CN220912119U - Composite bow with ball type rotary handle structure - Google Patents

Abstract

The utility model relates to the technical field of compound bows and discloses a compound bow with a ball type rotary handle structure, which comprises a bow frame, wherein a handle is arranged in the middle of the outer surface of the bow frame, an inner sheath is arranged in the bow frame, ring grooves which are vertically symmetrical are formed in the outer wall of the inner sheath, a plurality of balls are arranged on the outer wall of the inner sheath, a protection assembly is arranged on the outer wall of the inner sheath, the protection assembly comprises a bearing seat, a first outer sheath, a second outer sheath and a groove, the first outer sheath is arranged on one side of the outer wall of the inner sheath, the second outer sheath is arranged on the other side of the outer wall, and the bearing seat is arranged in the bow frame. According to the utility model, the first outer sheath and the second outer sheath are driven to integrally drive the balls to roll along the annular grooves through the rotation of the handle, so that the friction force during rotation can be greatly reduced through the rolling of the balls, the purpose of smooth rotation is achieved, and the precision problem caused by the stress difference of the push bow is effectively avoided.

Description

Composite bow with ball type rotary handle structure

Technical Field

The utility model relates to the technical field of compound bows, in particular to a compound bow with a ball type rotary grip structure.

Background

The composite bow is a modern archery weapon, is made of various materials (generally comprising composite materials), combines the traditional bow and modern technology, uses components such as a string-stretching system, a wheel set and a rod, and the like to provide higher shooting efficiency and performance, and with the development of the era, the audience group of the composite bow is more and more, so that the composite bow with a rotary handle is now out, which is different from the handle structure of the traditional composite bow and can be adjusted according to the wrist posture and personal preference of a shooter.

In publication number CN 215598215U, a compound bow provided with a new grip is disclosed. Including bow frame, sight, shock attenuation balancing pole, divide string ware pole, bow piece, shaft, bow string, its characterized in that: comprises a connecting column; the connecting column is arranged at the lower part of the bow frame; the connecting column is externally provided with a handle; the handle is connected with the connecting column by adopting a rotating shaft; a limit button is arranged in the upper part of the grip; springs are arranged between the two sides of the limiting button and the handle; a plurality of limit grooves are circumferentially equidistant from the position of the connecting column relative to the limit button; a plurality of limit teeth are arranged on one side of the limit button opposite to the position of the limit groove, and in the application, the friction force of the handle is overlarge when the handle rotates, so that the handle rotates smoothly, and the problem of precision caused by the stress difference of the push bow can be possibly caused.

Disclosure of utility model

In order to make up for the defects, the utility model provides a compound bow with a ball type rotary handle structure, which aims to solve the problem that the friction force of the compound bow rotary handle is overlarge in the rotating process.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a compound bow with rotatory handle structure of ball, includes the bow frame, bow frame surface middle part is provided with the handle, the inside inner sheath that is provided with of bow frame, the annular of upper and lower symmetry has been seted up to the inner sheath outer wall, the inner sheath outer wall is provided with a plurality of balls, the inner sheath outer wall is provided with protection component.

Through the technical scheme, the handle and the protection component drive the balls to roll in the annular groove, so that rotation is realized, and friction force is reduced.

As a further description of the above technical solution:

The protection assembly comprises a bearing seat, a first outer sheath, a second outer sheath and a groove, wherein the first outer sheath is arranged on one side of the outer wall of the inner sheath, the second outer sheath is arranged on the other side of the outer wall, and the bearing seat is arranged inside the bow frame.

Through the technical scheme, the ball can be clamped at the corresponding positions of the first protective sleeve and the second protective sleeve at the groove.

As a further description of the above technical solution:

The groove is formed in the inner walls of the first outer sheath and the second outer sheath, and the inner sheath is arranged between the bearing seats.

Through above-mentioned technical scheme, all have a recess that corresponds ball quantity in first oversheath and the second oversheath, can align to recess department through the rotation, the bearing frame corresponds the block position from having the ball can both can reduce friction through the rotation of ball in the middle of the handle and upper and lower position when rotating.

As a further description of the above technical solution:

the outer walls of the first outer sheath and the second outer sheath are provided with sliding grooves.

Through the technical scheme, the handle can be quickly abutted through the sliding groove.

As a further description of the above technical solution:

the handle is internally fixedly connected with a clamping block which is in sliding connection with the inside of the chute.

Through the technical scheme, the clamping block can be clamped into the sliding groove, so that the butt joint of the handle, the first outer sheath and the second outer sheath is realized, and subsequent screw installation of staff is facilitated.

As a further description of the above technical solution:

Connecting rods are arranged on two sides of the bow frame.

Through the technical scheme, the connecting rod is made of a conventional composite arch bending material and can be bent to a certain extent.

As a further description of the above technical solution:

and one end of the connecting rod is provided with a chord-dividing bent rod.

Through the technical scheme, the bowstring can be separated by the bowstring separating crank.

As a further description of the above technical solution:

A bowstring is arranged between the branching crank rods.

Through the technical scheme, the arrow of the compound bow can be shot out by pulling the bowstring.

The utility model has the following beneficial effects:

according to the utility model, the first outer sheath and the second outer sheath are driven to integrally drive the balls to roll along the annular grooves through the rotation of the handle, so that the friction force during rotation can be greatly reduced through the rolling of the balls, the purpose of smooth rotation is achieved, and the precision problem caused by the stress difference of the push bow is effectively avoided.

Drawings

FIG. 1 is a schematic perspective view of a compound bow with a ball-type rotary grip structure according to the present utility model;

FIG. 2 is an exploded view of a composite arch grip with a ball-type swivel grip according to the present utility model;

Fig. 3 is a schematic perspective view of an injection molded handle with a composite bow having a ball-type rotary grip structure according to the present utility model.

Legend description:

1. A bow rack; 2. a grip; 3. a bearing seat; 4. a ring groove; 5. a ball; 6. a first outer sheath; 7. a second outer sheath; 8. a groove; 9. a chute; 10. a clamping block; 11. a connecting rod; 12. a chord-dividing crank; 13. bowstring; 14. an inner sheath.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a compound bow with ball formula rotation handle structure, including bow frame 1, the middle part of bow frame 1 surface is provided with handle 2, the inside inner sheath 14 that is provided with of bow frame 1, the annular 4 of symmetry from top to bottom is seted up to inner sheath 14 outer wall, inner sheath 14 outer wall is provided with a plurality of balls 5, inner sheath 14 outer wall is provided with the protection subassembly, the protection subassembly includes first oversheath 6, second oversheath 7 and recess 8, first oversheath 6 sets up in inner sheath 14 outer wall one side, second oversheath 7 sets up in the outer wall opposite side, bearing frame 3 sets up in bow frame 1 inside;

Specifically, in order to enable the bow to be more fit with the wrist posture and the personal posture, the corresponding grip 2 can drive the first outer sheath 6 and the second outer sheath 7 to rotate, so that the corresponding grip 2 drives the corresponding balls 5 to roll in the ring grooves 4, friction force during rotation of the grip 2 is reduced, and the corresponding bearing seat 3 body is provided with rolling steel balls at the clamping position, so that friction can be reduced by rolling no matter the grip 2 is held up and down or in the middle position of a user.

The groove 8 is formed in the inner walls of the first outer sheath 6 and the second outer sheath 7, and the inner sheath 14 is arranged between the bearing seats 3;

Specifically, the number of grooves 8 is corresponding to the number of balls 5, so that the balls 5 can be helped to be clamped at corresponding positions for rolling, the clamping positions of the bearing seats 3 are also provided with rolling steel balls, and the application range of the rolling friction reduction can be further expanded.

The outer walls of the first outer sheath 6 and the second outer sheath 7 are provided with sliding grooves 9, a clamping block 10 is fixedly connected inside the grip 2, and the clamping block 10 is slidably connected inside the sliding grooves 9;

Specifically, the clamping block 10 is abutted into the chute 9, so that the handle 2 can be quickly and preliminarily abutted on the bow and then screwed and fixed.

Connecting rods 11 are arranged on two sides of the bow frame 1, and a chord distributing crank 12 is arranged at one end of each connecting rod 11;

Specifically, the connecting rod 11 can withstand small-amplitude bending and carry the pressure applied by the two-end split-chord levers 12.

A bowstring 13 is arranged between the branching crank rods 12;

in particular, the arrow can be ejected by pulling the bowstring 13.

Working principle: when the compound bow is used, the position of the handle 2 is held, so that the bowstring 13 is pulled, and at the moment, the position of the handle 2 generates a torsion force, so that the handle 2 rolls along the ring groove 4 by utilizing the clamping belt of the groove 8 of the first outer sheath 6 and the second outer sheath 7, small deflection is realized, different archery postures of various people are adapted, the bowstring 13 can apply pressure to the connecting rod 11 through the split curved rod 12 when the bowstring 13 is pulled, and the connecting rod 11 is bent to a certain extent.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides a compound bow with ball formula rotation handle structure, includes bow frame (1), its characterized in that: the novel bow rack is characterized in that a grip (2) is arranged in the middle of the outer surface of the bow rack (1), an inner sheath (14) is arranged in the bow rack (1), ring grooves (4) which are vertically symmetrical are formed in the outer wall of the inner sheath (14), a plurality of balls (5) are arranged on the outer wall of the inner sheath (14), and a protection assembly is arranged on the outer wall of the inner sheath (14).

2. A compound bow with ball-type swivel grip arrangement according to claim 1, wherein: the protection assembly comprises a bearing seat (3), a first outer sheath (6), a second outer sheath (7) and a groove (8), wherein the first outer sheath (6) is arranged on one side of the outer wall of the inner sheath (14), the second outer sheath (7) is arranged on the other side of the outer wall, and the bearing seat (3) is arranged inside the bow frame (1).

3. A compound bow with ball-type swivel grip arrangement according to claim 2, wherein: the groove (8) is formed in the inner walls of the first outer sheath (6) and the second outer sheath (7), and the inner sheath (14) is arranged between the bearing seats (3).

4. A compound bow with ball-type swivel grip arrangement according to claim 2, wherein: the outer walls of the first outer sheath (6) and the second outer sheath (7) are provided with sliding grooves (9).

5. A compound bow with ball-type swivel grip arrangement according to claim 4, wherein: the handle (2) is internally fixedly connected with a clamping block (10), and the clamping block (10) is in sliding connection with the inside of the sliding groove (9).

6. A compound bow with ball-type swivel grip arrangement according to claim 1, wherein: connecting rods (11) are arranged on two sides of the bow frame (1).

7. A compound bow with ball-type swivel grip arrangement according to claim 6, wherein: one end of the connecting rod (11) is provided with a chord-dividing crank (12).

8. A compound bow with ball-type swivel grip arrangement according to claim 7, wherein: a bowstring (13) is arranged between the bowstring rods (12).