CN111429642B - Double-color-ball lottery device for random lottery - Google Patents
Double-color-ball lottery device for random lottery Download PDFInfo
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- CN111429642B CN111429642B CN202010146351.9A CN202010146351A CN111429642B CN 111429642 B CN111429642 B CN 111429642B CN 202010146351 A CN202010146351 A CN 202010146351A CN 111429642 B CN111429642 B CN 111429642B
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C15/00—Generating random numbers; Lottery apparatus
- G07C15/001—Generating random numbers; Lottery apparatus with balls or the like
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Abstract
The present invention relates to a drawing device, and more particularly, to a double-color-ball drawing device for random drawing. The technical problem is how to design a double-color ball drawing device which can randomly draw out double-color balls, improves fairness and saves labor for randomly drawing and selecting the double-color balls. A double-color-ball drawing device for random drawing comprises a chassis, wherein a connecting frame is fixedly connected to the chassis, holes are symmetrically formed in one side of the connecting frame, and a circular rotary disc is arranged on one side of the connecting frame far away from the chassis. According to the invention, the double-color balls are poured into the arc-shaped cover, the motor is started to rotate reversely, so that the concave baffle plate can not block the double-color balls, the double-color balls fall into the cylinder and are driven to the front side to fall into the collecting frame, and the double-color balls are drawn out through the device, so that the fairness is improved, the phenomenon of cheating is avoided, and the labor is saved.
Description
Technical Field
The present invention relates to a drawing device, and more particularly, to a double-color-ball drawing device for random drawing.
Background
Double-color ball: balls of different colors are mostly used for playing games or other purposes.
At present, people all put double-colored ball in a box, and people's hand stretches into in the box again and grabs out double-colored ball and select, so, it is harder, and need continuous removal hand, more troublesome to people's hand is grabbed, makes people feel unfair easily, can have to make the mark on the double-colored ball, leads to the people only need grab the double-colored ball that has the mark can.
Therefore, a two-color ball drawing device capable of randomly drawing out two-color balls, improving fairness and saving labor is needed to solve the problems in the prior art.
Disclosure of Invention
In order to overcome the defect that the hands of people extend into the box body to grab out the bicolor balls for selection, which is laborious, and people feel unfair easily when grabbing the bicolor balls by the hands of people, the technical problem of the invention is as follows: the utility model provides a can take out double-colored ball at random, improve fairness, the more laborsaving double-colored ball lottery device of choosing for random of taking out is provided.
The technical implementation scheme of the invention is as follows: a drawing device for two-color balls for random drawing, comprising: the chassis, the rigid coupling has linking frame on the chassis, linking frame one side symmetrical formula division has the hole, circular carousel locates the linking frame one side of keeping away from the chassis, the drum embedded cross-under in circular carousel eccentric position, the support column is installed in the chassis one side of keeping away from linking frame, the support column tip rigid coupling of keeping away from the chassis has the support groove dish, the arc cover is installed in support groove dish one side circumference of keeping away from the chassis, the embedded lid of placing of arc cover one side of keeping away from the support groove dish, the lid with the cooperation of arc cover, the quantity of bearing frame is two at least, its symmetrical formula is installed in the chassis top one side that is close to linking frame, can hinge the two-way frame of two-color ball direction in between two bearing frames of keeping away from the chassis, collect the frame and install in the chassis one side that is close to the bearing frame both sides, its with two-way cooperation, the quantity of pin with two-way frame cooperation is two at least, the bearing seat is arranged between two bearing seats far away from the chassis; the driving mechanism is arranged between the connecting frame and one side of the chassis far away from the collecting frame, is fixedly connected with the circular turntable and is used for enabling the circular turntable to rotate to provide power; and the opening and closing mechanism is arranged on one side of the supporting groove disc far away from the base plate, and is also matched with the driving mechanism for enabling the bicolor balls to fall off.
Furthermore, the driving mechanism comprises a motor, a first rotating shaft, a first gear, a first driving wheel, a second rotating shaft, a second driving wheel and a belt, the first rotating shaft is arranged on one side of the chassis close to the linking frame, one end of the first rotating shaft is fixedly connected with the first driving wheel, the other end of the first rotating shaft is fixedly connected with the first gear matched with the opening and closing mechanism, the second rotating shaft is rotatably connected to the circle center position of one side of the linking frame far away from the chassis in a penetrating mode, the end portion, facing the supporting groove disc, of the second rotating shaft is fixedly connected with the circle center position of the circular rotating disc facing the chassis, the second driving wheel is arranged on one portion of the second rotating shaft close to the chassis, the belt is wound between the second rotating shaft and the first driving wheel, the motor is arranged on one side of the chassis close to the bearing seat, and the output shaft of the second rotating shaft is fixedly connected with the end portion, facing the chassis.
Further, the closing mechanism is including second gear, spill baffle, connecting block, disc, arc rack and elasticity rope, the quantity of spill baffle is six at least, its slidingtype place in keep away from support groove dish one side middle part on chassis, just spill baffle is mutually supported, the spill baffle one side rigid coupling of keeping away from the support groove dish has the connecting block, with placing in the support groove dish one side of keeping away from the chassis of connecting block sliding fit's disc rotary type, the spill baffle is located in the disc, arc rack install in the disc is close to one side of first gear, arc rack's wherein one end with be connected with the elasticity rope between the arc cover inner wall, with first gear and arc rack meshing's second gear rotary type install in support groove dish one side of being close to first pivot.
Furthermore, the bidirectional frame further comprises a torsion spring, and the torsion spring is connected to the hinged position of the bidirectional frame and the bearing seat.
The disc-shaped cover is characterized by further comprising an annular rack and stirring sheets, wherein the annular rack is arranged on one side of the inner wall of the arc-shaped cover close to the disc and meshed with the second gear, the number of the stirring sheets is at least four, and the stirring sheets are distributed on the inner wall of the annular rack at intervals.
Has the advantages that: according to the invention, the bicolor balls are poured into the arc-shaped cover, the motor is started to rotate reversely, so that the concave baffle plate can not block the bicolor balls, the bicolor balls fall into the cylinder and are driven to the front side to fall into the collecting frame, therefore, the bicolor balls are drawn out through the device, the fairness is improved, the phenomenon of cheating is avoided, the labor is saved, the bicolor balls can be stirred under the action of the stirring piece, the randomness of the bicolor balls is enhanced, and the fairness is further improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a schematic view of a first partial body structure according to the present invention.
FIG. 3 is a schematic view of a second partial body structure according to the present invention.
Fig. 4 is a perspective view of a third embodiment of the present invention.
FIG. 5 is a schematic view of part A of the present invention.
Fig. 6 is a perspective view of a fourth embodiment of the present invention.
Reference numerals: the device comprises a base plate 1, a connecting frame 2, a supporting column 3, a motor 4, a bearing seat 5, a stop lever 6, a torsion spring 601, a bidirectional frame 7, a collecting frame 8, a first rotating shaft 9, a first gear 10, a first driving wheel 11, a supporting groove disc 12, a second rotating shaft 13, a circular rotating disc 1301, a cylinder 1302, a second driving wheel 14, a belt 15, an arc-shaped cover 16, a cover 1601, a second gear 17, a concave baffle 18, a connecting block 19, a circular disc 20, an arc-shaped rack 21, an elastic rope 22, an annular rack 23 and a stirring sheet 24.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.
Example 1
Referring to fig. 1-6, a drawing device for randomly drawing bicolor balls comprises a chassis 1, a connecting frame 2, a supporting column 3, a driving mechanism, a bidirectional frame 7, a collecting frame 8, a supporting groove disc 12, a circular rotating disc 1301, a cylinder 1302, an arc cover 16, a cover 1601 and an opening and closing mechanism, wherein the front side of the top of the chassis 1 is fixedly connected with the connecting frame 2, the front side of the top of the connecting frame 2 is provided with a through hole for dropping the bicolor balls, the driving mechanism is arranged between the connecting frame 2 and the left side of the top of the chassis 1, the middle part of the rear side of the top of the chassis 1 is fixedly connected with the supporting column 3, the top of the supporting column 3 is fixedly connected with the supporting groove disc 12, the top of the supporting groove disc 12 is fixedly connected with the arc cover 16, the middle part of the top of the arc cover 16 is provided with the cover 1601 which is matched with the arc cover 16, the opening and closing mechanism is arranged in the supporting groove disc 12, the driving mechanism is matched with the circular rotating disc 1301, the top of the circular rotating disc is contacted with the bottom of the supporting groove disc 12, the bottom of the circular turntable 1301 is connected with a cylinder 1302 in an embedded mode at an eccentric position, the cylinder 1302 is matched with the circle center position of a supporting groove disc 12, a bearing seat 5 is fixedly connected to the front side of the top of the chassis 1 in a symmetrical mode, the bearing seat 5 is located in a connecting frame 2, a stop lever 6 is fixedly connected between the upper portions of the front sides of the bearing seats 5 on the left side and the right side and between the upper portions of the rear sides, a bidirectional frame 7 capable of guiding double-color balls is arranged between the upper portions of the bearing seats 5 on the left side and the right side, the bidirectional frame 7 is matched with the stop lever 6 and located right below a through hole of the connecting frame 2, a collecting frame 8 is symmetrically installed on the front side of the top of the chassis 1, and the collecting frame 8 is located on the left side and the right sides of the bearing seats 5.
The driving mechanism comprises a motor 4, a first rotating shaft 9, a first gear 10, a first driving wheel 11, a second rotating shaft 13, a second driving wheel 14 and a belt 15, the first rotating shaft 9 is rotatably connected to the left side of the top of the chassis 1, the first driving wheel 11 is fixedly connected to the bottom end of the first rotating shaft 9, the first gear 10 matched with the opening and closing mechanism is fixedly connected to the top end of the first rotating shaft 9 through a supporting fluted disc 12, the second rotating shaft 13 is rotatably connected to the circle center position of the connecting frame 2, the top end of the second rotating shaft 13 is fixedly connected to the circle center position of the bottom of the circular rotating disc 1301, the second driving wheel 14 is fixedly connected to the lower portion of the second rotating shaft 13, the belt 15 is wound between the second driving wheel 14 and the first driving wheel 11, the motor 4 is installed on the front side of the top of the chassis 1, the motor 4 is located on the rear side of the bearing seat 5, and the output shaft of the motor 4 is fixedly connected to the bottom end of the second rotating shaft 13.
The opening and closing mechanism comprises a second gear 17, concave baffles 18, connecting blocks 19, a disc 20, arc-shaped racks 21 and elastic ropes 22, the sliding type of the even interval of the centre of a circle position at the top of the supporting groove disc 12 is provided with the concave baffles 18, the concave baffles 18 are in mutual contact and match, the connecting blocks 19 are fixedly connected to the middle of the outer side of the top of the concave baffles 18, the disc 20 is connected to the top of the supporting groove disc 12 in a circumferential rotating mode, the connecting blocks 19 are in sliding fit with the disc 20, the arc-shaped racks 21 are fixedly connected to the left side of the outer side of the disc 20, the elastic ropes 22 are connected between the inner sides of the arc-shaped racks 21 and the inner wall of the arc-shaped cover 16, the second gear 17 is connected to the rotating type at the left side of the top of the supporting groove disc 12, and the second gear 17 is meshed with the first gear 10 and the arc-shaped racks 21.
Firstly, an operator pulls the cover 1601 to separate from the arc-shaped cover 16, then pours a proper amount of bicolor balls into the arc-shaped cover 16, closes the cover 1601, the bicolor balls contact with the opening and closing mechanism, starts the driving mechanism, the driving mechanism operates to drive the opening and closing mechanism to operate, meanwhile, the driving mechanism also drives the circular turntable 1301 to rotate, the circular turntable 1301 rotates to drive the cylinder 1302 to rotate, when the cylinder 1302 rotates to the right below the supporting grooved disc 12, the opening and closing mechanism enables the two bicolor balls to fall into the cylinder 1302, when the cylinder 1302 rotates to the front side, the bicolor balls in the cylinder 1302 fall into the bidirectional frame 7 through the through holes on the connecting frame 2, and further when the first bicolor ball falls into the bidirectional frame 7, the bicolor balls enable the bidirectional frame 7 to swing, the bicolor balls also fall into one of the collecting frame 8 to separate from the bidirectional frame 7, and the other bicolor balls fall into the other side of the bidirectional frame 7, so as to enable the bidirectional frame 7 to swing in the opposite direction, the second two-color ball also falls into the other collection frame 8. And the driving mechanism is closed, and the operator can take out the double-color balls in the collecting frames 8 at the two sides for viewing.
When a proper amount of bicolor balls are arranged in the arc-shaped cover 16, the motor 4 can be started to rotate reversely, the motor 4 drives the second rotating shaft 13 to rotate reversely, the second rotating shaft 13 drives the circular rotating disc 1301 to rotate reversely, the cylinder 1302 is also driven to rotate reversely, meanwhile, the second rotating shaft 13 also drives the second transmission wheel 14 to rotate reversely, the second transmission wheel 14 rotates reversely and drives the first transmission wheel 11 to rotate reversely through the belt 15, the first transmission wheel 11 rotates reversely and drives the first rotating shaft 9 to rotate reversely, the first rotating shaft 9 rotates reversely and drives the first gear 10 to rotate reversely, the first gear 10 rotates reversely and drives the opening and closing mechanism to operate, when the cylinder 1302 rotates to the position right below the circle center of the supporting groove disc 12, the opening and closing mechanism enables the two bicolor balls to fall into the cylinder 1302, and the cylinder 1302 drives the bicolor balls to rotate reversely and fall into the collecting frame 8. The motor 4 is closed, and the double-color ball in the collecting frame 8 can be taken out for viewing.
When the motor 4 starts, the first gear 10 rotates reversely to drive the second gear 17 to rotate forwardly, the second gear 17 rotates forwardly to drive the arc-shaped rack 21 to rotate forwardly, the elastic rope 22 is stretched, the arc-shaped rack 21 rotates forwardly to drive the disc 20 to rotate forwardly, the disc 20 rotates forwardly to drive the concave baffle 18 to rotate forwardly through the connecting block 19, the concave baffle 18 rotates forwardly to enable the inner end not to be contacted, the bicolor balls fall into the cylinder 1302 through the supporting groove disc 12, and then the bicolor balls fall into the collecting frame 8, the motor 4 can be closed, the arc-shaped rack 21 rotates forwardly to drive the disc 20 to rotate forwardly to reset, and the remaining bicolor balls are blocked by resetting the concave baffle 18.
Example 2
Referring to fig. 4, the present embodiment is different from embodiment 1 mainly in that the present embodiment further includes a torsion spring 601, and a hinge joint between the bidirectional frame 7 and the bearing seat 5 is provided with the torsion spring 601.
When the first bicolor ball falls to one side in the bidirectional frame 7, the bicolor ball drives the bidirectional frame 7 to swing, the torsion spring 601 is stretched, the second bicolor ball also falls to the other side of the bidirectional frame 7, when the first bicolor ball falls to the collection frame 8, the bidirectional frame 7 swings and resets due to the action of the torsion spring 601, the second bicolor ball drives the bidirectional frame 7 to swing to the opposite position, the second bicolor ball also falls to the other collection frame 8, and the bidirectional frame 7 swings and resets due to the action of the torsion spring 601. Therefore, the phenomenon that the bidirectional frame 7 cannot reset to influence the falling of the next batch of double-color balls can be avoided.
Referring to fig. 2, 3 and 5, the device further comprises an annular rack 23 and a stirring sheet 24, the annular rack 23 is rotatably connected to the lower side of the inner wall of the arc-shaped cover 16, the annular rack 23 is meshed with the second gear 17, and the stirring sheet 24 is uniformly connected to the inner side surface of the annular rack 23 at intervals.
When the bicolor balls are poured into the arc-shaped cover 16, the bicolor balls are contacted with the stirring piece 24, and further when the second gear 17 rotates, the second gear 17 also drives the annular rack 23 to rotate, the annular rack 23 rotates to drive the stirring piece 24 to rotate, and the stirring piece 24 rotates to drive the bicolor balls to rotate. When the second gear 17 stops rotating, the stirring piece 24 also stops rotating. Therefore, the randomness of the bicolor ball can be improved, and the fairness is indirectly improved.
The above-mentioned embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and therefore, all equivalent changes made by the contents of the claims of the present invention should be included in the claims of the present invention.
Claims (4)
1. A drawing device for a two-color ball for random drawing, comprising:
the chassis (1), the rigid coupling has linking frame (2) on chassis (1), linking frame (2) one side symmetrical formula open porosely, circular carousel (1301) locate link up frame (2) one side of keeping away from chassis (1), drum (1302) embedded cross-under in circular carousel (1301) eccentric position, support column (3) are installed in chassis (1) one side of keeping away from linking frame (2), support column (3) tip rigid coupling of keeping away from chassis (1) has support groove dish (12), arc cover (16) install in keep away from support groove dish (12) one side circumference of chassis (1), keep away from embedded lid (1601) of having placed in arc cover (16) one side of support groove dish (12), lid (1601) with arc cover (16) cooperation, the quantity of bearing frame (5) is two at least, its symmetrical formula install in chassis (1) top one side that is close to linking frame (2), the bidirectional frame (7) capable of guiding the bicolor balls is hinged between the two bearing seats (5) far away from the chassis (1), the collecting frame (8) is installed on one side of the chassis (1) close to the two sides of the bearing seats (5) and matched with the bidirectional frame (7), and at least two stop levers (6) matched with the bidirectional frame (7) are installed between the two bearing seats (5) far away from the chassis;
the driving mechanism is arranged between the connecting frame (2) and one side of the chassis (1) far away from the collecting frame (8), is fixedly connected with the circular turntable (1301), and is used for enabling the circular turntable (1301) to rotate to provide power;
the opening and closing mechanism is arranged on one side of the supporting groove disc (12) far away from the chassis (1), is matched with the driving mechanism and is used for enabling the bicolor balls to fall off;
the driving mechanism comprises a motor (4), a first rotating shaft (9), a first gear (10), a first driving wheel (11), a second rotating shaft (13), a second driving wheel (14) and a belt (15), wherein the first rotating shaft (9) is installed on one side of a chassis (1) close to a linking frame (2), one end of the first rotating shaft is fixedly connected with the first driving wheel (11), the other end of the first rotating shaft is fixedly connected with the first gear (10) matched with an opening and closing mechanism, the second rotating shaft (13) is rotatably connected to the circle center position of one side of the linking frame (2) far away from the chassis (1) in a penetrating mode, the end part of the second rotating shaft (14) facing a supporting groove disc (12) is fixedly connected with the circle center position of a circular rotating disc (1301) facing the chassis (1), the second driving wheel (14) is installed on one part of the second rotating shaft (13) close to the chassis (1), and the belt (15) is wound between the second rotating shaft and the first driving wheel (11), the motor (4) is arranged on one side of the chassis (1) close to the bearing seat (5), and an output shaft of the motor is fixedly connected with the end part of the second rotating shaft (13) facing the chassis (1).
2. The drawing machine for the two-color balls for the random drawing according to claim 1, wherein the opening and closing mechanism comprises a second gear (17), a concave baffle (18), a connecting block (19), a disk (20), an arc-shaped rack (21) and an elastic rope (22), the number of the concave baffles (18) is at least six, the concave baffles are slidably placed in the middle of one side of the supporting slot disk (12) far away from the chassis (1), the concave baffles (18) are mutually matched, the connecting block (19) is fixedly connected to one side of the concave baffle (18) far away from the supporting slot disk (12), the disk (20) slidably matched with the connecting block (19) is rotatably placed on one side of the supporting slot disk (12) far away from the chassis (1), the concave baffle (18) is positioned in the disk (20), the arc-shaped rack (21) is installed on one side of the disk (20) close to the first gear (10), wherein one end of the arc rack (21) with be connected with between the arc cover (16) inner wall elasticity rope (22), with the installation in the support fluted disc (12) one side that is close to first pivot (9) of first gear (10) and the second gear (17) rotary type of arc rack (21) meshing.
3. The drawing machine for drawing two-color balls at random according to claim 2, further comprising a torsion spring (601), wherein said torsion spring (601) is connected to the hinge of said bidirectional frame (7) and said bearing housing (5).
4. The drawing machine for drawing two-color balls for random drawing according to claim 3, further comprising a circular rack (23) and stirring pieces (24), wherein said circular rack (23) is installed at one side of the inner wall of the arc-shaped cover (16) adjacent to the disk (20) and engaged with said second gear (17), and the number of said stirring pieces (24) is at least four, and they are spaced apart from each other at the inner wall of said circular rack (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010146351.9A CN111429642B (en) | 2020-03-05 | 2020-03-05 | Double-color-ball lottery device for random lottery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010146351.9A CN111429642B (en) | 2020-03-05 | 2020-03-05 | Double-color-ball lottery device for random lottery |
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| Publication Number | Publication Date |
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| CN111429642A CN111429642A (en) | 2020-07-17 |
| CN111429642B true CN111429642B (en) | 2021-11-26 |
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| CN111429642A (en) | 2020-07-17 |
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Address after: 518000 297, Luohu commercial city, Jianshe Road, Luohu District, Shenzhen City, Guangdong Province Applicant after: Zhong Dingzhen Address before: 330009 room 508, unit 3, building 2, No. 69, Tuanjie Road, Chaoyang Zhou, Xihu District, Nanchang City, Jiangxi Province Applicant before: Zhong Dingzhen |
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Inventor after: Xu Xiaomin Inventor after: Zhong Dingzhen Inventor before: Zhong Dingzhen |
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