CN106940154A - Removable dart board rotating device - Google Patents

Abstract

The invention provides a detachable dart board rotating device, which comprises a dart board and a positioning structure. The dartboard is provided with a first positioning module. The positioning structure can comprise a pivot and a second positioning module and is arranged on the surface of the positioning structure, the axis of the dart board is detachably pivoted on the pivot to rotate, and the first positioning module and the second positioning module are combined with each other to position the dart board. The present invention can make the dart board with less score area below the red heart, and the dart board can be used continuously, so that it can prolong the service life of dart board.

Description

Detachable dart board rotation device

technical field

The invention relates to a device for erecting a dart board, in particular to a detachable dart board rotation device which can increase the service life of a wooden dart board.

Background technique

The equipment for darts includes dart boards and dart boards. The dart boards can be divided into hard dart boards and soft dart boards according to the type of material. They can use darts corresponding to steel dart heads and plastic dart heads. If you use soft dart boards for For darts practice, the cost and wear rate of the equipment are low, and it is easy to combine with electronic products to form an electronic dart board, which has many advantages. However, in pursuit of pleasure and a more solid feel, many people still prefer to use hard dart boards.

The material of hard dart boards can be divided into wooden dart boards, hemp dart boards, paper dart boards or fiber dart boards. If you use hard wooden dart boards, the dart holes cannot be closed automatically like hemp dart boards after activities. The lifespan is limited by the number of times of use, and it cannot be used for a long time, which will increase the cost. It is inconvenient to replace a new dart board and have to reposition it.

In addition, when playing darts, users hope to hit the hearts on the dart board to get high scores. However, the path of shooting darts to the dart board will be parabolic due to its own weight. Even if it is aimed at the hearts, Most of the darts will still land in the scoring area below the hearts, rendering them unusable and having to be replaced.

In view of the foregoing, the inventor of the present invention has painstakingly researched, pondered and designed a dart board rotating device to improve the deficiencies of the prior art, and further enhance industrial implementation and utilization.

Contents of the invention

In view of the above-mentioned problems in the prior art, the object of the present invention is to propose a detachable dart board rotating device, which can be used to set up a wooden dart board and prolong its service life.

Based on the above purpose, the present invention provides a detachable dart board rotation device, which includes a dart board and a positioning structure. The dart board has a projecting surface and a back side, and the dart board may include a first positioning module, and the first positioning module is arranged on the back side of the dart board or on the outer periphery of the dart board. The positioning structure may include a pivot and a second positioning module. The back of the dart board is detachably arranged on the pivot to rotate the dart board. The first positioning module and the second positioning module can be combined to position the dart board.

Preferably, the first positioning module is a plurality of first magnets, and the second positioning module is a plurality of second magnets.

Preferably, the plurality of first magnets can be arranged on the dart board in a circle-like array based on the bull's-eye of the projection surface.

Preferably, the back of the dart board contains soft material to buffer the impact of the dart board on the positioning structure.

Preferably, the second positioning module includes a stepper motor to rotate the first positioning module.

Preferably, the second positioning module can be electrically connected to the control unit to control the rotation angle of the first positioning module.

Preferably, the first positioning module includes a gear, the second positioning module includes a lever, and the lever can engage with the gear.

Based on the above purpose, the present invention further provides a detachable dart board rotating device, which includes a dart board, a positioning structure and a box. The dart board has a projecting surface and a back side, and the dart board may include a first positioning module, and the first positioning module is arranged on the back side of the dart board or on the outer periphery of the dart board. The positioning structure may include a pivot and a second positioning module. The back of the dart board is detachably arranged on the pivot to rotate the dart board. The first positioning module and the second positioning module can be combined to position the dart board. The positioning structure and the dart board are arranged in the accommodating space of the box body, and the dart board is positioned at the opening of the box body so as to be exposed outside the box body.

Preferably, the contour of the opening of the case may conform to the surface contour of the dartboard.

Preferably, the first positioning module is a plurality of first magnets, and the second positioning module is a plurality of second magnets.

Preferably, the plurality of first magnets can be arranged on the dart board in a circle-like array based on the bull's-eye of the projection surface.

Preferably, the second positioning module includes a stepper motor to rotate the first positioning module.

Preferably, the second positioning module can be electrically connected to the control unit to control the rotation angle of the first positioning module.

Preferably, the first positioning module includes a gear, the second positioning module includes a lever, and the lever can engage with the gear.

In summary, according to the detachable dart board rotating device of the present invention, it can have one or more of the following advantages:

(1) The detachable dart board rotating device of the present invention is to set the dart board rotatably on the positioning structure. When there are too many dart holes in the scoring area below the red heart of the dart board to be unusable, the dart board can be rotated. The scoring area with fewer dart holes is located below the red heart, so that the dart board can continue to be used.

(2) The detachable dart board rotating device of the present invention is to change the structure of the fixed target in the prior art into a detachable combination of the axis of the target on the pivot, and use the corresponding positioning structure to add Fixing its position, the combination of the above structures can make the target easier to replace.

(3) The detachable dart board rotation device of the present invention can only be changed structurally to achieve the purpose of the present invention, so it can be directly improved from the existing dart board, and will not affect the use of optical automatic scoring dart board The function of the device to score darts.

In order to make the above-mentioned purpose, technical features and benefits after actual implementation more obvious and understandable, a preferred implementation example will be assisted in the corresponding accompanying drawings for a more detailed description below.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and comprehensible from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is an exploded view of components according to a first embodiment of the present invention;

Fig. 2 is a first cross-sectional schematic diagram according to a first embodiment of the present invention;

Fig. 3 is a second cross-sectional schematic diagram according to the first embodiment of the present invention;

Fig. 4 is an exploded view of components according to a second embodiment of the present invention;

Fig. 5 is an exploded view of components according to a third embodiment of the present invention;

Fig. 6 is a combined schematic diagram according to the third embodiment of the present invention.

reference sign

10: dart board;

11: The projection surface of the dart board;

12: the back of the dart board;

20: positioning structure;

21: pivot;

22: The surface of the positioning structure;

25: Groove;

26: soft bump;

30: first magnet;

31: second magnet;

40: gear;

41: transmission part;

42: lever;

50: control unit;

60: cabinet;

61: the opening of the box.

detailed description

A number of preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

Please refer to FIG. 1 and FIG. 2 together, which are an exploded view and a first cross-sectional view of the components of the first embodiment of the present invention. The figure shows a dart board rotating device, which may include a dart board 10 and a positioning structure 20 . The dart board rotation device of the present invention can be applied to an automatic scoring dart board device to score the darts on the dart board 10, wherein the automatic scoring dart board device may include multiple camera units and processing modules. The camera unit and the dartboard 10 are arranged on the same plane, and capture multiple images in intersecting directions. The processing module calculates the score value of the dart according to the dart landing position of the two images, and the above-mentioned automatic scoring dart board device can keep the camera unit and the dart board 10 after applying the dart board rotating device of the present invention. The dart board 10 can be rotated conveniently under the conditions of being arranged on the same plane and the relative distance between the camera unit and the dart board.

The dart board 10 of the present invention is made of solid wood, and the first positioning module can be arranged on the dart board 10. The first positioning module in this embodiment is a plurality of first magnets 30, and the plurality of first magnets 30 can be Based on the bull's-eye of the dartboard projection surface 11, the surrounding arrays are arranged and fixed on the dartboard 10.

The positioning structure 20 may include a pivot 21 and a second positioning module. In this embodiment, the second positioning module is a plurality of second magnets 31. The pivot 21 is arranged on the surface 22 of the positioning structure 20 and is connected to the dartboard 10. The axis of the back side (not shown in the figure) is pivotally connected so that the dart board 10 can rotate on the pivot 21, and a plurality of second magnets 31 are arranged on the surface 22 of the positioning structure 20, and its position can correspond to that of the plurality of first magnets. A magnet 30 is attached, so that the dart board 10 is positioned by magnetic force when it stops rotating.

Through the setting of the present invention above, the dartboard 10 can be rotatably arranged on the positioning structure 20. When the dart holes in the scoring area below the red center of the projection surface 11 of the dartboard 10 are too many to be used, the dartboard can be rotated. 10 make the less scoring area of dart hole be positioned at the below of red heart, make dart board 10 continue to use.

In addition, the axis of the back of the dart board 10 can also be detachably combined with the pivot 21 of the positioning structure 20. When the dart board 10 is combined with the positioning structure 20, the first positioning module and the second positioning module are used to position it Without rotation, there is no need to set an additional fixing structure on the dart board, thus simplifying the action of replacing the dart board. In detail, if the dart board 10 is set on the positioning structure 20 in the arrangement shown in FIG. A new target can be put into the body 60 without loosening the screws that fix the dart board on the upright surface, and without considering that the new target needs to be positioned during the process of locking the screws.

In this embodiment, the positioning structure 20 can be disposed in the accommodating space of the box body 60 , and the box body 60 has an opening 61 . The opening 61 of the box body 60 can be circular or polygonal, and the pivot 21 of the positioning structure 20 can be arranged inside the box body 60 and correspond to the position of the opening 61, so that the dartboard 10 can be exposed in the box after the assembly is completed. Outside the body 60, but not limited thereto, for example, a camera unit and a processing module can also be arranged in the accommodation space of the box body 60, so that the camera unit and the dart board 10 are arranged on the same plane, and the dart board 10 is exposed to the box body At the opening 61 of 60 , preferably, the position of the pivot 21 can be set corresponding to the geometric center position of the opening 61 .

In practice, the outline of the opening 61 of the box body 60 can conform to the outline of the dart board 10 , so that the user can better understand the range of the dart board 10 .

In practice, a plurality of first magnets 30 and a plurality of second magnets 31 can be arranged as shown in FIG. 60 on the positioning structure 20, and its arrangement is corresponding to the arrangement of the first magnets 30, so as to properly absorb a plurality of first magnets 30, thereby achieving the purpose of the present invention.

In addition, when using the dart board rotating device of the present invention to rotatably set the dart board 10 in the box 60 and expose it through the opening 61, the dart board rotating device of the present invention can make the projection surface 11 of the dart board 10 It is located on the same plane as the camera device of the automatic scoring dart board device, so that the automatic scoring dart board device can score the darts on the dart board 10, and this setting will not affect the detection of the automatic scoring dart board device method, while the camera unit and the dart board 10 can still be kept on the same plane and the relative distance between the camera unit and the dart board 10 can be kept when the dart board 10 is rotated, thereby avoiding the need for repairing the dart board 10 when rotating the dart board 10 The problem of correcting the relative positional relationship between the camera unit and the dart board 10 .

In practice, it can be designed that there is a gap between the first magnet 30 and the second magnet 31, so as to prevent the first magnet 30 from colliding with the second magnet 31 when the dart board 10 is impacted by an external force, resulting in magnetic degradation.

Please refer to FIG. 1 and FIG. 3 together. It is an exploded view and a second cross-sectional schematic view of the assembly according to the first embodiment of the present invention. The difference from the schematic diagram of the first cross-sectional view is that in this embodiment, a plurality of first magnets 30 is arranged on the back of the projection surface 11 of the dartboard 10, and a plurality of second magnets 31 are arranged on the same surface 22 as the pivot 21, thereby achieving the purpose of the present invention.

In addition, a groove 25 may be further included on the side wall of the positioning structure 20, the bottom of the groove 25 is located between the projection surface 11 of the dart board 10 and the surface 22 of the positioning structure 20, and the back side of the projection surface 11 of the dart board 10 is provided with a The soft bump 26 is brought into contact with the bottom of the groove 25 parallel to the surface 22 . Under this arrangement, the soft bump 26 can absorb the impulsive force produced when the dart hits the projecting surface 11, and can also avoid the magnetic force consumption of the first magnet 30 and the second magnet 31 caused by the impact, and the impact of the impulsive force on the pivot shaft. 21 resulting wear and tear.

In the above first embodiment, the positioning structure 20 and the magnets provided on the dart board 10 are used for positioning. In detail, basically 20 scoring areas are arranged on the dart board 10, so it can be used on the dart board 10. Twenty first magnets 30 are provided so that the unit angle of each rotation is 18 degrees (360 degrees divided by 20), and at least two second magnets 31 are provided on the positioning structure 20, and the pivot The angle between 21 and at least two second magnets 31 is an integer multiple of the unit angle, so that the first magnet 30 and the second magnet 31 can be positioned according to the scoring area, but the implementation is not limited to this, according to the present invention The spirit may further include a setting method in which the corresponding first magnet 30 and the second magnet 31 can be positioned after rotation according to the appearance of the scoring area.

In addition, according to the arrangement of the above twenty magnets, when the dart board needs to be replaced, most of the magnetic force can be released by only rotating 9 degrees, providing the user with no need for time-consuming or laborious disassembly. The locking unit of the dartboard on the upright plane also eliminates the need to worry about the positioning of the dartboard after reinstalling a new target.

In addition, since the dart board 10 is rotatably arranged on the positioning structure 20 in the present invention, it is impossible to score according to the scoring numbers on the original dart board 10. However, the scoring numbers can be designed to be set on the surface of the positioning structure 20 22, or arranged around the opening 61 of the box body 60 for scoring, this design can also reduce the volume of the dart board 10 and reduce the cost.

In the above embodiments, the hard solid solid wood dart board is taken as an example, but the material of the dart board in the present invention is not limited to this, and it can also be other hard dart boards, such as wooden dart boards, hemp dart boards, etc. Plates, paper dartboards, or soft dartboards, such as soft hole targets.

Please refer to FIG. 4 , which is an exploded view of components according to the second embodiment of the present invention. The figure shows a dart board rotating device, including a dart board 10 and a positioning structure 20 . The center of the dart board 10 is provided with a first positioning module, which is a gear 40 in this embodiment. The positioning structure 20 can include a pivot 21 and a second positioning module, which is a transmission member 41 in this embodiment, and the pivot 21 can pivot the axis of the dart board 10 on it so that the dart board 10 can rotate. When the disc 10 is disposed on the positioning structure 20, the gear 40 and the transmission member 41 can be engaged for positioning.

In practice, the transmission member 41 may include a stepping motor, a servo motor or a ratchet mechanism. In this way, the transmission member 41 controls the rotation angle of the gear 40 accordingly. When the scoring area below the red heart on the projection surface 11 of the dartboard 10 is unusable, the transmission member 41 can be driven to rotate the unusable scoring area to other angles. , That is to stop the transmission member 41 to fix the dart board 10, thus achieving the purpose of the present invention, but not limited thereto, for example, the transmission member 41 can also directly drive the first positioning module to rotate without using gear meshing.

In practice, the transmission member 41 can be electrically connected to the control unit 50, and the control unit 50 can control the gear 40 to rotate to a predetermined angle. The transmission member 41 can also be controlled so that the dart board 10 can only rotate in one direction, and the manual or manual operation can be performed accordingly. automation control.

In the second embodiment of the present invention, the settings as described in the first embodiment can also be provided, such as grooves on the positioning structure, or a soft material on the back of the dartboard 10, but there is no difference in implementation. This is the limit.

Please refer to FIG. 5 and FIG. 6 together, which are an exploded view and a combined schematic diagram of the components of the third embodiment. In this embodiment, the first positioning module is arranged on the axis of the back side 12 of the dartboard 10, and its structure is The groove includes a gear 40 on its side wall. The second positioning module is arranged on the positioning structure 20 and includes a lever 42. When the dart board 10 is pivotally connected to the positioning structure 20, the lever 42 of the positioning structure 20 will engage with the gear. 40. At this time, the dart board 10 can rotate in one direction when the user applies force. When the force is stopped and the lever 42 is engaged with the groove of the gear 40, the dart board 10 stops rotating and is positioned to achieve the present invention. The purpose of positioning the dartboard 10.

The above descriptions are illustrative only, not restrictive. Any equivalent modification or change made without departing from the spirit and scope of the present invention shall be included in the protection scope of the appended claims.

Claims (14)

1. a kind of removable boomerang disk tumbler, it is characterised in that include：

Boomerang disk, with projection surface and the back side, the boomerang disk includes the first locating module, and first locating module is arranged at the back side of the boomerang disk or is arranged on the outer peripheral edge of the boomerang disk；And

Location structure, comprising pivot and the second locating module, the back side of the boomerang disk is removable to be arranged on the pivot so that the boomerang disc spins, first locating module and second locating module to the boomerang disk with reference to position.

2. removable boomerang disk tumbler according to claim 1, it is characterised in that first locating module is multiple first magnet, second locating module is multiple second magnet.

3. removable boomerang disk tumbler according to claim 2, it is characterised in that multiple first magnet are arranged on the boomerang disk according to the array of circulating type on the basis of the target center of the projection surface of the boomerang disk.

4. removable boomerang disk tumbler according to claim 1, it is characterised in that impulse force is produced to the location structure to buffer the boomerang disk comprising soft materials on the back side of the boomerang disk.

5. removable boomerang disk tumbler according to claim 1, it is characterised in that second locating module includes stepper motor to rotate first locating module.

6. removable boomerang disk tumbler according to claim 5, it is characterised in that second locating module is electrically connected with control unit, to control the anglec of rotation of first locating module.

7. removable boomerang disk tumbler according to claim 1, it is characterised in that first locating module includes gear, second locating module includes driving lever, and the driving lever is engaged in the gear.

8. a kind of removable boomerang disk tumbler, it is characterised in that include：

Boomerang disk, with projection surface and the back side, the boomerang disk includes the first locating module, and first locating module is arranged at the back side of the boomerang disk or is arranged on the outer peripheral edge of the boomerang disk；

Location structure, comprising pivot and the second locating module, the back side of the boomerang disk is removable to be arranged on the pivot so that the boomerang disc spins, first locating module and second locating module to the boomerang disk with reference to position；And

Casing, the location structure and the boomerang disk are arranged in the accommodation space of the casing, and make the boomerang disk be located at the opening of the casing to be revealed in outside the casing.

9. removable boomerang disk tumbler according to claim 8, it is characterised in that the profile of the opening of the casing meets the surface profile of the boomerang disk.

10. removable boomerang disk tumbler according to claim 8, it is characterised in that the locating module is multiple first magnet, second locating module is multiple second magnet.

11. the removable boomerang disk tumbler according to claim 10, it is characterised in that multiple first magnet are arranged on the boomerang disk according to the array of circulating type on the basis of the target center of the projection surface of the boomerang disk.

12. removable boomerang disk tumbler according to claim 8, it is characterised in that second locating module includes stepper motor to rotate first locating module.

13. removable boomerang disk tumbler according to claim 12, it is characterised in that second locating module is electrically connected with control unit, to control the anglec of rotation of first locating module.

14. removable boomerang disk tumbler according to claim 8, it is characterised in that the locating module includes gear, second locating module includes driving lever, and the driving lever is engaged in the gear.