CN219558652U

CN219558652U - Dart wing for dart and dart thereof

Info

Publication number: CN219558652U
Application number: CN202222937151.2U
Authority: CN
Inventors: 陈档财
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-08-22
Anticipated expiration: 2032-11-04

Abstract

The utility model relates to a dart wing for a dart and the dart thereof, wherein the dart wing comprises a hard dart rod and a soft tail wing arranged on the hard dart rod, a plurality of wing strips are formed on the soft tail wing, at least one connecting beam is formed between two adjacent wing strips, a hoop for fixing the wing strips on the hard dart rod is arranged by surrounding the connecting beams, at least one annular groove is formed on the hard dart rod along the circumferential direction, and the hoop is positioned in the annular groove. In the technical scheme of the utility model, the dart wing with the two-time injection molding structure of the tail wing and the dart rod made of different materials has the characteristics of hard dart rod not being easy to bend and screw teeth not being easy to wear or damage, and can keep the characteristics of moderate softness and hardness of the soft tail wing.

Description

Dart wing for dart and dart thereof

Technical Field

The present utility model relates to dart sports, and more particularly, to a dart wing for a dart and a dart equipped with the same.

Background

The dart is entertainment type sports fitness equipment, and the dart sports is a leisure sports item which integrates fun and competitive property into a whole and is easy to develop, and the dart sports equipment is simple and easy to master in technology, does not need special places and facilities, is suitable in quantity of sports, is not limited by age and sex, is economical and practical, and has been favored by more and more people. The dart can not only stretch bones and muscles, eliminate fatigue and strengthen the body coordination ability of people, but also abrade the mind of people and improve psychological quality, thereby meeting various entertainment requirements of people.

The integrated dart wings in the current market are made of single material and are formed by single injection molding, so that if the dart wings are made of soft materials, the tail wing and the dart rod are made of soft materials, the screw teeth connected with the dart body on the dart rod are easy to wear and even damage, and the soft dart rod is easy to bend; if the dart wing is made of hard materials, the tail wing and the dart rod are made of hard materials, so that the dart rod is not easy to bend, the screw teeth are not easy to wear or damage, but the dart wing is too hard to cause the dart wing to spring out after being impacted.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art or related art.

Therefore, the present utility model is directed to a dart wing for dart and dart thereof, which can fundamentally solve the problem that the inner teeth of the dart body made of hard metal are easily damaged by the screw teeth to cause the falling of the dart rod when the screw teeth are stressed.

In order to achieve the above object, according to a first aspect of the present utility model, there is provided a dart wing for a dart, including a hard dart rod and a soft tail wing disposed on the hard dart rod, wherein a plurality of wing strips are formed on the soft tail wing, at least one connecting beam is formed between two adjacent wing strips, a hoop for fixing the wing strips on the hard dart rod is enclosed by the plurality of connecting beams, at least one annular groove is formed on the hard dart rod along a circumferential direction, and the hoop is located in the annular groove.

In the above technical solution, preferably, the rigid dart rod is formed with a wing groove corresponding to each wing strip, and the wing strips are located in the wing grooves.

In the above technical solution, preferably, the outermost side of the wing strip is flush with the outer surface of the hard dart rod.

In the above technical solution, preferably, a positioning groove is formed on the hard dart rod at the end of the wing groove, and a positioning head extends from the end of the wing strip, and the positioning head is located in the positioning groove.

In any of the above technical solutions, preferably, at least one axial limiting groove is formed on the hard dart rod, and an axial limiting block corresponding to the axial limiting groove is formed on at least one wing strip, and the axial limiting block is located in the axial limiting groove.

In any of the above technical solutions, preferably, the hard dart rod and the soft tail are of a two-shot injection molding structure.

In any of the above technical solutions, preferably, the device further comprises a reinforcing rod, wherein the reinforcing rod penetrates through the hard dart rod and is fixedly connected with the soft tail wing.

In any of the above technical solutions, preferably, the reinforcing rod is a carbon fiber rod, a copper rod, an iron rod, an aluminum rod or a tungsten steel rod.

In any of the above embodiments, preferably, the soft material of the soft tail is PP, PC or PE.

In any of the above embodiments, preferably, the hard material of the hard dart rod is aluminum, titanium alloy, iron, stainless steel, carbon fiber, PET, PC, PA, or POM.

In any of the above embodiments, preferably, the soft tail has a plurality of blades, each of which has a thickness of 0.2mm to 0.5mm

The technical solution of the second aspect of the present utility model provides a dart, comprising: dart body with dart needle; the dart wing provided by any one of the first aspect of the utility model is in threaded connection with a dart body, and comprises a hard dart rod and a soft tail wing arranged on the hard dart rod, and is characterized in that a plurality of wing strips are formed on the soft tail wing, at least one connecting beam is formed between two adjacent wing strips, a hoop for fixing the wing strips on the hard dart rod is arranged around the connecting beam, at least one annular groove is formed on the hard dart rod along the circumferential direction, and the hoop is positioned in the annular groove.

Compared with the prior art, the dart wing for dart and dart thereof provided by the utility model have the advantages that: the dart rod and the tail wing are designed to be of the structure, so that bubbles generated during solid injection molding can be effectively eliminated, and particularly, the problem that the tail wing and the dart rod are broken due to the bubbles generated during injection molding can be avoided; the dart wing with the two-time injection molding structure of the tail wing and the dart rod made of different materials has the characteristics that the hard dart rod is not easy to bend, the screw teeth are not easy to wear or damage, and the moderate softness of the soft tail wing can be maintained; in addition, during injection molding, the dart rod can be molded by hard plastic firstly, then the tail wing is molded on the dart rod by soft plastic, so that a secondary injection molding structure is formed, the dart rods with various sizes can be opened on the same mold, the mold opening cost is reduced, the mold cost of each dart rod is lower, and the manufacturing cost is reduced.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 shows a structural view of a dart according to an embodiment of the present utility model;

figure 2 shows a cross-sectional view of a dart according to an embodiment of the present utility model;

FIG. 3 illustrates a block diagram of a hard dart rod in accordance with an embodiment of the utility model;

FIG. 4 shows a block diagram of a soft tail according to an embodiment of the present utility model;

the correspondence between the reference numerals and the component names in fig. 1 to 4 is:

1. a hard dart rod; 11. an annular groove; 12. a wing groove; 13. a positioning groove; 14. an axial limit groove; 2. a soft tail; 21. wing strips; 22. a connecting beam; 23. a positioning head; 24. an axial limiting block; 25. a reinforcing rod; 3. dart body, 4, dart needle.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and the scope of the utility model is therefore not limited to the specific embodiments disclosed below.

As shown in fig. 1 to 4, a dart wing for a dart according to an embodiment of the present utility model comprises a hard dart pole 1 and a soft tail 2 provided on the hard dart pole 1, a plurality of wing strips 21 are formed on the soft tail 2, at least one connecting beam 22 is formed between two adjacent wing strips 21, a hoop for fixing the wing strips 21 on the hard dart pole 1 is defined by the plurality of connecting beams 22, at least one annular groove 11 is formed on the hard dart pole 1 along the circumferential direction, and the hoop is located in the annular groove 11.

In this embodiment, the soft tail has a plurality of blades, each having a thickness of 0.2mm to 0.5mm.

In this embodiment, the hard dart rod 1 is made of hard materials, the soft tail wing 2 and the wing strips 21 thereon are made of soft materials, and the dart wings formed by two-time injection molding of the soft tail wing 2 and the hard dart rod 1 made of different materials have the characteristics of hard dart rod 1 of being difficult to bend, and the screw teeth of the dart rod are difficult to wear or damage, and can keep the characteristics of moderate softness and hardness of the soft tail wing 2; in addition, during injection molding, the hard dart rod 1 can be molded by hard plastic firstly, then the soft tail wing 2 is molded on the hard dart rod 1 by soft plastic, so that a secondary injection molding structure is formed, the hard dart rods 1 with various sizes can be opened on the same mold, the mold opening cost is reduced, the mold cost of each hard dart rod 1 is lower, and the manufacturing cost is reduced.

The "soft" of the soft tail 2 is not particularly limited to what kind of material is soft or hard with respect to the "hard" of the hard dart rod 1, and the soft material of the soft tail 2 is PP, PC or PE, and the hard material of the hard dart rod 1 is aluminum, titanium alloy, iron, stainless steel, carbon fiber, PET, PC, PA or POM.

Optionally, the number of the soft tail fins 2 is multiple, and the color of each soft tail fin 2 is different; and/or the hard dart rod 1 is a plurality of, each hard dart rod 1 is different in color.

In this embodiment, the soft tail 2 and the wing strips 21 thereon and the hard dart rod 1 can be designed into various colors, and the soft tail 2 and the hard dart rod 1 of various colors can be freely matched into dart wings of various colors, thereby increasing the diversity, interest and ornamental value of dart wings.

Specifically, the arrangement of the soft tail 2 and the hard dart rod 1 includes, but is not limited to, the following technical solutions: the soft tail fins 2 with various colors and the hard dart rod 1 with the same color are subjected to secondary injection molding; or two-shot molding of the hard dart rods 1 with different colors and the soft tail fin 2 with the same color; or randomly selecting the soft tail wing 2 with different colors and the hard dart rod 1 with different colors for secondary injection molding.

In the above-described embodiment, preferably, as shown in fig. 1 to 4, the hard dart rod 1 is formed with the wing groove 12 corresponding to each wing strip 21, and the wing strip 21 is located in the wing groove 12.

In this embodiment, by matching the wing strip 21 with the wing groove 12, the possibility that the soft wing tail and the hard dart rod 1 with different materials accidentally fall off after injection molding is reduced, so that the dart wing structure after injection molding is more stable.

In the above embodiment, it is preferable that the outermost side of the wing strip 21 is flush with the outer surface of the hard dart pole 1.

In this embodiment, through the above-mentioned structure for the sense of touch that two injection moulding's different materials's stereoplasm dart pole 1 and soft fin 2 formed by same kind of material, it is stable to guarantee that the sportsman's score in dart motion.

Alternatively, the outermost side of the wing strip 21 is lower or higher than the outer surface of the hard dart rod 1, thereby increasing the concavo-convex texture of the dart wing, and improving the ornamental and tactile properties.

In the above embodiment, preferably, as shown in fig. 1 to 4, a positioning groove 13 is formed on the hard dart rod 1 at the end of the wing groove 12, and a positioning head 23 is extended from the end of the wing strip 21, and the positioning head 23 is located in the positioning groove 13.

In this embodiment, the positioning groove 13 and the positioning head 23 which are matched with each other can effectively eliminate the air bubbles generated when solid injection molding is adopted, especially for the possible air bubbles generated at the joint of the soft tail wing 2 and the hard dart rod 1, so as to avoid the problem of fracture caused by the air bubbles generated when injection molding; on the other hand, the cooperation structure can prevent the relative rotation of the hard dart rod 1 and the soft tail wing 2 after injection molding, and improves the stability of the hard dart rod and the soft tail wing.

In any of the above embodiments, preferably, as shown in fig. 1 to 4, at least one axial limiting groove 14 is formed on the hard dart rod 1, and an axial limiting block 24 corresponding to the axial limiting groove 14 is formed on at least one wing strip 21, and the axial limiting block 24 is located in the axial limiting groove 14.

In this embodiment, the axial limiting groove 14 and the axial limiting block 24 are matched, so that the vertical movement of the soft tail wing 2 and the hard dart rod 1 after injection molding can be prevented, and the stability is further improved.

In any of the above embodiments, the hard dart rod 1 and the soft tail 2 are preferably two-shot injection molded structures.

Alternatively, the soft tail 2 and the hard dart rod 1 may be configured as separate structures, i.e. after the hard dart rod and the soft tail are respectively injection molded, the fixation is realized through the structure of any embodiment, which has the advantages that any part is damaged and the corresponding part is replaced, and the maintenance cost is reduced.

In any of the above embodiments, it is preferable to further include a reinforcing rod 25, where the reinforcing rod 25 is fixedly connected to the soft tail 2 through the hard dart rod 1.

In this embodiment, the reinforcing bar 25 can further strengthen the strength of the dart wing, making the dart wing less likely to bend and break, thereby increasing the service life of the dart wing.

In any of the above embodiments, the reinforcing rod 25 is preferably a carbon fiber rod, a copper rod, an iron rod, an aluminum rod, or a tungsten steel rod.

In any of the above embodiments, preferably, the soft material of the soft tail 2 is PP, PC or PE.

In any of the above embodiments, the hard material of the hard dart rod 1 is preferably aluminum, titanium alloy, iron, stainless steel, carbon fiber, PET, PC, PA, or POM.

As shown in fig. 1 to 4, a dart according to an embodiment of the present utility model comprises: dart body 3, on which dart needle 4 is set; the dart wing provided by any of the embodiments of the utility model, wherein the dart wing is in threaded connection with the dart body 3, the dart wing comprises a hard dart rod 1 and a soft tail wing 2 arranged on the hard dart rod 1, and is characterized in that a plurality of wing strips 21 are formed on the soft tail wing 2, at least one connecting beam 22 is formed between two adjacent wing strips 21, hoops for fixing the wing strips 21 on the hard dart rod 1 are enclosed by the connecting beams 22, at least one annular groove 11 is formed on the hard dart rod 1 along the circumferential direction, and the hoops are positioned in the annular groove 11.

In the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a dart wing for dart, includes stereoplasm dart pole and sets up soft fin on the stereoplasm dart pole, its characterized in that, be formed with a plurality of wings on the soft fin, adjacent two be formed with at least one tie-beam between the wing, a plurality of the tie-beam encloses to establish will the wing is fixed in the hoop on the stereoplasm dart pole be formed with at least one ring channel along the circumferencial direction on the stereoplasm dart pole, the hoop is located in the ring channel.

2. The dart wing for dart according to claim 1, wherein: the hard dart rod is provided with a wing groove corresponding to each wing strip, and the wing strips are positioned in the wing grooves.

3. The dart wing for dart according to claim 2, wherein: the outermost side of the wing strip is leveled with the outer surface of the hard dart rod.

4. The dart wing for dart according to claim 2, wherein: the hard dart rod is provided with a positioning groove at the end part of the wing groove, a positioning head is extended at the end part of the wing strip, and the positioning head is positioned in the positioning groove.

5. The dart wing for dart according to any of claims 1 to 4, wherein: the hard dart rod is provided with at least one axial limiting groove, at least one wing strip is provided with an axial limiting block corresponding to the axial limiting groove, and the axial limiting block is positioned in the axial limiting groove.

6. The dart wing for dart according to any of claims 1 to 4, wherein: the hard dart rod and the soft tail wing are of a secondary injection molding structure.

7. The dart wing for dart according to any of claims 1 to 4, wherein: the device also comprises a reinforcing rod, wherein the reinforcing rod penetrates through the hard dart rod and is fixedly connected with the soft tail wing.

8. The dart wing for dart according to claim 7, wherein: the reinforcing rod is a carbon fiber rod, a copper rod, an iron rod, an aluminum rod or a tungsten steel rod.

9. The dart wing for dart according to any of claims 1 to 4, wherein: the soft material of the soft tail fin is PP, PC or PE; and/or

The hard material of the hard dart rod is aluminum, titanium alloy, iron, stainless steel, carbon fiber, PET, PC, PA or POM; and/or

The soft tail fin is provided with a plurality of blades, and the thickness of each blade is 0.2mm-0.5mm.

10. A dart, comprising:

dart body with dart needle;

the dart wing of any of claims 1-9, which is threadably connected to the dart body.