Optical axis fine adjustment mechanism for sighting telescope

Abstract

The optical axis fine adjustment mechanism for the sighting telescope comprises a mounting seat and an inner groove, the inner groove is formed in the mounting seat, a toothed rail is vertically and movably connected in the inner groove in a sleeved mode, a connecting block is fixedly connected to the right side of the toothed rail, a triangular seat is welded to the right side of the connecting block, and two sets of rails are arranged at the top end of the triangular seat in the length direction. A set of threaded rods are movably assembled in the middle of the top end of the triangular base, the threaded rods are sleeved with threaded blocks, a mirror base is fixed to the top ends of the threaded blocks, and a mirror frame is welded to the mirror base. According to the optical axis fine adjustment mechanism for the gun sighting telescope, due to the fact that the shifting rod is arranged, when the optical axis in the horizontal direction is adjusted, rapid adjustment and accurate positioning can be achieved by shifting the shifting rod at any position, the stability of the gun sighting telescope at any position is ensured, an additional locking structure is not needed, and a user can rapidly complete horizontal adjustment and accurate positioning with one hand; the problems that in the adjusting process, multi-step locking is needed, and unlocking is complex are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of sights, in particular to an optical axis fine-tuning mechanism for a sight. Background Art

[0002] The scope is an important guarantee for shooting accuracy, and its accuracy directly affects the shooting results. The design of the optical axis fine-tuning mechanism is crucial to achieve precise adjustment of the scope. The shooter can adjust the angle and position of the scope according to the actual situation (such as wind speed, distance, gravity, etc.) to ensure the accuracy of the shooting.

[0003] The existing optical axis fine-tuning mechanisms for sights on the market generally have certain defects. Many fine-tuning mechanisms require an additional locking step to fix the adjustment result after the adjustment is completed. This process is often cumbersome and time-consuming, and requires at least two manual operations. In addition, if the locking mechanism is not designed properly, it may wear out due to frequent operation, affecting stability and reliability. These defects not only reduce the user experience of the sight, but may also directly affect the accuracy and effect of shooting.

[0004] Therefore, a kind of optical axis fine-tuning mechanism for sight is needed to solve the above-mentioned technical defects. Utility Model Content

[0005] The utility model aims to provide an optical axis fine-tuning mechanism for a sighting scope, so as to solve the problem that the fine-tuning mechanism proposed in the above background technology needs to fix the adjustment result through an additional locking step after the adjustment is completed.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an optical axis fine-tuning mechanism for a sighting scope, comprising a mounting seat and an inner groove, wherein the mounting seat is provided with an inner groove, a rack is vertically movably sleeved in the inner groove, a connecting block is fixedly connected to the right side of the rack, a triangular seat is welded to the right side of the connecting block, two sets of tracks are arranged at the top of the triangular seat along the length direction, a set of threaded rods is movably assembled at the middle position of the top of the triangular seat, a threaded block is sleeved on the outside of the threaded rod, a mirror seat is fixed to the top of the threaded block, a mirror frame is welded at the mirror seat, and the mirror seat is provided with a plurality of sets of tracks. A sight is installed on the top of the frame, the threaded block is slidably connected to the track, a gear seat is fixedly installed on the right side of the triangular seat, a cover plate is welded on the left side of the gear seat, a blocking groove is opened in the cover plate along the arc direction, a horizontal driving gear is movably installed in the cover plate, a horizontal adjustment gear is fixedly sleeved on one end of the threaded rod, the horizontal adjustment gear and the horizontal driving gear are meshingly connected, a shift rod is fixedly connected to the central axis of the horizontal driving gear, the shift rod passes through the cover plate, a group of blocks are welded at the shift rod, and the blocks are embedded in the blocking groove and move.

[0007] Preferably, teeth for increasing the friction between the block and the blocking groove are respectively provided on both sides of the block, and the block and the blocking groove are fixed in position by friction resistance.

[0008] Preferably, the cover plate is an arc-shaped component with an opening on one side, the blocking groove is arranged along the cover plate, and the horizontal adjustment gear and the horizontal driving gear have the same size and their central axes are at the same horizontal height.

[0009] Preferably, a vertical adjustment gear is movably mounted on the left side of the mounting seat, gear shafts are fixed at both ends of the vertical adjustment gear, vertical adjustment knobs are fixedly connected between the gear shaft and the mounting seat, and the vertical adjustment gear is meshingly connected with the rack.

[0010] Preferably, the cross-section of the mounting seat is "L"-shaped, and the length of the mounting seat is greater than the diameter of the sight.

[0011] Preferably, the gear seat section begins with an assembly groove, the right side of the triangular seat is engaged with the assembly groove, and a connecting screw is fixedly connected between the assembly groove and the triangular seat.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the optical axis fine-tuning mechanism for the sight not only realizes the need for an additional locking structure, but also enables the user to quickly and one-handedly complete the horizontal adjustment and precise positioning, realizes the flexible adjustment of the height of the sight according to actual needs, ensures the aiming accuracy, and realizes the convenience of rapid assembly and maintenance of the sight, ensuring the long-term stable performance of the sight;

[0013] (1) By providing a lever, a block, a cover plate, a block groove, a horizontal adjustment gear, a threaded rod, a threaded rod, and a track, when adjusting the optical axis in the horizontal direction, the lever is rotated to make the block make a circular motion in the block groove of the cover plate, thereby driving the meshing horizontal adjustment gear to rotate, thereby driving the threaded rod, and the threaded block sleeved on the outside of the threaded rod pushes the frame and the sight to move back and forth on the track to complete the horizontal adjustment. Since teeth for increasing the friction between the block and the block groove are respectively provided on both sides of the block, the block and the block groove are fixed in position by friction resistance. Therefore, the lever can be quickly adjusted and accurately positioned at any position by toggling the lever, thereby ensuring the stability of the sight at any position, without the need for an additional locking structure, solving the problem of complex operations of locking and unlocking in multiple steps during the adjustment process, and enabling the user to quickly and one-handedly complete the horizontal adjustment and accurate positioning;

[0014] (2) By providing a vertical adjustment gear and a rack, when adjusting the vertical position of the optical axis, the two sets of vertical adjustment knobs can be loosened to unlock the limit of the vertical adjustment gear, and then the vertical adjustment gear is rotated to make the rack move up and down in the vertical direction, driving the entire tripod to adjust the height. The height of the sight can be flexibly adjusted according to actual needs, ensuring the aiming accuracy;

[0015] (3) The triangular seat, assembly groove, connecting screws, connecting block and gear rail are provided. The triangular seat is assembled and inserted into the assembly groove at the bottom of the gear seat, and then the connecting screws are inserted to fix it. The assembly is completed. When disassembly is required, the connecting block and the gear rail can be separated, or the connecting screws can be removed, so that the parts can be maintained more specifically. The modular structural design not only facilitates the rapid assembly and maintenance of the sight, but also ensures the long-term stable performance of the sight. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the front view structure of the cover plate of the utility model;

[0018] Figure 3 This is a schematic diagram of the vertical adjustment gear structure from top view of the present utility model;

[0019] Figure 4 It is a schematic diagram of the partial cross-sectional structure of the resistance groove of the utility model.

[0020] In the figure: 1. sight; 2. frame; 3. mirror base; 4. gear rail; 5. vertical adjustment gear; 6. vertical adjustment knob; 7. gear shaft; 8. mounting base; 9. inner groove; 10. connecting block; 11. triangle base; 12. connecting screw; 13. assembly groove; 14. gear base; 15. track; 16. threaded rod; 17. threaded block; 18. horizontal adjustment gear; 19. horizontal drive gear; 20. cover plate; 21. block; 22. lever; 23. block groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example 1: Please refer to Figure 1-4A sighting scope optical axis fine-tuning mechanism comprises a mounting seat 8 and an inner groove 9, wherein the mounting seat 8 is provided with an inner groove 9, wherein a gear rail 4 is movably sleeved in the inner groove 9, wherein a connecting block 10 is fixedly connected to the right side of the gear rail 4, wherein a triangular seat 11 is welded to the right side of the connecting block 10, wherein two sets of tracks 15 are arranged at the top of the triangular seat 11 along the length direction, wherein a set of threaded rods 16 are movably assembled at the middle position of the top of the triangular seat 11, wherein a threaded block 17 is sleeved on the outside of the threaded rod 16, wherein a mirror seat 3 is fixedly assembled at the top of the threaded block 17, wherein a mirror frame 2 is welded at the mirror seat 3, wherein a sighting scope 1 is mounted at the top of the mirror frame 2, wherein the threaded block 17 is slidably connected to the track 15, wherein a gear seat 14 is fixedly assembled to the right side of the triangular seat 11, wherein a cover plate 20 is welded to the left side of the gear seat 14, wherein the inner arc square of the cover plate 20 is provided A blocking groove 23 is opened in the cover plate 20, and a horizontal driving gear 19 is movably assembled in the cover plate 20. A horizontal adjustment gear 18 is fixedly sleeved at one end of the threaded rod 16. The horizontal adjustment gear 18 and the horizontal driving gear 19 are meshed and connected. The central axis of the horizontal driving gear 19 is fixedly connected with a lever 22, which penetrates the cover plate 20. A group of blocking blocks 21 are welded at the lever 22. The blocking blocks 21 are embedded in the blocking groove 23 and move. Teeth for increasing the friction force between the blocking blocks 21 and the blocking groove 23 are respectively arranged on both sides of the blocking blocks 21. The blocking blocks 21 and the blocking groove 23 are fixed in position by friction resistance. The cover plate 20 is an arc-shaped component with an opening on one side. The blocking groove 23 is arranged along the cover plate 20. The horizontal adjustment gear 18 and the horizontal driving gear 19 have the same size and the central axes are at the same horizontal height.

[0023] Specifically, Figure 1 , Figure 2 and Figure 4 As shown, when adjusting the optical axis in the horizontal direction, the lever 22 is rotated to make the block 21 make a circular motion in the block groove 23 of the cover plate 20, and the meshing horizontal adjustment gear 18 is driven to rotate, thereby driving the threaded rod 16, and the threaded block 17 sleeved on the outside of the threaded rod 16 pushes the frame 2 and the sight 1 to move back and forth above the track 15 to complete the horizontal adjustment. Since teeth for increasing the friction between the block 21 and the block groove 23 are respectively provided on both sides of the block 21, the block 21 and the block groove 23 are fixed in position by friction resistance. Therefore, the block 21 can be quickly adjusted and accurately positioned at any position by toggling the lever 22.

[0024] Embodiment 2: A vertical adjustment gear 5 is movably mounted on the left side of the mounting seat 8, gear shafts 7 are fixed at both ends of the vertical adjustment gear 5, vertical adjustment knobs 6 are fixedly connected between the gear shaft 7 and the mounting seat 8, the vertical adjustment gear 5 is meshedly connected with the rack 4, the cross section of the mounting seat 8 is "L" shaped, and the length of the mounting seat 8 is greater than the diameter of the sight 1;

[0025] Specifically, Figure 1 and Figure 3As shown, when adjusting the vertical position of the optical axis, the limit of the vertical adjustment gear 5 can be unlocked by loosening the two sets of vertical adjustment knobs 6, and then the vertical adjustment gear 5 is rotated to make the rack 4 move up and down in the vertical direction, driving the entire triangular seat 11 to adjust the height.

[0026] Embodiment 3: The gear seat 14 has an assembly groove 13 at the beginning, and the right side of the triangular seat 11 is engaged with the assembly groove 13, and a connecting screw 12 is fixedly connected between the assembly groove 13 and the triangular seat 11;

[0027] Specifically, Figure 1 and Figure 2 As shown, the triangular seat 11 is assembled, plugged into the assembly groove 13 at the bottom end of the gear seat 14, and then the connecting screws 12 are driven in to fix it, and the assembly is completed. When disassembly is required, the connecting block 10 and the rack 4 can be separated, or the connecting screws 12 can be removed.

[0028] Working principle: When adjusting the vertical position of the optical axis, the two sets of vertical adjustment knobs 6 can be loosened to unlock the limit of the vertical adjustment gear 5, and then the vertical adjustment gear 5 can be rotated to make the rack 4 move up and down in the vertical direction, driving the entire triangle seat 11 to adjust the height, and the height of the sight 1 can be flexibly adjusted according to actual needs. When adjusting the optical axis in the horizontal direction, the lever 22 is rotated to make the block 21 do a circular motion in the block groove 23 of the cover plate 20, and the meshing horizontal adjustment gear 18 is driven to rotate, thereby driving the threaded rod 16, and the threaded block 17 sleeved on the outside of the threaded rod 16 pushes the frame 2 and the sight 1 in The track 15 is moved back and forth to complete the horizontal adjustment. Since teeth are provided on both sides of the block 21 to increase the friction between it and the block groove 23, the block 21 and the block groove 23 are fixed in position by friction resistance. Therefore, it can be quickly adjusted and accurately positioned at any position by toggling the lever 22, ensuring the stability of the sight 1 at any position without the need for an additional locking structure. The triangular seat 11 is assembled and plugged into the assembly groove 13 at the bottom of the gear seat 14, and then the connecting screw 12 is inserted to fix it, and the assembly is completed. When disassembly is required, the connecting block 10 and the rack 4 can be disassembled, or the connecting screw 12 can be removed.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An optical axis fine-tuning mechanism for a sighting scope, comprising a mounting seat (8) and an inner groove (9), characterized in that: The mounting seat (8) is provided with an inner groove (9), a gear rail (4) is vertically movably sleeved in the inner groove (9), a connecting block (10) is fixedly connected to the right side of the gear rail (4), a triangular seat (11) is welded to the right side of the connecting block (10), two groups of tracks (15) are arranged at the top of the triangular seat (11) along the length direction, a group of threaded rods (16) are movably assembled at the middle position of the top of the triangular seat (11), a threaded block (17) is sleeved on the outside of the threaded rod (16), a mirror seat (3) is fixed to the top of the threaded block (17), a mirror frame (2) is welded to the mirror seat (3), a sighting scope (1) is installed at the top of the mirror frame (2), and the threaded block (17) and the track (15) form a sliding connection. The gear seat (14) is fixedly mounted on the right side of the triangular seat (11), a cover plate (20) is welded on the left side of the gear seat (14), a resistance groove (23) is provided in the cover plate (20) along the arc direction, a horizontal driving gear (19) is movably mounted in the cover plate (20), a horizontal adjustment gear (18) is fixedly sleeved on one end of the threaded rod (16), the horizontal adjustment gear (18) and the horizontal driving gear (19) are meshingly connected, a shifting rod (22) is fixedly connected to the central axis of the horizontal driving gear (19), the shifting rod (22) passes through the cover plate (20), a group of resistance blocks (21) are welded on the shifting rod (22), and the resistance blocks (21) are embedded in the resistance groove (23) and move.

2. The optical axis fine-tuning mechanism for a sight according to claim 1, characterized in that: Teeth for increasing the friction force between the block and the blocking groove (23) are respectively arranged on both sides of the blocking block (21); the blocking block (21) and the blocking groove (23) are fixed in position by friction resistance.

3. The optical axis fine-tuning mechanism for a sight according to claim 1, characterized in that: The cover plate (20) is an arc-shaped component with one side open, the blocking groove (23) is arranged along the cover plate (20), and the horizontal adjustment gear (18) and the horizontal driving gear (19) have the same size and their central axes are at the same horizontal height.

4. The optical axis fine-tuning mechanism for a sight according to claim 1, characterized in that: A vertical adjustment gear (5) is movably mounted on the left side of the mounting seat (8), gear shafts (7) are fixed at both ends of the vertical adjustment gear (5), vertical adjustment knobs (6) are fixedly connected between the gear shaft (7) and the mounting seat (8), and the vertical adjustment gear (5) is meshingly connected with the rack (4).

5. The optical axis fine-tuning mechanism for a sight according to claim 1, characterized in that: The cross section of the mounting seat (8) is L-shaped, and the length of the mounting seat (8) is greater than the diameter of the sight (1).

6. The optical axis fine-tuning mechanism for a sight according to claim 1, characterized in that: The gear seat (14) has an assembly groove (13) at the beginning of the section, and the right side of the triangular seat (11) is inserted into the assembly groove (13), and a connecting screw (12) is fixedly connected between the assembly groove (13) and the triangular seat (11).

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