CN214011596U - Light path adjusting device - Google Patents
Light path adjusting device Download PDFInfo
- Publication number
- CN214011596U CN214011596U CN202022719560.6U CN202022719560U CN214011596U CN 214011596 U CN214011596 U CN 214011596U CN 202022719560 U CN202022719560 U CN 202022719560U CN 214011596 U CN214011596 U CN 214011596U
- Authority
- CN
- China
- Prior art keywords
- adjusting
- optical fiber
- adjusting block
- baffle
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a light path adjusting device, which comprises a shell, a lens module and an adjusting module; a housing, in which the lens module is installed, and the housing is installed at the lower side of the adjusting module; the adjusting module comprises a mounting support, an optical fiber interface, an optical fiber adjusting block, a spring fixing pin and an adjusting screw, wherein the optical fiber adjusting block is connected to the periphery of the bottom of a mounting hole of the mounting support through the spring and the spring fixing pin, the bottom end of the optical fiber interface penetrates through the mounting hole and is mounted on the optical fiber adjusting block through threads, the adjusting screw is mounted on the mounting support through threaded connection, the bottom of the adjusting screw is in threaded connection with a screw hole in the optical fiber adjusting block, a columnar bulge is arranged on the lower end face of the mounting support, the end face of the columnar bulge is spherical and is in close contact with the upper end face of the optical fiber adjusting block, and the end face of the columnar bulge and the upper end face of the optical fiber adjusting block form three supporting points together with the two adjusting screws. The structure design is compact, the occupied space is small, and the 90-degree deflection and the accurate adjustment of the light path can be realized.
Description
Technical Field
The utility model relates to an analysis experiment equipment technical field specifically is a light path adjusting device.
Background
Spectral analysis instruments widely used in the fields of optics, biology, medical treatment and the like need to perform high-precision adjustment on optical devices in the spectral analysis instruments so as to ensure the accuracy of optical paths and enable the optical devices to achieve the best optical performance. The conventional light path adjusting device is large in size, so that the application of the conventional light path adjusting device in many application fields is limited.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a light path adjusting device, can satisfy the requirement that detects the high accuracy of light path and adjust to realize that the volume reduces, enlarged application field and scope, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an optical path adjusting device comprises a shell, a lens module and an adjusting module;
a housing, in which the lens module is installed, and the housing is installed at the lower side of the adjusting module;
adjusting module, it includes installing support, optical fiber interface, optic fibre adjusting block, spring fixed pin and adjusting screw, connect the optic fibre adjusting block through spring and spring fixed pin around the mounting hole bottom of installing support, the bottom of optical fiber interface is passed the mounting hole and is installed on the optic fibre adjusting block through the screw thread, adjusting screw passes through threaded connection and installs on the installing support, and the screw on adjusting screw's the bottom threaded connection optic fibre adjusting block.
Furthermore, the lower end face of the mounting bracket is provided with a columnar bulge, the end face of the columnar bulge is spherical and is in close contact with the upper end face of the optical fiber adjusting block, and the columnar bulge and the two adjusting screws jointly form three supporting points.
The optical fiber adjusting block is connected with the mounting bracket through a spring and a spring fixing pin, two ends of the spring are fixed at two ends of the spring fixing pin and are in a stretching state, and the space position of the optical fiber adjusting block is kept in a stable state due to the stretching state of the spring and the joint restraint of the bulge at the lower end of the mounting bracket and the adjusting screw. The adjusting screw is installed on the installation support through threads, and the adjusting screw is rotated to adjust the spatial positions of the optical fiber adjusting block and the optical fiber interface, so that the optical path is accurately adjusted.
Further, the shell comprises a connecting plate and a baffle, the baffle is of a U-shaped structure, the side opening of the baffle is connected with the connecting plate, and a light path hole is formed in the middle of the baffle.
Furthermore, the connecting plate is installed on the installation support through a threaded fastener, and the baffle is installed on the installation support through a threaded fastener.
Further, the lens module comprises a reflection prism, a collimating lens and an installation base, wherein the triangular reflection prism and the circular collimating lens are respectively arranged on the installation base, and the installation base is installed on the connecting plate and the baffle plate through threaded fasteners.
The mounting base is provided with a groove for fixing the reflecting prism and the collimating lens, the optical fiber adjusting block is internally provided with a threaded hole for fixing the optical fiber interface, laser is emitted from the optical fiber interface along the axis, is reflected on the surface of the reflecting prism to realize 90-degree deflection of the optical path, and is emitted along the axis of the collimating lens and the axis of the baffle emitting hole to form a complete optical path in the optical path adjusting device.
Furthermore, the axis of the optical fiber interface is perpendicular to the axis of the collimating lens, the included angle between the reflecting surface of the reflecting prism and the axis of the collimating lens is 45 degrees, and the collimating lens is arranged corresponding to the light path hole in the middle of the baffle plate.
Compared with the prior art, the beneficial effects of the utility model are that: the light path adjusting device has the following advantages:
1. the optical fiber adjusting block is connected with the mounting bracket through a spring and a spring fixing pin, two ends of the spring are fixed at two ends of the spring fixing pin and are in a stretching state, and the space position of the optical fiber adjusting block is kept in a stable state due to the stretching state of the spring and the joint restraint of the bulge at the lower end of the mounting bracket and the adjusting screw. The adjusting screw is installed on the installation support through threads, and the adjusting screw is rotated to adjust the spatial positions of the optical fiber adjusting block and the optical fiber interface, so that the optical path is accurately adjusted.
2. The structure design is compact, the 90-degree deflection and the accurate adjustment of the light path can be realized, the requirement of high-precision adjustment of the detection light path can be met, the volume is reduced, and the application field and the application range are enlarged.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the adjusting module of the present invention;
FIG. 3 is a schematic view of the lens module of the present invention;
fig. 4 is a schematic diagram of the explosion structure of the present invention.
In the figure: 100. the optical fiber connector comprises a shell, 110, a connecting plate, 120, a baffle plate, 200, a lens module, 210, a reflecting prism, 220, a collimating lens, 230, a mounting base, 300, an adjusting module, 310, a mounting bracket, 320, an optical fiber interface, 330, an optical fiber adjusting block, 340, a spring, 350, a spring fixing pin, 360 and an adjusting screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment provides a technical solution: an optical path adjusting apparatus includes a housing 100, a lens module 200, and an adjusting module 300;
a housing 100 in which the lens module 200 is installed, and the housing 100 is installed at a lower side of the adjusting module 300;
adjusting module 300, it includes installing support 310, optical fiber interface 320, optic fibre adjusting block 330, spring 340, spring fixed pin 350 and adjusting screw 360, connect optic fibre adjusting block 330 through spring 340 and spring fixed pin 350 around the mounting hole bottom of installing support 310, the bottom of optical fiber interface 320 passes the mounting hole and installs on optic fibre adjusting block 330 through the screw thread, adjusting screw 360 installs on installing support 310 through threaded connection, and the bottom threaded connection screw on optic fibre adjusting block 330 of adjusting screw 360.
The lower end face of the mounting bracket 310 has a cylindrical protrusion, and the end face of the cylindrical protrusion is spherical and is in close contact with the upper end face of the optical fiber adjusting block 330, and forms three support points together with the two adjusting screws 360.
The optical fiber adjusting block 330 is connected with the mounting bracket 310 through the spring 340 and the spring fixing pin 350, two ends of the spring 340 are fixed at two ends of the spring fixing pin 350 and are in a stretching state, and due to the stretching state of the spring 340 and the joint constraint of the bulge at the lower end of the mounting bracket 310 and the adjusting screw 360, the spatial position of the optical fiber adjusting block 330 is kept in a stable state. The adjusting screw 360 is installed on the mounting bracket 310 through a thread, and the spatial position of the optical fiber adjusting block 330 and the optical fiber interface 320 is adjusted by rotating the adjusting screw 360, so that the optical path is accurately adjusted.
The housing 100 includes a connecting plate 110 and a baffle 120, the baffle 120 is a U-shaped structure, the side opening of the baffle 120 is connected to the connecting plate 110, and the middle of the baffle 120 is provided with a light path hole.
The connection plate 110 is mounted on the mounting bracket 310 by means of threaded fasteners, and the baffle 120 is mounted on the mounting bracket 310 by means of threaded fasteners.
The mirror module 200 includes a reflection prism 210, a collimating lens 220 and a mounting base 230, the mounting base 230 is respectively provided with the triangular reflection prism 210 and the circular collimating lens 220, and the mounting base 230 is mounted on the connecting plate 110 and the baffle 120 through a threaded fastener.
The mounting base 230 is provided with a groove for fixing the reflection prism 210 and the collimating lens 220, the optical fiber adjusting block 330 is provided with a threaded hole for fixing the optical fiber interface 320, the laser is emitted from the optical fiber interface 320 along the axis, reflected on the surface of the reflection prism 210, realizes 90-degree deflection of the optical path, and is emitted along the axis of the collimating lens and the axis of the emitting hole of the baffle 120, so as to form a complete optical path in the optical path adjusting device.
The axis of the optical fiber interface 320 is perpendicular to the axis of the collimating lens 220, the included angle between the reflecting surface of the reflecting prism 210 and the axis of the collimating lens 220 is 45 °, and the collimating lens 220 is arranged corresponding to the light path hole in the middle of the baffle 120.
When in use: the optical fiber adjusting block 330 is connected with the mounting bracket 310 through a spring 340 and a spring fixing pin 350, two ends of the spring 340 are fixed at two ends of the spring fixing pin 350 and are in a stretching state, and apply a pulling force to the optical fiber adjusting block 330 towards the mounting bracket 310, the lower end face of the mounting bracket 310 is provided with a columnar bulge which is contacted with the upper end face of the optical fiber adjusting block 330, and supports the optical fiber adjusting block 330 together with an adjusting screw 360 to resist the pulling force applied by the spring 340 and maintain the relative positions and angles of the optical fiber adjusting block 330 and the optical fiber interface 320 mounted on the optical fiber adjusting block 330;
the adjusting screw 360 is installed on the installation support 310 through threads, and the tightness of the threaded fastening can be adjusted through rotation, so that the pulling force exerted by the spring 340 drives the optical fiber adjusting block 330 and the optical fiber interface 320 installed on the optical fiber adjusting block to move, that is, the angle of the optical fiber adjusting block 330 relative to the installation end face of the installation support 310 can be adjusted by changing the tightness of the threaded fastening connection of the adjusting screw 360, and the outgoing angle adjustment of the outgoing laser of the optical fiber interface 320 is realized;
the laser beam is emitted from the optical fiber interface 320 along the axis, reflected on the surface of the reflecting prism 210 to realize the 90-degree deflection of the optical path, and emitted along the axis of the collimating lens and the axis of the emitting hole of the baffle 120 to form a complete optical path in the optical path adjusting device. The lower end face of the mounting bracket 310 is provided with a columnar bulge, the end face of the bulge is in spherical close contact with the upper end face of the optical fiber adjusting block 330 and forms three supporting points together with the two adjusting screws 360, the positions of the two supporting points where the two adjusting screws 360 are located are adjusted, the position of the supporting point where the bulge on the lower end face of the mounting bracket 310 is located is changed along with the position of the supporting point, the number of the adjusting screws 360 can be reduced to the maximum extent, and the step of adjusting the optical path is simplified on the basis of meeting the requirement of accurate adjustment of the optical path.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An optical path adjusting apparatus characterized in that: comprises a housing (100), a lens module (200) and an adjustment module (300);
a housing (100) in which the lens module (200) is installed, and the housing (100) is installed at a lower side of the adjusting module (300);
adjusting module (300), it includes installing support (310), optical fiber interface (320), optic fibre adjusting block (330), spring (340), spring fixed pin (350) and adjusting screw (360), connect optic fibre adjusting block (330) through spring (340) and spring fixed pin (350) around the mounting hole bottom of installing support (310), the bottom of optic fibre interface (320) is passed the mounting hole and is installed on optic fibre adjusting block (330) through the screw thread, adjusting screw (360) are installed on installing support (310) through threaded connection, and the screw on the bottom threaded connection optic fibre adjusting block (330) of adjusting screw (360).
2. An optical path adjusting apparatus according to claim 1, wherein: the lower end face of the mounting bracket (310) is provided with a columnar bulge, the end face of the columnar bulge is spherical and is in close contact with the upper end face of the optical fiber adjusting block (330), and the columnar bulge and the two adjusting screws (360) jointly form three supporting points.
3. An optical path adjusting apparatus according to claim 1, wherein: the shell (100) comprises a connecting plate (110) and a baffle (120), the baffle (120) is of a U-shaped structure, the side opening of the baffle (120) is connected with the connecting plate (110), and a light path hole is formed in the middle of the baffle (120).
4. An optical path adjustment device according to claim 3, wherein: the connecting plate (110) is mounted on the mounting bracket (310) through a threaded fastener, and the baffle (120) is mounted on the mounting bracket (310) through a threaded fastener.
5. An optical path adjustment device according to claim 4, wherein: the lens module (200) comprises a reflecting prism (210), a collimating lens (220) and a mounting base (230), the triangular reflecting prism (210) and the circular collimating lens (220) are respectively arranged on the mounting base (230), and the mounting base (230) is mounted on the connecting plate (110) and the baffle (120) through threaded fasteners.
6. An optical path adjustment device according to claim 5, wherein: the axis of the optical fiber interface (320) is perpendicular to the axis of the collimating lens (220), the included angle between the reflecting surface of the reflecting prism (210) and the axis of the collimating lens (220) is 45 degrees, and the collimating lens (220) and the light path hole in the middle of the baffle plate (120) are correspondingly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022719560.6U CN214011596U (en) | 2020-11-23 | 2020-11-23 | Light path adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022719560.6U CN214011596U (en) | 2020-11-23 | 2020-11-23 | Light path adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214011596U true CN214011596U (en) | 2021-08-20 |
Family
ID=77306910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022719560.6U Active CN214011596U (en) | 2020-11-23 | 2020-11-23 | Light path adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214011596U (en) |
-
2020
- 2020-11-23 CN CN202022719560.6U patent/CN214011596U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108562992B (en) | Precise reflector frame based on flexible hinge | |
| US7428110B2 (en) | Optical part holding unit | |
| CN210605166U (en) | Reflector spatial position adjusting mechanism and optical instrument | |
| CN214011596U (en) | Light path adjusting device | |
| CN210042053U (en) | Adjusting device and projection device | |
| CN215867312U (en) | Reflector adjusting device for laser equipment | |
| CN111522099B (en) | Full-vertical double-rod type optical element positioning and adjusting device | |
| CN217386016U (en) | Polarization axis alignment device and polarization axis alignment system | |
| CN216210098U (en) | Optical fiber adjusting component | |
| CN108278980B (en) | Torsion angle dynamic measurement device and method based on piezoelectric deflection table | |
| CN217133534U (en) | Illumination adjusting mechanism for laser projection lens module | |
| CN115832849A (en) | Laser shutter and laser | |
| CN214409423U (en) | Reflector mechanism and microscopic imaging device | |
| CN212873032U (en) | Tool for adjusting position of lens | |
| CN201344992Y (en) | Optical conduction device capable of adjusting angular displacement of optical lens | |
| CN113140949A (en) | Laser output coupling device | |
| CN211554447U (en) | Lens adjusting mechanism and optical instrument | |
| CN111427224B (en) | Mounting structure of projection imaging lens group and projection imaging device | |
| CN217767003U (en) | Collimator fixing device for automatic optical film thickness mapper | |
| CN2720432Y (en) | Light-emitting device of photoelectric measuring instrument | |
| CN217787591U (en) | Optical machine structure and projection equipment | |
| CN218956848U (en) | High-precision adjusting mirror bracket and electric polarization controller integrated device | |
| CN215834884U (en) | Dustproof optical adjusting frame | |
| RU85003U1 (en) | ALIGNMENT DEVICE | |
| CN110703451B (en) | System and method for installing and adjusting beam splitter prism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |