CN214747516U - Zoom adjusting device of sighting telescope - Google Patents
Zoom adjusting device of sighting telescope Download PDFInfo
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- CN214747516U CN214747516U CN202121010630.9U CN202121010630U CN214747516U CN 214747516 U CN214747516 U CN 214747516U CN 202121010630 U CN202121010630 U CN 202121010630U CN 214747516 U CN214747516 U CN 214747516U
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- inner tube
- steering
- sliding pin
- sighting telescope
- sliding
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Abstract
The utility model belongs to the technical field of the gun sight, in particular to zoom adjusting device of gun sight, including coaxial outer tube and the inner tube that sets up, be equipped with spiral helicine zoom curve groove on the outer tube, the inner tube passes through splined connection with two steering mirror frames, makes to turn to the mirror frame in the inner tube along endwise slip, can effectively prevent to turn to and take place to rotate between mirror frame and the inner tube, guarantees the regulation precision of gun sight. Set up smooth pin screw thread hole in spline tooth department, avoid setting up smooth pin screw thread hole on the thinner position of pipe wall to avoid can be because the material internal stress of inner tube warp and thin wall rigidity is not enough in the course of working, prevent that the internal diameter of inner tube can produce and warp, thereby solved and rotated the problem that the in-process takes place to beat. The utility model discloses simple structure, simple to operate is swift, does benefit to and uses widely. The distance between the two optical lenses is adjusted by rotating the outer tube, so that the sighting telescope is subjected to zoom adjustment.
Description
Technical Field
The application belongs to the technical field of sighting telescope, and particularly relates to a zoom adjusting device of a sighting telescope.
Background
In the sighting telescope for the gun used at present, the inner variable-power optical lens of the sighting telescope is adjusted through the variable-power telescope outer tube, the purpose of continuously changing low magnification and high magnification is achieved, the purpose of quickly searching for a target to shoot by using the low magnification during shooting and accurately shooting a long-distance target by using the high magnification is achieved.
However, in the production process, because the cross sections of the inner tube and the steering mirror frame in the prior art are all round, when a sliding pin nail sliding groove on the inner tube is machined, if the tube wall of the inner tube is thin, the inner tube can deform due to internal stress deformation of the inner tube material and insufficient rigidity of the thin wall in the machining process, the inner diameter of the inner tube can deform, and the steering mirror frame not only radially jumps in the movement process inside but also neglects the tightness, so that the precision of the sighting telescope can be influenced.
Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a zoom adjusting device of gun sight can also increase the field of vision of gun sight on the basis of solving the scheduling problem of beating. The problems with the prior art discussed above are solved and alleviated.
In order to achieve the above purpose, the present application provides the following technical solutions:
the application provides a zoom adjusting device of gun sight includes:
the outer tube is sleeved in the sighting telescope, and a spiral zooming curve groove is formed in the outer tube;
the inner pipe is coaxially arranged with the outer pipe and is in rotating fit connection with the outer pipe, a plurality of spline grooves which are arranged along the axial direction are uniformly distributed on the inner wall of the inner pipe, and sliding pin nail sliding grooves which are arranged along the axial direction are also arranged on the inner pipe;
the steering mirror frame is coaxially arranged in the inner pipe, a plurality of spline teeth matched with the spline grooves are arranged outside the steering mirror frame, the steering mirror frame is matched and connected with the spline grooves of the inner pipe through the spline teeth and can slide in the inner pipe along the axial direction of the inner pipe, a sliding pin is arranged at the top end of each steering mirror frame, and an optical lens is arranged on each steering mirror frame;
at least one of the sliding pin rods extends out of the sliding pin rod sliding groove upwards, the top of the sliding pin rod extends into the zooming curve groove, the outer tube is rotated to enable the sliding pin rod to slide in the zooming curve groove, and the sliding pin rod axially displaces along the inner tube, so that the distance between the two steering mirror frames is adjusted to realize zooming adjustment.
Preferably, the outer tube is provided with two zooming curve grooves, the distance between the two zooming curve grooves changes along the axial direction, the inner tube is internally provided with two steering mirror frames along the axial direction, and a sliding pin on each steering mirror frame sequentially extends out of the sliding pin sliding groove and the zooming curve groove.
Preferably, the steering frame is provided with a sliding pin screw hole, and the sliding pin is in threaded connection with the steering frame.
Preferably, the sliding pin threaded hole is formed in a spline tooth at the top of the steering mirror frame, and the sliding pin sliding groove is correspondingly formed in the top of the inner tube.
Preferably, the top of the sliding pin protrudes upward beyond the outer wall of the outer tube.
Preferably, optical lenses are arranged on the opposite sides of the two steering frame bodies, the optical lenses are fixed on the steering frame bodies through steering frame body pressing rings, and the steering frame body pressing rings are in threaded connection with the steering frame bodies.
Preferably, an inner tube pressing ring is connected to the tail end of the inner tube through threads, and the inner tube pressing ring fixedly connects the fixed lens to the tail end of the inner tube.
Has the advantages that:
the utility model provides a zoom adjusting device of gun sight can adjust the interval between two optical lens pieces through rotating the outer tube to carry out zoom to the gun sight and adjust. The steering mirror frame is connected with the inner tube through the spline, so that the steering mirror frame slides along the axial direction in the inner tube, the steering mirror frame and the inner tube can be effectively prevented from rotating, and the adjusting precision of the sighting telescope is ensured. And set up the sliding pin screw thread hole in spline tooth department, because the pipe wall of spline tooth department is thicker, avoid setting up the sliding pin screw thread hole on the thinner position of pipe wall to avoid can prevent that the internal diameter of inner tube can produce the deformation because the material internal stress of inner tube warp and the thin wall rigidity is not enough in the course of working, thereby solved and rotated the problem that the in-process takes place to beat. The utility model discloses simple structure, simple to operate is swift, does benefit to and uses widely.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. Wherein:
FIG. 1 is a zoom adjustment apparatus for a scope provided in accordance with some embodiments of the present application;
fig. 2 is a sectional view taken along line a-a of fig. 1.
Description of reference numerals:
1-an outer tube; 11-zooming curve slot; 2-inner tube; 21-sliding pin sliding groove; 3-steering mirror frame; 31-steering mirror frame pressing ring; 32-an optical lens; 4-splines; 5-sliding pins; 51-a protective sleeve; 6-connecting end.
Detailed Description
The present application will be described in detail below with reference to the embodiments with reference to the attached drawings. The various examples are provided by way of explanation of the application and are not limiting of the application. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present application without departing from the scope or spirit of the application. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present application cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
In the description of the present application, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present application but do not require that the present application must be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. The terms "connected," "connected," and "disposed" as used herein are intended to be broadly construed, and may include, for example, fixed and removable connections; can be directly connected or indirectly connected through intermediate components; the connection may be a wired electrical connection, a wireless electrical connection, or a wireless communication signal connection, and a person skilled in the art can understand the specific meaning of the above terms according to specific situations.
As shown in fig. 1 and fig. 2, the utility model discloses a zoom adjusting device of sighting telescope, include:
the sighting telescope comprises an outer tube 1, wherein the outer tube 1 is sleeved inside the sighting telescope, two spiral zooming curve grooves 11 are formed in the side face of the outer tube 1, and the distance between the two zooming curve grooves 11 changes along the axial direction of the outer tube 1.
The inner tube 2 is coaxially arranged with the outer tube 1 and is connected with the outer tube 1 in a rotating fit mode, a plurality of spline grooves arranged along the axial direction are uniformly distributed on the inner wall of the inner tube 2, and a sliding pin nail sliding groove 21 arranged along the axial direction is further formed in the inner tube 2.
Turn to picture frame 3, coaxially be equipped with two in inner tube 2 and turn to picture frame 3, every outside that turns to picture frame 3 is equipped with a plurality of and spline groove complex spline tooth, turns to picture frame 3 and is connected with the spline groove cooperation of inner tube 2 through a plurality of spline teeth to only along inner tube 2's axial sliding in inner tube 2, can effectively prevent to turn to and take place to rotate between picture frame 3 and the inner tube 2. The top of each steering frame 3 is provided with a sliding pin 5, the sliding pin 5 extends out of the sliding pin sliding groove 21 upwards, and then the top extends into the zooming curve groove 11, each steering frame 3 is provided with an optical lens 32, and the optical lens 32 is a zooming lens.
At least one sliding pin 5 slides in the zooming curve groove 11 by rotating the outer tube 1, and is displaced along the axial direction of the inner tube 2, so that the distance between the two optical lenses is changed to realize zooming adjustment.
Further, turn to picture frame 3 through 2 and 2 above spline teeth and 2 splined connections of inner tube, prevent to turn to taking place to rotate between picture frame 3 and the inner tube 2.
Furthermore, a sliding pin screw hole is arranged on the steering mirror frame 3, and the sliding pin 5 is in threaded connection with the steering mirror frame 3 through the sliding pin screw hole.
Further, in order to guarantee the inner tube 2 and turn to the installation intensity between the picture frame 3, the smooth pin screw thread hole of spline tooth department that turns to the top of picture frame 3 is located to smooth pin screw thread hole and is arranged along vertical direction, because the pipe wall of spline tooth department is thicker, avoid setting up smooth pin screw thread hole on the thinner position of pipe wall, thereby avoid can be because the material internal stress of inner tube 2 warp and the thin wall rigidity is not enough in the course of working, the internal diameter of inner tube 2 can produce the deformation, thereby thoroughly solved and rotated the problem that the in-process takes place to beat.
Furthermore, the thickness of the spline teeth of the steering mirror frame 3 is larger than or equal to the diameter of the sliding pin 5, so that the installation strength can be further ensured. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
Further, in order to facilitate assembly, a sliding pin sliding groove 21 is formed in the top of the inner tube 2, the sliding pin sliding groove 21 is a through groove arranged up and down, and corresponds to the threaded hole of the sliding pin, so that the sliding pin 5 can be always located on the top of the sighting telescope in the adjusting process. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
Furthermore, the aperture of the steering frame 3 can be increased, so that the field of vision of the device to be adjusted is enlarged. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
Further, in a specific embodiment, two variable-power curved grooves 11 are formed in the outer tube 1, the variable-power curved grooves 11 are spiral grooves arranged along the axial direction, the distance between the two variable-power curved grooves 11 increases from small to large along the axial direction, two steering mirror frames 3 are arranged in the inner tube 2 along the axial direction, each steering mirror frame 3 is provided with an optical lens 32, and the sliding pin 5 on each steering mirror frame 3 sequentially extends out of the sliding pin sliding groove and the variable-power curved groove 11. Through rotating the outer tube 1, two sliding pins 5 slide in two zooming curve grooves 11, under the restriction of the sliding pin sliding grooves 21, the two sliding pins 5 slide along the axial direction of the outer tube 1, and the distance between two steering mirror frames 3 is changed according to the different distances between the zooming curve grooves 11, so that the distance between two optical lenses is changed to realize zooming adjustment of the sighting telescope. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
Further, in another embodiment, a variable-power curved groove 11 is formed in the outer tube 1, the variable-power curved groove 11 is a spiral groove arranged along the axial direction, a positioning hole is formed in the inner tube 2, two steering mirror frames 3 are axially arranged in the inner tube 2, one sliding pin 5 extends out of the sliding pin sliding groove 21 upwards, the top of the sliding pin 5 extends into the positioning hole, the other sliding pin 5 extends out of the sliding pin sliding groove 21 upwards, the top of the sliding pin 5 extends into the variable-power curved groove 11, the sliding pin 5 arranged in the variable-power curved groove 11 is far away from the sliding pin 5 in the positioning hole by rotating the outer tube 1, so that the distance between the two sliding pins 5 is adjusted, and the variable-power adjustment of the sighting telescope is realized after the distance between the two optical lenses 32 is adjusted. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
Further, for the convenience of assembly, the top end of the sliding pin 5 extends upwards out of the outer wall of the outer tube 1. Preferably, the groove width of the variable-magnification curved groove 11 is larger than the aperture of the threaded hole of the sliding pin, so that the assembly of the sliding pin 5 is more convenient for an operator.
Further, a steering frame pressing ring 31 is provided on each of opposite sides of the two steering frames 3, and the steering frame pressing ring 31 fixes the optical lens 32 to the steering frame 3.
Furthermore, one end of the inner tube 2 is fixedly connected with the fixed lens through an inner tube pressing ring 22, and the inner tube pressing ring 22 can limit the axial movement of the inner tube 2 relative to the outer tube 1.
Furthermore, the outer side of the sliding pin 5 is sleeved with a protective sleeve 51 to prevent the sliding pin 5 and the side wall of the zooming curve slot 11 from generating friction loss, thereby influencing the precision of the sighting telescope.
Further, the protective sleeve 51 may be a rubber sleeve, which can prevent noise from being generated during friction and play a role in noise reduction.
Furthermore, the other end of the inner tube 2 is provided with a connecting end 6, and the connecting end 6 is connected with the mirror body of the sighting telescope in a positioning manner.
Further, the one end that corresponds with link 6 on outer tube 1 is equipped with the hinge hole 7 of installation zoom hand wheel, and fixing screw's one end is inserted and is connect in hinge hole 7, and fixing screw's the other end and zoom hand wheel are connected, and the zoom hand wheel rotates and drives outer tube 1 simultaneously and rotates, accomplishes required zoom requirement. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
When the device is used, the outer tube 1 is rotated, the sliding pin 5 is limited by the zooming curve groove 11 and the sliding pin sliding groove 21, the sliding pin 5 slides along the axis at the top of the outer tube 1, so that the distance between the two steering mirror frames 3 is controlled and adjusted, zooming adjustment is performed on the sighting telescope, and the sliding pin 5 is ensured to be always positioned at the top of the device in the sliding process.
To sum up, the utility model provides a zoom adjusting device of gun sight can adjust the interval between two optical lens pieces through rotating the outer tube to adjust the gun sight by zooming. The steering mirror frame is connected with the inner tube through the spline, so that the steering mirror frame slides along the axial direction in the inner tube, the steering mirror frame and the inner tube can be effectively prevented from rotating, and the adjusting precision of the sighting telescope is ensured. And set up the sliding pin screw thread hole in spline tooth department, because the pipe wall of spline tooth department is thicker, avoid setting up the sliding pin screw thread hole on the thinner position of pipe wall to avoid can prevent that the internal diameter of inner tube can produce the deformation because the material internal stress of inner tube warp and the thin wall rigidity is not enough in the course of working, thereby solved and rotated the problem that the in-process takes place to beat. The utility model discloses simple structure, simple to operate is swift, does benefit to and uses widely.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (7)
1. A zoom adjustment device for a sighting telescope, comprising:
the outer tube is sleeved in the sighting telescope, and a spiral zooming curve groove is formed in the outer tube;
the inner pipe is coaxially arranged with the outer pipe and is in rotating fit connection with the outer pipe, a plurality of spline grooves which are arranged along the axial direction are uniformly distributed on the inner wall of the inner pipe, and sliding pin nail sliding grooves which are arranged along the axial direction are also arranged on the inner pipe;
the steering mirror frame is coaxially arranged in the inner pipe, a plurality of spline teeth matched with the spline grooves are arranged outside the steering mirror frame, the steering mirror frame is matched and connected with the spline grooves of the inner pipe through the spline teeth and can slide in the inner pipe along the axial direction of the inner pipe, a sliding pin is arranged at the top end of each steering mirror frame, and an optical lens is arranged on each steering mirror frame;
at least one of the sliding pin rods extends out of the sliding pin rod sliding groove upwards, the top of the sliding pin rod extends into the zooming curve groove, the outer tube is rotated to enable the sliding pin rod to slide in the zooming curve groove, and the sliding pin rod axially displaces along the inner tube, so that the distance between the two steering mirror frames is adjusted to realize zooming adjustment.
2. The zoom adjusting device of a sighting telescope according to claim 1, wherein two zoom curved grooves are formed in the outer tube, the distance between the two zoom curved grooves changes along the axial direction, two steering frames are axially disposed in the inner tube, and a slide pin on each steering frame extends upwards out of the slide pin slide groove and the zoom curved groove in sequence.
3. The device for adjusting the magnification of a sighting telescope according to claim 2, wherein the steering frame has a threaded hole for a slide pin, and the slide pin is threadedly coupled with the steering frame.
4. The device for adjusting the magnification of a sighting telescope according to claim 3, wherein the sliding pin threaded hole is formed in the spline tooth of the top of the steering frame, and the sliding pin sliding groove is correspondingly formed in the top of the inner tube.
5. The device for adjusting a variable magnification of a sighting telescope according to claim 2, wherein the top of the sliding pin protrudes upward from the outer wall of the outer tube.
6. The device for adjusting the variable power of a sighting telescope according to claim 5, wherein an optical lens is provided on each of opposite sides of the two steering rims, the optical lens is fixed to the steering rims by means of steering rim pressing rings, and the steering rim pressing rings are screwed to the steering rims.
7. The device for adjusting variable magnification of a scope according to claim 1, wherein an inner tube pressing ring is screwed to a distal end of the inner tube, and the inner tube pressing ring fixedly connects the fixed lens to the distal end of the inner tube.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121010630.9U CN214747516U (en) | 2021-05-12 | 2021-05-12 | Zoom adjusting device of sighting telescope |
| PCT/CN2021/101321 WO2022062503A1 (en) | 2021-04-22 | 2021-06-21 | Zoom sighting telescope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121010630.9U CN214747516U (en) | 2021-05-12 | 2021-05-12 | Zoom adjusting device of sighting telescope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214747516U true CN214747516U (en) | 2021-11-16 |
Family
ID=78621100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121010630.9U Active CN214747516U (en) | 2021-04-22 | 2021-05-12 | Zoom adjusting device of sighting telescope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214747516U (en) |
-
2021
- 2021-05-12 CN CN202121010630.9U patent/CN214747516U/en active Active
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