CN220356205U

CN220356205U - Adjusting mechanism of sighting device

Info

Publication number: CN220356205U
Application number: CN202322067619.1U
Authority: CN
Inventors: 郑峰; 邱松; 俞辉; 刘方建
Original assignee: Ningbo Haibo Precision Machinery Manufacturing Co ltd
Current assignee: Ningbo Haibo Precision Machinery Manufacturing Co ltd
Priority date: 2023-08-02
Filing date: 2023-08-02
Publication date: 2024-01-16
Anticipated expiration: 2033-08-02

Abstract

The utility model discloses an adjusting mechanism of a sight, which comprises a bracket; adjusting the screw-nut pair up and down; a horizontal adjusting screw-nut pair; a mounting seat is arranged between the sliding block and the horizontal adjusting screw rod nut pair, is sleeved on the local periphery of the sliding block, and is provided with an upward-opening mounting cavity; the sliding block can move relative to the mounting seat to be separated from or meshed with the screw rod, and is provided with an extension part which horizontally extends and stretches into the mounting cavity of the mounting seat; the push button is arranged in the mounting cavity in an up-down movable way, and the lower part of the push button is provided with an inclined plane in sliding fit with the extension part; the push button is under the downward external force, the inclined plane moves downward to push the extension part, so that the sliding block is separated from the screw rod; and the elastic piece is arranged between the button and the mounting seat and is used for supporting the button upwards, so that the inclined surface of the button is upwards away from the extension part, and the sliding block returns to the meshing state with the screw rod. Has the advantage of quick adjustment of the vertical position of the quasi-core.

Description

Adjusting mechanism of sighting device

Technical Field

The utility model relates to the technical field of sights, in particular to an adjusting mechanism of a sight.

Background

The sighting device is arranged on the bow handle, and the bow and arrow hand aims through the aiming block when shooting hunting objects with different distances.

For example, chinese patent application No. CN201822242609.6 (bulletin No. CN 209485152U) discloses a sight comprising a collimating window, a bracket, an operation lever, a movable seat for fixing one end of the operation lever to the bracket, a first adjusting mechanism capable of adjusting the vertical position of the collimating window, and a second adjusting mechanism capable of adjusting the horizontal position of the collimating window. The first adjusting mechanism and the second adjusting mechanism both adopt screw-nut pairs.

However, the above patent has the following problems: when the vertical position of the quasi-core is adjusted, a first adjusting mechanism (a vertical adjusting screw-nut pair) needs to be operated, so that the quasi-core is driven to move up and down, and the adjusting speed is low.

Disclosure of Invention

Aiming at the current state of the art, the utility model provides an adjusting mechanism of a sight capable of rapidly adjusting the vertical position of a collimating core.

The utility model adopts the technical proposal for solving the technical problems that: an adjusting mechanism of a sighting device comprises

A bracket;

the upper and lower adjusting screw rod nut pair is arranged on the bracket and used for adjusting the upper and lower positions of the alignment core, and comprises a screw rod extending up and down, and a sliding block meshed with the screw rod and moving up and down along the screw rod;

the horizontal adjusting screw nut pair is arranged on the upper and lower adjusting screw nut pairs and is used for adjusting the horizontal position of the alignment core; the method is characterized in that:

a mounting seat is arranged between the sliding block and the horizontal adjusting screw rod nut pair, is sleeved on the local periphery of the sliding block, and is provided with an upwardly open mounting cavity;

the sliding block can move relative to the mounting seat to be separated from or meshed with the screw rod, and is provided with an extension part which horizontally extends and stretches into the mounting cavity of the mounting seat; and also comprises

The button is arranged in the mounting cavity in an up-down movable way, and the lower part of the button is provided with an inclined plane which is in sliding fit with the extension part; the push button is subjected to downward external force, the inclined surface moves downwards to push the extension part to move, so that the sliding block is separated from the screw rod;

and the elastic piece is arranged between the button and the mounting seat and is used for supporting the button upwards, so that the inclined surface of the button is upwards away from the extension part, and the sliding block returns to the meshing state with the screw rod.

In order to prevent the button from being separated from the extension part, the lower end of the button is provided with a C-shaped clamping hook which is clamped with the extension part in a natural state of the elastic piece. In this way, the button does not disengage from the extension.

The matching relation between the sliding block and the inclined plane is that the sliding block is positioned at the front side of the upper and lower adjusting screw nut pair, and the inclined plane gradually inclines backwards from top to bottom.

For ease of manufacture, the extension is cylindrical. Thus, the manufacturing is convenient.

The structure of the button is that the button comprises

The limiting plate extends horizontally and always extends out of the mounting seat;

the action arms extend up and down, are at least two and are distributed on the lower surface of the limiting plate at intervals;

the inclined planes are positioned on each action arm;

the number and the positions of the extension parts correspond to those of the inclined planes.

Thus, the matching structure between the button and the sliding block is stable.

The elastic piece is specifically a return spring;

the lower surface of the limiting plate is provided with a positioning convex column positioned between the acting arms, and the positioning convex column is sleeved with a return spring.

In order to facilitate the operation of a user, the upper surface of the limiting plate is provided with an anti-slip raised line. Thus, the friction force is improved, and the operation of a user is facilitated.

In order to engage the slider with the screw, a compression spring is provided between the slider and the horizontal adjustment screw-nut pair, which has a tendency to keep the slider in engagement with the screw.

Compared with the prior art, the utility model has the advantages that: when the upper and lower positions of the alignment core are required to be quickly adjusted by arranging the mounting seat, the button and the elastic piece, the button is pressed downwards to drive the inclined plane to move downwards, and the inclined plane moves downwards to drive the extension part of the sliding block to move, so that the sliding block moves to be separated from the screw rod of the upper and lower adjustment screw rod nut pair, and a user can quickly adjust the upper and lower positions of the adjustment screw rod nut pair, thereby quickly adjusting the upper and lower positions of the alignment core;

after the user releases the button, under the effect of elastic component, the slider returns to the state of meshing with the screw rod, and the user acts on about adjusting screw-nut pair this moment, and can finely tune the upper and lower position of accurate core.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a partial cross-sectional view of FIG. 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is an exploded view of FIG. 1;

FIG. 5 is a schematic view of another angle of FIG. 1;

FIG. 6 is a schematic perspective view of a button according to an embodiment of the present utility model;

FIG. 7 is a schematic perspective view of a slider according to an embodiment of the present utility model;

fig. 8 is a partial cross-sectional view of the alternative location of fig. 1.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Referring to fig. 1-8, a preferred embodiment of the present utility model is shown. The adjusting mechanism of the sighting device comprises a bracket 1, an upper adjusting screw nut pair a, a lower adjusting screw nut pair b, a mounting seat 4, a button 5, an elastic piece 6 and a spring 7.

Wherein, an up-down adjusting screw nut pair a is provided on the bracket 1 for adjusting up-down position of the alignment core (not shown in the drawing), the up-down adjusting screw nut pair a includes a screw 2 extending up-down, a slider 3 engaged with the screw 2 and moving up-down along the screw 2. The upper and lower adjusting screw nut pair a adopts the existing structure.

The horizontal adjusting screw nut pair b also adopts the existing structure, and the horizontal adjusting screw nut pair b is arranged on the upper and lower adjusting screw nut pair a and is used for adjusting the horizontal position of the alignment core.

A mounting seat 4 is provided between the slider 3 and the horizontal adjustment screw nut pair b, the mounting seat 4 being fitted around a partial outer periphery of the slider 3 and having a mounting cavity 41 opened upward.

Referring to fig. 7, the slider 3 is movable relative to the mount 4 to disengage or engage the screw 2 and has an extension 31 extending horizontally and into a mounting cavity 41 of the mount 4, preferably the extension 31 is cylindrical and may be adjusted to other shapes. The slider 3 is located on the front side of the up-down adjustment screw nut pair a (as seen from the direction in which the user uses the sight).

Referring to fig. 3 to 6, the push button 5 is movably disposed up and down in the mounting chamber 41, and a lower portion of the push button 5 has a slope 521 slidably engaged with the extension 31, the slope 521 gradually sloping backward from top to bottom. Specifically, the button 5 comprises a limiting plate 51 extending horizontally and an action arm 52 extending up and down, and the limiting plate 51 always extends out of the mounting seat 4; the two action arms 52 are distributed on the lower surface of the limiting plate 51 at intervals; the inclined plane 521 is positioned on each of the action arms 52; the number and positions of the extension portions 31 of the slider 3 correspond to the number and positions of the inclined surfaces 521. The number of the action arms 52 may be adjusted as needed, or only 1 or two or more action arms may be provided. The upper surface of the limiting plate 51 is provided with an anti-slip convex strip 512. Under the downward external force of the button 5, the inclined surface 521 moves downward to push the extension 31 to move, so that the slider 3 is separated from the screw 2; the lower end of the button 5 is provided with a C-shaped hook 53 which is clamped with the extension part 31 in a natural state of the elastic piece 6. The lower surface of the limiting plate 51 is provided with a positioning convex column 511 positioned between the two acting arms 52, and the positioning convex column 511 is sleeved with a return spring (namely an elastic piece 6). When needed, an adjusting seat 8 which is restrained in the upper and lower adjusting screw-nut pair a in an up-down movable way can be arranged at the rear part of the sliding block 3, the adjusting seat 8 is used for the sliding block 3 to movably pass through, and the adjusting seat 8 is fixed with the mounting seat 4.

The elastic member 6 is provided between the button 5 and the mount 4, and supports the button 5 upward, so that the inclined surface 521 of the button 5 has a tendency to move upward away from the extension 31, thereby returning the slider 3 to the engaged state with the screw 2. The elastic member 6 is a return spring, and an elastic strip may be used.

Referring to fig. 8, a compression spring 7 is provided between the slider 3 and the horizontal adjustment screw nut pair b, the compression spring 7 having a tendency to keep the slider 3 in an engaged state with the screw 2.

The working principle and the use process of the present embodiment are as follows.

The bracket 1 is fixed on a bow (not shown in the figure), and the alignment core is arranged on the horizontal adjusting screw nut pair b.

When the up-down position of the alignment core needs to be quickly adjusted, the button 5 is pressed downwards to drive the inclined plane 521 to move downwards, the inclined plane 521 moves downwards to drive the extension part 31 of the sliding block 3 to move backwards (from the perspective of using the sighting device by a user), so that the sliding block 3 moves backwards to be separated from the screw rod 2 of the up-down adjusting screw nut pair a, and at the moment, the user can quickly adjust the up-down position of the adjusting screw nut pair b, thereby quickly adjusting the up-down position of the alignment core.

After the user releases the button 5, under the action of the elastic piece 6, the sliding block 3 returns to a state meshed with the screw rod 2, and at the moment, the user acts on the up-down adjusting screw nut pair a, so that the up-down position of the alignment core can be finely adjusted.

Claims

1. An adjusting mechanism of a sighting device comprises

A bracket (1);

the upper and lower adjusting screw rod nut pair (a) is arranged on the bracket (1) and used for adjusting the upper and lower positions of the alignment core, and the upper and lower adjusting screw rod nut pair (a) comprises a screw rod (2) extending up and down and a sliding block (3) meshed with the screw rod (2) and moving up and down along the screw rod (2);

the horizontal adjusting screw nut pair (b) is arranged on the upper and lower adjusting screw nut pair (a) and is used for adjusting the horizontal position of the alignment core; the method is characterized in that:

an installation seat (4) is arranged between the sliding block (3) and the horizontal adjusting screw nut pair (b), and the installation seat (4) is sleeved on the local periphery of the sliding block (3) and is provided with an installation cavity (41) which is opened upwards;

the sliding block (3) can move relative to the mounting seat (4) to be separated from or meshed with the screw rod (2), and is provided with an extension part (31) which horizontally extends and stretches into the mounting cavity (41) of the mounting seat (4); and also comprises

A button (5) which is vertically movably arranged in the installation cavity (41), wherein the lower part of the button (5) is provided with an inclined surface (521) which is in sliding fit with the extension part (31); the push button (5) is subjected to downward external force, the inclined surface (521) moves downwards to push the extension part (31) to move, so that the sliding block (3) is separated from the screw rod (2);

and an elastic member (6) provided between the button (5) and the mount (4) and supporting the button (5) upward so that the inclined surface (521) of the button (5) has a tendency to move upward away from the extension (31) to return the slider (3) to the engaged state with the screw (2).

2. The adjustment mechanism of claim 1, wherein: the lower end of the button (5) is provided with a C-shaped clamping hook (53) which is clamped with the extension part (31) under the natural state of the elastic piece (6).

3. The adjustment mechanism of claim 1, wherein: the sliding block (3) is positioned at the front side of the upper and lower adjusting screw nut pair (a), and the inclined plane (521) gradually inclines backwards from top to bottom.

4. The adjustment mechanism of claim 1, wherein: the extension (31) is columnar.

5. The adjustment mechanism of claim 1, wherein: the push button (5) comprises

The limiting plate (51) extends horizontally and always extends out of the mounting seat (4);

the action arms (52) extend up and down, are at least two, and are distributed on the lower surface of the limiting plate (51) at intervals;

the inclined plane (521) is positioned on each action arm (52);

the number and positions of the extension parts (31) correspond to those of the inclined planes (521).

6. The adjustment mechanism of claim 5, wherein: the elastic piece (6) is a return spring;

the lower surface of the limiting plate (51) is provided with a positioning convex column (511) positioned between the two acting arms (52), and the positioning convex column (511) is sleeved with a return spring.

7. The adjustment mechanism of claim 5, wherein: the upper surface of the limiting plate (51) is provided with an anti-slip raised line (512).

8. The adjustment mechanism of claim 1, wherein: a compression spring (7) is arranged between the sliding block (3) and the horizontal adjusting screw nut pair (b), and the compression spring (7) has a trend of keeping the sliding block (3) and the screw (2) in an engaged state.