CN220232072U - Novel light filter switcher - Google Patents
Novel light filter switcher Download PDFInfo
- Publication number
- CN220232072U CN220232072U CN202321789085.7U CN202321789085U CN220232072U CN 220232072 U CN220232072 U CN 220232072U CN 202321789085 U CN202321789085 U CN 202321789085U CN 220232072 U CN220232072 U CN 220232072U
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- optical filter
- switching
- arm body
- switcher
- light
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- 230000003287 optical effect Effects 0.000 claims abstract description 95
- 238000001914 filtration Methods 0.000 claims abstract description 31
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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- Mechanical Light Control Or Optical Switches (AREA)
Abstract
The utility model discloses a novel optical filter switcher, which comprises a device body, wherein the device body comprises a switching end and a filtering end, and an optical filter switching cavity is formed in the communication of the switching end and the filtering end; the light filtering end is provided with a light transmitting structure, and a light filtering structure is arranged in the light filtering switching cavity corresponding to the light transmitting structure; the switching end is provided with a switching device, the switching device comprises a U-shaped iron, a magnet and a swinging rod, the U-shaped iron comprises a first arm body and a second arm body, a framework is arranged on the first arm body, a coil is wound on the framework, the magnet is arranged between the first arm body and the second arm body and rotates under the action of a magnetic field of the first arm body and the second arm body, one end of the swinging rod is fixedly connected with the magnet, the other end of the swinging rod is movably connected with the optical filter structure, and a terminal wire is electrically connected with the framework. The utility model reasonably divides the switching end and the filtering end by simplifying the integral structure of the optical filter switcher, and optimizes the performance of the integral structure while maintaining good flatness and perpendicularity of the optical filter switcher.
Description
Technical Field
The utility model relates to the technical field of optical filter switchers, in particular to a novel optical filter switcher.
Background
The optical filter switcher is used as a common component of the image pickup equipment, comprises optical filters with two different light transmittance so as to be suitable for different lighting requirements, and generally adopts an external photosensitive sensor to control the switching action of the switcher so as to realize the automatic switching of the optical filters. The existing optical filter switcher is usually of a swing type switching structure, so that the switching range of the structure is large, coil arrangement is unreasonable, wiring welding and other reasons enable the volume of the whole structure to be large, and the optical filter switcher is assembled and fixed in a traditional screw locking mode, so that the optical filter switcher is poor in optical filtering performance, flatness and perpendicularity, inconvenient to process and assemble and not suitable for miniaturization trend.
Disclosure of Invention
In order to overcome the technical problems, the utility model discloses a novel optical filter switcher.
The technical scheme adopted by the utility model for achieving the purpose is as follows:
the novel optical filter switcher comprises a device body, wherein the device body comprises a switching end and a filtering end, and an optical filter switching cavity is formed in the switching end and the filtering end in communication;
the light filtering end is provided with a light transmission structure, and a light filtering structure is arranged in the light filtering switching cavity corresponding to the light transmission structure;
the switching device comprises a U-shaped iron, a magnet and a swinging rod, wherein the U-shaped iron comprises a first arm body and a second arm body, a framework is arranged on the first arm body, a coil is wound on the framework, the magnet is arranged between the first arm body and the second arm body and rotates under the action of a magnetic field of the first arm body and the second arm body, one end of the swinging rod is fixedly connected with the magnet, the other end of the swinging rod is movably connected with the optical filter structure, and a terminal wire is electrically connected with the framework.
The novel optical filter switcher comprises an upper base and a lower base which are integrally formed, wherein the upper base is provided with a lens seat, the lens seat is provided with a first light-passing hole corresponding to the optical filter structure, and the lower base is provided with a second light-passing hole corresponding to the first light-passing hole.
The novel optical filter switcher is characterized in that at least two groups of transverse moving guide rails are arranged on the lower base, and the optical filter structure is movably arranged on the transverse moving guide rails.
The novel optical filter switcher comprises an optical filter structure fixing seat, wherein the optical filter structure fixing seat is provided with a switching pull groove, the swing rod comprises a hook portion, the hook portion is inserted into the switching pull groove, and when the magnet rotates to drive the swing rod to rotate, the hook portion is driven to slide in the switching pull groove so that the optical filter structure fixing seat moves linearly under the guiding action of the transverse moving guide rail.
The novel optical filter switcher is characterized in that a first optical filtering part and a second optical filtering part are arranged on the optical filter fixing seat in parallel, and the first optical filtering part and the second optical filtering part are arranged corresponding to the first light passing hole.
The novel optical filter switcher is characterized in that the first optical filter part is provided with an IR optical filter, and the second optical filter part is provided with an AR optical filter.
The novel optical filter switcher comprises a framework body, wherein a penetrating groove for the first arm body to penetrate is formed in the framework body;
the first convex ring and the second convex ring are respectively arranged at two ends of the framework body along the arrangement direction of the penetrating groove, a coil winding cavity for winding the coil is formed between the first convex ring and the second convex ring, and the coil is electrically connected with the first convex ring.
The novel optical filter switcher is characterized in that the first convex ring is provided with an electric connection part in an extending mode, and the electric connection part is provided with a plurality of groups of terminals used for being electrically connected with the terminal wires.
The novel optical filter switcher is characterized in that mounting portions are respectively arranged on two sides of the device body, and mounting holes are formed through the mounting portions.
In the above novel optical filter switcher, a bottom shell for covering the switching end is disposed on the device body.
The beneficial effects of the utility model are as follows: the utility model has reasonable and ingenious design, and the whole structure performance is optimized while maintaining good flatness and perpendicularity of the optical filter switcher by reasonably dividing the switching end and the optical filtering end by simplifying the whole structure of the optical filter switcher; the optical filter switching cavity and the light transmission structure are correspondingly arranged, so that the switching stability and the assembly verticality of the optical filter are improved; the switching device adopts an electromagnetic switching mode to drive the optical filter structure to conduct linear switching operation, the framework is utilized to be electrically connected with the coil and the terminal wire, the welding structure of the existing coil and the PIN needle is replaced, the reliability and stability of electrical contact are improved, the integral structure is simplified, and the purpose of saving the integral structural space is achieved.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a schematic top view of the device body of the present utility model;
FIG. 3 is a schematic perspective view of the filter structure and the switching device of the present utility model;
fig. 4 is a schematic perspective view of a skeleton in the present utility model.
Detailed Description
The present utility model will be further illustrated by the following specific examples, so that the technical solution of the present utility model can be understood and grasped more easily, and the present utility model is not limited thereto.
Examples: referring to fig. 1 to 4, the present embodiment provides a novel optical filter switcher, which includes a device body, wherein the device body includes a switching end 1 and a filtering end 2, and an optical filter switching cavity is provided to communicate the switching end 1 and the filtering end 2;
the light filtering end 2 is provided with a light transmission structure, and a light filtering structure is arranged in the light filtering switching cavity corresponding to the light transmission structure;
the switching end 1 is provided with a switching device, the switching device comprises a U-shaped iron 11, a magnet 12 and a swinging rod 13, the U-shaped iron 11 comprises a first arm body and a second arm body, a framework 14 is arranged on the first arm body, a coil 15 is wound on the framework 14, the magnet 12 is arranged between the first arm body and the second arm body and rotates under the action of a magnetic field of the first arm body and the second arm body, one end of the swinging rod 13 is fixedly connected with the magnet 12, the other end of the swinging rod 13 is movably connected with the optical filter structure, and the framework 14 is electrically connected with a terminal wire 16.
Specifically, by simplifying the overall structure of the optical filter switcher, the switching end 1 and the optical filtering end 2 are reasonably divided, so that the performance of the overall structure is optimized while the good flatness and verticality of the optical filter switcher are maintained; the optical filter switching cavity and the light transmission structure are correspondingly arranged, so that the switching stability and the assembly verticality of the optical filter are improved; the switching device adopts an electromagnetic switching mode to drive the optical filter structure to perform linear switching operation, the framework 14 is utilized to electrically connect the coil 15 and the terminal wire 16, the existing welding structure of the coil and the PIN needle is replaced, the reliability and the stability of the electrical contact are improved, the integral structure is simplified, and the purpose of saving the integral structural space is achieved.
Preferably, the filtering end 2 includes an integrally formed upper base and a lower base, the upper base is provided with a lens base 21, the lens base 21 is provided with a first light through hole 22 corresponding to the filter structure, and the lower base is provided with a second light through hole 23 corresponding to the first light through hole 22; specifically, the first light through hole 22, the optical filter switching cavity and the second light through hole 23 are vertically communicated, so that a good filtering effect is achieved.
Further, at least two sets of transverse moving guide rails 24 are disposed on the lower base, and the optical filter structure is movably disposed on the transverse moving guide rails 24, so that the optical filter structure is ensured to stably and transversely move under the driving and switching action of the switching device, so that the optical filter required for switching is realized, and the switching reliability and stability of the optical filter are improved.
Further, the optical filter structure includes an optical filter structure fixing seat 25, the optical filter structure fixing seat 25 is provided with a switching pull groove 26, the swing rod 13 includes a hook portion, the hook portion is inserted into the switching pull groove 26, and when the magnet 12 rotates to drive the swing rod 13 to rotate, the hook portion is driven to slide in the switching pull groove 26 so as to enable the optical filter structure fixing seat 25 to do linear motion under the guiding action of the transverse moving guide rail 24.
Further, a first filter portion 27 and a second filter portion 28 are disposed in parallel on the filter fixing base, and the first filter portion 27 and the second filter portion 28 are disposed corresponding to the first light-transmitting hole 22.
Preferably, the first filter portion 27 is provided with an IR filter, and the second filter portion 28 is provided with an AR filter.
Specifically, when the current passing through the coil 15 changes, the magnetic polarities of the first arm body and the second arm body change, the magnet 12 rotates under the action of the magnetic field between the first arm body and the second arm body, so that the swing rod 13 drives the optical filter structure to slide under the guiding action of the transverse guide rail 24, and further the switching alignment of the IR optical filter and the AR optical filter with the first light through hole 22 through the movement of the optical filter fixing seat is realized.
Preferably, the skeleton 14 includes a skeleton body 141, and a through slot 142 through which the first arm body is disposed is formed through the skeleton body 141;
the first convex ring 143 and the second convex ring 144 are respectively arranged at two ends of the skeleton body 141 along the arrangement direction of the through groove 142, a coil winding cavity for winding the coil 15 is formed between the first convex ring 143 and the second convex ring 144, the coil 15 is electrically connected with the first convex ring 143, so that the coil 15 is effectively prevented from moving to generate position deviation, and the position maintainability and the insulativity of the coil 15 are improved.
Further, the first protruding ring 143 is provided with an electrical connection portion 145 in an extending manner, the electrical connection portion 145 is provided with a plurality of groups of terminals 146 electrically connected to the terminal wires 16, and the provision of the electrical connection portion 145 can reduce electromagnetic loss, improve reliability and stability of electrical contact, and improve heat dissipation and safety.
Specifically, the both sides of device body are provided with the installation department respectively, run through the installation department is provided with the mounting hole.
Specifically, a bottom case for covering the switching terminal 1 is provided on the device body.
The working principle of the utility model is as follows: the optical filter switcher is externally connected with an external power supply through the terminal wire 16, when external illumination conditions are changed, such as entering from daytime to night, a control circuit of the external power supply changes the current direction passing through the coil 15, so that the magnetic polarities of the first arm body and the second arm body are correspondingly changed, the magnet 12 rotates under the action of a newly formed magnetic field to reach new balance, the swing rod 13 correspondingly rotates, and the hook part drives the optical filter fixing seat to move, so that the switching alignment of the IR optical filter and the AR optical filter with the first light through hole 22 is realized; in order to reduce the movement range of the filter holder, when the swing rod 13 is driven by the magnet 12 to rotate, the hook portion slides in the switching pull groove 26, so that the filter holder moves under the guiding action of the transverse guide rail 24.
The utility model has reasonable and ingenious design, and the whole structure performance is optimized while maintaining good flatness and perpendicularity of the optical filter switcher by reasonably dividing the switching end and the optical filtering end by simplifying the whole structure of the optical filter switcher; the optical filter switching cavity and the light transmission structure are correspondingly arranged, so that the switching stability and the assembly verticality of the optical filter are improved; the switching device adopts an electromagnetic switching mode to drive the optical filter structure to conduct linear switching operation, the framework is utilized to be electrically connected with the coil and the terminal wire, the welding structure of the existing coil and the PIN needle is replaced, the reliability and stability of electrical contact are improved, the integral structure is simplified, and the purpose of saving the integral structural space is achieved.
The above description is only of the preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way. Any person skilled in the art can make many possible variations and modifications to the technical solution of the present utility model or modifications to equivalent embodiments using the technical means and technical contents disclosed above without departing from the scope of the technical solution of the present utility model. Therefore, all equivalent changes according to the shape, structure and principle of the present utility model should be covered in the protection scope of the present utility model.
Claims (10)
1. The novel optical filter switcher is characterized by comprising a device body, wherein the device body comprises a switching end and a filtering end, and an optical filter switching cavity is formed in the switching end and the filtering end;
the light filtering end is provided with a light transmission structure, and a light filtering structure is arranged in the light filtering switching cavity corresponding to the light transmission structure;
the switching device comprises a U-shaped iron, a magnet and a swinging rod, wherein the U-shaped iron comprises a first arm body and a second arm body, a framework is arranged on the first arm body, a coil is wound on the framework, the magnet is arranged between the first arm body and the second arm body and rotates under the action of a magnetic field of the first arm body and the second arm body, one end of the swinging rod is fixedly connected with the magnet, the other end of the swinging rod is movably connected with the optical filter structure, and a terminal wire is electrically connected with the framework.
2. The novel optical filter switcher of claim 1, wherein the optical filter end comprises an upper base and a lower base which are integrally formed, a lens seat is arranged on the upper base, a first light through hole is formed in the lens seat corresponding to the optical filter structure, and a second light through hole is formed in the lower base corresponding to the first light through hole.
3. The novel optical filter switcher as set forth in claim 2, wherein said lower base is provided with at least two sets of lateral rails, said optical filter structure being movably disposed on said lateral rails.
4. The novel optical filter switcher as set forth in claim 3, wherein the optical filter structure comprises an optical filter structure fixing base, the optical filter structure fixing base is provided with a switching pull groove, the swing rod comprises a hook portion, the hook portion is inserted into the switching pull groove, and when the magnet rotates to drive the swing rod to rotate, the hook portion is driven to slide in the switching pull groove so that the optical filter structure fixing base moves linearly under the guiding action of the transverse moving guide rail.
5. The filter switcher of claim 4, wherein a first filter portion and a second filter portion are disposed on the filter holder in parallel, and the first filter portion and the second filter portion are disposed corresponding to the first light-transmitting hole.
6. The novel filter switcher of claim 5, wherein an IR filter is provided in the first filter portion and an AR filter is provided in the second filter portion.
7. The novel optical filter switcher as set forth in claim 1, wherein said skeleton includes a skeleton body through which a through groove through which said first arm body is inserted is provided;
the first convex ring and the second convex ring are respectively arranged at two ends of the framework body along the arrangement direction of the penetrating groove, a coil winding cavity for winding the coil is formed between the first convex ring and the second convex ring, and the coil is electrically connected with the first convex ring.
8. The novel optical filter switcher of claim 7, wherein the first bulge loop is provided with an electric connection part in an extending mode, and the electric connection part is provided with a plurality of groups of terminals for being electrically connected with the terminal wires.
9. The novel optical filter switcher as recited in claim 6 or 8, wherein mounting portions are provided on both sides of the device body, respectively, and mounting holes are provided through the mounting portions.
10. The filter switcher of claim 9, wherein a bottom case for covering the switching end is provided on the device body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321789085.7U CN220232072U (en) | 2023-07-10 | 2023-07-10 | Novel light filter switcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321789085.7U CN220232072U (en) | 2023-07-10 | 2023-07-10 | Novel light filter switcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220232072U true CN220232072U (en) | 2023-12-22 |
Family
ID=89183847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321789085.7U Active CN220232072U (en) | 2023-07-10 | 2023-07-10 | Novel light filter switcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220232072U (en) |
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2023
- 2023-07-10 CN CN202321789085.7U patent/CN220232072U/en active Active
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