CN215598221U - Adjusting structure for gun aiming laser ranging - Google Patents
Adjusting structure for gun aiming laser ranging Download PDFInfo
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- CN215598221U CN215598221U CN202122230969.6U CN202122230969U CN215598221U CN 215598221 U CN215598221 U CN 215598221U CN 202122230969 U CN202122230969 U CN 202122230969U CN 215598221 U CN215598221 U CN 215598221U
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Abstract
The utility model discloses an adjusting structure for gun aiming laser distance measurement, which comprises a laser emitting device and a laser receiving device, wherein the laser emitting device is positioned at one side of the laser receiving device, the laser emitting device comprises an emitting lens barrel, an emitting lens and an emitting circuit board, the emitting lens is arranged at the front end of the emitting lens barrel, the rear end of the emitting lens barrel is provided with an adjusting sleeve capable of moving back and forth along the optical axis direction of the laser emitting device, the emitting circuit board is arranged at the end part of the adjusting sleeve, the distance between the emitting circuit board and the emitting lens is adjusted through the adjusting sleeve to realize the adjustment of the focal length of the laser emitting device, the focusing structure of the laser emitting device is arranged at the rear end part of the laser emitting device, the space at the front end of the laser emitting device is reserved for the emitting lens, the effective caliber of the emitting lens is increased, the outlet optical power of laser is improved, and the outlet utilization rate of the laser is increased, the measuring distance of the laser ranging gun sight can be increased, and the space at the rear end of the laser emitting device is effectively utilized.
Description
Technical Field
The utility model belongs to the technical field of gun aiming, and particularly relates to an adjusting structure for laser ranging of a gun aiming.
Background
The gun sight, also called sighting telescope, is widely used in various shooting firearms, the existing sighting telescope has higher precision requirement, not only has the functions of observation and sighting, but also has to require in one gun.
Along with the development of optical aiming technology, for improving the long-distance shooting precision height, the semiconductor laser ranging gun sight for the rifle that can observe, aim, can survey the target distance again appears gradually, current laser ranging gun sight includes laser ranging module and gun sight, the laser ranging module includes laser emitter and laser receiving arrangement, this project organization is simple, it is convenient to find a distance, but the focus of the laser emitter of current laser ranging gun sight is all focused through the front end (be about to focusing mechanism sets up the front position at laser emitter), make the effective bore of lens need do little in order to reserve the regulation space that is used for installing focusing mechanism, thereby lead to the export optical power reduction of laser.
Disclosure of Invention
The utility model aims to provide an adjusting structure for laser ranging of a gun sight, and solves the technical problem that the focal length of a laser emitting device of the laser ranging gun sight in the prior art is focused through the front end, so that the effective aperture of a lens is small, and the light power of an outlet of laser is low.
The technical scheme of the utility model is realized as follows:
the utility model aims to provide an adjusting structure for gun aiming laser ranging, which comprises a laser emitting device and a laser receiving device, wherein the laser emitting device is positioned on one side of the laser receiving device, the laser emitting device comprises an emitting lens barrel, an emitting lens and an emitting circuit board, the emitting lens is arranged at the front end of the emitting lens barrel, an adjusting sleeve capable of moving back and forth along the optical axis direction of the laser emitting device is arranged at the rear end of the emitting lens barrel, the emitting circuit board is arranged at the end part of the adjusting sleeve, and the distance between the emitting lens and the emitting lens is adjusted through the adjusting sleeve, so that the adjustment of the focal length of the laser emitting device is realized.
Preferably, the adjustment sleeve is mounted at the rear end of the emission barrel through an adjustment mechanism.
Preferably, the adjusting mechanism comprises an external thread section arranged on the outer side wall of the transmitting lens barrel and an internal thread section arranged on the inner side wall of the adjusting sleeve, the adjusting sleeve is in threaded connection with the external thread section of the transmitting lens barrel through the internal thread section, and the adjusting sleeve moves back and forth along the optical axis direction of the laser transmitting device by rotating the adjusting sleeve, so that the distance between the transmitting circuit board and the transmitting lens is adjusted, and the adjustment of the focal length of the laser transmitting device is realized.
Preferably, a locking ring is further disposed at the rear end of the transmitting lens barrel, the locking ring is in threaded connection with the external thread section of the transmitting lens barrel, and the locking ring is used for positioning the adjusting sleeve.
Preferably, the adjusting sleeve comprises an end plate and a sleeve portion protruding from one end face of the end plate, the internal thread section of the adjusting sleeve is arranged on the inner side wall of the sleeve portion, the laser tube is welded on the transmitting circuit board, the transmitting circuit board is installed on the other end face of the end plate, and a through hole for the laser tube to pass through is formed in the center of the end plate.
Preferably, the laser receiving device comprises a receiving lens barrel, a receiving lens and a receiving circuit board, the receiving lens is mounted at the front end of the transmitting lens barrel, and the receiving circuit board is mounted at the rear end of the receiving lens barrel.
Preferably, the transmitting lens barrel and the receiving lens barrel are connected to form an integral lens barrel housing, a driving circuit board is mounted on the lens barrel housing, the driving circuit board is electrically connected with the transmitting circuit board and the receiving circuit board respectively, and the driving circuit board is used for driving the transmitting circuit board and the receiving circuit board.
Preferably, the transmitting lens and the receiving lens are both shaped lenses.
Preferably, the lens barrel housing and the driving circuit board are wrapped by a housing.
Compared with the prior art, the utility model has the following advantages:
1. according to the adjusting structure for gun aiming laser ranging, the adjusting sleeve which can move back and forth along the optical axis direction of the laser emitting device is installed at the rear end of the emitting lens barrel, the emitting circuit board is installed at the end part of the adjusting sleeve, and the distance between the emitting circuit board and the emitting lens is adjusted through the adjusting sleeve, so that the focal length of the laser emitting device is adjusted;
2. other advantages of the present invention are described in detail in the examples section of this specification.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the present invention;
FIG. 3 is a schematic view of an exploded structure provided by the present invention;
FIG. 4 is a schematic cross-sectional view of the present invention;
fig. 5 is a schematic perspective view (wrapped with a housing) of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, the present embodiment provides an adjusting structure for gun aiming laser ranging, which includes a laser emitting device 10 and a laser receiving device 20, the laser emitting device 10 is located at one side of the laser receiving device 20, the laser receiving device 20 includes a receiving lens barrel 6, a receiving lens 7 and a receiving circuit board 8, the receiving lens 7 is installed at the front end of the emitting lens barrel 1, the receiving circuit board 8 is installed at the rear end of the receiving lens barrel 6, a laser receiving module is welded on the receiving circuit board 8, the laser emitting device 10 includes an emitting lens barrel 1, an emitting lens 2 and an emitting circuit board 3, the emitting lens 2 is installed at the front end of the emitting lens barrel 1, an adjusting sleeve 4 capable of moving back and forth along the optical axis 30 direction of the laser emitting device 10 is installed at the rear end of the emitting lens barrel 1, the emitting circuit board 3 is installed at the end of the adjusting sleeve 4, the distance between the emitting circuit board 3 and the emitting lens 2 is adjusted by the adjusting sleeve 4, thereby realize the regulation of laser emission device 10 focus, this scheme sets up the focusing structure of laser emission device 10 at the rear end position of laser emission device 10, makes the space of laser emission device 10 front end reserve emission lens 2, makes the effective bore increase of emission lens 2, thereby improve the export luminous power of laser, with the export utilization ratio that increases laser, can improve the measuring distance that laser range finding rifle was aimed, and can also effectively utilize the space of laser emission device rear end.
The adjusting sleeve 4 is arranged at the rear end of the emission lens barrel 1 through an adjusting mechanism 40; specifically, the adjusting mechanism 40 includes an external thread section 11 disposed on the outer side wall of the emission lens barrel 1 and an internal thread section 41 disposed on the inner side wall of the adjusting sleeve 4, the adjusting sleeve 4 is in threaded connection with the external thread section 11 of the emission lens barrel 1 through the internal thread section 41, and by rotating the adjusting sleeve 4, the adjusting sleeve 4 is moved back and forth along the optical axis 30 direction of the laser emission device 10, so as to adjust the distance between the emission circuit board 3 and the emission lens 2, and thus adjust the focal length of the laser emission device 10; utilize the helicitic texture to realize the regulation of distance between transmission circuit board 3 and the transmission lens 2, can improve the regulation precision, and simple structure, it is convenient to adjust.
The rear end of the transmitting lens cone 1 is further provided with a locking ring 5, the locking ring 5 is in threaded connection with an external thread section 11 of the transmitting lens cone 1, the locking ring 5 is used for positioning the adjusting sleeve 4, and after the adjusting sleeve 4 is adjusted in place, the locking ring 5 is rotated to enable the locking ring 5 and the adjusting sleeve 4 to be abutted against each other, so that the adjusting sleeve 4 is positioned and fixed, the structure is simple, the use is convenient, and the quick positioning and fixing of the adjusting sleeve 4 can be realized.
The adjusting sleeve 4 comprises an end plate 42 and a sleeve portion 43 protruding from one end face of the end plate 42, the internal thread section 41 of the adjusting sleeve 4 is arranged on the inner side wall of the sleeve portion 43, the semiconductor laser tube 31 is welded on the transmitting circuit board 3, the transmitting circuit board 3 is installed on the other end face of the end plate 42, a through hole 421 for the semiconductor laser tube 31 to pass through is formed in the center of the end plate 42, and the adjusting sleeve is simple in structure and reasonable in design, so that light of the semiconductor laser tube 31 can effectively pass through the transmitting lens barrel 1 and the transmitting lens 2.
The transmitting lens cone 1 and the receiving lens cone 6 are connected to form an integral lens cone shell 50, a driving circuit board 9 is installed on the lens cone shell 50, the driving circuit board 9 is respectively and electrically connected with the transmitting circuit board 3 and the receiving circuit board 8 by adopting an FPC (flexible printed circuit) connecting wire 70, the driving circuit board 9 is used for driving the transmitting circuit board 3 and the receiving circuit board 8, the structure is simple, the manufacture is convenient, the laser transmitting device 10 and the laser receiving device 20 are designed into an integral body, and the structure of a laser ranging module for laser ranging gun aiming is more compact; in addition, the lens cone shell 50 and the driving circuit board 9 are wrapped by a shell 60, so that the protection capability of the laser emitting device 10 and the laser receiving device 20 and the integrity of the laser ranging module can be improved, the laser ranging module can be beautified, and the overall appearance of the laser ranging gun is more attractive (refer to fig. 5); the housing 60 also encloses the adjusting sleeve 4.
The transmitting lens 2 and the receiving lens 7 are both special-shaped lenses, and the special-shaped lenses are used for conveniently adjusting the optical axis 30 of the laser transmitting device 10, so that the normal light path of the laser transmitting device 10 is ensured, and the distance measuring accuracy is improved.
It should be noted that all the directional indications in the embodiments of the present invention, such as "up", "down", "front", "back", "left" and "right", are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above embodiments are only preferred embodiments of the present invention, but the present invention is not limited thereto, and any other changes, modifications, substitutions, combinations, simplifications, which are made without departing from the spirit and principle of the present invention, are all equivalent replacements within the protection scope of the present invention.
Claims (9)
1. An adjust structure for rifle aim laser rangefinder, includes laser emitter (10) and laser receiver (20), and laser emitter (10) are located one side of laser receiver (20), its characterized in that: laser emission device (10) are including launching lens cone (1), transmission lens (2) and transmission circuit board (3), the front end in launching lens cone (1) is installed in transmission lens (2), install the adjusting sleeve (4) that can follow optical axis (30) direction round trip movement of laser emission device (10) in the rear end of launching lens cone (1), the tip in adjusting sleeve (4) is installed in transmission circuit board (3), adjust the distance between transmission circuit board (3) and transmission lens (2) through adjusting sleeve (4), thereby realize the regulation of laser emission device (10) focus.
2. The adjustment structure for gun aiming laser ranging as claimed in claim 1, wherein: the adjusting sleeve (4) is arranged at the rear end of the transmitting lens cone (1) through an adjusting mechanism (40).
3. The adjustment structure for gun aiming laser ranging as claimed in claim 2, wherein: adjustment mechanism (40) are including setting up external screw thread section (11) on the lateral wall of emission lens cone (1) and setting are in internal thread section (41) on the inside wall of adjusting sleeve (4), adjusting sleeve (4) through internal thread section (41) with external screw thread section (11) threaded connection of emission lens cone (1), through the rotation adjusting sleeve (4), make adjusting sleeve (4) are followed optical axis (30) direction round trip movement of laser emission device (10), thereby adjust emission circuit board (3) with the distance between emission lens (2), realize the regulation of laser emission device (10) focus.
4. The adjustment structure for gun aiming laser ranging as claimed in claim 3, wherein: the rear end of the transmitting lens cone (1) is further provided with a locking ring (5), the locking ring (5) is in threaded connection with an external thread section (11) of the transmitting lens cone (1), and the locking ring (5) is used for positioning the adjusting sleeve (4).
5. An adjustment structure for gun aiming laser ranging according to claim 1, 2, 3 or 4, characterized in that: the adjusting sleeve (4) comprises an end plate (42) and a sleeve portion (43) protruding out of one end face of the end plate (42), an internal thread section (41) of the adjusting sleeve (4) is arranged on the inner side wall of the sleeve portion (43), the laser tube (31) is welded on the transmitting circuit board (3), the transmitting circuit board (3) is installed on the other end face of the end plate (42), and a through hole (421) for the laser tube (31) to penetrate through is formed in the center of the end plate (42).
6. The adjustment structure for gun aiming laser ranging as claimed in claim 5, wherein: the laser receiving device (20) comprises a receiving lens barrel (6), a receiving lens (7) and a receiving circuit board (8), wherein the receiving lens (7) is installed at the front end of the transmitting lens barrel (1), and the receiving circuit board (8) is installed at the rear end of the receiving lens barrel (6).
7. The adjustment structure for gun aiming laser ranging as claimed in claim 6, wherein: the transmitting lens cone (1) and the receiving lens cone (6) are connected to form an integral lens cone shell (50), a driving circuit board (9) is installed on the lens cone shell (50), the driving circuit board (9) is electrically connected with the transmitting circuit board (3) and the receiving circuit board (8) respectively, and the driving circuit board (9) is used for driving the transmitting circuit board (3) and the receiving circuit board (8).
8. The adjustment structure for gun aiming laser ranging as claimed in claim 7, wherein: the transmitting lens (2) and the receiving lens (7) are both special-shaped lenses.
9. The adjustment structure for gun aiming laser ranging as claimed in claim 7, wherein: the lens cone shell (50) and the driving circuit board (9) are wrapped by a shell (60).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122230969.6U CN215598221U (en) | 2021-09-15 | 2021-09-15 | Adjusting structure for gun aiming laser ranging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122230969.6U CN215598221U (en) | 2021-09-15 | 2021-09-15 | Adjusting structure for gun aiming laser ranging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215598221U true CN215598221U (en) | 2022-01-21 |
Family
ID=79885938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122230969.6U Active CN215598221U (en) | 2021-09-15 | 2021-09-15 | Adjusting structure for gun aiming laser ranging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215598221U (en) |
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2021
- 2021-09-15 CN CN202122230969.6U patent/CN215598221U/en active Active
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