Target scope with stable structure

Abstract

The utility model belongs to the field of optical instruments, particularly relates to a target scope with a stable structure, and aims to solve the problem of low focal length adjusting efficiency caused by the fact that the distance between an objective lens and an ocular lens cannot be quickly adjusted by an existing target scope. The second lens cone is fixedly connected to the base; the supporting device is arranged at the bottom of the base; the fixing device is arranged on the supporting device; the number of the adjusting devices is two, and the two adjusting devices are both arranged on the second lens cone; the worm and gear transmission mechanism is arranged on the adjusting device; the switching device is arranged on the worm and gear transmission mechanism; according to the utility model, the distance between the objective lens and the ocular lens can be rapidly adjusted, so that the efficiency of adjusting the focal length is improved.

Description

Technical Field

[0001] This application relates to the field of optical instruments, and particularly to a collimating telescope with stable structure. Background Art

[0002] A collimating telescope is an optical instrument for remote observation, which is widely used in environmental and military fields. Especially in the military field, for the collimating telescope weapon used by the observer, although it realizes high magnification observation and aiming at the target, and can assist the sniper in calibrating and correcting the firearm ballistic trajectory, the collimating telescope lacks a reticle with scales, so the distance to the target cannot be measured. Especially in the case of aiming at a target at a long distance, the inability to measure the distance to the target will cause a large deviation value in the aiming accuracy.

[0003] The patent document with the publication number CN103941389B discloses a collimating telescope with stable structure, including: a lens body, a reticle and an optical zoom system; a light incident end and a light exit end are provided on the lens body; the optical zoom system includes an objective lens group, a first lens group, a second lens group and an eyepiece group; the objective lens group is arranged at the incident end of the lens body; the eyepiece group is arranged at the exit end of the lens body; the first lens group and the second lens group are arranged inside the lens body; the objective lens group, the first lens group, the second lens group and the eyepiece group are arranged in sequence from the object side to the image side; the focal length f1 of the first lens group and the focal length f2 of the second lens group satisfy the relational expression: 1 < f1 / f2 < 1.6. The reticle is arranged perpendicular to the optical axis between the objective lens group and the first lens group, and reticle lines are provided on the reticle. The present invention has a ranging function, can install accessories, and avoids the reflection of the objective lens group.

[0004] However, the existing collimating telescope cannot quickly adjust the distance between the objective lens and the eyepiece, resulting in the problem of low efficiency in adjusting the focal length. Therefore, a collimating telescope with stable structure is proposed. Utility Model Content

[0005] In order to improve the problem that the existing collimating telescope cannot quickly adjust the distance between the objective lens and the eyepiece, resulting in low efficiency in adjusting the focal length, this application provides a collimating telescope with stable structure.

[0006] The collimating telescope with stable structure provided by this application adopts the following technical solutions:

[0007] A collimating telescope with stable structure includes:

[0008] A base;

[0009] A second lens barrel, which is fixedly connected to the base;

[0010] A support device, which is arranged at the bottom of the base;

[0011] Fixing device, the fixing device is arranged on the supporting device;

[0012] Adjusting device, there are two adjusting devices, and both of the two adjusting devices are arranged on the second lens barrel;

[0013] Worm and worm gear transmission mechanism, the worm and worm gear transmission mechanism is arranged on the adjusting device;

[0014] Switching device, the switching device is arranged on the worm and worm gear transmission mechanism;

[0015] Objective lens device, the objective lens device is arranged on the second lens barrel.

[0016] Furthermore, the supporting device includes three support rods and three fixing rods. The three support rods are all rotatably connected to the base, the three fixing rods are respectively rotatably connected to the three support rods, and fixing blocks are fixedly connected to the three support rods. The supporting device is used to support and fix the base, the adjusting device, the worm and worm gear transmission mechanism, the switching device, the mirror mounting device and the second lens barrel.

[0017] Furthermore, the fixing device includes a fixing cylinder, and three fixing holes are opened on the fixing cylinder. The three fixing holes are respectively matched with the three fixing rods. The fixing device is used to respectively fix and limit the three fixing rods on the three fixing holes.

[0018] Furthermore, the adjusting device includes a screw rod, a rotating motor, a sliding groove and a sliding block. The sliding groove is fixedly connected to the second lens barrel, the rotating motor is fixedly installed on the sliding groove, a screw rod is fixedly connected to the output shaft of the rotating motor, the screw rod is in threaded connection with the sliding block, the sliding groove is slidably connected to the sliding block, and a first lens barrel is fixedly connected to the sliding block.

[0019] Furthermore, for the worm and worm gear transmission mechanism, the worm and worm gear transmission mechanism includes a worm wheel and a worm. The worm is rotatably connected to the first lens barrel, the eyepiece is fixedly installed on the first lens barrel, the worm wheel is meshed with the worm, and a disc is embedded on the worm wheel.

[0020] Furthermore, the switching device includes six sliders and six turntables. Six sliding grooves are opened on the disc, the six sliding grooves are respectively slidably connected to the six sliders, the six sliders are respectively fixedly connected to the six turntables, a chassis is fixedly connected to the first lens barrel, offset blocks are fixedly connected to the six turntables, a groove is opened on the chassis, and the six offset blocks are all slidably connected to the groove.

[0021] Furthermore, the objective lens device includes an objective lens and a guiding mirror. The guiding mirror is fixedly installed on the second lens barrel, and the second lens barrel is fixedly connected to the objective lens.

[0022] In summary, the present application includes at least one of the following beneficial technical effects:

[0023] 1. By starting two rotating motors, the two rotating motors drive two screws to rotate respectively, and the two screws drive two sliding blocks and the first lens barrel to move respectively, so as to adjust the distance between the eyepiece and the objective lens;

[0024] 2. By rotating the worm, the worm drives the worm wheel to rotate, the worm wheel drives the disc to rotate, the disc drives six sliders to slide on six chutes respectively, and the six sliders drive six turntables and six offset blocks to offset on the groove, so as to adjust the field of view of the eyepiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 is a schematic diagram of the overall structure in Embodiment 1 of the present application;

[0026] Figure 2 is a schematic diagram of the internal structure in Embodiment 1 of the present application;

[0027] Figure 3 is a schematic diagram of the connection structure between the worm and worm wheel transmission mechanism and the switch device in Embodiment 1 of the present application;

[0028] Figure 4 is a schematic diagram of the switch device structure in Embodiment 1 of the present application;

[0029] Figure 5 is a schematic diagram of the adjusting device structure in Embodiment 1 of the present application.

[0030] Reference numerals: 1. Eyepiece; 2. First lens barrel; 3. Sliding block; 4. Guide mirror; 5. Second lens barrel; 6. Base; 7. Fixed cylinder; 8. Fixed block; 9. Worm wheel; 10. Worm; 11. Screw; 12. Sliding groove; 13. Rotating motor; 14. Groove; 15. Objective lens; 16. Offset block; 17. Fixed hole; 18. Support rod; 19. Fixed rod; 20. Slider; 21. Chute; 22. Chassis; 23. Turntable; 24. Disc. DETAILED DESCRIPTION OF THE EMBODIMENTS Embodiment 1

[0031] The following further describes Embodiment 1 in the present application in detail with reference to the Figures 1-5 drawings.

[0032] An installation method of a target viewing mirror with stable structure is referred to Figure 1 , and includes:

[0033] Base 6;

[0034] Second lens barrel 5, and the second lens barrel 5 is fixedly connected to the base 6;

[0035] Support device, and the support device is arranged at the bottom of the base 6;

[0036] Fixing device, which is arranged on the supporting device;

[0037] Adjusting device, there are two adjusting devices, and both of the two adjusting devices are arranged on the second lens barrel 5;

[0038] Worm and worm gear transmission mechanism, which is arranged on the adjusting device;

[0039] Switch device, which is arranged on the worm and worm gear transmission mechanism;

[0040] Objective lens device, which is arranged on the second lens barrel 5.

[0041] Refer to Figures 2-4 , the supporting device includes three support rods 18 and three fixing rods 19. The three support rods 18 are all rotatably connected to the base 6, the three fixing rods 19 are respectively rotatably connected to the three support rods 18, and fixing blocks 8 are fixedly connected to the three support rods 18. The supporting device is used to support and fix the base 6, the adjusting device, the worm and worm gear transmission mechanism, the switch device, the lens mounting device and the second lens barrel 5. The fixing device includes a fixing cylinder 7, and three fixing holes 17 are opened on the fixing cylinder 7. The three fixing holes 17 are respectively matched with the three fixing rods 19. The fixing device is used to respectively fix and limit the three fixing rods 19 on the three fixing holes 17. The adjusting device includes a screw rod 11, a rotating motor 13, a sliding groove 12 and a sliding block 3. The sliding groove 12 is fixedly connected to the second lens barrel 5, the rotating motor 13 is fixedly installed on the sliding groove 12, a screw rod 11 is fixedly connected to the output shaft of the rotating motor 13, the screw rod 11 is threadedly connected to the sliding block 3, the sliding groove 12 is slidably connected to the sliding block 3, and a first lens barrel 2 is fixedly connected to the sliding block 3. The worm and worm gear transmission mechanism includes a worm wheel 9 and a worm 10. The worm 10 is rotatably connected to the first lens barrel 2, an eyepiece 1 is fixedly installed on the first lens barrel 2, the worm wheel 9 is meshed with the worm 10, and a disc 24 is embedded on the worm wheel 9. The switch device includes six sliders 20 and six turntables 23. Six sliding grooves 21 are opened on the disc 24, the six sliding grooves 21 are respectively slidably connected to the six sliders 20, the six sliders 20 are respectively fixedly connected to the six turntables 23, a chassis 22 is fixedly connected to the first lens barrel 2, offset blocks 16 are fixedly connected to the six turntables 23, a groove 14 is opened on the chassis 22, and the six offset blocks 16 are all slidably connected to the groove 14. The objective lens device includes an objective lens 15 and a guiding lens 4. The guiding lens 4 is fixedly installed on the second lens barrel 5, and the second lens barrel 5 is fixedly connected to the objective lens 15.

[0042] The implementation principle of a stable-structured target-viewing scope in an embodiment of the present application is as follows: During use, the worm 10 is rotated. The worm 10 drives the worm gear 9 to rotate. The worm gear 9 drives the disc 24 to rotate. The disc 24 drives six sliders 20 to slide on six chutes 21 respectively. The six sliders 20 drive six turntables 23 and six offset blocks 16 to offset on the groove 14 respectively, so as to adjust the observable field of view of the eyepiece 1. Then, while observing through the guiding mirror 4 and the objective lens 15, two rotating motors 13 are started. The two rotating motors 13 drive two screws 13 to rotate respectively. The two screws 13 drive two sliding blocks 3 and the first lens barrel 2 to move respectively, so as to adjust the distance between the eyepiece 1 and the objective lens 15, and thus quickly adjust the focal length. Embodiment 2

[0043] The difference between this embodiment and Embodiment 1 is that: a focusing display is fixedly connected to the second lens barrel 5 to display the adjusted diopter, which is convenient for the operator to collect data.

[0044] The above are all preferred embodiments of the present application. Without restricting the protection scope of the present application accordingly, therefore: All equivalent changes made according to the structure, shape, and principle of the present application shall be covered within the protection scope of the present application.

Claims

1. A target-viewing mirror with stable structure, characterized in that: Comprising: Base (6); Second lens barrel (5), the second lens barrel (5) is fixedly connected to the base (6); Support device, the support device is arranged at the bottom of the base (6); Fixing device, the fixing device is arranged on the support device; Adjusting device, there are two adjusting devices, and both of the two adjusting devices are arranged on the second lens barrel (5); Worm and worm gear transmission mechanism, the worm and worm gear transmission mechanism is arranged on the adjusting device; Switch device, the switch device is arranged on the worm and worm gear transmission mechanism; Objective lens device, the objective lens device is arranged on the second lens barrel (5).

2. The stabilized sighting telescope according to claim 1, wherein: The support device includes three support rods (18) and three fixing rods (19). The three support rods (18) are all rotatably connected to the base (6). The three fixing rods (19) are respectively rotatably connected to the three support rods (18). Fixing blocks (8) are fixedly connected to the three support rods (18). The support device is used to support and fix the base (6), the adjusting device, the worm and worm gear transmission mechanism, the switch device, the mirror mounting device and the second lens barrel (5).

3. The stable-structured target-viewing mirror according to claim 2, wherein: The fixing device includes a fixing cylinder (7). Three fixing holes (17) are opened on the fixing cylinder (7). The three fixing holes (17) are respectively matched with the three fixing rods (19). The fixing device is used to respectively fix and limit the three fixing rods (19) on the three fixing holes (17).

4. A stable-structured target-viewing mirror according to claim 3, characterized in that: The adjusting device includes a screw rod (11), a rotating motor (13), a sliding groove (12) and a sliding block (3). The sliding groove (12) is fixedly connected to the second lens barrel (5). The rotating motor (13) is fixedly installed on the sliding groove (12). A screw rod (11) is fixedly connected to the output shaft of the rotating motor (13). The screw rod (11) is threadedly connected to the sliding block (3). The sliding groove (12) is slidably connected to the sliding block (3). A first lens barrel (2) is fixedly connected to the sliding block (3).

5. The stable structure aiming telescope according to claim 4, characterized in that: The worm and worm gear transmission mechanism, the worm and worm gear transmission mechanism includes a worm wheel (9) and a worm (10). The worm (10) is rotatably connected to the first lens barrel (2). The eyepiece (1) is fixedly installed on the first lens barrel (2). The worm wheel (9) is engaged with the worm (10). A disc (24) is embedded on the worm wheel (9).

6. The stable-structured target viewing scope according to claim 5, wherein: The switch device includes six sliders (20) and six turntables (23). Six sliding grooves (21) are opened on the disc (24). The six sliding grooves (21) are respectively slidably connected to the six sliders (20). The six sliders (20) are respectively fixedly connected to the six turntables (23). A chassis (22) is fixedly connected to the first lens barrel (2). Offset blocks (16) are fixedly connected to the six turntables (23). A groove (14) is opened on the chassis (22). The six offset blocks (16) are all slidably connected to the groove (14).

7. The stable viewfinder according to claim 6, wherein: The objective lens device includes an objective lens (15) and a guiding mirror (4). The guiding mirror (4) is fixedly installed on the second lens barrel (5). The second lens barrel (5) is fixedly connected to the objective lens (15).

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