TWI573980B - Bow and arrow device (b) - Google Patents

Description

Bow and arrow device (2)

The invention relates to a bow and arrow device (2), in particular to a bow and arrow which can provide a user with the most stable and accurate manner, and which is more convenient in assembly and disassembly, which is an excellent practicality. invention.

The bow and arrow is a kind of object with lethality and good music. With the evolution of the times, the bow and arrow have been promoted from hunting to sports competitions. The archery movement not only requires extreme concentration, but also requires the use of wrists and arms. With the stability of the feet, it is a fine traditional exercise that can train both the body and the mind. The general bow and arrow has two types, one of which is a half-moon type of shooting bow, and the other is a gun-shaped crossbow. The two types of bows are different in use, and the half-moon type bow must be used in use. The strength of the two arms is greatly pulled, and the bow and arrow are shot through the elastic force of the bowstring, while the crossbow is like a pistol shooting. Just use the force of the finger to buckle the trigger to drive the bowstring and shoot the bow and arrow. Although the two launch methods are different, The constant point is that users must stand firm, maintain balance and stability of the arm, and the skill of the fingers and wrists, so that the bow can be launched smoothly and smoothly, and maintain certain stability and accuracy. Degree, which uses the crossbow most users to use more skills to shoot accurately.

Please refer to the fifth to sixth figures, which are generally known crossbows having a bow body (10), a bow rod (20) and a bow string (30), the bow body (10) The top end of the assembly groove (101) is further recessed, and one end of the assembly groove (101) is open; One end of the bow (20) is inserted into the sliding groove of the assembly groove (101), and is partially exposed to the bow body (10), and a sliding portion is further laterally disposed at one end of the bow (20) exposed to the bow body (10). a groove (201), the sliding groove (201) separating the bow (20) is formed with an upper rod portion (202) and a lower rod portion (203), wherein a screw bolt is further disposed at an end surface of the lower rod portion (203) ( 40); the bowstring (30) is installed at one end of the exposed bow (10) of the bow (20), and is attached to the side of the bow (20) with the screw bolt (40), and the other The screw (50) penetrates the bowstring (30) and is interlocked with the screw bolt (40), thereby fixing the bowstring (30) to the bow (20), and the crossbow is designed on the bow (20), It is the closest to the conventional device.

The same as the conventional device, in general, in order to reduce the weight of the user's operation, the bow (20) is mostly made of plastic (because if it is made of metal, the importance will be quite heavy, this For the user, it is quite impossible to make the aiming support; however, if the bow (20) made of plastic material, the screw bolt (40) cannot be plastic because it is matched with the metal screw (50). Therefore, it must also be made of metal, so there are the following defects:

1. The metal screw bolt (40) is not easy to fix to the plastic bow (20), and it is easy to cause the bow (20) to collapse.

2. If it is buried, the cost will increase, and it will easily cause damage to the buried part.

3. Furthermore, when the bow and arrow device is fired, the arrow body is placed on the arrow groove (204) of the bow (20), and the arrow body will slightly open the frame arrow during the shooting process. (204) The second side wall, so after long-term operation, the two side walls of the arrow groove (204) will be deformed and cracked due to the slight expansion of the arrow body, except that the arrow body cannot be stabilized in the frame arrow groove, and After the high-speed shot of the arrow body, the resonance sound is generated due to the deformation and the gap of the side wall of the arrow groove (20). The sound that makes the arrow shoot out becomes larger, which is quite unacceptable to the user, because on the one hand, it affects the feeling of the ear, and the ear is the organ that balances the feeling, on the other hand, it will also be used. The heart is dry and dry.

If it is changed to metal in order to avoid the collapse of the bow (20), the load weight of the user in operation is increased, and the metal bow (20) causes a loss of overall cost and price.

To this end, the relevant industry must further think and improve in the field of bow and arrow, so that many users can hold the crossbow in the most relaxed way, and achieve the most accurate shooting accuracy without any increase in cost price. Wait. In view of the above situation, the inventors invested a lot of time to study relevant knowledge, and compared various advantages and disadvantages, research and development of related products, and many experiments and tests, and finally launched a "bow and arrow device (2)" Improve the above-mentioned missing to meet the needs of the public.

The main objective of the present invention is to provide the user with the stability of aiming while holding the crossbow, and the smoothness, smoothness, low sound of the bow and arrow when shooting, reducing the excessive deviation of the arrow rail, and further reducing the overall Cost and price, the lack of technical improvement in the use of the technology, the use of plastic gun body in the assembly with the bowstring, it is easy to cause the screw bolt in the assembly, control collapse or due to long-term operation of the undercut arrow The side wall is deformed and cracked due to the slight opening of the normal state of the arrow, which in turn causes a resonance sound when the arrow body is fired, but the metal is used to cause an increase in the overall weight.

To this end, the inventors have tried to achieve the object and effect of the foregoing invention, and a bow and arrow device (2) of the present invention is used for shooting an arrow, which includes: a bow crank comprising a main body portion and a lower end portion, wherein the bow portion is disposed at a tail end of the main body portion, and the main body portion is further recessed downwardly on a top surface opposite to the side of the bow portion a rail, and one end of the slide rail is open, and an aiming positioning member is disposed at an opposite end of the sliding rail opening portion, and a firing grip portion is further formed at an opposite end of the main body portion where the sliding rail is disposed, and The firing grip portion has a firing member, and a lower bow portion is further formed at a front end of the main body portion, and a concave recessed space is formed between the top surface of the lower bow portion and the end surface of the main body portion. The front end of the lower bow has a joint portion, and a screw hole is formed in the front end surface of the joint portion; a bow body is disposed on the main body portion, and the slide shaft body is slidably fixed in the slide rail and is The aiming positioning members are assembled to each other, and the other end of the bow body is convexly protruded outside the sliding rail, and a protruding groove is formed between the convex end of the bow body and the lower bow portion, and the bow body is In the middle, there is an arrow groove connecting the slot, and the arrow is The arrangement of the split shaft is formed with two bows, and the front end faces of the bows are respectively recessed with a screw hole; a bow string group is arranged at one end of the bow shaft and inserted into the slot, and The bow string assembly includes a semi-moon-shaped main bow member and an axle assembly. The top surface of the main bow member and the corresponding bow body are further recessed with a limiting slot, and the main bow member is convexly provided with a fastening portion corresponding to the joint portion. a portion of the inner wall surface of the limiting slot respectively has a positioning block and corresponding to one side of each of the bow rods, wherein the positioning block further defines a screwing hole corresponding to the screw hole, and the fastening portion The screw hole of the corresponding joint portion defines a screw hole, and the axle assembly includes two steering wheels disposed at two ends of the main bow member, a main string surrounding the circumference of the two steering wheels, and a winding on the two steering wheels. a substring of the side, wherein the substring is disposed in the slot when the main bow and the bow body are assembled with each other, and the main string is located above the bow body, and the main string is placed by the user along the top of the bow Pulling and fixing toward the aiming member; multiple screw-solid components, each Solid-based fixing member bowstring and the bow crank set, and some screwing element The threaded holes of the two positioning blocks are respectively inserted into and locked with the screw holes of the two bows, and the screwing solid elements of the other part are penetrated by the screw holes of the joint portion and locked to the corresponding screw holes; Wherein, with the above structure, because the locking members of the screw elements can tightly fix the bow string group and the main body portion, the center of gravity can be maintained stable, and the arrow body can achieve accurate shooting accuracy during the shooting process. And the two bows of the arrow groove are fixedly supported by the bow string and the bow body by the screwing of the screwing component, and the deformation and the gap are not caused by the long-term operation, except that the structure is more stable. , and reduce the occurrence of resonance sound when the arrow is fired.

According to a further feature of the present invention, wherein the thickness of the bow is less than or equal to one-half of the thickness of the lower bow, the present invention has the best effect.

According to a further technical feature of the present invention, the bow body is made of metal and the main body portion is made of a plastic material, which is an optimal embodiment.

In combination with the technical features described above for the present invention, the advantage is that the thickness difference between the bow body and the lower bow portion allows the user to stably hold the operation for a long time and maintain the most accurate shooting accuracy. In addition, the main arch member is locked to the bow body by the screwing member, so that the center of gravity of the main bow member is located in the upper half portion, and the tilting deviation of the main bow member is not generated in comparison with the prior art. It does not affect the accuracy of the range, and the bow body is provided by the screw of the screwing component, so that the two side walls of the arrow groove of the bow body can be supported, thereby reducing the long-term operation, the frame arrow The deformation and the gap of the two side walls of the groove reduce the occurrence of resonance during the firing of the arrow, and the installation and the assembly of the screw are also simple and convenient. Therefore, the present invention can be said to be a practical and progressive invention, which is quite worthy of promotion by the industry and is publicized to the public.

(this invention)

(1)‧‧‧ Bow crank

(11) ‧ ‧ main body

(111)‧‧‧Slide rails

(112)‧‧‧Scratch grip

(12) ‧ ‧ bow department

(13) ‧‧‧ lower bow

(131) ‧ ‧ Joint Department

(132)‧‧‧Spiral holes

(14) ‧‧‧ recessed space

(2) ‧‧‧Targeting parts

(3) ‧‧‧Send

(4) ‧‧‧ bow shaft

(41)‧‧‧ slotting

(42)‧‧‧ rod

(43)‧‧‧Spiral slot

(5) ‧‧‧ Arrow slot

(6) ‧‧‧string group

(61) ‧ ‧ main bow

(611)‧‧‧ Limit slots

(612)‧‧‧Deduction Department

(613)‧‧‧Spiral holes

(62)‧‧·Axle kit

(621)‧‧‧Steering wheel

(622)‧‧‧ lead string

(623)‧‧‧Substring

(7) ‧‧‧ positioning block

(71)‧‧‧Silver lock hole

(8)‧‧‧Spiral components

(known technology)

(10) ‧‧‧ bow body

(101)‧‧‧Assemble slot

(20)‧‧‧Bow

(201) ‧‧ ‧ sliding ditch

(202)‧‧‧上上部

(203) ‧‧‧ Lower Part

(204)‧‧‧Architecture

(30)‧‧‧ bowstring

(40) ‧‧‧Spiral bolts

(50)‧‧‧ screws

The first figure is a perspective view of the present invention.

The second drawing is an exploded perspective view of the present invention.

The third figure is a schematic cross-sectional view of the AA line segment of the first figure.

The fourth figure is a perspective view of another aspect of the present invention.

The fifth figure is a schematic perspective view of a conventional technique.

The sixth figure is a schematic exploded view of a conventional technique.

In order to clearly illustrate the above objects and effects of the present invention, the features and effects of the present invention will be described in detail with reference to the accompanying drawings. Referring to the first to third figures, a bow and arrow device (2) of the present invention is used for shooting a rocker, comprising: a bow crank (1) comprising a main body portion (11) and a bow bracket a portion (12), the bracket portion (12) is disposed at a tail end of the main body portion (11), and the main body portion (11) is further recessed downward on a top surface opposite to the side of the bracket portion (12) There is a slide rail (111), and one end of the slide rail (111) is open, and an aiming positioning member (2) is disposed at an opposite end of the open portion of the slide rail (111), and the main body portion (11) The opposite end of the slide rail (111) is further formed with a firing grip portion (112), and the firing grip portion (112) is provided with a firing member (3), and further at the front end of the main body portion (11) Extending a lower bow portion (13), and a concave recessed space (14) is formed between the top surface of the lower bow portion (13) and the end surface of the main body portion (11), and the lower bow portion (13) is further formed at the lower bow portion (13) The front end has a joint portion (131), and a screw hole (132) is concavely formed in the front end surface of the joint portion (131); the fire-fighting member (3) controls the shooting of the aiming member (2) to shoot the arrow body. Make The user can operate with the bow portion (12) to support the muscles of the shoulder socket, the chest, etc., and hold the grip portion (112) with one hand, and the C hand with the other hand. The lower edge of the front half of the main body portion (11) is used to assist the user's aiming and shooting, and finally the firing member (3) is pressed to push the arrow body with the elastic force of the bow string.

a bow body (4) is disposed on the main body portion (11), and the sliding shaft body (4) is slidably fixed in the sliding rail (111) and assembled with the aiming positioning member (2). The other end of the bow shaft (4) is convexly protruded from the slide rail (111), and a convex groove (41) is formed between the convex end of the bow body (4) and the lower bow portion (13). And an arrow groove (5) is connected to the slot (41) in the middle of the bow body (4), and the frame groove (5) is arranged to separate the bow body (4). a bow rod (42), a front end surface of each bow rod (42) is respectively recessed with a screw hole (43); and the frame arrow groove (5) is directed by the bow shaft (4) toward the aiming positioning member (2) The position of the set is extended; this allows the user to place the arrow body of the arrow into the arrow groove (5), and fix the erection of the arrow through the arrow groove (5) to avoid the path of the arrow. The skew is generated to maintain the precision of the shooting and reduce the error; a string group (6) is set at one end of the bow body (4) and is inserted into the slot (41), and the bow string group (6) comprising a semi-moon-shaped main bow member (61) and an axle assembly (62), the main bow member (61) top surface and corresponding bow (4) further, a limiting slot (611) is further recessed, and a corresponding engaging portion (612) is protruded from the corresponding connecting portion (131) of the main bow member (61), and inner wall surfaces of the limiting slot (611) A positioning block (7) is respectively extended and corresponding to one side of each of the bows (42) having a screw hole (43), and each of the positioning blocks (7) further has a screw hole corresponding to the screw hole (43) ( 71), the fastening portion (612) corresponding to the screwing hole (132) of the joint portion (131) defines a screw hole (613) (shown in the third and fourth figures), and the axle kit ( 62) comprising two steering wheels (621) disposed at two ends of the main bow member (61), a main chord (622) surrounding the circumferential side of the two steering wheels (621), and a winding on the side of the two steering wheels (621) a substring (623), wherein the substring (623) is disposed in the slot (41) when the main bow member (61) and the bow shaft (4) are assembled with each other, and the main string (622) is located in the bow Above the body (4), and the main string (622) is subjected to the user along the top surface of the bow (4) and Pull and fix in the direction of the aiming member (2), so that the arrow can be launched by the elastic force of the main string (622) in the most standard straight line, and the range is in the most stable straight path, further lifting The accuracy of the target; the plurality of screw-solid elements (8), each of the screw-solid elements (8) is a fixed bowstring set (6) and a bow crank (1), and the partial screw-solid elements (8) are respectively composed of two positioning blocks ( 7) The screw hole (71) penetrates and is locked with the screw hole (43) of the two bows (42), and the other screw member (8) is screwed by the fastening portion (612). The hole (613) penetrates and is locked to the corresponding screw hole (132), and the three-point fixing structure of the bow string (6) and the bow crank (1) is achieved by the above screwing element (8); However, because the screwing elements (8) are locked, the bow string (6) and the main body portion (11) can be tightly fixed to maintain the center of gravity, and the target can achieve accurate shooting accuracy during the shooting process. And the second bow (42) of the arrow groove (5) is fixedly supported by the bow string (6) and the bow body (4) by the screwing of the screwing member (8), except for the structure. Beyond stability, it will not be operated for a long time. Deformation and gaps are generated, and the resonance sound is generated when the arrow is fired.

The foregoing is a main technical feature of the main embodiment of the present invention, which corresponds to the content of the first item of the patent application scope of the present application, and the object and the implementation form of the present invention are known in detail, and the technical features described in the remaining subsidiary patent scopes are The detailed description or additional technical features of the first content of the patent application scope, and not to limit the scope of the first paragraph of the patent application scope, it should be noted that the first item of the patent application scope of the present application does not necessarily include the scope of the remaining subsidiary patents. Technical characteristics.

When the user operates the invention, the main arch member (61) and the bow body (4) are fixed by the locking of the screwing member (8), so that the main bow member supported by the bow shaft (4) is 61) The center of gravity is maintained in the bow body (4), to avoid the inclination of the main bow member (61), so that the shooting path of the arrow body changes and the degree of influence is affected, and the present invention is applied to the production of the bow shaft (4). The main part (11) is made of plastic and is the best embodiment, and is locked by the screwing element (8). To achieve the overall structural stability, the same as the overall bow and arrow device does not affect the accuracy of the user's shooting due to excessive weight or easy wear and tear.

Furthermore, when such a bow and arrow device is fired, the arrow body is placed on the arrow groove (5) of the bow body (4), and because the screw hole (43) of the bow rod (42) is subjected to the screw The fixing member (8) is fixed to the screw locking hole (71) of the positioning block (7) of the bow crank (1) of the bowstring group (6), so that the bow (42) is a stable structure. It is not easy to cause deformation and cracks when it is used for a long time. Therefore, the arrow body will have a smooth humming sound when it is shot, which is a fairly stable and comfortable smooth sound for the user.

The invention is characterized in that the screw elements (8) are locked to fix the assembly of the main bow member (61), the bow body (4) and the main body portion (11), which also brings another advantage to the user and the user. In order to facilitate the disassembly and assembly, in general, the early crossbow has many parts in the assembly, and the assembly is too complicated, which easily causes confusion, loss, collapse, etc. of the user in the assembly, and The transportation is also inconvenient due to too many detailed parts. Therefore, through the locking of the screw elements (8), the user and the operator can generally decompose the bow string group (6) into a group, the bow body (4) and the bow. The crank (1) is a set of disassembly and transportation, and then only two sets of large components need to be locked by screwing the components (8) to complete the assembly, which not only shortens the time and physical strength of the assembly, but also avoids the parts. The occurrence of problems such as loss and damage, and the provision of most users can be easily assembled and disassembled. Compared with the prior art, the invention is more substantive and more accessible to the general user.

In addition, in the third figure, the slit (41) separates the bow body (4) and the lower portion (13) of the main body portion (11), and the thickness of the bow body (4) can be made smaller than When the thickness is equal to one-half of the thickness of the lower bow portion (13), the present invention has the best effect manifestation.

The above is only a preferred embodiment for explaining the present invention, and is not intended to impose any form of limitation on the present invention. Any modifications or variations of the present invention made in the spirit of the present invention, which are otherwise applicable and have the same effect, are still included in the scope of the present invention.

In summary, the "bow and arrow device (2)" of the present invention is practically and cost-effectively and fully meets the needs of industrial development, and the disclosed structural invention has an unprecedented innovative structure, so that it has "Newty" should be taken care of, and the invention can be more effective than the conventional structure. Therefore, it is also "progressive". It fully complies with the requirements of the application requirements for invention patents in China's Patent Law. And please ask the bureau to review it early and give it affirmation.

(1)‧‧‧ Bow crank

(11) ‧ ‧ main body

(111)‧‧‧Slide rails

(112)‧‧‧Scratch grip

(12) ‧ ‧ bow department

(13) ‧‧‧ lower bow

(131) ‧ ‧ Joint Department

(14) ‧‧‧ recessed space

(2) ‧‧‧Targeting parts

(3)‧‧‧Scoring parts

(4) ‧‧‧ bow shaft

(42)‧‧‧Bow

(43)‧‧‧Spiral slot

(5) ‧‧‧ Arrow slot

(6)‧‧‧ bowstring group

(61) ‧ ‧ main bow

(611)‧‧‧ Limit slots

(62)‧‧·Axle kit

(621)‧‧‧Steering wheel

(622)‧‧‧ lead string

(623)‧‧‧Substring

(7) ‧‧‧ positioning block

(71)‧‧‧Silver lock hole

(8)‧‧‧Spiral components

Claims (3)

A bow and arrow device (2) for use in shooting a ball body, comprising: a bow crank comprising a main body portion and a bow portion, the bow portion being disposed at a tail end of the main body portion, and the main body portion a sliding rail is further recessed downwardly on a top surface opposite to the side of the bracket portion, and one end of the sliding rail is open, and an aiming positioning member is disposed at an opposite end of the opening of the sliding rail. The opposite end of the main body portion is further provided with a firing grip portion, and the firing grip portion defines a firing member. Further, a lower bow portion is further formed at a front end of the main body portion, and the lower bow portion has a top surface. Forming a recessed recessed space between the end surface of the main body portion, and having a joint portion at the front end of the lower bow portion, and a screw hole is formed in the front end surface of the joint portion; a bow shaft is assembled In the main body portion, one end of the bow body is fixed in the slide rail and is assembled with the aiming positioning member, and the other end of the bow shaft is convexly protruded outside the slide rail, and the convex end of the bow shaft is convex. Forming a slot between the lower bow and the bow In the middle of the section, there is an arrow groove connecting the slot, and the frame of the arrow is arranged to form a bow shaft, and the front end faces of the bows are respectively recessed with a screw hole; a bow string group, The group is disposed at one end of the bow shaft and is inserted into the slot, and the bow string includes a semi-moon-shaped main bow member and an axle assembly, and the top surface of the main bow member is further recessed corresponding to the bow shaft a limiting slot is formed, and a corresponding engaging portion is protruded from the corresponding connecting portion, and the inner wall surfaces of the limiting slot respectively extend with a positioning block and respectively correspond to the side of each of the bows having the screw hole, and Each of the positioning blocks further has a screwing hole corresponding to the screw hole, and the fastening portion defines a screwing hole corresponding to the screwing hole of the joint portion, and the axle assembly includes two steering wheels disposed at two ends of the main bow member. a main chord surrounding the circumference side of the two steering wheels, and a sub-chord of a winding on the side of the two steering wheels, wherein the sub-chord is disposed in the slot when the main bow member and the bow body are assembled with each other, and the main string is located Above the bow shaft, and the main string is subjected to the user along the top surface of the bow and toward Aiming at the direction of the positioning member And fixed; a plurality of screw-solid components, each of the screw-solid components is a fixed bowstring group and a bow crank, and a part of the screw-solid components are respectively inserted by the screw-locking holes of the two positioning blocks and locked with the screw holes of the two bows, and the other part The screwing component is penetrated by the screwing hole of the joint portion and is locked to the corresponding screwing hole; wherein, with the above structure, the bow string group and the main body portion can be locked by the screwing of each screwing component Tightly fixed to achieve the center of gravity to maintain stability, so that the arrow body achieves accurate firing accuracy during the shooting process, and the two bows of the arrow groove are screwed by the screwing elements to make the bow string and the bow shaft Closely fixed support, in addition to the more stable structure, it will not cause deformation and gap due to long-term operation, and reduce the resonance of the arrow when the shot is fired. According to the bow and arrow device (2) of claim 1, wherein the thickness of the bow is less than or equal to one-half of the thickness of the lower bow, the present invention has the best effect. The bow and arrow device (2) according to the first aspect of the patent application, wherein the bow body is made of metal and the main body is made of a plastic material as an optimum embodiment.