CN203811965U - An electromagnetic drive optical filter switching device - Google Patents
An electromagnetic drive optical filter switching device Download PDFInfo
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- CN203811965U CN203811965U CN201420080120.2U CN201420080120U CN203811965U CN 203811965 U CN203811965 U CN 203811965U CN 201420080120 U CN201420080120 U CN 201420080120U CN 203811965 U CN203811965 U CN 203811965U
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- filter
- electromagnetic drive
- drain pan
- coil
- magnet
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- 230000003287 optical effect Effects 0.000 title claims abstract description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052742 iron Inorganic materials 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010923 batch production Methods 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
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Abstract
An electromagnetic drive optical filter switching device comprises a bottom casing, an optical filter support, a driving assembly and a surface casing. The driving assembly comprises a magnet support, a magnet, a coil support, an iron sheet, a coil and a PCB. After the electromagnetic drive optical filter switching device is electrified, the coil generates a magnetic field, and an interacting force between the magnetic field and the magnet accommodated in a root portion bottom groove is generated, so that a root portion of the magnet support is driven to offset. The tail portion of the magnet support is further driven to offset. A driving lever on the tail portion stirs the optical filter support to rotate, so that a purpose of switching optical filters is reached. The driving assembly is a standard driving assembly, wherein firstly, the magnet is pressed into the magnet support and then is installed on the coil support; secondly, the ion sheet is adsorbed on the coil support; and thirdly, the coil sleeves the coil support; fourthly, the PCB is buckled on the coil support, thereby completing the assembly; therefore, the dismounting and the installation are convenient; the structure is simple; and batch production can be carried out.
Description
Technical field
The utility model relates to optical-filter switcher, particularly relates to a kind of Electromagnetic Drive optical-filter switcher.
Background technology
The two optical-filter switchers of electromagnetic type are mainly used on CCTV camera, and it improves the video effect of video camera under ordinary ray and the low light level by switching the logical light optical filter of different wave length.The switch of present stage has two types of motor-driven and electromagnetic drive types.On motor-driven product gear train, need by gear and rack-driving, this series products reliable, serviceable life is higher, but whole mechanism weight, volume is all larger, and cost is higher.In video camera miniaturization situation day by day, cannot be applied in small-sized CCTV camera.
It is by powering on to telefault that electromagnetic type drives product cardinal principle, and coil produces magnetic field, and this magnetic field produces acting force with the permanent magnet being fixed on gearing, and operation power is rotated transmission shaft, promotes optical filter and switches.But traditional electromagnetic type drives the common dismounting step of optical-filter switcher comparatively complicated, and dismounting is inconvenient.
Utility model content
Based on this, be necessary the problem for dismounting step complexity, a kind of Electromagnetic Drive optical-filter switcher of easy accessibility is provided.
An Electromagnetic Drive optical-filter switcher, comprising:
Drain pan, inner side is protruded and is formed with the first rotating shaft, and described drain pan inner side also offers accepting groove and first mirror sheet window;
Filter supporter, by described the first rotating shaft is rotatable, be installed on described drain pan, in described filter supporter, be arranged side by side full impregnated optical filter and infrared fileter, in described filter supporter, offered groove, described groove is between described full impregnated optical filter and described infrared fileter;
Driven unit, be contained in described accepting groove, described driven unit comprises magnet holder, magnet, coil brace, iron plate, coil and PCB circuit board, described magnet holder comprises root and stretches out in the afterbody of described root, described afterbody is corresponding to described groove, the free end of described afterbody also protrudes and is formed with driving lever, described magnet is contained in the kerve of offering described root, on described coil brace, protrude and be formed with the second rotating shaft, described root is arranged on described coil brace rotationally by described the second rotating shaft, described iron plate is adsorbed on described coil brace, described coil is sheathed on described coil brace, described PCB circuit board is arranged on described coil brace, and
Face-piece, is interlocked with described drain pan, offers the second eyeglass window on described face-piece, and described the second eyeglass and described first mirror sheet window are parallel to each other, and corresponding with described full impregnated optical filter or infrared fileter.
In an embodiment, on described drain pan, also protrude and be formed with reference column therein, offer the pilot hole corresponding with described reference column in described filter supporter, described reference column inserts in described pilot hole.
In an embodiment, be also provided with buckle in described accepting groove therein, described buckle and described driven unit are interlocked.
In an embodiment, described drain pan inner side also offers chute therein, and described filter supporter bottom is protruded and is formed with backstay, and described chute guides described backstay to move along chute.
In an embodiment, being shaped as of described full impregnated optical filter and infrared fileter is square therein, and the relative dual-side corresponding to described full impregnated optical filter and/or infrared fileter in described filter supporter is provided with the first limited block.
In an embodiment, described the first limited block comprises the first limiting section and is with described the first limiting section the second limiting section that angle arranges therein.
In an embodiment, in described filter supporter, corresponding to the adjacent side of described the first limited block, be provided with the second limited block therein, the height of described the second limited block is less than the height of described the first limited block.
In an embodiment, the inside edge of described drain pan is also protruded and is formed with the positioning convex fastening with described face-piece therein.
In an embodiment, also comprise lens mount therein, described lens mount is removably installed on described face-piece.
In an embodiment, described lens mount protrudes and is formed with projection towards a side of described drain pan and face-piece therein, and it is indent rounding that two of described drain pan and face-piece intersects side, to match with described projection.
Above-mentioned Electromagnetic Drive optical-filter switcher at least comprises following advantage:
After the energising of Electromagnetic Drive optical-filter switcher, coil produces magnetic field, produce interaction force with the magnet being contained in root kerve, the root that orders about magnet holder deflects, then drive the afterbody deflection of magnet holder, driving lever on afterbody is stirred filter supporter and is rotated, thereby reaches the object of switching optical filter.Because driven unit is by first magnet being pressed into magnet holder, reinstall on coil brace, again iron plate is adsorbed on coil brace, then coil is enclosed within on coil brace, again PCB circuit board is anchored to the standard driven unit that can complete assembling on coil brace, so easy accessibility is simple in structure, batch making.
Accompanying drawing explanation
Fig. 1 is the structural representation of Electromagnetic Drive optical-filter switcher in an embodiment;
Fig. 2 is the decomposing schematic representation of Electromagnetic Drive optical-filter switcher shown in Fig. 1;
Fig. 3 is the partial schematic diagram in Fig. 2;
Fig. 4 is the structural representation of driven unit in Fig. 2;
Fig. 5 is the partial schematic diagram of another part in Fig. 2.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.A lot of details have been set forth in the following description so that fully understand the utility model.But the utility model can be implemented to be much different from alternate manner described here, and those skilled in the art can do similar improvement without prejudice to the utility model intension in the situation that, so the utility model is not subject to the restriction of following public concrete enforcement.
It should be noted that, when element is called as " being fixed on " another element, can directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement just for illustrative purposes, do not represent it is unique embodiment.
Unless otherwise defined, all technology of using are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present utility model with scientific terminology.The term using in instructions of the present utility model herein, just in order to describe the object of specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Referring to Fig. 1 and Fig. 2, is the Electromagnetic Drive optical-filter switcher 10 in an embodiment in the utility model.This Electromagnetic Drive optical-filter switcher 10 comprises drain pan 100, filter supporter 200, full impregnated optical filter 310, infrared fileter 320, driven unit 400, face-piece 500 and lens mount 600.
See also Fig. 3, the inner side of drain pan 100 is protruded and is formed with on the center of circle line that the first rotating shaft 110 and reference column 120, the first rotating shafts 110 and reference column 120 be positioned at the circle that filter supporter 200 rotates.Drain pan 100 inner sides also offer accepting groove 130, and accepting groove 130 is for accommodating driven unit 400.Particularly, can also be at the interior buckle 140 that arranges of accepting groove 130, buckle 140 is interlocked with driven unit 400, prevents that driven unit 400 from optionally departing from accepting groove 130.On drain pan, also offer first mirror sheet window 170, first mirror sheet window 170 is corresponding with full impregnated optical filter 310 or infrared fileter 320.The inner side of drain pan 100 is also provided with chute 150, and chute 150 is circular arc.The inside edge of drain pan 100 is also protruded and is formed with the positioning convex 160 fastening with face-piece 500, can securely face-piece 500 and drain pan 100 be fastened.
Refer to Fig. 3, filter supporter 200 is installed on drain pan 100 by the first rotating shaft 110 is rotatable.Full impregnated optical filter 310 and infrared fileter 320 in filter supporter 200, have been arranged side by side.In filter supporter 200, offer groove 210, groove 210 is between full impregnated optical filter 310 and infrared fileter 320.In present embodiment, the shape of groove 210 is roughly strip structure.In filter supporter 200, offer the pilot hole corresponding with reference column 120 220, reference column 120 inserts in pilot hole 220, facilitates filter supporter 200 to be arranged on easily on drain pan 100.Filter supporter 200 bottoms are also protruded and are formed with backstay (not shown), and chute 150 guiding backstays are in the interior movement of chute 150, and chute 150 is arc chute, and this chute 150 is concentric circles with the circle that filter supporter 200 is rotated.
Please continue to refer to Fig. 3, full impregnated optical filter 310 is square with being shaped as of infrared fileter 320.Relative dual-side corresponding to full impregnated optical filter 310 and/or infrared fileter 320 in filter supporter 200 is provided with the first limited block 230.In present embodiment, the first limited block 230 comprises the first limiting section 232 and the second limiting section 234, the first limiting section 232 and the second limiting section 234 are angle setting, and the first limiting section 232 and the second limiting section 234 can be one-body molded, and angulation can be 90 degree etc.The height that is also provided with the second limited block 240, the second limited blocks 240 corresponding to the adjacent side of the first limited block 230 in filter supporter 200 is less than the height of the first limited block 230.Particularly, two second limited blocks 240 can be set at the side of filter supporter 200.During installation, full impregnated optical filter 310 or infrared fileter 320 are inserted by a side of the second lower limited block 240, the first limited block 230 of both sides can play the guiding role, adopt this kind of fixed form can improve efficiency of assembling and assembly precision, and avoided the bonding mode of the traditional organic glue of employing under high-temperature condition, glue easily volatilizees and pollutes the shortcoming of lens optical glass.
Refer to Fig. 4, driven unit 400 is contained in accepting groove 130.Particularly, can be fixed in accepting groove 130 by the buckle 140 being arranged in accepting groove 130.Driven unit 400 comprises magnet holder 410, magnet 420, coil brace 430, iron plate 440, coil 450 and PCB circuit board 460.Magnet holder 410 comprises root 412 and stretches out in the afterbody 414 of root 412, and afterbody 414 is corresponding to the kerve (not shown) being opened in filter supporter 200, and the free end of afterbody 414 also protrudes and is formed with driving lever 4142.Magnet 420 is contained in the kerve that is opened in root 412, on coil brace 430, protrudes and is formed with the second rotating shaft 432, and root 412 is arranged on coil brace 430 rotationally by the second rotating shaft 432.Iron plate 440 is adsorbed on coil brace 430, and coil 450 is sheathed on coil brace 430, and PCB circuit board 460 is arranged on coil brace 430.
During installation, by first magnet 420 being pressed into magnet holder 410, reinstall on coil brace 430, again iron plate 440 is adsorbed on coil brace 430, then coil 450 is enclosed within on coil brace 430, then PCB circuit board 460 is anchored to the standard driven unit that can complete assembling on coil brace 430, so easy accessibility, simple in structure, batch making.
Refer to Fig. 5, face-piece 500 is interlocked with drain pan 100.On face-piece 500, offer the second eyeglass window 510, the second eyeglass windows 510 and be parallel to each other with first mirror sheet window 170, and corresponding with full impregnated optical filter 310 or infrared fileter 320.
Refer to Fig. 5, lens mount 600 is removably installed on face-piece 500.Particularly, lens mount 600 can be by the dismountable side that is arranged on face-piece 500 of a plurality of screws.Lens mount 600 protrudes and is formed with projection 610 towards a side of drain pan 100 and face-piece 500, and it is indent rounding that two of drain pan 100 and face-piece 500 intersects side, to match with projection 610.Because lens mount 600 is replaceable, go for adopting on the CCTV camera of different cards mouth mirror head.
Above-mentioned Electromagnetic Drive optical-filter switcher 10 at least comprises following advantage:
After 10 energisings of Electromagnetic Drive optical-filter switcher, coil 450 produces magnetic field, produce interaction force with the magnet 420 being contained in root 412 kerves, the root 412 that orders about magnet holder 410 deflects, then drive afterbody 414 deflections of magnet holder 410, driving lever 4142 on afterbody 414 is stirred filter supporter 200 and is rotated, thereby reaches the object of switching optical filter.Pass into the electric current of different directions, the direction of magnet holder 200 deflections is different, thereby magnet holder 200 can produce clockwise or anticlockwise deflection, thereby can switch different optical filters.Because driven unit 400 is by first magnet 420 being pressed into magnet holder 410, reinstall on coil brace 430, again iron plate 440 is adsorbed on coil brace 430, then coil 450 is enclosed within on coil brace 430, again PCB circuit board 460 is anchored to the standard driven unit that can complete assembling on coil brace 430, so easy accessibility is simple in structure, batch making.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. an Electromagnetic Drive optical-filter switcher, is characterized in that, comprising:
Drain pan, inner side is protruded and is formed with the first rotating shaft, and described drain pan inner side also offers accepting groove and first mirror sheet window;
Filter supporter, by described the first rotating shaft is rotatable, be installed on described drain pan, in described filter supporter, be arranged side by side full impregnated optical filter and infrared fileter, in described filter supporter, offered groove, described groove is between described full impregnated optical filter and described infrared fileter;
Driven unit, be contained in described accepting groove, described driven unit comprises magnet holder, magnet, coil brace, iron plate, coil and PCB circuit board, described magnet holder comprises root and stretches out in the afterbody of described root, described afterbody is corresponding to described groove, the free end of described afterbody also protrudes and is formed with driving lever, described magnet is contained in the kerve of offering described root, on described coil brace, protrude and be formed with the second rotating shaft, described root is arranged on described coil brace rotationally by described the second rotating shaft, described iron plate is adsorbed on described coil brace, described coil is sheathed on described coil brace, described PCB circuit board is arranged on described coil brace, and
Face-piece, is interlocked with described drain pan, offers the second eyeglass window on described face-piece, and described the second eyeglass and described first mirror sheet window are parallel to each other, and corresponding with described full impregnated optical filter or infrared fileter.
2. Electromagnetic Drive optical-filter switcher according to claim 1, is characterized in that, on described drain pan, also protrudes and is formed with reference column, offers the pilot hole corresponding with described reference column in described filter supporter, and described reference column inserts in described pilot hole.
3. Electromagnetic Drive optical-filter switcher according to claim 1, is characterized in that, is also provided with buckle in described accepting groove, and described buckle and described driven unit are interlocked.
4. Electromagnetic Drive optical-filter switcher according to claim 1, is characterized in that, described drain pan inner side also offers chute, and described filter supporter bottom is protruded and is formed with backstay, and described chute guides described backstay to move along chute.
5. Electromagnetic Drive optical-filter switcher according to claim 1, it is characterized in that, being shaped as of described full impregnated optical filter and infrared fileter is square, and the relative dual-side corresponding to described full impregnated optical filter and/or infrared fileter in described filter supporter is provided with the first limited block.
6. Electromagnetic Drive optical-filter switcher according to claim 5, is characterized in that, described the first limited block comprises the first limiting section and is with described the first limiting section the second limiting section that angle arranges.
7. Electromagnetic Drive optical-filter switcher according to claim 6, it is characterized in that, in described filter supporter, corresponding to the adjacent side of described the first limited block, be provided with the second limited block, the height of described the second limited block is less than the height of described the first limited block.
8. Electromagnetic Drive optical-filter switcher according to claim 1, is characterized in that, the inside edge of described drain pan is also protruded and is formed with the positioning convex fastening with described face-piece.
9. Electromagnetic Drive optical-filter switcher according to claim 1, is characterized in that, also comprises lens mount, and described lens mount is removably installed on described face-piece.
10. Electromagnetic Drive optical-filter switcher according to claim 9, it is characterized in that, described lens mount protrudes and is formed with projection towards a side of described drain pan and face-piece, and it is indent rounding that two of described drain pan and face-piece intersects side, to match with described projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080120.2U CN203811965U (en) | 2014-02-24 | 2014-02-24 | An electromagnetic drive optical filter switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080120.2U CN203811965U (en) | 2014-02-24 | 2014-02-24 | An electromagnetic drive optical filter switching device |
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| Publication Number | Publication Date |
|---|---|
| CN203811965U true CN203811965U (en) | 2014-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420080120.2U Expired - Lifetime CN203811965U (en) | 2014-02-24 | 2014-02-24 | An electromagnetic drive optical filter switching device |
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| Country | Link |
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| CN (1) | CN203811965U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873570A (en) * | 2018-06-25 | 2018-11-23 | 湖北华中光电科技有限公司 | A kind of visible light or near infrared light switching mechanism based on electromagnetic drive |
| CN110323915A (en) * | 2018-03-30 | 2019-10-11 | 日本电产三协株式会社 | Actuator |
| CN112351163A (en) * | 2019-08-09 | 2021-02-09 | 中芯集成电路（宁波）有限公司 | Manufacturing method of optical filter assembly, camera module and manufacturing method thereof |
-
2014
- 2014-02-24 CN CN201420080120.2U patent/CN203811965U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323915A (en) * | 2018-03-30 | 2019-10-11 | 日本电产三协株式会社 | Actuator |
| CN110323915B (en) * | 2018-03-30 | 2022-03-22 | 日本电产三协株式会社 | Actuator |
| CN108873570A (en) * | 2018-06-25 | 2018-11-23 | 湖北华中光电科技有限公司 | A kind of visible light or near infrared light switching mechanism based on electromagnetic drive |
| CN112351163A (en) * | 2019-08-09 | 2021-02-09 | 中芯集成电路（宁波）有限公司 | Manufacturing method of optical filter assembly, camera module and manufacturing method thereof |
| CN112351163B (en) * | 2019-08-09 | 2022-07-12 | 中芯集成电路（宁波）有限公司 | Manufacturing method of optical filter assembly, camera module and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140903 |