CN210674156U

CN210674156U - Dart head and dart using same

Info

Publication number: CN210674156U
Application number: CN201920702415.1U
Authority: CN
Inventors: 陈档财
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-06-05
Anticipated expiration: 2029-05-16

Abstract

The utility model provides a dart head and use dart head's dartlike weapon, includes the body and establishes the screw thread post of body one end, be equipped with the elastic component on the screw thread post, the one end of elastic component with the screw thread post is connected, the other end of elastic component is the free end. According to the utility model provides a dart head and use dart board of this dart head compare with prior art and have following advantage: the utility model discloses a set up the elastic component on the screw thread post, make the both ends of elastic component top respectively and lean on screw thread post and thread groove, screw thread post and thread groove receive opposite direction's pressure simultaneously for the dartlike weapon is difficult not hard up between screw thread post and the thread groove in the use, thereby has avoided the emergence of dropout between dart head and the dartlike weapon body, has improved the reliability of dartlike weapon greatly, has prolonged dart head's life.

Description

Dart head and dart using same

Technical Field

The utility model relates to a dart head in the dart sports, still relate to a dart using this dart head.

Background

The dart is used as a very civilized, elegant and healthy sport and low-consumption exercise, leisure, communication and friendship mode, and is particularly suitable for the requirements of people with fast pace and work tension in modern cities for healthy life. Meanwhile, the entertainment is very interesting, antagonistic and recreational, and is not limited by the conditions such as age, sex, body, field, climate and the like, so the application occasions are very wide. In developed countries and regions, darts are favored by white collar classes and office workers. People are called three sports and leisure sports with most mass property together with billiards and bowling. The dart exercises train the attention, coordination, dexterity, and particularly psychological quality of the person. Can relieve stress, relieve visual fatigue, relieve muscle soreness and fatigue caused by various reasons, and regulate functions of organs of the whole body. In recent years, dart sports have tended to become professional, with occupational associations, professional competitions, and a large number of professional athletes appearing. With the generalization and occupation of dart sports, users have higher requirements on the quality and practicability of darts.

Present dartlike weapon divide into hard formula dartlike weapon and soft formula dartlike weapon, and wherein the structure of soft formula dartlike weapon is the majority for, including dart body, with dart rod that dart body is connected, establish fin on the dart rod with establish dart head on the dart body, dart body and dart head adopt threaded connection, are equipped with the thread groove on the dart body, are equipped with the screw thread post on the dart head, the screw thread post with the thread groove cooperation, but in the in-process of using, the vibrations when collision between the dartlike weapon and the dartlike weapon nail target all can lead to the not hard up between dart head and the dart body, influences the reliability and the life of dartlike weapon in the past in this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome above-mentioned prior art not enough, provide one kind can be connected firmly with dartlike weapon body, the dart head that the anticreep is effectual and use this dart head's dartlike weapon.

According to the utility model provides a dart head adopts main technical scheme does: the elastic piece is arranged on the threaded column, one end of the elastic piece is connected with the threaded column, and the other end of the elastic piece is a free end.

The utility model provides a dart head still adopts following attached technical scheme:

the threaded column is provided with a fixing groove, and one end of the elastic piece is inserted into the fixing groove.

The reinforced bone is arranged in the body, one section of the reinforced bone is positioned in the body, and the other section of the reinforced bone is positioned in the threaded column.

One end of the reinforcing bone is positioned in the body, and the other end of the reinforcing bone is positioned in the fixing groove.

This internal first passageway of strengthening that is equipped with, the passageway is strengthened to the internal second that is equipped with of screw thread post, first strengthen the passageway with the passageway intercommunication is strengthened to the second, strengthen bone one end and be located first strengthen the passageway, strengthen the bone other end and be located the second is strengthened in the passageway.

This internal first passageway of strengthening that is equipped with, the passageway is strengthened to the internal second that is equipped with of screw thread post, first strengthen the passageway with the passageway intercommunication is strengthened to the second, strengthen bone one end and be located first strengthen the passageway, strengthen the bone other end and pass the second is strengthened the passageway and is located in the fixed recess.

The length of the reinforcing bone is greater than the sum of the lengths of the first reinforcing channel and the second reinforcing channel and is less than or equal to the sum of the lengths of the first reinforcing channel, the second reinforcing channel and the fixing groove.

The body is including the inserted part and the transition portion that link together, the one end of transition portion with the inserted part is connected, the other end of transition portion is equipped with the screw thread post.

The elastic piece is a spring.

According to the utility model provides a dart adopts main technical scheme does: including dart body, with dart rod that dart body connects, establish tail fin on the dart rod with establish dart head on the body, dart head includes the body and establishes the screw thread post of body one end, be equipped with the elastic component on the screw thread post, the one end of elastic component with the screw thread connection, the other end of elastic component is the free end, dart body is equipped with the thread groove, the thread groove with the screw thread cooperation, the one end of elastic component with the screw thread connection, the other end top of elastic component is leaned on the thread groove.

According to the utility model provides a dart head compares with prior art has following advantage: when the utility model is used on a dart, the threaded column at one end of the body is screwed and matched with the threaded groove at the front end of the dart body, at the moment, the elastic piece is positioned between the threaded column and the threaded groove, one end of the elastic piece is propped against the threaded column, and the other end of the elastic piece is propped against the threaded groove; the utility model discloses a set up the elastic component on the screw thread post, make the both ends of elastic component top respectively and lean on screw thread post and thread groove, screw thread post and thread groove receive opposite direction's pressure simultaneously for the dartlike weapon is difficult not hard up between screw thread post and the thread groove in the use, thereby has avoided the emergence of dropout between dart head and the dartlike weapon body, has improved the reliability of dartlike weapon greatly, has prolonged dart head's life.

According to the utility model provides a dart has following advantage with prior art: in specific use, the both ends of elastic component are pushed up respectively and are leaned on screw thread post and thread groove, and screw thread post and thread groove receive opposite direction's pressure simultaneously for the dart is difficult not hard up between screw thread post and the thread groove in the use, thereby has avoided the emergence of dropout between dart head and the dart body, has improved the reliability of dart greatly, has prolonged the life of dart.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded view of a dart head according to an embodiment of the present invention.

Fig. 2 is a structural diagram of a dart head according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view of a dart head according to an embodiment of the present invention.

Fig. 4 is a structural diagram of a dart according to a first embodiment of the present invention.

Fig. 5 is a top view of a dart according to a first embodiment of the present invention.

Fig. 6 is a cross-sectional view a-a of fig. 5.

Fig. 7 is an enlarged view of B in fig. 6.

Fig. 8 is a cross-sectional view of a dart head in the second embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1 to 7, according to the dart head embodiment provided by the present invention, the dart head comprises a body and a threaded column 3 arranged at one end of the body, wherein an elastic member 4 is arranged on the threaded column 3, one end of the elastic member 4 is connected with the threaded column 3, and the other end of the elastic member 4 is a free end. When the utility model is used on a dart, the threaded column 3 at one end of the body is screwed with the threaded groove 61 at the front end of the dart body 6, at this time, the elastic piece 4 is positioned between the threaded column 3 and the threaded groove 61, one end of the elastic piece 4 is propped against the threaded column 3, and the other end of the elastic piece 4 is propped against the threaded groove 61; the utility model discloses a set up elastic component 4 on screw thread post 3, make the both ends of elastic component 4 top respectively and lean on screw thread post 3 and thread groove 61, screw thread post 3 and thread groove 61 receive opposite direction's pressure simultaneously for the dartlike weapon is difficult not hard up between screw thread post 3 and thread groove 61 in the use, thereby has avoided the emergence of dropout between dart head and the dartlike weapon body 6, has improved the reliability of dartlike weapon greatly, has prolonged dart head's life.

Referring to fig. 1, 3 and 7, according to the above-mentioned embodiment of the present invention, a fixing groove 32 is formed on the screw post 3, and one end of the elastic member 4 is inserted into the fixing groove 32. This kind of structure has made things convenient for the fixed connection of elastic component 4 and screw post 3, and when darting the dress with the dartlike weapon, only need aim at dartlike weapon body 6 with the other end of elastic component 4 the thread groove 61 insert, then screw post 3 with thread groove 61 can, improved the assembly precision and the assembly efficiency of elastic component 4 greatly.

Referring to fig. 1, 3 and 7, according to the above embodiment of the present invention, a reinforcing bone 5 is disposed in the body, one section of the reinforcing bone 5 is located in the body, and the other section is located in the threaded column 3. Through this internal reinforcing bone 5 that sets up, improved the mechanical strength between body and the screw thread post 3 greatly, avoided the utility model discloses cracked awkward situation between screw thread post 3 and the body has prolonged dart head's life in the use.

Referring to fig. 1, 3 and 7, according to the above-described embodiment of the present invention, the reinforcing bone 5 has one end located in the body and the other end located in the fixing groove 32. One end of the reinforcing bone 5 is positioned in the fixing groove 32, and when the elastic member 4 is inserted into the fixing groove 32, the reinforcing bone 5 positioned in the fixing groove 32 is just inserted into the middle of the elastic member 4, so that one end of the elastic member 4 can be more firmly fixed on the threaded column 3.

Referring to fig. 3 and 7, according to the above-mentioned embodiment of the present invention, a first reinforcing channel 11 is disposed in the main body, a second reinforcing channel 31 is disposed in the threaded column 3, the first reinforcing channel 11 is communicated with the second reinforcing channel 31, one end of the reinforcing bone 5 is disposed in the first reinforcing channel 11, and the other end of the reinforcing bone 5 passes through the second reinforcing channel 31 and is disposed in the fixing groove 32. In particular, the reinforcing bone 5 may be inserted from the fixing groove 32, and the reinforcing bone 5 sequentially penetrates the fixing groove 32, the second reinforcing channel 31 and into the first reinforcing channel 11. Make things convenient for the processing of body, this kind of structure convenient assembling strengthens fixing in the axle center department of body and screw thread post 3 that bone 5 can be accurate, strengthens effectually. The utility model discloses also can adopt injection molding process, inlay reinforcing bone 5 in body and screw thread post 3.

Referring to fig. 3 and 7, according to the above-mentioned embodiment of the present invention, the length of the reinforcing bone 5 is greater than the sum of the lengths of the first reinforcing channel 11 and the second reinforcing channel 31 and is less than or equal to the sum of the lengths of the first reinforcing channel 11, the second reinforcing channel 31 and the fixing groove 32. It is preferable in this embodiment that the length of the reinforcing bone 5 is equal to the sum of the lengths of the first reinforcing channel 11, the second reinforcing channel 31 and the fixing groove 32. The length of the reinforcing rib 5 ensures that the reinforcing rib can be inserted into the elastic part 4 and does not extend out of the fixing groove 32 to influence the assembly of the body and the dart body 6.

Referring to fig. 1 to 3, according to the above-mentioned embodiment of the present invention, the body includes an insertion portion 1 and a transition portion 2 connected together, one end of the transition portion 2 is connected with the insertion portion 1, and the other end of the transition portion 2 is provided with the threaded post 3. During the specific use, insertion portion 1 is used for inserting the mark target, because the rear end of body is equipped with screw post 3 to be connected with dartlike weapon body 6, so the external diameter of screw post 3 is far greater than the external diameter of insertion portion 1, and the setting of transition portion 2 makes insertion portion 1 gradually pass through to screw post 3 by thin to thick, helps reducing the windage of dartlike weapon flight in-process, improves dartlike weapon's stability.

Referring to fig. 1 to 3, according to the above-mentioned embodiment of the present invention, the elastic member 4 is a spring. Convenient assembly, low production cost, high reliability and long service life.

Referring to fig. 4 to 7, according to the present invention, the dart embodiment includes a dart body 6, a dart rod 7 connected to the dart body 6, a tail fin 8 provided on the dart rod 7, and a dart head provided on the dart body 6, wherein the dart body 6, the dart rod 7, and the tail fin 8 are mature technologies in the prior art, and details are not repeated here, the dart head in the present embodiment is the dart head in the above embodiment, the dart body 6 is provided with a thread groove 61, the thread groove 61 is matched with the thread column 3, one end of the elastic member 4 is connected to the thread column 3, the other end of the elastic member 4 abuts against the thread groove 61, a positioning groove 62 is provided in the thread groove 61, and the other end of the elastic member 4 abuts against the positioning groove 62. The threaded column 3 is provided with a guide bulge 33, and the elastic piece 4 is arranged on the guide bulge 33. During specific use, the guide protrusion 33 can be matched with the positioning groove 62 quickly, so that the elastic part 4 can be accurately abutted against the optimal stress point of the thread groove 61, and the assembly precision and the reliability are high. In specific use, the both ends of elastic component 4 are leaned on screw post 3 and thread groove 61 respectively, and screw post 3 and thread groove 61 receive opposite direction's pressure simultaneously for the dart is difficult not hard up between screw post 3 and the thread groove 61 in the use, thereby has avoided the emergence of dropout between dart head and the dart body 6, has improved the reliability of dart greatly, has prolonged the life of dart.

Example two

This embodiment has substantially the same structure as the above embodiment except that the reinforcing bone 5 is located at a different position at one end thereof. Referring to fig. 8, a first reinforcing channel 11 is arranged in the body, a second reinforcing channel 31 is arranged in the threaded column 3, the first reinforcing channel 11 is communicated with the second reinforcing channel 31, one end of the reinforcing bone 5 is located in the first reinforcing channel 11, and the other end of the reinforcing bone 5 is located in the second reinforcing channel 31. The length of the reinforcing bone 5 is equal to the sum of the lengths of the first reinforcing channel 11 and the second reinforcing channel 31. The second reinforcement passage 31 communicates with the fixing groove 32. Can follow during concrete assembly reinforcing bone 5 inserts fixed recess 32 department, reinforcing bone 5 passes fixed recess 32 in proper order and gets into second enhancement passageway 31 and first enhancement passageway 11, and reinforcing bone 5 adopts this kind of mode to establish in dartlike weapon pole 7 and screw thread post 3, and convenient assembling can be accurate fix the axle center department at dartlike weapon pole 7 and screw thread post 3, strengthens effectually.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a dart head, includes the body and establishes the screw thread post of body one end, its characterized in that: the threaded column is provided with an elastic piece, one end of the elastic piece is connected with the threaded column, and the other end of the elastic piece is a free end.

2. The dart head of claim 1, wherein: the threaded column is provided with a fixing groove, and one end of the elastic piece is inserted into the fixing groove.

3. The dart head of claim 2, wherein: the reinforced bone is arranged in the body, one section of the reinforced bone is positioned in the body, and the other section of the reinforced bone is positioned in the threaded column.

4. The dart head of claim 3, wherein: one end of the reinforcing bone is positioned in the body, and the other end of the reinforcing bone is positioned in the fixing groove.

5. The dart head of claim 3, wherein: this internal first passageway of strengthening that is equipped with, the passageway is strengthened to the internal second that is equipped with of screw thread post, first strengthen the passageway with the passageway intercommunication is strengthened to the second, strengthen bone one end and be located first strengthen the passageway, strengthen the bone other end and be located the second is strengthened in the passageway.

6. The dart head of claim 4, wherein: this internal first passageway of strengthening that is equipped with, the passageway is strengthened to the internal second that is equipped with of screw thread post, first strengthen the passageway with the passageway intercommunication is strengthened to the second, strengthen bone one end and be located first strengthen the passageway, strengthen the bone other end and pass the second is strengthened the passageway and is located in the fixed recess.

7. The dart head of claim 6, wherein: the length of the reinforcing bone is greater than the sum of the lengths of the first reinforcing channel and the second reinforcing channel and is less than or equal to the sum of the lengths of the first reinforcing channel, the second reinforcing channel and the fixing groove.

8. The dart head of claim 1, wherein: the body is including the inserted part and the transition portion that link together, the one end of transition portion with the inserted part is connected, the other end of transition portion is equipped with the screw thread post.

9. The dart head of claim 1, wherein: the elastic piece is a spring.

10. The utility model provides a dart, including dart body, with dart rod that dart body is connected, establish fin on dart rod and establish dart head on dart body, its characterized in that: the dart head is the dart head of any one of claims 1 to 9, the dart body is provided with a threaded groove, the threaded groove is matched with the threaded column, one end of the elastic piece is connected with the threaded column, and the other end of the elastic piece is abutted against the threaded groove.