which causes muscle soreness. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The invention aims to provide a basketball goal counting device which can overcome the defects in the prior art.
The basketball goal counting device comprises a basket, sliding cavities which are bilaterally symmetrical and have upward openings are arranged in the basket, a translation device is arranged in each sliding cavity, a net is arranged on the outer side of the bottom end of each translation device, a display panel is arranged on the upper side end face of the sliding cavity at the left end, a transmission cavity communicated with the basket is arranged in each display panel, a supporting block is arranged in each transmission cavity, a connecting device controlled by the translation device is rotatably connected to each supporting block, a unit display device controlled by the connecting device and positioned at the upper end of each connecting device is arranged in each transmission cavity, a sliding rod is arranged on the inner wall of the rear end of each transmission cavity, each sliding rod is provided with a sliding rail which is communicated up and down, a roller frame is slidably connected to each sliding rail, a compression spring is connected between the rear end of each roller frame and the corresponding, the tens display device is controlled by the translation device and the units display device respectively; after the basketball passes through the net, the translation device is pulled to move towards the symmetrical center side, at the moment, the tens display device is pushed to move forwards, the connecting device rotates the units display device through mechanical transmission, each time the units display device works nine times, the units display device resets, the tens display device is pushed to work, and the rest is done in the same way, until the displayed number on the tens display device returns to zero, the goal is completed for one hundred times.
Beneficially, the translation device comprises a support which is in sliding connection with the inner wall of the bottom end of the sliding cavity, the support is rotatably connected with a fixed shaft, a take-up pulley is arranged on the fixed shaft, a torsion spring is connected between the take-up pulley and the support, a pull rope fixedly connected with the basket net is arranged on the take-up pulley, a tension spring is connected between the end, far away from the symmetric center, of the support and the inner wall, far away from the symmetric center, of the sliding cavity, a toothed plate is arranged at the upper end of the support, and a push block is arranged on the end face, on the upper; when a basketball passes through the net, the kinetic energy of the ball pulls the net and through the pull cord, causing the stand and the components connected thereto to move toward the center of symmetry.
Beneficially, the connecting device comprises a transmission shaft rotatably connected with the supporting block, a worm located at the rear end of the supporting block is arranged on the transmission shaft, a containing frame located at the front end of the supporting block is arranged on the transmission shaft, a telescopic cavity is arranged in the containing frame, a power shaft is rotatably connected to the inner wall of the front end of the telescopic cavity, a gear meshed with the toothed plate is arranged on the power shaft, a threaded disc located in the telescopic cavity is arranged on the power shaft, eight tooth root rods which are abutted against the toothed plate and distributed in an array are slidably connected to the inner wall of the telescopic cavity, and the tooth root rods are in threaded connection with the threaded disc; the tooth root rod can be used for telescopic sliding on the threaded disc, and the abutting relation with the toothed plate is selected, so that the unidirectional rotation of the structure is realized.
Beneficially, the unit display device comprises a driving shaft rotatably connected with the inner wall of the transmission cavity, a worm wheel connected with a worm spiral is arranged on the driving shaft, a main belt wheel located at the left end of the worm wheel is arranged on the driving shaft, a driven shaft located at the upper end of the driving shaft is rotatably connected in the transmission cavity, an observation hole is formed in the right wall of the transmission cavity, located on the rear side of the driven shaft and in the right side of the scale plate in a penetrating mode, an auxiliary belt wheel is arranged in the driven shaft, a belt is connected between the auxiliary belt wheel and the main belt wheel, an intermittent shifting wheel located at the right end of the auxiliary belt wheel is arranged on the driven shaft, the inner wall of the right end of the transmission cavity is slidably connected with the scale plate abutted to the; the intermittent dial wheel is used for shifting the scale plate to move upwards, and then the reading is observed through the observation hole.
Beneficially, the tens display device comprises a rotating shaft which is arranged in the transmission cavity and extends left and right, a rotating rod which is provided with a pin and can elastically recover is rotatably connected to the rotating shaft, the rotating rod is connected with the open slot in an abutting mode, the roller frame is rotatably connected with rotating shafts which are symmetrical up and down, chain wheels are arranged on the rotating shafts, a chain is connected between the chain wheels, a shifting wheel which abuts against the rotating rod is arranged on the rotating shaft at the lower end, an indicating disc which is located at the right end of the chain wheel is arranged on the rotating shaft at the upper end, and an abutting block which abuts against the push block is arranged in the lower end of the roller frame; the push block pushes the abutting block, so that the roller frame moves forwards, when the scale plate is separated from abutting with the intermittent shifting wheel, the scale plate freely moves downwards and pushes the rotating rod to rotate, and at the moment, the index is switched by the indicating disc through mechanical transmission.
The invention has the beneficial effects that: the falling kinetic energy of the ball starts the equipment and provides power, so that the mechanical counting structure starts to drive, the reading can be clearly read through the observation port, and the falling kinetic energy can automatically return to zero when the ball inlet number reaches one hundred, and the falling kinetic energy counting device is convenient to operate and simple in reading.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic diagram of an overall structure of a basketball goal counting assembly according to the present invention;
FIG. 2 is a schematic view of the structure "A-A" of FIG. 1;
FIG. 3 is a schematic structural view of "B-B" of FIG. 1;
FIG. 4 is a schematic view of the structure "C-C" of FIG. 3;
FIG. 5 is a schematic structural view of the connecting device of FIG. 3;
FIG. 6 is a schematic view of the structure "D-D" of FIG. 5.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The basketball goal counting device comprises a basket 12, a sliding cavity 15 which is bilaterally symmetrical and has an upward opening is arranged in the basket 12, a translation device 901 is arranged in the sliding cavity 15, a basket net 11 is arranged on the outer side of the bottom end of the translation device 901, a display panel 21 is arranged on the upper side end face of the sliding cavity 15 at the left end, a transmission cavity 22 which is communicated and connected with the basket 12 is arranged in the display panel 21, a supporting block 45 is arranged in the transmission cavity 22, a connecting device 902 controlled by the translation device 901 is rotatably connected to the supporting block 45, a unit display device 903 which is arranged at the upper end of the connecting device 902 and controlled by the connecting device 902 is arranged in the transmission cavity 22, a sliding rod 33 is arranged on the inner wall at the rear end of the transmission cavity 22, the sliding rod 33 is provided with a sliding rail 31 which penetrates up and down, a roller carrier 34 is slidably connected in the sliding rail 31, and a compression, a ten-position display device 904 is arranged on the roller frame 34, and the ten-position display device 904 is controlled by the translation device 901 and the one-position display device 903 respectively; after the basketball passes through the net 11, the translation device 901 is pulled to move towards the symmetrical center side, at this time, the tens display device 904 is pushed to move forwards, the connecting device 902 is used for rotating the units display device 903 through mechanical transmission, each time the units display device 903 works nine times, the units display device 903 resets, the tens display device 904 is pushed to work, and the like, until the displayed number on the tens display device 904 returns to zero, the complete goal is achieved for one hundred times.
Beneficially, the translation device 901 includes a bracket 18 slidably connected to the inner wall of the bottom end of the sliding cavity 15, the bracket 18 is rotatably connected to a fixed shaft 17, a take-up pulley 16 is disposed on the fixed shaft 17, a torsion spring 55 is connected between the take-up pulley 16 and the bracket 18, a pull rope 13 fixedly connected to the basket net 11 is disposed on the take-up pulley 16, an extension spring 14 is connected between the end of the bracket 18 away from the symmetric center and the inner wall of the sliding cavity 15 away from the symmetric center, a toothed plate 19 is disposed at the upper end of the bracket 18, and a push block 52 is disposed on the upper side end surface of the toothed plate 19 at the left end; when a basketball passes through the net 11, the kinetic energy of the ball pulls the net 11 through the cord 13, causing the brace 18 and the components connected thereto to move toward the center of symmetry.
Beneficially, the connecting device 902 includes a transmission shaft 46 rotatably connected to the supporting block 45, a worm 42 located at the rear end of the supporting block 45 is provided on the transmission shaft 46, a receiving frame 47 located at the front end of the supporting block 45 is provided on the transmission shaft 46, a telescopic cavity 54 is provided in the receiving frame 47, a power shaft 48 is rotatably connected to the inner wall of the front end of the telescopic cavity 54, a gear 49 engaged with the toothed plate 19 is provided on the power shaft 48, a threaded disc 40 located in the telescopic cavity 54 is provided on the power shaft 48, eight root rods 53 abutting against the toothed plate 19 and distributed in an array are slidably connected to the inner wall of the telescopic cavity 54, and the root rods 53 are in threaded connection with the threaded disc 40; the tooth root rod 53 is telescopically slidable on the threaded disc 40 to selectively engage the toothed plate 19 to effect unidirectional rotation of the structure.
Advantageously, said unit display means 903 comprise a drive shaft 44 rotatably connected to the inner wall of said transmission chamber 22, a worm wheel 50 connected with the worm 42 in a spiral way is arranged on the driving shaft 44, a main belt wheel 43 positioned at the left end of the worm wheel 50 is arranged on the driving shaft 44, a driven shaft 25 positioned at the upper end of the driving shaft 44 is rotatably connected in the transmission cavity 22, an observation hole 27 is formed in the right wall of the transmission cavity 22 and is positioned at the rear side of the driven shaft 25 and at the right side of the scale plate 26, a secondary belt wheel 24 is arranged in the driven shaft 25, a belt 51 is connected between the secondary belt wheel 24 and the primary belt wheel 43, an intermittent shifting wheel 23 positioned at the right end of the auxiliary belt wheel 24 is arranged on the driven shaft 25, a scale plate 26 abutted against the intermittent shifting wheel 23 is connected to the inner wall of the right end of the transmission cavity 22 in a sliding manner, and an open slot 41 is formed in the lower end of the scale plate 26; the intermittent dial wheel 23 is used for dialing the scale plate 26 to move upwards, and then the reading is observed through the observation hole 27.
Beneficially, the tens display device 904 includes a rotating shaft 38 disposed in the transmission cavity 22 and extending left and right, a rotating rod 39 with a pin and capable of elastically recovering is rotatably connected to the rotating shaft 38, the rotating rod 39 is connected to the open slot 41 in an abutting manner, a rotating shaft 35 which is symmetrical up and down is rotatably connected to the roller frame 34, a chain wheel 29 is disposed on the rotating shaft 35, a chain 30 is connected between the chain wheels 29, a dial wheel 36 abutting against the rotating rod 39 is disposed on the rotating shaft 35 at the lower end, an indicating plate 28 located at the right end of the chain wheel 29 is disposed on the rotating shaft 35 at the upper end, and an abutting block 37 abutting against the push block 52 is disposed in the lower end of the roller frame 34; the pushing block 52 pushes the abutting block 37, so that the roller frame 34 moves forward, and when the scale plate 26 is separated from abutting with the intermittent dial wheel 23, the scale plate 26 moves down freely and pushes the rotating rod 39 to rotate, and at the moment, the indicating disc 28 switches indexes through mechanical transmission.
During operation, the ball passes through the net 11 after entering, the net 11 is pulled to rotate by a small angle through the take-up pulley 16 pulled by the pull rope 13, the bracket 18 is pulled to move to the right, at the moment, the toothed plate 19 synchronously moves to the right, the abutting block 37 is pushed to move forwards through the push block 52 on the toothed plate 19, the toothed plate 19 rotates the gear 49 through the meshing transmission, the gear 49 rotates the threaded disc 40 through the power shaft 48, the threaded disc 40 moves the tooth root rod 53 outwards through the threaded transmission, the transmission shaft 46 is abutted and rotated between the toothed plate 19 and the worm 42, the worm 42 rotates the worm wheel 50 through the meshing transmission, the worm wheel 50 sequentially rotates the driving shaft 44, the main belt wheel 43, the belt 51, the auxiliary belt wheel 24 and the driven shaft 25 to rotate the intermittent shifting wheel 23, the scale plate 26 is pushed to move upwards through the abutting of the scale plate 26, reading is observed through the observation hole 27, and when the above working steps are repeated to the tenth time, the intermittent shifting wheel 23 is disengaged from, the scale plate 26 moves downwards freely, the rotating rod 39 is pushed to rotate, the dial wheel 36 enables the indicating disc 28 to rotate through the rotating shaft 35, the chain 30 and the chain wheel 29, the index is increased, and after one hundred balls enter, the index of the indicating disc 28 and the index of the scale plate 26 are both zero.
The invention has the beneficial effects that: the falling kinetic energy of the ball starts the equipment and provides power, so that the mechanical counting structure starts to drive, the reading can be clearly read through the observation port, and the falling kinetic energy can automatically return to zero when the ball inlet number reaches one hundred, and the falling kinetic energy counting device is convenient to operate and simple in reading.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.