CN108905128A - A kind of dartlike weapon inserting empennage - Google Patents

Abstract

A dart with a tail inserted, comprising a dart body, a dart shaft connected to the dart body, and a tail fin arranged on the dart shaft, the dart shaft is provided with a plurality of clamping columns, and two adjacent clamping columns Clamping grooves are formed between the holding posts, the tail wing includes a plurality of fins connected together, each fin is inserted into a corresponding clamping groove, and a tightening cap is provided in the accommodating slot, so One end of the clamping column is connected to the dart shaft, and the other end of the clamping column is inserted into the tightening cap. Compared with the prior art, the dart with empennage inserted according to the present invention has the following advantages: the present invention gathers the other end of the clamping column to tighten the hoop through the tightening cap, and securely locks the empennage on the dart shaft, effectively preventing The tail of the tail falls off during the dart throwing process; the setting of the fin positioning parts helps to strengthen the mechanical strength of the fins, and the fins are not easy to deform; at the same time, the positioning beam is located at the front end of the fins and also plays the role of a bumper. The service life of the present invention is improved.

Description

A dart with tail fins inserted

technical field

The invention relates to a dart in the dart movement, in particular to a dart with an empennage inserted.

Background technique

As a very civilized, elegant, healthy sport and low-consumption way of exercise, leisure, communication, and fellowship, darts is especially suitable for the needs of people who are fast-paced and work-stressed in modern cities for a healthy life. At the same time, because it is very interesting, confrontational, and entertaining, and it is not restricted by age, gender, body, venue, climate and other conditions, it is applicable to a wide range of occasions. In developed countries and regions, darts are favored by white-collar workers and office workers. It is known as the three most popular sports and leisure sports together with billiards and bowling. Darts train people's attention, coordination, delicacy, especially psychological quality. It can relieve mental stress, eliminate visual fatigue, restore muscle soreness or fatigue caused by various reasons, and regulate the functions of various organs in the body. In recent years, darts has become more professional, with professional associations, professional competitions and a large number of professional athletes appearing. With the generalization and professionalization of darts, users have higher requirements for the quality and practicality of darts.

Most of the tail fins of current darts adopt the plug-in mode and are installed at the tail of the dart shaft. During use, the tail fins often fall off or become loose, causing troubles for dart throwers.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the deficiencies of the above-mentioned prior art, and to provide a dart with an inserted tail that is firmly connected to the dart shaft and is not easy to fall off.

The main technical solution adopted by the dart with fin inserted according to the present invention is: comprising a dart body, a dart shaft connected with the dart body, a fin disposed on the dart shaft and a dart head disposed on the dart body , one end of the dart shaft is connected to the dart body, the other end of the dart shaft is provided with a plurality of clamping columns, a clamping groove is formed between two adjacent clamping columns, and the empennage includes multiple fins connected together, the number of the fins is equal to the number of the holding slots, each fin is inserted into the corresponding holding slots, the middle part of the empennage is provided with a slot for accommodating, the A tightening cap is provided in the receiving slot, one end of the clamping column is connected to the dart shaft, and the other end of the clamping column is inserted into the tightening cap.

The dart with empennage plugged in provided by the present invention also adopts the following subsidiary technical solutions:

A card slot is provided on the clamping column, and a card block is provided in the tightening cap, and the card block is snap-fitted with the card slot.

It also includes a fin positioning part, the fin positioning part includes a connecting ring sleeved on the dart shaft and a plurality of positioning beams arranged on the connecting ring, the positioning beams are provided with a first positioning groove, The number of the positioning beams is equal to the number of the fins, and one end of each fin is inserted into the corresponding first positioning slot.

The dart shaft is provided with an annular clamping platform, and the connecting ring is pressed against the annular clamping platform.

The tightening cap is provided with a plurality of slots, the number of the slots is equal to the number of the clamping columns, and one clamping column is inserted into one slot.

The body of the dart is provided with a threaded groove, and the shaft is provided with a threaded column, and the threaded groove is matched with the threaded column, and a reinforcing bone is provided in the shaft, and the reinforcing bone runs through the threaded column and Extends into the shaft.

The reinforcing bone is made of metal material.

The thread notch is provided with a positioning slot, and the end of the threaded column is provided with a positioning bump, and the positioning slot is matched with the positioning bump.

The dart shaft and the clamping column are integrally formed.

The outer wall of the tightening cap is provided with a second positioning groove, and the second positioning groove is matched with the fin.

The empennage is an integrally formed structure.

The rear end of the tightening cap is provided with a guide arc surface.

Compared with the prior art, the dart with empennage inserted according to the present invention has the following advantages: First, the present invention gathers the other end of the clamping column to tighten the hoop through the tightening cap, and securely locks the empennage on the dart shaft, Effectively prevent the tail fin from falling off during the dart throwing process; secondly, the setting of the fin positioning parts helps to strengthen the mechanical strength of the fins, and the fins are not easy to deform; at the same time, the positioning beam is located at the front end of the fins and also plays the role of a bumper , when the front end of the tail of the dart is hit, the impactor will hit the positioning beam first, and only when the positioning beam is damaged, the fins will be damaged. This structure greatly improves the service life of the present invention; again, the setting of the strengthening bone The mechanical strength between the threaded column and the dart shaft is greatly improved, which helps to delay the service life of the present invention.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Figure 1 is an exploded view of the structure of the present invention.

Fig. 2 is a structural diagram of the present invention.

Fig. 3 is a structural diagram of the dart shaft in the present invention.

Fig. 4 is a structural diagram of the fin positioning member in the present invention.

Fig. 5 is a structural view of the tightening cap in the present invention.

Figure 6 is a top view of the present invention.

Fig. 7 is a sectional view of A-A in Fig. 6 .

FIG. 8 is an enlarged view of B in FIG. 7 .

Detailed ways

In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be described in detail below. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other implementations obtained by persons of ordinary skill in the art without making creative efforts fall within the protection scope of the present invention.

Referring to Fig. 1 to Fig. 3 and Fig. 4 to Fig. 8, the dart embodiment provided according to the present invention includes a dart body 1, a dart shaft 2 connected with the dart body 1, and a dart body arranged on the dart shaft 2. The tail fin 3 on the dart body 1 and the dart head 4 arranged on the dart body 1, one end of the dart shaft 2 is connected with the dart body 1, and the other end of the dart shaft 2 is provided with a plurality of clamping posts 21, A clamping groove 22 is formed between two adjacent clamping columns 21, and the empennage 3 includes a plurality of fins 31 connected together, and the number of the fins 31 is equal to the number of the clamping grooves 22 , each fin 31 is inserted into the corresponding clamping groove 22, and the middle part of the empennage 3 is provided with an accommodating slot 32, and a tightening cap 5 is arranged in the accommodating slot 32, and the clamping column 21 One end of the clamping post 21 is connected to the dart shaft 2 , and the other end of the clamping post 21 is inserted into the tightening cap 5 . In this embodiment, the number of clamping columns 21 is preferably four, and the four clamping columns 21 are distributed in a centrally symmetrical structure, and four clamping grooves 22 and four fins 31 are formed accordingly. In the present invention, the other end of the clamping column 21 is gathered and tightened by the tightening cap 5, and the empennage 3 is firmly locked on the dart shaft 2, thereby effectively preventing the empennage 3 from falling off during dart throwing.

Referring to FIG. 8 , according to the above-mentioned embodiment of the present invention, the clamping column 21 is provided with a clamping groove 211, and the clamping cap 5 is provided with a clamping block 51, and the clamping block 51 is engaged with the clamping groove 211. Then cooperate. The arrangement of the clamping groove 211 and the clamping block 51 enables the clamping post 21 and the tightening cap 5 to be firmly clamped together, not easy to separate and fall off, and the assembly is very convenient.

Referring to Fig. 1, Fig. 4 and Fig. 8, according to the above-mentioned embodiment of the present invention, it also includes a fin positioning member 6, and the fin positioning member 6 includes a connecting ring 61 sleeved on the dart shaft 2 and set on the A plurality of positioning beams 62 on the connecting ring 61, the positioning beams 62 are provided with a first positioning groove 621, the number of the positioning beams 62 is equal to the number of the fins 31, each fin 31 One end of one end is inserted into the first positioning slot 621 corresponding thereto. There are four positioning beams 62 in this embodiment, and the four positioning beams 62 are evenly arranged on the connecting ring 61, and one end of the fins 31 is inserted into the first positioning groove 621, so that the distribution angles of the four fins 31 are fixed. , helps to strengthen the mechanical strength of the fin 31, and the fin 31 is not easily deformed; at the same time, the positioning beam 62 is located at the front end of the fin 31, and also plays the role of a bumper. When the front end of the empennage 3 of the dart is hit, the impactor will First collide with the positioning beam 62, and only when the positioning beam 62 is damaged, the fins 31 will be damaged. This structure greatly improves the service life of the present invention.

According to the above-mentioned embodiment of the present invention, the connecting ring 61 is provided with a positioning slot, and the dart shaft 2 is provided with a positioning block, and the positioning slot is matched with the positioning block. The positioning gap and the positioning block cooperate to realize the axial positioning of the connecting ring 61 on the dart shaft 2, and prevent the connecting ring 61 from rotating to cause damage to the fins 31.

Referring to FIG. 3 , according to the above-mentioned embodiment of the present invention, the dart shaft 2 is provided with an annular locking platform 23 , and the connecting ring 61 is pressed against the annular locking platform 23 . The setting of the ring card table 23 helps to improve the assembly accuracy and assembly efficiency of the product.

According to the above-mentioned embodiments of the present invention, the tightening cap 5 is provided with a plurality of slots, the number of the slots is equal to the number of the clamping columns 21 , and one clamping column 21 is inserted into one slot. The number of slots equal to that of the clamping column 21 is built into the tightening cap 5, so that the assembly of the clamping column 21 and the tightening cap 5 is more reliable, and it can prevent the tightening cap 5 from rotating, which may cause connection fatigue and fall off.

Referring to Fig. 1, Fig. 3 and Fig. 7, according to the above-mentioned embodiment of the present invention, the dart body 1 is provided with a thread groove 11, and the dart shaft 2 is provided with a thread post 24, and the thread groove 11 is connected with the thread The post 24 cooperates, and the reinforcing bone 7 is arranged inside the dart shaft 2 , and the reinforcing bone 7 passes through the threaded post 24 and extends into the dart shaft 2 . Since the outer diameter of the threaded post 24 is smaller than that of the dart shaft 2, the position between the threaded post 24 and the dart shaft 2 is easily broken during use of the dart. The mechanical strength between 2 helps to delay the service life of the present invention.

Referring to FIG. 1 and FIG. 7 , according to the above-mentioned embodiment of the present invention, the reinforcement bone 7 is a metal reinforcement bone 7 . The reinforced bone 7 of metal material is easy to process and has low production cost; the reinforced bone 7 can be embedded in the dart shaft 2 when the dart shaft 2 is injected, or a jack extending in the dart shaft 2 can be provided on the threaded post 24 to strengthen the The bone 7 is inserted into the socket, and the reinforcing bone 7 can be a solid column or a hollow column. The reinforcing bone 7 in this embodiment is an iron nail.

According to the above-mentioned embodiment of the present invention, the mouth of the thread groove 11 is provided with a positioning slot, and the end of the threaded column 24 is provided with a positioning bump, and the positioning slot is matched with the positioning bump. Simultaneously, the arrangement of the locating projection and the locating slot has a certain locking effect on the threaded groove 11 and the threaded column 24 that are connected together, and the threaded groove 11 and the threaded column 24 that fit together are not easy to loosen, which greatly improves the reliability of the present invention .

Referring to FIG. 5 , according to the above-mentioned embodiment of the present invention, a second positioning groove 52 is provided on the outer wall of the tightening cap 5 , and the second positioning groove 52 cooperates with the fin 31 . The setting of the second positioning groove 52 enables the tight hoop cap 5 to be firmly fixed in the accommodating slot 32, which facilitates the assembly of the product and improves assembly efficiency and accuracy. During specific assembly, the tight hoop cap 5 is now fixed in the accommodating groove , and then the fin positioning part 6 is assembled with the empennage 3, each fin 31 in the empennage 3 is inserted in the first positioning groove 621 opposite to it, an assembly is formed and then the assembly is assembled with the dart shaft 2 , so that the clamping column 21 is inserted into the tightening cap 5 .

Referring to FIG. 3 , according to the above-mentioned embodiment of the present invention, the dart shaft 2 and the clamping column 21 are integrally formed. The empennage 3 is an integrally formed structure. The processing is convenient and the production cost is low.

Referring to FIG. 5 , according to the above-mentioned embodiment of the present invention, the rear end of the tightening cap 5 is provided with a guide arc surface 53 . The arc-guiding surface 53 can guide and avoid the darts that hit the tight cap 5 at the rear side instead of directly piercing into the tight cap 5, so as to buffer the force intensity of the tight cap 5 and improve the service life of the present invention again .

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. Should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be determined by the protection scope of the claims.

Claims (10)

1. A dart with empennage inserted, comprising a dart body, a dart shaft connected with the dart body, an empennage disposed on the dart shaft and a dart head disposed on the dart body, characterized in that: One end of the dart shaft is connected with the dart body, the other end of the dart shaft is provided with a plurality of clamping columns, and a clamping groove is formed between two adjacent clamping columns, and the tail wing includes a plurality of clamping columns connected to The fins together, the number of the fins is equal to the number of the holding slots, each fin is inserted into the corresponding holding slots, the middle part of the empennage is provided with a slot for accommodating, and the slot for accommodating A tightening cap is arranged in the groove, one end of the clamping column is connected with the dart shaft, and the other end of the clamping column is inserted into the tightening cap. 2. The dart with empennage according to claim 1, characterized in that: the clamping column is provided with a slot, and the clamp cap is provided with a block, and the block and the slot snap fit. 3. The dart with empennage inserted according to claim 1, characterized in that: it also includes a fin positioning part, and the fin positioning part includes a connecting ring sleeved on the dart shaft and a connecting ring arranged on the connecting ring. A plurality of positioning beams on the positioning beam, the positioning beam is provided with a first positioning groove, the number of the positioning beams is equal to the number of the fins, and one end of each fin is inserted into the corresponding first positioning slot. groove. 4 . The dart with empennage according to claim 3 , characterized in that: said dart shaft is provided with an annular locking platform, and said connecting ring is pressed against said annular locking platform. 5. The dart with empennage according to claim 1, wherein a plurality of slots are arranged in the tightening cap, the number of the slots is equal to the number of the clamping posts, and one clip Holder is inserted into a slot. 6. The dart with empennage according to claim 1, characterized in that: said dart body is provided with threaded grooves, said dart shaft is provided with threaded posts, and said threaded grooves cooperate with said threaded posts, so that A reinforcement bone is provided inside the dart shaft, and the reinforcement bone passes through the threaded column and extends into the dart shaft. 7. The dart with empennage inserted according to claim 6, characterized in that: the reinforcing bone is made of metal. 8. The dart with empennage according to claim 6, characterized in that: said thread notch is provided with a positioning slot, and the end of said threaded post is provided with a positioning bump, said positioning slot is in contact with said positioning slot. Match the above positioning protrusions. 9. The dart with empennage inserted according to claim 1, characterized in that: the dart shaft and the clamping column are integrally formed. 10 . The dart with empennage according to claim 1 , wherein a second positioning groove is provided on the outer wall of the tightening cap, and the second positioning groove cooperates with the fin. 11 .