CN111220021A

CN111220021A - Short bow

Info

Publication number: CN111220021A
Application number: CN202010302069.5A
Authority: CN
Inventors: 张迩通; 奚青
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-06-02

Abstract

The invention relates to a short bow, which comprises a bow body and bow arms respectively fixed on the left side and the right side of the front end surface of the bow body, a bowstring is fixedly connected between the bow arms, an arrow groove is arranged in the bow body along the length direction, the arrow groove forms an arrow outlet on the front end surface of the bow body, the string grooves which are communicated with the arrow groove and are used for bow string movement are arranged on the left side surface and the right side surface of the bow body, the string groove comprises a string groove A and a string groove B which are communicated, the string groove A is arranged along the length direction of the bow body, the string groove B is positioned at the rear end of the bow body, an included angle is formed between the string groove B and the string groove A, a pull rod is arranged in the bow body, the pull rod is inserted into the bow body in a sliding way from the rear end surface of the bow body, a draw hook for hooking bowstrings is arranged on the pull rod, when the pull rod moves towards the front end of the bow body, the draw hook extrudes the bowstring, and the bowstring is transferred from the front end face of the draw hook to the rear end face of the draw hook to realize winding.

Description

Short bow

Technical Field

The invention relates to a short bow.

Background

The bow is a weapon used for archery in ancient times. The traditional bow mainly comprises a bow arm, a bow string and a bow and an arrow.

Along with the development of the times, the bow has more and more structures, people often design auxiliary string pulling devices and aiming devices with more complex structures for the purposes of labor saving and accurate shooting, and although the accuracy is improved by the design, the bow is easier to use, the manufacturing cost of the bow is invisibly increased, the whole bow is more complex, and the bow often gives beginners the feeling that the bow is a tight pavilion.

Disclosure of Invention

The invention mainly aims to provide a short bow which is simple in structure, and can be used for realizing the winding and releasing of bowstrings by pulling a pull rod in a reciprocating manner after a bow and an arrow are put in from an arrow inlet groove so as to excite the bow and the arrow to shoot.

In order to achieve the purpose, the invention adopts the technical scheme that:

a short bow comprises a bow body and bow arms fixed on the left side and the right side of the front end face of the bow body respectively, wherein bowstrings are fixedly connected between the bow arms, arrow grooves are formed in the bow body along the length direction, arrow outlets are formed in the front end face of the bow body by the arrow grooves, string grooves which are communicated with the arrow grooves and used for bow string movement are formed in the left side and the right side of the bow body, the string grooves comprise string grooves A and string grooves B which are communicated with each other, the string grooves A are arranged along the length direction of the bow body, the string grooves B are arranged at the rear end of the bow body and form included angles with the string grooves A, pull rods are arranged in the bow body and can be slidably inserted into the bow body from the rear end face of the bow body, drag hooks used for hooking the bowstrings are arranged on the pull rods, when the pull rods move to the front end of the bow body, the bowstrings are extruded by the drag hooks, and are transferred to the rear end face, when the pull rod moves towards the rear end of the bow body, the rear end face of the drag hook and the wall of the string groove B extrude bowstring, and the bowstring is extruded out from the rear end face of the drag hook, so that the bowstring is released.

Further, the pull rod is overlooked to be the U type, this internal pull rod groove with pull rod assorted that is equipped with of bow, the pull rod groove is located arrow groove both sides, with arrow groove parallel arrangement.

Furthermore, the drag hook is a right triangle, one right-angle side of the drag hook is fixedly connected with the surface of the pull rod, the bevel edge is arranged towards the front end of the bow body, and the top end of the other right-angle side of the drag hook is higher than the position of the bowstring.

Furthermore, a groove is formed in the groove wall of the string groove A close to one side of the hook tip of the draw hook, the groove is close to the front end face of the bow body, and the distance between the hook tip of the draw hook and the bottom face of the groove is slightly larger than the diameter of a bow string.

Furthermore, when the draw hook is inserted into the bow body, the height of the draw hook protruding out of the draw rod is larger than the width of the string groove.

Further, when the draw hook is inserted into the bow body, the height of the side projection of the string groove B is larger than that of the side projection of the draw hook.

Further, the notch of the groove, which is far away from one side of the front end face of the bow body, inclines towards the rear end face of the bow body.

Furthermore, an arrow inlet groove communicated with the arrow groove is formed in the top surface of the bow body.

Furthermore, the rear end of the bow body is inserted with a limit baffle through a tenon-and-mortise structure, and a through hole matched with the pull rod in shape is formed in the rear end face of the bow body after the limit baffle is fixedly connected with the bow body so that the bow pull rod can be inserted into the bow body to reciprocate.

Furthermore, a handle is fixedly arranged at the lower part of the front end of the bow body.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

the invention realizes the action of winding up by arranging the pulling pull rod to reciprocate in the bow body, extruding the bowstring by extruding the bowstring when pushing forwards, moving the bowstring from the front end surface of the drag hook to the rear end surface of the drag hook from the upper part of the drag hook, and pulling the bowstring by the drag hook to move to the string groove B, the tensioned bowstring is extruded out from the rear end face of the draw hook through the extrusion of the draw hook and the inner wall surface of the string groove B, thereby realizing the excitation of bowstring, exciting the bow and arrow arranged in the arrow groove from the interior of the bow body, and compared with the existing excitation device of the bow, the structure is simpler, the cost is low, the bowstring does not need to be pulled by other devices, and the bowstring can not be driven to move when pulled, so that the aiming is simpler, and through designing longer arouse structure stroke, promote the degree of difficulty of controlling the percussion opportunity, when making the beginner use, cultivate a shooting state of aiming at intentionally, not thinking the percussion.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic side cross-sectional view of the present invention.

Fig. 3 is a schematic view of the structure of the pull rod of the present invention.

Fig. 4 is a schematic structural view of the bow body.

FIG. 5 is a cross-sectional view of the bow body in the width direction.

Fig. 6 is a sectional structural view in the length direction of the bow body.

Fig. 7 is a schematic view of the upper chord structure of the bow.

Fig. 8 is a schematic structural view when the bow releases the string.

Detailed Description

As shown in fig. 1 to 6, a short bow comprises a bow body 10 and bow arms 101 respectively fixed on the left and right sides of the front end surface of the bow body 10, wherein bowstrings 102 are fixedly connected between the bow arms 101, and is characterized in that an arrow groove 103 is arranged in the bow body 10 along the length direction, the arrow groove 103 forms an arrow outlet on the front end surface of the bow body 10, a string groove 104 communicated with the arrow groove 103 and used for movement of the bowstrings 102 is arranged on the left and right side surfaces of the bow body 10, the string groove 104 comprises a string groove a1041 and a string groove B1042 which are communicated, the string groove a1041 is arranged along the length direction of the bow body 10, the string groove B1042 is arranged at the rear end of the bow body 10 and has an included angle with the string groove a1041, a pull rod 30 is arranged in the bow body 10, the pull rod 30 is hooked by being slidably inserted in the bow body 10 from the rear end surface of the bow body 10, a pull hook 301 for the strings 102 is arranged on the pull rod 30, when the pull rod 30 moves towards the, the draw hook 301 extrudes the bow string 102, the bow string 102 is transferred from the front end face of the draw hook 301 to the rear end face of the draw hook 301 to realize the winding, when the draw rod 30 moves towards the rear end of the bow body 10, the rear end face of the draw hook 301 and the groove wall of the string groove B1042 extrude the bow string 102, and the bow string 102 is extruded from the rear end face of the draw hook 301, so that the bow string 102 is released.

Specifically, the bow is characterized in that a metal (aluminum alloy and the like) bow body 10 is arranged, bow arms 101 are respectively installed on the left side surface and the right side surface through bolts, the end parts of the bow arms 101 are fixedly connected with bowstrings 102, arrow grooves 103 are milled in the bow body 10, arrow mouths are formed on one side of the arrow grooves 103 on the front end surface of the bow body 10, string grooves 104 communicated with the arrow grooves 103 and used for the movement of the bowstrings 102 are milled on the left side surface and the right side surface of the bow body 10, the bowstrings 102 penetrate through the string grooves 104, the string grooves 104 comprise string grooves A1041 and string grooves B1042 which are communicated, the string grooves A1041 and the arrow grooves 103 are arranged in parallel, the string grooves B1042 are arranged at the rear end of the bow body 10 and have an included angle of preferably 135 degrees with the string grooves A1041, meanwhile, a pull rod 30 which can be pulled along the arrow grooves 103 is arranged in the bow body 10, the pull rod 30 is inserted in the bow body 10 in a sliding mode from the rear end surface of the bow body 10, and a drag, the draw hook 301 can be arranged in a triangle, one side of the triangle is fixedly connected on the draw bar 30, when the pull rod 30 moves towards the front end of the bow body 10, the draw hook 301 extrudes the bowstring 102, the bowstring 102 is transferred from the front end surface of the draw hook 301 to the rear end surface of the draw hook 301 from the top of the draw hook 301 under the extrusion of the draw hook 301 to realize the winding up, when the pull rod 30 moves towards the rear end of the bow body 10, the bowstring 102 moves along with the rear end surface of the drag hook 301, and when a shearing angle appears between the rear end surface of the drag hook 301 and the groove wall of the string groove B1042, the two squeeze the bowstring 102 to extrude the bowstring 102 from the rear end surface of the drag hook 301, thereby releasing the bowstring 102, the bowstring 102 drives the bow and arrow in the arrow groove 104 to eject, the upper chord releasing is realized by the pulling of the setting pull rod 30, the positions of the bow body and the bow and arrow are basically kept still, and when the bow and arrow are shot out from the bow body 10, shooting accuracy is improved, shooting is more stable, and meanwhile, the required backward bending force of the bow in use is relatively weakened.

Further, the pull rod 30 is in a U shape in a plan view, a pull rod groove 105 matched with the pull rod 30 is arranged in the bow body 10, and the pull rod groove 105 is located on two sides of the arrow groove 103 and is arranged in parallel with the arrow groove 103.

Specifically, a pull rod groove 105 is milled in the bow body 10, the length of the pull rod groove 105 is greater than the whole length of the string groove 104, the pull rod groove 105 is located on two sides of the arrow groove 103, and the pull rod 30 is inserted into the pull rod groove 105 in a U shape, so that on one hand, an operator can conveniently pull the pull rod 30, and in actual use, a connecting rod can be arranged between the pull rods 30 to ensure that the pull rod 30 is more stable in pulling; on the other hand, the pull rod 30 is provided with the draw hook 301, so that the bow and the arrow can be effectively prevented from falling off from the arrow slot 103.

Furthermore, the draw hook 301 is in the shape of a right triangle, one right-angle side of the draw hook 301 is fixedly connected with the surface of the pull rod 30, the inclined side is arranged towards the front end of the bow body 10, and the top end of the other right-angle side of the draw hook 301 is higher than the position of the bowstring 102.

Specifically, the draw hook 301 is arranged to be a right triangle, one right-angle side of the draw hook is fixedly connected with the surface of the pull rod 30, the inclined side is arranged towards the front end of the bow body 10, when the pull rod 30 is pushed to move towards the front end face of the bow body 10, the inclined face is in contact with the bowstring, and the bowstring can be easily transferred from the front end face to the rear end face of the draw hook 301 along the inclined face to realize winding.

Furthermore, a groove 108 is formed in the groove wall of the string groove a1041 on the side close to the hook tip of the draw hook 301, the groove 108 is arranged close to the front end face of the bow body 10, and the distance between the hook tip of the draw hook 301 and the groove 108 bottom face is slightly larger than the diameter of the bow string 102. By providing a groove 108, the winding up action can be achieved more easily.

Further, when the draw hook 301 is inserted into the bow body 10, the height of the draw hook 301 protruding out of the draw bar 30 is larger than the width of the string groove 104. Such setting can prevent that the bow string from appearing the problem of unhooking when becoming flexible after using a period, and the arrow to the arrow in arrow slot 103 that also can be fine simultaneously protects, makes it all the time in arrow slot 103, promotes the shooting degree of accuracy.

Further, when the draw hook 301 is inserted into the bow body 10, the height of the side projection of the string groove B1042 is greater than the height of the side projection of the draw hook 301. This arrangement ensures that the pull hook 301 is pulled and the bow string 102 can be released from the pull hook 301 by the pull hook 301 and the string groove B1042.

Further, the notch of the groove 108 on the side away from the front end face of the bow body 10 is inclined toward the rear end face of the bow body 10. The groove 108 is inclined towards the rear end face of the bow body 10 away from the notch on the front end face side of the bow body 10, so that the problem that the groove wall of the groove 108 scraped by the bowstring 102 in the process of pulling back the upper string can be prevented from being separated.

Further, an arrow inlet groove 106 communicated with the arrow groove 103 is arranged on the top surface of the bow body 10. A plurality of arches can be conveniently put in the arrow inlet groove 103, so that the shooting is continuously carried out.

Furthermore, the rear end of the bow body 10 is inserted with a limit baffle 40 through a mortise-tenon structure, and a through hole 109 matched with the shape of the pull rod 30 is formed on the rear end face of the bow body 10 after the limit baffle 40 is fixedly connected with the bow body 10, so that the bow pull rod 30 can be inserted into the bow body 10 to reciprocate. Through setting up limit baffle 40, restrict the motion range position of pull rod 30 and avoid the problem of pulling out bow body 10 with pull rod 30 to appear.

Further, a handle 107 is fixedly mounted on the lower portion of the front end of the bow body 10. Is convenient for the user to hold.

The specific working principle, fig. 7 and 8, when in use, a plurality of arches are placed into the arrow inlet groove 103, the pull rod 30 is pushed to the front end face of the bow body 10 to realize the action of winding up the bowstring 102, then the pull rod 30 is pulled back, the bowstring 102 is released by the extrusion of the drag hook 301 and the string groove B1042 to drive the arches to be ejected out from the arrow outlet, the arches are more stable in the shooting process, the shooting process is repeated, and the arches in the arrow inlet groove 103 are ejected one by one.

Claims

1. A short bow comprises a bow body (10) and bow arms (101) fixed on the left side and the right side of the front end face of the bow body (10) respectively, wherein bowstrings (102) are fixedly connected between the bow arms (101), the short bow is characterized in that arrow grooves (103) are formed in the bow body (10) along the length direction, arrow outlets are formed in the front end face of the bow body (10) by the arrow grooves (103), string grooves (104) for the movement of the bowstrings (102) are formed in the left side and the right side of the bow body (10), the string grooves (104) comprise string grooves A (1041) and string grooves B (1042) which are communicated and arranged, the string grooves A (1041) are arranged along the length direction of the bow body (10), the string grooves B (1042) are arranged at the rear end of the bow body (10) and form included angles with the string grooves A (1041), a pull rod (30) is arranged in the bow body (10), and the pull rod (30) can slide in the bow body (10) by the rear end face of the bow body (10), the pull rod (30) is provided with a draw hook (301) used for hooking the bowstring (102), when the pull rod (30) moves towards the front end of the bow body (10), the draw hook (301) extrudes the bowstring (102), the bowstring (102) is transferred from the front end face of the draw hook (301) to the rear end face of the draw hook (301) to realize winding, when the pull rod (30) moves towards the rear end of the bow body (10), the rear end face of the draw hook (301) and the groove wall of the string groove B (1042) extrude the bowstring (102) from the rear end face of the draw hook (301), and therefore the bowstring (102) is released.

2. A short bow according to claim 1 wherein: pull rod (30) overlook and are the U type, be equipped with in bow body (10) with pull rod (30) assorted pull rod groove (105), pull rod groove (105) are located arrow groove (103) both sides, with arrow groove (103) parallel arrangement.

3. A short bow according to claim 1 wherein: the draw hook (301) is in the shape of a right triangle, one right-angle side of the draw hook (301) is fixedly connected with the surface of the pull rod (30), the inclined side is arranged towards the front end of the bow body (10), and the top end of the other right-angle side of the draw hook (301) is higher than the position of the bow string (102).

4. A short bow according to claim 1 wherein: the groove wall of the string groove A (1041) close to one side of the hook tip of the draw hook (301) is provided with a groove (108), the groove (108) is close to the front end face of the bow body (10), and the distance between the hook tip of the draw hook (301) and the groove bottom face of the groove (108) is slightly larger than the diameter of the bow string (102).

5. A short bow according to claim 4, wherein: when the draw hook (301) is inserted into the bow body (10), the height of the draw hook (301) protruding out of the draw rod (30) is larger than the width of the string groove (104).

6. A short bow according to claim 5, wherein: when the draw hook (301) is inserted into the bow body (10), the height of the side projection of the string groove B (1042) is greater than that of the draw hook (301).

7. A short bow according to claim 1 wherein: the notch of the groove (108) far away from one side of the front end face of the bow body (10) inclines towards the rear end face of the bow body (10).

8. A short bow according to claim 1 wherein: an arrow inlet groove (106) communicated with the arrow groove (103) is arranged on the top surface of the bow body (10).

9. A short bow according to claim 1 wherein: the rear end of the bow body (10) is inserted with a limiting baffle (40) through a mortise-tenon structure, the limiting baffle (40) is fixedly connected with the bow body (10) and then forms a through hole (109) matched with the pull rod (30) in shape on the rear end face of the bow body (10) so that the bow pull rod (30) can be inserted into the bow body (10) to reciprocate.

10. A short bow according to claim 1 wherein: the lower part of the front end of the bow body (10) is fixedly provided with a handle (107).