CN105135943B - Sighting telescope and adjusting method thereof - Google Patents

Abstract

The invention provides a scope and an adjustment method thereof. The scope includes a scope body and an optical axis adjustment device for adjusting ballistic and windage angles. The optical axis adjustment device is placed outside the scope body. The present invention cancels the original internal adjustment steering mirror mechanism and changes it to the overall external adjustment of the sight, which completely avoids the adjustment restrictions of the original internal structure, and can expand the adjustment range of windage and ballistic, from the original 1.66 degrees to the current one. 4.8 degrees or even more. In this way, the shooting range of crossbows and guns using scopes is correspondingly expanded, meeting the demand for shooting adjustment in any situation, and the shooter can achieve shooting goals in any environment. When adjusting the trajectory and windage angle, the lens body moves as a whole, and the center points of each lens are always collinear, but the angle of the optical axis changes, and the image quality is not affected after adjustment.

Description

A sight and its adjustment method

technical field

The invention relates to an optical device, in particular to a scope and an adjustment method thereof.

Background technique

At present, the structure of guns and crossbow sights at home and abroad is shown in Figure 1, which mainly includes a mirror body 101, a zoom ring 102, an eyepiece tube 103, a ballistic adjustment screw 104, a wind deflection adjustment screw 105, a bracket 106, and a steering wheel. Mechanism 107, differentiation frame 108, differentiation wire 109, leaf spring 1010, the working principle is to adjust the steering mechanism 107 by adjusting ballistic adjustment screw 104 and wind deflection adjustment screw 105, thereby changing the position of differentiation wire 109, Then the shooter changes the direction of the gun according to the change of the position of the differentiation filament, and the adjusted wind speed and trajectory reach the required shooting direction. However, the adjustment range of the ballistic adjustment screw 104 and the windage adjustment screw 105 is limited by the elastic capacity of the leaf spring 1010. The maximum displacement of the differentiation wire 109 in the ballistic and windage directions can only reach 1.66 degrees, which cannot meet the needs of all guns and crossbows. shooting needs.

Contents of the invention

The technical problem to be solved by the present invention is to provide a sight and its adjustment method, which can greatly increase the displacement of the differentiation wire in the trajectory and windage direction, and the maximum windage angle can reach 4.8 degrees, thereby satisfying various types of guns and Bows and crossbows are required for shooting on most occasions.

In order to solve the above-mentioned technical problems, an embodiment of the present invention provides a sight, including a mirror body, and an optical axis adjustment device for adjusting ballistic and windage angles, characterized in that the optical axis adjustment device is placed outside the mirror body.

By placing the optical axis adjustment device outside the lens body, the lens body moves as a whole when adjusting the ballistic and windage angles. The center points of each lens are always collinear, but the angle of the optical axis changes, and the image quality is not affected after adjustment.

Wherein, the optical axis adjustment device includes a support body for installing the mirror body on the gun crossbow, and a mirror body support rod for adjustment, the lower end of the support body is detachably connected with the gun crossbow, and the support body The upper end of the mirror body is connected by a universal connection structure;

The mirror body support rod includes a C-shaped block, ballistic adjustment rod and windage adjustment rod, and the mirror body is stuck in the notch of the C-shaped block;

The upper end of the C-shaped block is provided with a windage adjustment groove, and the mirror body is provided with a windage adjustment groove at a position corresponding to the windage adjustment groove, and the windage adjustment rod passes through the windage adjustment groove and is inserted into the windage adjustment groove. inside the adjustment groove;

A ballistic adjustment groove is provided on the side wall of the C-shaped block, and a ballistic adjustment groove is provided on the mirror body corresponding to the ballistic adjustment groove, and the ballistic adjustment rod passes through the ballistic adjustment groove and is inserted into the ballistic adjustment groove .

Preferably, the windage adjustment rod is inscribed with the windage adjustment groove, and the ballistic adjustment rod is inscribed with the ballistic adjustment groove.

Further, the mirror body support rod also includes a ballistic adjustment screw and a windage adjustment screw, the C-shaped block is provided with a windage adjustment hole vertically connected with the windage adjustment groove, and the windage adjustment screw is from the wind After being inserted into the deflection adjustment hole, it is screwed with the wind deflection adjustment rod;

The side wall of the C-shaped block is provided with a ballistic adjustment hole vertically connected to the ballistic adjustment groove, and the ballistic adjustment screw is screwed with the ballistic adjustment rod after being inserted into the ballistic adjustment hole.

Preferably, both the windage adjustment groove and the ballistic adjustment groove are waist-shaped grooves.

Wherein, the lower end of the C-shaped block is provided with an elastic adjustment hole, which is provided with an elastic adjustment device for the elastic force required for the movement of the mirror body in the ballistic direction and the wind direction.

Further, the elastic force adjusting device is composed of a spring sleeve, a spring and a spring seat connected in series, and the front end of the spring sleeve is in contact with the mirror body.

Wherein, the lower end of the ballistic adjusting screw is inserted into a ballistic adjusting dial, and the shooting distance adjustment value is engraved on the ballistic adjusting dial.

Further, the outer circumference of the ballistic adjustment dial is provided with torx teeth.

Wherein, the universal connection structure includes a spherical inner adjusting ring screwed on the outside of the mirror body, an inner spherical surface arranged on the upper end of the bracket body, and an adjusting ring pressure ring, and the inner adjusting ring is fixed to the bracket body through the adjusting ring pressing ring connected and spherically fitted with the inner spherical surface.

Further, the bracket body is provided with a waist hole, and the inner adjustment ring is provided with a threaded hole at a position corresponding to the waist hole, and the adjustment ring pin is screwed to the threaded hole after passing through the waist hole.

Wherein, the support body is divided into two parts: support body 1 and support body 2, and the assembled lower ends of the support body 1 and support body 2 form a slot for clamping with the crossbow.

Further, the support body 1 and the support body 2 are fixedly connected by a screw passing through the support body 1 and a nut provided on the outside of the support body 2.

Wherein, the lens body includes an eyepiece barrel and an objective lens barrel, the objective lens barrel is clamped in the notch of the C-shaped block, and the universal connection structure is arranged between the eyepiece barrel and the objective lens barrel.

Wherein, the axial distance from the center of the windage adjustment groove to the center point of the universal connection structure is L, the length of the windage adjustment groove is T, and the calculation formula of the windage adjustment angle is as follows:

α=arctan(T/2L).

In the above formula, L is determined by the length of the optical path of the scope. The shorter the optical path, the larger the angle adjustable range. The optical path of this product is developed by the inventor himself, which is relatively short compared with similar products on the market. If T is made bigger, the volume of the product will increase, the weight will increase, and the practicability will be reduced. At present, the wind deflection adjustable angle designed by the inventor is 0~4.8 º, which can meet the shooting angle requirements of all guns and bows. The shooting angle requirements of guns and bows are based on the shooting distance and the

It depends on the characteristics of the bullet.

The key to the design of this sight is that the optical path and the length of L are required to be as short as possible, so that the overall volume and weight of the product are relatively small, and the spring of the universal adjustment mechanism can provide stable workability, so the length of this sight can be achieved 120mm, the shortest among similar products.

Wherein, the axial distance from the center of the ballistic adjustment groove to the center point of the universal connection structure is l, the length of the ballistic adjustment groove is t, and the calculation formula of the ballistic adjustable angle is as follows:

β=arctan(t/2l).

In the above formula, l is determined by the length of the optical path of the scope. The shorter the optical path, the larger the angle adjustable range. The optical path of this product is developed by the inventor himself, and it is relatively short compared with similar products on the market. t If it is made larger, the volume of the product will increase, the weight will increase, and the practicability will be reduced. At present, the trajectory adjustable angle designed by the inventor is 0~4.8 º, which can meet the shooting angle requirements of all guns and bows and arrows. The shooting angle requirements of guns and bows and arrows are determined according to the shooting distance and the characteristics of bullets.

The present invention also provides a method for adjusting the scope described above, including a windage adjustment method and a ballistic adjustment method, the steps of which are as follows:

(1) Install the scope on the crossbow through the bracket body;

(2) Shoot the crossbow with the scope installed at the target;

(3) Measure the offset X and Y of the hit point relative to the bullseye;

(4) Rotate the trajectory adjustment dial and windage adjustment knob according to the offset;

(5) Re-shooting;

(6) Observe the hit position. If the target is still not hit, repeat steps (3)~(5) until the target is hit. At this point, the scope adjustment is considered complete.

The beneficial effects of above-mentioned technical scheme of the present invention are as follows:

The present invention cancels the original internal adjustment steering mirror mechanism and changes it to the overall external adjustment of the sight, which completely avoids the adjustment restrictions of the original internal structure, and can expand the adjustment range of windage and ballistic, from the original 1.66 degrees to the current one. 4.8 degrees or more. In this way, the shooting range of crossbows and guns using scopes is correspondingly expanded, meeting the demand for shooting adjustment in any situation, and the shooter can achieve shooting goals in any environment.

Description of drawings

Fig. 1 is a schematic structural view of an existing scope in the background technology of the present invention;

Fig. 2 is a schematic structural diagram of Embodiment 1 of the present invention;

Fig. 3 is a structural exploded view 1 of Embodiment 1 of the present invention;

Fig. 4 is a structural exploded view 2 of Embodiment 1 of the present invention.

Explanation of reference signs:

1. Mirror body;

2. Objective lens tube;

3. Eyepiece tube;

4. Mirror body support rod; 40. C-shaped block;

5. Wind deflection adjustment screw;

6. Ballistic adjustment screw;

7. Support body two;

8. Nut;

9. Screw;

10. Internal adjustment ring;

11. Adjusting ring pressing ring;

12. Adjusting ring pin;

14. Waist hole;

15. Threaded hole;

16. Connecting screws;

17. Wind deflection adjustment lever;

18. Ballistic adjustment lever;

19. Ballistic adjustment dial;

20. Spring sleeve;

21. Spring;

22. Spring seat;

23. Bracket body; 230. Bracket body one; 232. Card slot.

detailed description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following will describe in detail with reference to the drawings and specific embodiments.

As shown in FIG. 2 , a scope includes a mirror body 1 and an optical axis adjusting device for adjusting ballistic and windage angles. The optical axis adjusting device is placed outside the mirror body 1 . Through the above-mentioned structure, when the ballistic and windage angles are adjusted, the lens body moves as a whole, and the center points of each lens are always collinear, only the angle of the optical axis changes, and the image quality is not affected after adjustment.

As shown in Fig. 3 and Fig. 4, the optical axis adjustment device in this embodiment includes a support body 23 for installing the mirror body 1 on the gun crossbow, and a mirror body support rod 4 for adjustment. The body support bar 4 is connected to the bracket body 23 through two connecting screws 16 .

The lower end of the bracket body 23 is detachably connected to the crossbow, and the upper end of the bracket body 23 is connected to the mirror body 1 through a universal connection structure.

Specifically, the support body 23 is divided into two parts: the first support body 230 and the second support body 7. The first support body 230 and the second support body 7 pass through the screw rod 9 of the first support body 230 and are arranged on the second support body 7. The nut 8 on the outside secures the connection.

The assembled lower end of the support body 1 230 and the support body 2 7 constitutes a slot 232 for clamping with the crossbow.

The universal connection structure includes a spherical inner adjusting ring 10 screwed on the outside of the mirror body 1, an inner spherical surface arranged on the upper end of the bracket body 23, and two adjusting ring pressure rings 11, and the inner adjusting ring 10 is pressed by the adjusting ring. The ring 11 is fixedly connected with the support body 23 and is spherically matched with the inner spherical surface.

The bracket body 23 is provided with a waist hole 14 , and the inner adjusting ring 10 is provided with a threaded hole 15 at a position corresponding to the waist hole 14 , and the adjustment ring pin 12 passes through the waist hole 14 and is screwed to the threaded hole 15 .

The lens body 1 includes an eyepiece tube 3 and an objective lens tube 2 . The mirror body support rod 4 includes a C-shaped block 40, ballistic adjustment rod 18, ballistic adjustment screw 6, windage adjustment rod 17 and windage adjustment screw 5, and the objective lens barrel 2 is stuck in the recess of the C-shaped block 40. In the mouth.

The upper end of the C-shaped block 40 is provided with a windage adjustment groove and a windage adjustment hole vertically connected thereto, and the objective lens barrel 2 is provided with a windage adjustment groove at a position corresponding to the windage adjustment groove. The deflection adjustment rod 17 passes through the windage adjustment groove and is inserted into the windage adjustment groove, and is screwed with the windage adjustment screw 5 inserted from the windage adjustment hole. The windage adjustment rod mentioned above can be designed to be inscribed with the windage adjustment groove. In the above structure, by rotating the windage adjustment screw, the windage adjustment lever is moved left and right, thereby driving the animal lens barrel to move left and right, so as to achieve the function of adjusting the windage.

The side wall of the C-shaped block 40 is provided with a ballistic adjustment groove and a ballistic adjustment hole vertically connected thereto, and the position corresponding to the ballistic adjustment groove on the objective lens barrel 2 is provided with a ballistic adjustment groove, and the ballistic adjustment rod 18 Go through the ballistic adjustment groove and insert it into the ballistic adjustment groove, and screw with the ballistic adjustment screw 6 inserted from the ballistic adjustment hole. The ballistic adjustment rod mentioned above can be designed to be inscribed with the ballistic adjustment groove.

The lower end of the ballistic adjustment screw 6 is inserted into a ballistic adjustment dial 19, and the ballistic adjustment dial 19 is engraved with a shooting distance adjustment value. The outer periphery of the ballistic adjustment dial is provided with plum blossom teeth. In the above structure, by rotating the trajectory adjustment dial, the trajectory adjustment screw is driven to rotate, so that the trajectory adjustment rod moves up and down, thereby driving the animal lens barrel to move up and down, so as to achieve the function of adjusting the trajectory.

Preferably, both the windage adjustment groove and the ballistic adjustment groove are waist-shaped grooves.

The lower end of the C-shaped block 40 is provided with an elastic force adjustment hole, which is provided with an elastic force adjustment device for the required elastic force of the mirror body moving in the ballistic direction and the wind direction.

In this embodiment, the elastic force adjusting device is composed of a spring sleeve 20 , a spring 21 and a spring seat 22 connected in series, and the front end of the spring sleeve 20 is in contact with the objective lens barrel 2 .

The axial distance from the center of the windage adjustment groove to the center point of the universal connection structure (that is, the spherical center of the inner adjustment ring) is L, the length of the windage adjustment groove is T, and the windage adjustment is made by the ball of the inner adjustment ring. With the center as the fulcrum, the formula for calculating the windage adjustable angle is as follows:

α=arctan(T/2L).

The axial distance from the center of the ballistic adjustment groove to the center point of the universal connection structure (that is, the center of the inner adjusting ring) is l, the length of the ballistic adjusting groove is t, and the ballistic adjustment is based on the center of the ball of the inner adjusting ring as the fulcrum , the calculation formula of ballistic adjustable angle is as follows:

β=arctan(t/2l).

The existing shortest scope length is 150mm, while the length of the scope of the present invention can reach 120mm, which obviously reduces the volume and weight of the scope.

The embodiment of the present invention also provides a method for adjusting the scope described above, including a windage adjustment method and a ballistic adjustment method, and the steps are as follows:

(1) Install the scope on the crossbow through the bracket body;

(2) Shoot the crossbow with the scope installed at the target;

(3) Measure the offset X and Y of the hit point relative to the bullseye;

(4) Rotate the ballistic adjustment dial and windage adjustment knob according to the offset, you can adjust X or Y first;

(5) Re-shooting;

(6) Observe the hit position. If the target is still not hit, repeat steps (3)~(5) until the target is hit. At this point, the scope adjustment is considered complete.

The present invention cancels the original internal adjustment steering mirror mechanism and changes it to the overall external adjustment of the sight, which completely avoids the adjustment restrictions of the original internal structure, and can expand the adjustment range of windage and ballistic, from the original 1.66 degrees to the current one. 4.8 degrees or more. In this way, the shooting range of crossbows and guns using scopes is correspondingly expanded, meeting the demand for shooting adjustment in any situation, and the shooter can achieve shooting goals in any environment.

The above is a preferred embodiment of the present invention. It should be pointed out that those skilled in the art can make some improvements and modifications without departing from the principle of the present invention. For example, the mirror body and The universal connection structure between the bracket bodies does not necessarily adopt spherical fit, and a connection mechanism similar to a coupling can be used, so that the effect of support and movement can also be achieved, and these improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims (8)

1. A sighting scope, comprising a mirror body, an optical axis adjustment device for adjusting trajectory and windage angle, characterized in that, said optical axis adjustment device is placed outside the mirror body; The optical axis adjustment device includes a support body for installing the mirror body on the gun crossbow, and a mirror body support rod for adjustment. The support body is divided into two parts: support body one and support body two. The assembled lower end of the first and the bracket body two constitutes a card slot that is engaged with the gun crossbow, and the lower end of the bracket body is detachably connected with the gun crossbow through the card slot, The upper end of the bracket body is connected to the mirror body through a universal connection structure; The mirror body support rod includes a C-shaped block, ballistic adjustment rod and windage adjustment rod, the mirror body includes an eyepiece barrel and an objective lens barrel, the objective lens barrel is stuck in the notch of the C-shaped block, and the universal connection structure set on the objective lens barrel; The upper end of the C-shaped block is provided with a windage adjustment groove, and the mirror body is provided with a windage adjustment groove at a position corresponding to the windage adjustment groove, and the windage adjustment rod passes through the windage adjustment groove and is inserted into the windage adjustment groove. inside the adjustment groove; A ballistic adjustment groove is provided on the side wall of the C-shaped block, and a ballistic adjustment groove is provided on the mirror body corresponding to the ballistic adjustment groove, and the ballistic adjustment rod passes through the ballistic adjustment groove and is inserted into the ballistic adjustment groove . 2. The scope according to claim 1, characterized in that, the mirror body support bar also includes a ballistic adjustment screw and a windage adjustment screw, and the C-shaped block is provided with a vertical connection with the windage adjustment groove. A windage adjustment hole, the windage adjustment screw is inserted into the windage adjustment hole and screwed to the windage adjustment rod; The side wall of the C-shaped block is provided with a ballistic adjustment hole vertically connected to the ballistic adjustment groove, and the ballistic adjustment screw is screwed into the ballistic adjustment rod after being inserted into the ballistic adjustment hole. 3. The scope according to claim 1 or 2, characterized in that, both the windage adjustment groove and the ballistic adjustment groove are waist-shaped grooves; The lower end of the C-shaped block is provided with an elastic adjustment hole, which is provided with an elastic adjustment device for the elastic force required for the mirror body to move in the ballistic direction and the wind direction. 4. The scope according to claim 3, wherein the elastic force adjusting device is composed of a spring sleeve, a spring and a spring seat connected in series, and the front end of the spring sleeve is in contact with the mirror body. 5. The scope according to claim 2, wherein the lower end of the ballistic adjustment screw is inserted into a ballistic adjustment dial, and the ballistic adjustment dial is engraved with a shooting distance adjustment value; The outer periphery of the ballistic adjustment dial is provided with plum blossom teeth. 6. according to the described scope of claim 1, it is characterized in that, described universal connection structure comprises the spherical inner adjusting ring that is screwed on the outside of the mirror body, the inner spherical surface that is located at the support body upper end, adjusting ring pressure ring, so The inner adjusting ring is fixedly connected with the support body through the adjusting ring pressure ring, and forms a spherical fit with the inner spherical surface; The support body is provided with a waist hole, and the position corresponding to the waist hole is provided with a threaded hole on the inner adjusting ring, and the adjusting ring pin passes through the waist hole and is screwed with the threaded hole. 7. The scope according to claim 1, wherein the axial distance from the center of the windage adjustment slot to the center point of the universal connection structure is L, the length of the windage adjustment slot is T, and the windage adjustment slot is T. The formula for calculating the adjustable angle is as follows: α=arctan(T/2L); The axial distance from the center of the ballistic adjustment groove to the center point of the universal connection structure is l, and the length of the ballistic adjustment groove is t, the formula for calculating the ballistic adjustable angle is as follows: β=arctan(t/2l). 8. A method for adjusting the scope according to any one of claims 1 to 7, characterized in that it includes a windage adjustment method and a ballistic adjustment method, and the steps are as follows: (1) Install the scope on the crossbow through the bracket body; (2) Shoot the crossbow with the scope installed at the target; (3) Measure the offset X and Y of the hit point relative to the bullseye; (4) Rotate the ballistic and windage adjustment knob according to the offset; (5) re-shooting; (6) Observe the hit position. If the target is still not hit, repeat steps (3)~(5) until the target is hit. At this point, the scope adjustment is considered complete.