CN115718399A - Novel galvanometer - Google Patents
Novel galvanometer Download PDFInfo
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- CN115718399A CN115718399A CN202211461778.3A CN202211461778A CN115718399A CN 115718399 A CN115718399 A CN 115718399A CN 202211461778 A CN202211461778 A CN 202211461778A CN 115718399 A CN115718399 A CN 115718399A
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- 230000003287 optical effect Effects 0.000 claims abstract description 12
- 238000009792 diffusion process Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 15
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims 1
- 239000000178 monomer Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The invention discloses a novel galvanometer, which comprises an installation base, a movable lens frame, an optical diffusion lens and a movable lens frame driving assembly, wherein the installation base is provided with a mounting base; the movable lens frame comprises a movable outer frame and a movable inner frame, and the optical diffusion lens is arranged in the movable inner frame; the movable outer frame is connected with the mounting base through an outer frame elastic supporting piece, and the movable inner frame is connected with the movable outer frame through an inner frame elastic supporting piece; the lens frame driving assembly comprises a driving wire packet group in a shape of a Chinese character 'hui', wherein the driving wire packet group comprises an outer frame driving wire packet and an inner frame driving wire packet; the movable outer frame is provided with two outer frame driving magnets which are arranged oppositely and at intervals, and the two outer frame driving magnets are positioned right above two straight edges of the outer frame driving coil extending along the X-axis direction; the movable inner frame is provided with two inner frame driving magnets which are opposite to each other and arranged at intervals, and the two inner frame driving magnets are positioned right above two straight edges of the inner frame driving coil, which extend along the Y-axis direction. The invention has the advantages of novel structural design, good stability and reliability and convenient and rapid installation.
Description
Technical Field
The invention relates to the technical field of projection devices, in particular to a novel galvanometer.
Background
A projector, also called a projector, is a device that can project images or videos onto a curtain or a wall, and is widely used in homes, offices, schools, and entertainment places. As a core component in a projector apparatus, a galvanometer plays a key role in increasing the pixels of the projector.
The patent numbers are: ZL202011613892.4, patent name: the invention relates to a dynamic diffuser assembly, a control method, a laser speckle-dispersing device and a projector, wherein the dynamic diffuser assembly comprises a fixed layer (a base structure) and a moving layer (a diffuser mounting frame) provided with an optical diffuser, and further comprises a driving part which is configured as follows: in a plane parallel to the optical diffusion sheet, the movable layer is driven to move relative to the fixed layer along a first direction and a second direction respectively, the fixed layer comprises a base and a flexible circuit board fixed on the base, the driving part comprises an electrified coil fixed on the flexible circuit board and a driving magnet fixed on the movable layer, and the driving magnet is positioned right above the electrified coil; the controller controls the plurality of groups of driving parts for driving the moving layer to synchronously act along a first direction and controls the plurality of groups of driving parts for driving the moving layer to synchronously act along a second direction; fixed bed and removal layer are interval arrangement from top to bottom, and are connected through a plurality of elastic support elements in the direction of height, the fixed bed with remove the layer and construct for square sheet structure respectively, and four corners of square sheet structure are provided with the connection piece respectively, form the U-shaped opening on the connection piece, elastic support element's both ends welded fastening is at the U-shaped opening part on fixed bed and removal layer respectively.
For the above dynamic diffuser assembly, the following drawbacks exist, in particular:
1. the moving layer is driven by a plurality of groups of driving parts and realizes the movement in a first direction, and the moving layer is driven by a plurality of groups of driving parts and realizes the movement in a second direction, and the driving parts have complex combined structures and are inconvenient to assemble;
2. for a plurality of elastic supporting members installed between the fixed layer and the moving layer, there is a drawback that the installation and connection are inconvenient.
Disclosure of Invention
The invention aims to provide a novel vibrating mirror aiming at the defects of the prior art, which has the advantages of novel structural design, good stability and reliability and convenience and rapidness in installation.
In order to achieve the above object, the present invention is achieved by the following technical means.
A novel vibrating mirror comprises an installation base, a movable lens frame and an optical diffusion lens arranged on the movable lens frame, wherein a lens frame driving assembly is arranged on the installation base and is in driving connection with the movable lens frame;
the movable lens frame comprises a movable outer frame and a movable inner frame, the movable inner frame is positioned at the inner side of the movable outer frame, and the optical diffusion lens is arranged in the movable inner frame; two opposite edges of the movable outer frame are respectively connected with the mounting base through an outer frame elastic supporting piece, and two opposite edges of the movable inner frame are respectively connected with the movable outer frame through an inner frame elastic supporting piece;
the lens frame driving assembly comprises a driving wire packet group in a shape of a Chinese character 'hui', the driving wire packet group comprises an outer frame driving wire packet and an inner frame driving wire packet which are respectively in a rectangular full-surrounding shape, and the outer frame driving wire packet surrounds the periphery of the inner frame driving wire packet at intervals; the movable outer frame is provided with two outer frame driving magnets which are opposite to each other and are arranged at intervals, and the two outer frame driving magnets are positioned right above two straight edges of the outer frame driving coil, which extend along the X-axis direction; the movable inner frame is provided with two inner frame driving magnets which are opposite to each other and arranged at intervals, and the two inner frame driving magnets are positioned right above two straight edges of the inner frame driving coil, which extend along the Y-axis direction.
The installation base is fixedly provided with an FPC (flexible printed circuit) flexible circuit board, the outer frame driving wire package and the inner frame driving wire package are respectively welded and fixed on the FPC flexible circuit board, and the outer frame driving wire package and the inner frame driving wire package are respectively electrically connected with the FPC flexible circuit board.
The mounting base is provided with circuit board mounting parts corresponding to the FPC flexible circuit board, the FPC flexible circuit board is provided with circuit board positioning holes, the circuit board mounting parts of the mounting base are respectively provided with circuit board positioning convex parts corresponding to the circuit board positioning holes, the circuit board positioning convex parts are respectively embedded into the corresponding circuit board positioning holes, and the FPC flexible circuit board is fastened on the mounting base in a dispensing and fixing mode.
The movable outer frame is in a rectangular full-circumference shape, and the outline shape of the movable outer frame is matched with the outline shape of the outer frame driving solenoid.
The movable outer frame comprises two outer frame monomers which are oppositely arranged at intervals, and each outer frame monomer is connected with the mounting base through the outer frame elastic supporting piece.
The outer frame elastic supporting piece and the inner frame elastic supporting piece are respectively leaf springs with sheet structures.
The spring piece comprises a fixed part and an elastic arm arranged on the fixed part respectively, and the fixed part and the elastic arm are of an integral structure;
the fixed part of the outer frame elastic supporting piece is arranged on the mounting base, the elastic arm of the outer frame elastic supporting piece extends along the X-axis direction, and the edge part of the movable outer frame is connected with the elastic arm of the outer frame elastic supporting piece;
the fixed part of the inner frame elastic supporting piece is arranged on the movable outer frame, the elastic arm of the inner frame elastic supporting piece extends along the Y-axis direction, and the edge part of the movable inner frame is connected with the elastic arm of the inner frame elastic supporting piece.
The fixing part of the spring piece is provided with a first fixing hole, and the elastic arm of the spring piece is provided with a second fixing hole;
the mounting base is provided with base fixing columns corresponding to the first fixing holes of the outer frame elastic supporting piece respectively, and the base fixing columns are embedded into the corresponding first fixing holes respectively and are fixed in a dispensing manner; the movable outer frame is provided with outer frame connecting columns corresponding to the second fixing holes of the outer frame elastic supporting piece respectively, and the outer frame connecting columns are embedded into the corresponding second fixing holes respectively and are fixed in a dispensing manner;
the movable outer frame is provided with outer frame fixing columns corresponding to the first fixing holes of the inner frame elastic supporting piece respectively, and the outer frame fixing columns are embedded into the corresponding first fixing holes respectively and are fixed in a dispensing manner; the movable inner frame is provided with inner frame connecting columns corresponding to the second fixing holes of the inner frame elastic supporting pieces respectively, and the inner frame connecting columns are embedded into the corresponding second fixing holes respectively and are fixed in a dispensing mode.
The movable outer frame is provided with outer frame magnet fixing holes with downward openings corresponding to the outer frame driving magnets respectively, and the outer frame driving magnets are embedded into the corresponding outer frame magnet fixing holes respectively and are fixed in an adhesive dispensing manner;
the movable inner frame is provided with inner frame magnet fixing holes with downward openings corresponding to the inner frame driving magnets respectively, and the inner frame driving magnets are embedded into the corresponding inner frame magnet fixing holes respectively and are fixed in an adhesive dispensing mode.
Compared with the prior art, the invention has the following beneficial effects:
1. the double-engine driving of the movable outer frame and the movable inner frame can be realized only by installing two outer frame driving coils and inner frame driving coils which are respectively in a rectangular full-surrounding shape, and corresponding driving coils do not need to be independently installed for each driving magnet, so that the double-engine driving device is simple in structure and convenient and quick to install;
2. the movable outer frame is arranged on the base through two outer frame elastic supporting pieces which are symmetrically arranged, and the two outer frame elastic supporting pieces which are symmetrically arranged can enable the movable outer frame to be stressed in a balanced manner in the moving process so as to ensure the stability and reliability of the movable outer frame in the moving process; similarly, the movable inner frame is arranged on the movable outer frame through two inner frame elastic supporting pieces which are symmetrically arranged, and the two inner frame elastic supporting pieces which are symmetrically arranged can enable the movable inner frame to be stressed in a balanced manner in the moving process, so that the stability and the reliability of the movable inner frame in the moving process are ensured.
Drawings
The invention will be further described with reference to the drawings to which, however, the embodiments shown in the drawings do not constitute any limitation.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is an exploded view of the first embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a first embodiment of the present invention.
FIG. 4 is a cross-sectional view of another embodiment of the present invention.
Fig. 5 is a schematic structural view of a spring plate according to a first embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 7 is an exploded view of a second embodiment of the present invention.
Fig. 8 is a schematic cross-sectional view of a second embodiment of the present invention.
Fig. 9 is a schematic structural view of a spring plate according to a second embodiment of the present invention.
Fig. 1 to 9 include:
1-mounting a base; 11-a circuit board mounting portion; 111-circuit board positioning protrusions; 12-base fixation posts; 2-a movable lens frame; 21-a movable outer frame; 211-outer frame monomer; 212-outer frame connecting column; 213-outer frame fixing column; 214-outer frame magnet fixing hole; 22-a movable inner frame; 221-inner frame connecting column; 222-inner frame magnet fixing holes; 231-outer frame elastic supporting member; 232-inner frame elastic support; 2331-anchoring section; 2332-a resilient arm; 2333-a first fixation hole; 2334-a second fixation hole; 3-an optical diffusion lens; 4-a lens frame drive assembly; 41-outer frame drive wire package; 42-inner frame drive coils; 43-outer frame drive magnet; 44-inner frame drive magnets; 5-FPC flexible circuit board; 51-circuit board positioning hole.
Detailed Description
The present invention will be described below with reference to specific embodiments.
In the first embodiment, as shown in fig. 1 to 4, a novel galvanometer includes a mounting base 1, a movable lens frame 2, and an optical diffusion lens 3 mounted on the movable lens frame 2, wherein the mounting base 1 is mounted with a lens frame driving assembly 4, and the lens frame driving assembly 4 is in driving connection with the movable lens frame 2.
The movable lens frame 2 comprises a movable outer frame 21 and a movable inner frame 22, the movable inner frame 22 is positioned at the inner side of the movable outer frame 21, and the optical diffusion lens 3 is arranged in the movable inner frame 22; two opposite edges of the movable outer frame 21 are connected with the mounting base 1 through outer frame elastic supporting pieces 231 respectively, and two opposite edges of the movable inner frame 22 are connected with the movable outer frame 21 through inner frame elastic supporting pieces 232 respectively.
Further, the lens frame driving assembly 4 includes a driving wire packet group in a shape of a "hui", the driving wire packet group includes an outer frame driving wire packet 41 and an inner frame driving wire packet 42 which are respectively in a rectangular full-circumference shape, the outer frame driving wire packet 41 surrounds the inner frame driving wire packet 42 at intervals; the movable outer frame 21 is provided with two outer frame driving magnets 43 which are opposite to each other and are arranged at intervals, and the two outer frame driving magnets 43 are positioned right above two straight edges of the outer frame driving wire package 41 which extend along the X-axis direction; the movable inner frame 22 is provided with two inner frame driving magnets 44 which are arranged oppositely and at intervals, and the two inner frame driving magnets 44 are positioned right above two straight edges of the inner frame driving thread packet 42 which extend along the Y-axis direction.
Further, the movable outer frame 21 and the movable inner frame 22 each have a rectangular overall shape, and the outline shape of the movable outer frame 21 is adapted to the outline shape of the frame drive coil 41, and the outline shape of the movable inner frame 22 is adapted to the outline shape of the inner frame drive coil 42.
In the process of driving the movable lens frame 2 to move to realize the movement of the optical diffusion lens 3 by the lens frame driving assembly 4 of the first embodiment, the outer frame driving solenoid 41 and the two outer frame driving magnets 43 form an outer frame driving mechanism, the outer frame driving mechanism drives the movable outer frame 21 to horizontally move along the X-axis direction, in the process, magnetic force generated after the outer frame driving solenoid 41 is powered on acts on the two outer frame driving magnets 43, because two straight edges of the outer frame driving solenoid 41 extending along the X-axis direction are respectively opposite to the outer frame driving magnets 43 on the corresponding sides, that is, one outer frame driving solenoid 41 can simultaneously act on the two outer frame driving magnets 43, so as to realize the driving of one solenoid, and the two outer frame magnets arranged opposite to each other at intervals can enable the movable outer frame 21 to be stressed in a balanced manner, so as to ensure that the movable outer frame 21 can stably and reliably move along the X-axis direction.
Similarly, the inner frame drive coil 42 and the two inner frame drive magnets 44 form an inner frame drive mechanism, the inner frame drive mechanism drives the movable inner frame 22 to horizontally move along the Y-axis direction, in this process, magnetic force generated after the inner frame drive coil 42 is powered on acts on the two inner frame drive magnets 44, because two straight edges of the inner frame drive coil 42 extending along the Y-axis direction are respectively opposite to the inner frame drive magnets 44 on the corresponding side, that is, one inner frame drive coil 42 can simultaneously act on the two inner frame drive magnets 44, so as to realize double-engine drive of one coil, and the two inner frame magnets arranged opposite to each other at intervals can enable the movable inner frame 22 to be stressed in a balanced manner, so as to ensure that the movable inner frame 22 stably and reliably moves along the Y-axis direction.
It should be emphasized that, for the lens frame driving assembly 4 of the first embodiment, the two-engine driving of the movable outer frame 21 and the movable inner frame 22 can be realized only by installing the two outer frame driving coils 41 and the inner frame driving coils 42, which are respectively in the shape of a rectangular full circumference, and it is not necessary to separately install a corresponding driving coil for each driving magnet, that is, the lens frame driving assembly 4 of the first embodiment is simple in structure and convenient and fast to install.
It should be further emphasized that the movable outer frame 21 is mounted on the base through two symmetrically arranged outer frame elastic supporting members 231, and the two symmetrically arranged outer frame elastic supporting members 231 can make the movable outer frame 21 uniformly stressed in the moving process, so as to ensure the stability and reliability of the movable outer frame 21 during moving. Similarly, the movable inner frame 22 is mounted on the movable outer frame 21 through two inner frame elastic supporting members 232 which are symmetrically arranged, and the two inner frame elastic supporting members 232 which are symmetrically arranged can enable the movable inner frame 22 to be stressed in a balanced manner in the moving process, so as to ensure the stability and reliability of the movable inner frame 22 in the moving process.
It can be known from the above situation that, through above-mentioned structural design, the lens frame drive assembly 4 of this embodiment one has structural design novelty, good, the simple to operate swift advantage of reliable and stable nature.
In the second embodiment, as shown in fig. 1, 2, 6 and 7, the difference between the second embodiment and the first embodiment is: the mounting base 1 is fixedly provided with an FPC flexible circuit board 5, an outer frame driving coil 41 and an inner frame driving coil 42 are respectively welded and fixed on the FPC flexible circuit board 5, and the outer frame driving coil 41 and the inner frame driving coil 42 are respectively electrically connected with the FPC flexible circuit board 5.
Specifically, the method comprises the following steps: the mounting base 1 is provided with a circuit board mounting part 11 corresponding to the FPC flexible circuit board 5, the FPC flexible circuit board 5 is provided with circuit board positioning holes 51, the circuit board mounting part 11 of the mounting base 1 is provided with circuit board positioning convex parts 111 corresponding to the circuit board positioning holes 51, the circuit board positioning convex parts 111 are embedded into the corresponding circuit board positioning holes 51, and the FPC flexible circuit board is fastened on the mounting base 1 in a dispensing fixing mode.
In the installation process of the novel galvanometer of the second embodiment, the outer frame driving coil 41 and the inner frame driving coil 42 are respectively welded to the FPC flexible printed circuit 5, so that the outer frame driving coil 41 and the inner frame driving coil 42 are respectively electrically connected to the FPC flexible printed circuit 5; after the outer frame driving wire package 41 and the inner frame driving wire package 42 are welded to the FPC flexible printed circuit 5, each circuit board positioning hole 51 of the FPC flexible printed circuit 5 is aligned with and sleeved into the corresponding circuit board positioning convex portion 111, so as to realize the quick positioning of the FPC flexible printed circuit 5, and then the FPC flexible printed circuit 5 is fixed to the circuit board mounting portion 11 of the mounting base 1 by means of dispensing and fixing. Still, the above-described assembly method can further improve the convenience of assembly.
Note that, in the case of the FPC flexible wiring board 5, a reinforcing sheet is provided to ensure that the outer frame drive wire package 41 and the inner frame drive wire package 42 are stably and reliably soldered to the FPC flexible wiring board 5.
In the third embodiment, as shown in fig. 6, 7 and 8, the difference between the third embodiment and the first embodiment is: the movable outer frame 21 includes two outer frame single bodies 211 arranged opposite to each other at intervals, and each outer frame single body 211 is connected with the mounting base 1 through an outer frame elastic supporting member 231.
In a fourth embodiment, as shown in fig. 1 to 9, the difference between the fourth embodiment and the first embodiment is: the outer frame elastic supporting member 231 and the inner frame elastic supporting member 232 are leaf springs with a sheet structure, respectively.
Specifically, the spring plate includes a fixing portion 2331 and an elastic arm 2332 disposed on the fixing portion 2331, and the fixing portion 2331 and the elastic arm 2332 are integrated; the fixing portion 2331 of the outer frame elastic support 231 is mounted on the mounting base 1, the elastic arm 2332 of the outer frame elastic support 231 extends along the X-axis direction, and the edge of the movable outer frame 21 is connected with the elastic arm 2332 of the outer frame elastic support 231; the fixing portion 2331 of the inner frame elastic support 232 is mounted to the movable outer frame 21, the elastic arm 2332 of the inner frame elastic support 232 extends in the Y-axis direction, and the side portion of the movable inner frame 22 is connected to the elastic arm 2332 of the inner frame elastic support 232.
Furthermore, the fixing portion 2331 of the spring plate is provided with a first fixing hole 2333, and the elastic arm 2332 of the spring plate is provided with a second fixing hole 2334; the mounting base 1 is provided with base fixing columns corresponding to the first fixing holes 2333 of the outer frame elastic support 231, and the base fixing columns are respectively embedded into the corresponding first fixing holes 2333 and fixed by dispensing; the movable outer frame 21 is provided with outer frame connecting columns 212 corresponding to the second fixing holes 2334 of the outer frame elastic supporting member 231, and the outer frame connecting columns 212 are respectively embedded and fixed in the corresponding second fixing holes 2334 by dispensing; the movable outer frame 21 is provided with outer frame fixing posts 213 corresponding to the first fixing holes 2333 of the inner frame elastic support member 232, and the outer frame fixing posts 213 are respectively embedded and fixed in the corresponding first fixing holes 2333 by dispensing; the movable inner frame 22 is provided with inner frame connecting columns 221 corresponding to the second fixing holes 2334 of the inner frame elastic supporting members 232, and the inner frame connecting columns 221 are respectively embedded into the corresponding second fixing holes 2334 and fixed by dispensing.
In the assembly process of the movable lens frame 2 in the fourth embodiment, the first fixing holes 2333 of the inner frame elastic supporting members 232 are aligned with and sleeved in the corresponding outer frame fixing posts 213 of the movable outer frame 21, the fixing portions 2331 of the inner frame elastic supporting members 232 are fixed with the corresponding outer frame fixing posts 213 in a dispensing fixing manner, the second fixing holes 2334 of the inner frame elastic supporting members 232 are aligned with and sleeved in the corresponding inner frame connecting posts 221 of the movable inner frame 22, and the elastic arms 2332 of the inner frame elastic supporting members 232 are fixed with the corresponding inner frame connecting posts 221 in a dispensing fixing manner; after the movable inner frame 22 is connected to the movable outer frame 21 through the two inner frame elastic supporting members 232 arranged opposite to each other, the first fixing holes 2333 of the outer frame elastic supporting members 231 are respectively aligned and sleeved to the corresponding base fixing posts of the mounting base 1, the fixing portions 2331 of the outer frame elastic supporting members 231 are fixed to the corresponding base fixing posts in a dispensing fixing mode, the second fixing holes 2334 of the outer frame elastic supporting members 231 are respectively aligned and sleeved to the corresponding outer frame connecting posts 212 of the movable outer frame 21, and the elastic arms 2332 of the outer frame elastic supporting members 231 are fixed to the corresponding outer frame connecting posts 212 in a dispensing fixing mode.
The assembly structure of the movable lens frame 2 has the advantages of convenient and fast assembly.
As shown in fig. 3 and 8, the fifth embodiment is different from the first embodiment in that: the movable outer frame 21 is provided with outer frame magnet fixing holes 214 which are opened downward corresponding to the outer frame driving magnets 43, and the outer frame driving magnets 43 are respectively embedded and fixed in the corresponding outer frame magnet fixing holes 214 by dispensing.
Similarly, the movable inner frame 22 has inner frame magnet fixing holes 222 opened downward corresponding to the inner frame drive magnets 44, and the inner frame drive magnets 44 are respectively embedded in the corresponding inner frame magnet fixing holes 222 and fixed by dispensing.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (9)
1. A novel galvanometer comprises a mounting base (1), a movable lens frame (2) and an optical diffusion lens (3) arranged on the movable lens frame (2), wherein a lens frame driving assembly (4) is arranged on the mounting base (1), and the lens frame driving assembly (4) is in driving connection with the movable lens frame (2);
the method is characterized in that: the movable lens frame (2) comprises a movable outer frame (21) and a movable inner frame (22), the movable inner frame (22) is positioned on the inner side of the movable outer frame (21), and the optical diffusion lens (3) is arranged on the movable inner frame (22); two opposite edges of the movable outer frame (21) are respectively connected with the mounting base (1) through outer frame elastic supporting pieces (231), and two opposite edges of the movable inner frame (22) are respectively connected with the movable outer frame (21) through inner frame elastic supporting pieces (232);
the lens frame driving assembly (4) comprises a driving wire packet group in a shape of a Chinese character 'hui', the driving wire packet group comprises an outer frame driving wire packet (41) and an inner frame driving wire packet (42) which are respectively in a rectangular full-surrounding shape, and the outer frame driving wire packet (41) is wound around the periphery of the inner frame driving wire packet (42) at intervals; the movable outer frame (21) is provided with two outer frame driving magnets (43) which are opposite to each other and are arranged at intervals, and the two outer frame driving magnets (43) are positioned right above two straight edges of the outer frame driving line packet (41) which extend along the X-axis direction; the movable inner frame (22) is provided with two inner frame driving magnets (44) which are oppositely arranged at intervals, and the two inner frame driving magnets (44) are positioned right above two straight edges of an inner frame driving line packet (42) which extend along the Y-axis direction.
2. A novel galvanometer as claimed in claim 1, wherein: mounting base (1) fastening installation has FPC flexible line way board (5), frame drive solenoid (41) inside casing drive solenoid (42) welded fastening respectively in FPC flexible line way board (5), and frame drive solenoid (41), inside casing drive solenoid (42) respectively with FPC flexible line way board (5) electric connection.
3. A novel galvanometer as claimed in claim 2, wherein: the mounting base (1) corresponds FPC flexible line way board (5) is provided with circuit board installation department (11), and FPC flexible line way board (5) have been seted up circuit board locating hole (51), and circuit board installation department (11) of mounting base (1) correspond each circuit board locating hole (51) and are provided with circuit board location convex part (111) respectively, and each circuit board location convex part (111) imbeds respectively to corresponding circuit board locating hole (51) in, and FPC flexible line way board fastens in mounting base (1) through some glue fixed modes.
4. A novel galvanometer as claimed in claim 1, wherein: the movable outer frame (21) is in a rectangular full-circumference shape, and the outline shape of the movable outer frame (21) is matched with the outline shape of the outer frame driving solenoid (41).
5. A novel galvanometer as claimed in claim 1, wherein: the movable outer frame (21) comprises two outer frame single bodies (211) which are arranged oppositely at intervals, and each outer frame single body (211) is connected with the mounting base (1) through the outer frame elastic supporting piece (231) respectively.
6. The novel galvanometer of claim 1, wherein: the outer frame elastic support (231) and the inner frame elastic support (232) are leaf springs with sheet structures respectively.
7. The novel galvanometer of claim 6, wherein: the spring pieces respectively comprise a fixing part (2331) and an elastic arm (2332) arranged on the fixing part (2331), and the fixing part (2331) and the elastic arm (2332) are of an integrated structure;
the fixing part (2331) of the outer frame elastic support (231) is mounted on the mounting base (1), the elastic arm (2332) of the outer frame elastic support (231) extends along the X-axis direction, and the edge part of the movable outer frame (21) is connected with the elastic arm (2332) of the outer frame elastic support (231);
the fixing part (2331) of the inner frame elastic support member (232) is mounted on the movable outer frame (21), the elastic arm (2332) of the inner frame elastic support member (232) extends along the Y-axis direction, and the edge part of the movable inner frame (22) is connected with the elastic arm (2332) of the inner frame elastic support member (232).
8. The novel galvanometer of claim 7, wherein: the fixing part (2331) of the spring piece is provided with a first fixing hole (2333), and the elastic arm (2332) of the spring piece is provided with a second fixing hole (2334);
the mounting base (1) is provided with base fixing columns corresponding to the first fixing holes (2333) of the outer frame elastic support (231), and the base fixing columns are embedded into the corresponding first fixing holes (2333) respectively and are fixed in a dispensing manner; the movable outer frame (21) is provided with outer frame connecting columns (212) corresponding to the second fixing holes (2334) of the outer frame elastic supporting piece (231), and the outer frame connecting columns (212) are embedded into the corresponding second fixing holes (2334) respectively and fixed by dispensing;
the movable outer frame (21) is provided with outer frame fixing columns (213) corresponding to the first fixing holes (2333) of the inner frame elastic supporting piece (232), and the outer frame fixing columns (213) are embedded into the corresponding first fixing holes (2333) respectively and are fixed in a dispensing manner; the movable inner frame (22) is provided with inner frame connecting columns (221) corresponding to the second fixing holes (2334) of the inner frame elastic supporting pieces (232), and the inner frame connecting columns (221) are embedded into the corresponding second fixing holes (2334) respectively and are fixed in a dispensing mode.
9. A novel galvanometer according to any one of claims 1 to 8, characterized in that: the movable outer frame (21) is provided with outer frame magnet fixing holes (214) with downward openings corresponding to the outer frame driving magnets (43), and the outer frame driving magnets (43) are embedded into the corresponding outer frame magnet fixing holes (214) respectively and are fixed in a dispensing manner;
inner frame magnet fixing holes (222) with downward openings are formed in the movable inner frame (22) corresponding to the inner frame driving magnets (44), and the inner frame driving magnets (44) are embedded into the corresponding inner frame magnet fixing holes (222) respectively and are fixed in an adhesive dispensing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211461778.3A CN115718399B (en) | 2022-11-17 | 2022-11-17 | Novel vibrating mirror |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211461778.3A CN115718399B (en) | 2022-11-17 | 2022-11-17 | Novel vibrating mirror |
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| CN115718399A true CN115718399A (en) | 2023-02-28 |
| CN115718399B CN115718399B (en) | 2023-11-07 |
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| CN202211461778.3A Active CN115718399B (en) | 2022-11-17 | 2022-11-17 | Novel vibrating mirror |
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| CN113641062A (en) * | 2021-08-16 | 2021-11-12 | 深圳市火乐科技发展有限公司 | Diffuser assembly, light beam speckle eliminating device and projector |
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|---|---|---|---|---|
| JPH10311995A (en) * | 1997-05-12 | 1998-11-24 | Asahi Optical Co Ltd | Lens driving device |
| CN105934698A (en) * | 2013-01-11 | 2016-09-07 | 英特尔公司 | Mirror driving device |
| JP2014199326A (en) * | 2013-03-29 | 2014-10-23 | パイオニア株式会社 | Driving device |
| CN106681086A (en) * | 2016-12-29 | 2017-05-17 | 成都迅达光电有限公司 | Vibration mirror support, vibration mirror and projector |
| CN112764297A (en) * | 2020-12-30 | 2021-05-07 | 深圳市火乐科技发展有限公司 | Dynamic diffusion sheet assembly, control method, laser speckle-dispersing device and projector |
| CN113641062A (en) * | 2021-08-16 | 2021-11-12 | 深圳市火乐科技发展有限公司 | Diffuser assembly, light beam speckle eliminating device and projector |
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| CN115718399B (en) | 2023-11-07 |
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