CN210572958U - Optical fiber telecentric scanning lens - Google Patents
Optical fiber telecentric scanning lens Download PDFInfo
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- CN210572958U CN210572958U CN201922014142.4U CN201922014142U CN210572958U CN 210572958 U CN210572958 U CN 210572958U CN 201922014142 U CN201922014142 U CN 201922014142U CN 210572958 U CN210572958 U CN 210572958U
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- ring
- scanning lens
- inboard
- spacing ring
- lens
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Abstract
The utility model discloses an optic fibre heart far away scanning lens, including the main casing body, spacing ring in the inboard fixedly connected with of main casing body front end, the outer spacing ring of inboard fixedly connected with of assembly lantern ring rear end, seal ring has been cup jointed to the inboard of main casing body front end, the inboard of ring channel is equipped with scanning lens. Be equipped with the assembly lantern ring, interior spacing ring, outer spacing ring and installation lasso, it is close to drive the inside spacing ring of outer spacing ring through rotating the assembly lantern ring, and then it is fixed to tracing lens, be convenient for to scanning lens's assembly, the assembly is simple, scanning lens's stability is good, prevent to cause scanning lens positional deviation, be equipped with seal ring, interior spacing ring and outer spacing ring, the setting on annular mirror limit, the seal ring's of being convenient for is sealed, press from both sides annular mirror limit tightly through interior spacing ring and outer spacing ring, and then seal the lens body, this optic fibre telecentric scanning lens's waterproof performance has been improved greatly, bring better use prospect.
Description
Technical Field
The utility model relates to a scanning lens technical field, in particular to optic fibre telecentric scanning lens.
Background
A fiber scanning lens is an optical instrument that converts time information into recordable spatial information. In laser scanning, a lens in which imaging is changed by negative distortion so that the scanning speed is linearly related to the imaging speed. Telecentric lenses are specially designed to have the chief rays of the focused beam perpendicular to the focal plane at any field angle by having the system's entrance pupil at the front focal position of the lens system.
When the existing optical fiber telecentric scanning lens is used, the lens is generally assembled with a fixing plate, the assembly process is complicated, the stability of the lens is not good enough, the position deviation of the lens is easy to cause, the normal use effect is influenced, and the waterproofness is not good enough.
Disclosure of Invention
The utility model discloses a main aim at provides an optic fibre heart scanning lens far away, can effectively solve the current optic fibre heart scanning lens far away who proposes in the background art when using, the assembling process is comparatively loaded down with trivial details, and the stability of lens is good inadequately, easily causes lens positional deviation, has influenced normal result of use, and waterproof nature can also not be good enough problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an optic fibre heart-telecentric scanning lens, includes the main casing body, the rear end of the main casing body is equipped with the installation lasso, the front end of the main casing body is equipped with the assembly lantern ring, the external screw thread has been seted up to the front end of the main casing body, the internal thread has been seted up to the inboard of the assembly lantern ring, spacing ring in the inboard fixedly connected with of the main casing body front end, the outer spacing ring of inboard fixedly connected with of assembly lantern ring rear end, seal ring has been cup jointed to the inboard of the main casing body front end, the ring channel has been seted up to seal ring's.
Preferably, a seamless integral structure is arranged between the main shell and the mounting ferrule, and the inner side of the mounting ferrule is provided with threads.
Preferably, the external thread and the internal thread are matched, and the main shell and the assembly lantern ring are in threaded connection with the internal thread through the external thread.
Preferably, two sides of the sealing washer are respectively contacted with one side of the inner limiting ring and one side of the outer limiting ring.
Preferably, the scanning lens comprises an annular mirror edge and a lens body, the outer side of the annular mirror edge is installed on the inner side of the annular groove, the inner side of the annular mirror edge is arranged on the outer side of the lens body, and a seamless integral structure is arranged between the annular mirror edge and the lens body.
Compared with the prior art, the utility model discloses following beneficial effect has: the optical fiber telecentric scanning lens is characterized in that the inner side of the assembling sleeve ring is in threaded connection with the front end of the main shell body by arranging the assembling sleeve ring, the inner limit ring is arranged at the inner side of the front end of the main shell body, the outer limit ring is arranged at the inner side of the rear end of the assembling sleeve ring, the outer limit ring can be driven to approach the inner limit ring by rotating the assembling sleeve ring, so that the scanning lens at the inner side of the sealing washer is fixed, the assembling of the scanning lens is convenient, the inner side of the installing sleeve ring is provided with threads, the integral installation of the scanning lens is convenient, the assembling is simple, the stability of the scanning lens is good, the position deviation of the scanning lens is prevented, the normal use of the scanning lens is facilitated, the scanning lens is arranged in the annular groove on the sealing washer by arranging the sealing washer, the inner limit ring and the outer limit ring, can press from both sides the annular mirror limit tightly through interior spacing ring and outer spacing ring, and then seal the lens body, the leakproofness is very good, has improved this optic fibre telecentric scanning lens's waterproof performance greatly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an exploded view of the present invention.
In the figure: 1. a main housing; 2. installing a ferrule; 3. assembling a lantern ring; 4. an external thread; 5. an internal thread; 6. an inner limiting ring; 7. an outer limit ring; 8. a sealing gasket; 9. an annular groove; 10. a scanning lens; 11. an annular mirror edge; 12. a lens body.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-2, an optical fiber telecentric scanning lens, including main casing body 1, the rear end of main casing body 1 is equipped with installation ferrule 2, the front end of main casing body 1 is equipped with the assembly lantern ring 3, external screw thread 4 has been seted up to the front end of main casing body 1, internal thread 5 has been seted up to the inboard of assembly lantern ring 3, spacing ring 6 in the inboard fixedly connected with of main casing body 1 front end, spacing ring 7 outside the inboard fixedly connected with of assembly lantern ring 3 rear end, seal ring 8 has been cup jointed to the inboard of main casing body 1 front end, ring channel 9 has been seted up to seal ring 8's inboard, the inboard of ring channel 9 is equipped with scanning lens 10, seal ring 8 is used for sealing scanning lens 10.
A seamless integral structure is arranged between the main shell 1 and the mounting ferrule 2, and the inner side of the mounting ferrule 2 is provided with threads, so that the integral mounting of the scanning lens is facilitated; the external thread 4 is matched with the internal thread 5, and the main shell 1 and the assembly lantern ring 3 are in threaded connection with the internal thread 5 through the external thread 4, so that assembly is simple; the two sides of the sealing washer 8 are respectively contacted with one sides of the inner limiting ring 6 and the outer limiting ring 7, the sealing washer 8 is clamped through the inner limiting ring 6 and the outer limiting ring 7, and the lens body 12 is sealed and fixed; scanning lens 10 includes annular mirror edge 11 and lens body 12, and the inboard in annular groove 9 is installed in the outside of annular mirror edge 11, and the outside of lens body 12 is located to the inboard of annular mirror edge 11, is a seamless overall structure between annular mirror edge 11 and the lens body 12, through annular mirror edge 11, is convenient for seal ring 8 to scanning lens 10's sealing.
It should be noted that, the utility model relates to an optical fiber telecentric scanning lens, when in use, firstly, the scanning lens 10 is installed in the annular groove 9 of the seal washer 8, then the seal washer 8 is pushed into the inner side of the front end of the main shell 1, then the rear end of the assembly lantern ring 3 is installed with the front end of the main shell 1, because the inner side of the assembly lantern ring 3 is in threaded connection with the front end of the main shell 1, the inner spacing ring 6 is arranged at the inner side of the front end of the main shell 1, the outer spacing ring 7 is arranged at the inner side of the rear end of the assembly lantern ring 3, the outer spacing ring 7 is driven to approach to the inner spacing ring 6 by rotating the assembly lantern ring 3, and then the scanning lens 10 at the inner side of the seal washer 8 is fixed, which is convenient for assembling the scanning lens 10, the inner side of the installation lantern ring 2 is provided with threads, which is convenient for installing the whole, in waterproof aspect, because be equipped with scanning lens 10 in the ring channel 9 on seal ring 8, the setting of annular mirror limit 11, the seal ring 8 of being convenient for is tight to scanning lens 10's sealing, can press from both sides annular mirror limit 11 tightly through interior spacing ring 6 and outer spacing ring 7, and then seals lens body 12, and the leakproofness is very good, has improved this optic fibre telecentric scanning lens's waterproof performance greatly, is favorable to people's use, and is comparatively practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A fiber optic telecentric scan lens comprising a main housing (1), characterized in that: the rear end of the main casing body (1) is equipped with installation ring (2), the front end of the main casing body (1) is equipped with the assembly lantern ring (3), external screw thread (4) have been seted up to the front end of the main casing body (1), internal thread (5) have been seted up to the inboard of the assembly lantern ring (3), spacing ring (6) in the inboard fixedly connected with of the main casing body (1) front end, the outer spacing ring (7) of inboard fixedly connected with of the assembly lantern ring (3) rear end, seal ring (8) have been cup jointed to the inboard of the main casing body (1) front end, ring channel (9) have been seted up to the inboard of seal ring (8), the inboard of ring channel (9) is equipped with scanning lens.
2. A fiber telecentric scanning lens according to claim 1, wherein: a seamless integral structure is arranged between the main shell (1) and the mounting ring (2), and the inner side of the mounting ring (2) is provided with threads.
3. A fiber telecentric scanning lens according to claim 1, wherein: external screw thread (4) and internal thread (5) phase-match, main casing body (1) and assembly lantern ring (3) are through external screw thread (4) and internal thread (5) threaded connection.
4. A fiber telecentric scanning lens according to claim 1, wherein: and two sides of the sealing washer (8) are respectively contacted with one sides of the inner limiting ring (6) and the outer limiting ring (7).
5. A fiber telecentric scanning lens according to claim 1, wherein: scanning lens (10) include annular mirror limit (11) and lens body (12), install in the inboard of ring channel (9) in the outside of annular mirror limit (11), the outside of lens body (12) is located to the inboard of annular mirror limit (11), be a seamless overall structure between annular mirror limit (11) and lens body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922014142.4U CN210572958U (en) | 2019-11-20 | 2019-11-20 | Optical fiber telecentric scanning lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922014142.4U CN210572958U (en) | 2019-11-20 | 2019-11-20 | Optical fiber telecentric scanning lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210572958U true CN210572958U (en) | 2020-05-19 |
Family
ID=70660749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922014142.4U Active CN210572958U (en) | 2019-11-20 | 2019-11-20 | Optical fiber telecentric scanning lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210572958U (en) |
-
2019
- 2019-11-20 CN CN201922014142.4U patent/CN210572958U/en active Active
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