CN201344986Y - Light-filtering component - Google Patents
Light-filtering component Download PDFInfo
- Publication number
- CN201344986Y CN201344986Y CNU2008201297477U CN200820129747U CN201344986Y CN 201344986 Y CN201344986 Y CN 201344986Y CN U2008201297477 U CNU2008201297477 U CN U2008201297477U CN 200820129747 U CN200820129747 U CN 200820129747U CN 201344986 Y CN201344986 Y CN 201344986Y
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- aforementioned
- magnetic
- parts
- coil
- optical filter
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Abstract
A light-filtering component comprises an outer frame; the outer frame is provided with a window frame and two positioning parts provided with a plurality of fixed parts and coil arrangement parts each; an optical filter is arranged between the positioning parts; the optical filter is provided with two slide plates, at least one lens arranged between the two slide plates, and two holding parts arranged respectively at the front end and the tail end of each slide plate, and two magnetic parts are arranged on the two holding parts respectively; the two optical filters are fixed between the positioning parts by two cover plates; each of the two cover plates is provided with an opening opposite to the window frame, a plurality of fixed structures fixed on the fixing parts of the outer frame, and a plurality of convex parts for fixing the slide plates; and a magnetic attraction part is arranged aside the coil arrangement parts. By dint of the magnetic attraction between the magnetic parts and the magnetic attraction part, the optical filters can remain in the designated position under power-off conditions.
Description
[technical field]
The utility model is about a kind of filter part, particularly has a slidably filter part of optical filter about a kind of.
[background technology]
Such as existing video cameras such as monitoring cameras, mainly including a camera lens, is located at the photosensitive-member and of this camera lens rear end and is located at filter part between aforementioned camera lens and the photosensitive-member, wherein this photosensitive-member can adopt that (charge-coupled device CCD) waits the purpose of reaching sensitization and recording image such as film or charge coupled cell.Aforementioned filter part is to be incident to the light of aforementioned photosensitive-member in order to regulate through aforementioned camera lens, thereby moderately changes the suffered bright and dark light degree of photosensitive-member.For example, cooperate the optical filter of forming by water white transparency lens and a colored lens to regulate light quantity, can avoid overexposure or under-exposed and lifting image quality in the daytime or under the varying environment such as night.Existing video camera adopts several lens arranged side by side to constitute aforementioned optical filter, adopts drive unit to drive aforementioned optical filter slippage again, and the lens that make the desire use are corresponding to aforementioned photosensitive-member.
Aforementioned filter part can be by being driven such as different technological means such as motors.Yet the monitoring camera of scanning in the past has employing such as motor driven filter part person, and its CD-ROM drive motor volume is excessive and allow video camera be difficult to be designed to exquisite pocket form, does not meet modern industry design orientation and market preference, is shortcoming to be improved.Again just like TaiWan, China novel patent M253792 and the existing filter part that provided for M302047 number, it is by at the optical filter periphery coil being set, and magnetic corresponding to aforementioned coil is set on aforementioned filter part, can utilize energising and produce the magnetic effect that produces between the coil of magnetic and the aforementioned magnetic, allow aforementioned optical filter slippage, the lens that use with desire are corresponding to aforementioned recording element, therefore not only can bring into play filter effect but also can make its structure keep small volume, so effectively solved this in the past monitoring camera adopt CD-ROM drive motor to cause the excessive shortcoming of volume.
Yet, though on open utility model and be determined excellent, but it is because no matter aforementioned firmly to adopt motor driven filter part person or aforementionedly to utilize the magnetic effect allow optical filter slippage person, all need keep coil electricity fortune part state incessantly, obviously advocate Simplicity in Design and save the notion of the energy far from each other with modern environmental protection.Since now society fully body establish the saving energy necessity, generally accept the design concept of brief exquisiteness again, the product that can effectively save the energy so have Simplicity in Design is subjected to consumer's welcome easily usually and has the suitable market competitiveness.Improving video camera with concise and to the point design as can be known, make it further to be saved the energy, have the environmental protection of promotion simultaneously, promote multiple positive meanings such as production marketing and lifting corporate image, is a worth problem of improving.
[utility model content]
Because foregoing problems, the purpose of this utility model is to provide a kind of filter part that can reach energy-saving effect with brief structure.
For achieving the above object, the utility model provides a kind of filter part, include: a housing, have a window frame and two and be formed at the strip keeper of relative two sides of aforementioned window frame respectively, form a joint portion between each keeper and aforementioned window frame, be arranged with a coil in both sides, aforementioned joint portion on each keeper portion is set, and be formed with several fixed parts on each keeper; One optical filter, have two elongated and have respectively a front end and an end sliding panel, be arranged at therebetween at least one lens and two along aforementioned two sliding panels and be divided into aforementioned sliding panel front end and terminal holding parts; Two magnetic parts are to be divided on aforementioned two holding parts; Two cover plates are to be tabular and aforementioned optical filter is limited between the aforementioned keeper, and it has an opening corresponding to aforementioned window frame respectively, several are fixed in the fixture construction of aforementioned housing fixed part and the protuberance of several spacing aforementioned sliding panels; One magnetic absorption member is located at aforementioned coil and is provided with by the portion.
From the above, the technological means that the utility model is taked is to make aforementioned filter part include a housing, it has a window frame and two and is formed with the keeper that several fixed parts and coil are provided with portion, be provided with an optical filter between aforementioned keeper, at least one lens and two that it has two sliding panels, be arranged between aforementioned two sliding panels are divided into aforementioned sliding panel front end and terminal holding parts, and are arranged with two magnetic parts on aforementioned two holding parts; Aforementioned two optical filters are to be limited between the aforementioned keeper by two cover plates, aforementioned two cover plates have an opening corresponding to aforementioned window frame respectively, several are fixed in the fixture construction of aforementioned housing fixed part and the protuberance of several spacing aforementioned sliding panels, and aforementioned coil is provided with the other magnetic absorption member that is provided with of portion.
During use, be to be provided with in the portion in aforementioned coil aforementioned two to set up a coil separately in aforementioned window frame both sides, when two coils are switched on respectively when running, will produce aforementioned magnetic part and repel each other or interattraction and allow the optical filter slippage, make lens that desire uses corresponding to aforementioned window frame.Even when aforementioned optical filter slippage aforementioned two coil blackouts behind the both allocations, to reach the effect of saving the energy.Under this coil blackout state, the magnetic effect takes place between aforementioned magnetic part and the aforementioned magnetic absorption member and attract each other, keep aforementioned optical filter whereby in this both allocation, really can borrow brief structure and reach energy-saving effect, reach the purpose of this utility model.
[description of drawings]
Fig. 1 is the exploded view that adopts video camera of the present utility model.
Fig. 2 is a stereographic map of the present utility model.
Fig. 3 is an exploded view of the present utility model.
Fig. 4 is a sectional side view of the present utility model.
Fig. 5 is the use synoptic diagram that the utility model omits cover plate.
Fig. 6 is the use synoptic diagram that another state of the utility model omits cover plate.
(10) camera lens (20) photosensitive-member
(30) runners (40) filter part
(41) cover plate (411) opening
(413) fixture construction (414) protuberance
(42) housing (421) window frame
(422) keeper (423) fixed part
(424) coil is provided with portion (425) depressed part
(426) joint portion (427) coil
(428) set firmly hole (429) on-off element
(43) optical filter (431) lens
(432) sliding panel (434) holding parts
(435) magnetic portion (44) magnetic part
(45) magnetic absorption member (61) core
[embodiment]
See also Fig. 1, Fig. 2, disclosing respectively has exploded view and the stereographic map of the present utility model that adopts video camera of the present utility model.
The utility model is a kind of filter part 40, be to be installed between the ytterbium head 10 and photosensitive-member 20 of video camera by a runners 30, with the performance filter effect, allow the light that exposes to aforementioned photosensitive-member 20 from aforementioned camera lens 10 moderately be regulated, to promote image quality.
See also Fig. 3, Fig. 4, disclosing respectively has exploded view of the present utility model and sectional side view.
Aforementioned optical filter 43 have two elongated and have respectively a front end and an end sliding panel 432, be arranged at therebetween at least one lens 431 and two along aforementioned two sliding panels 432 and be divided into aforementioned sliding panel 432 front ends and terminal holding parts 434.In a feasible enforcement aspect, on the optical filter 43 lens that employing two is listed in 432 of aforementioned two sliding panels.
Two sliding panels 432 of aforementioned optical filter 43 and two holding parts 434 can be in conjunction with forming a square framework that be located on aforementioned at least one lens 431 peripheries.Aforementioned holding parts 434 flexible one-tenth hook-shaped and form one can be for the structure of aforementioned magnetic part 44 is set.Again, aforementioned at least one lens 431 can adopt water white transparency lens and a colored lens to form.Make aforementioned optical filter 43 slide onto different both allocations, can allow aforementioned water white transparency lens or colored lens corresponding to aforementioned window frame 421, to reach different filter effects 422 of aforementioned keepers.
Again, each holding parts 434 can further include a magnetic portion 435.Aforementioned magnetic portion 435 is to make with the material that has magnetic such as iron or cobalt etc., and extends from aforementioned holding parts 434 and be positioned at by aforementioned sliding panel 432 and aforementioned holding parts 434 intersections.Also be subjected to aforementioned coil 427 magnetic equally by this magnetic portion 435, therefore can strengthen the magnetic force that aforementioned coil 427 is executed aforementioned optical filter 43 when operating by this magnetic portion 435 is set.
Aforementioned two magnetic parts 44 are to be divided on aforementioned two holding parts 434.In a possible embodiments, aforementioned magnetic part 44 is to be bar-shaped.Aforementioned magnetic part 44 can adopt magnetite or artificial magnetite to make.In addition, in this embodiment, can make aforementionedly being bar-shaped magnetic part 44 and respectively having two ends, and this two end trims with aforementioned sliding panel 432 and aforementioned holding parts 434 intersections respectively.Aforementioned magnetic portion 435 forms such as thin plates that material constituted such as iron or cobalts, and makes it be positioned at the aforementioned end that is bar-shaped magnetic part 44, strengthens the purpose of aforementioned coil 427 and 43 magnetic effects of aforementioned optical filter with performance.
Aforementioned two cover plates 41 are to be tabular and aforementioned optical filter 43 is limited between the aforementioned keeper 422, and it has an opening 411 corresponding to aforementioned window frame 421 respectively, several are fixed in the fixture construction 413 of aforementioned housing 42 fixed parts 423 and the protuberance 414 of several spacing aforementioned sliding panels 432.For asking easy in the manufacturing, aforementioned each cover plate 41 can be made for a flat board earlier, make aforementioned fixation structure 413 form the protuberance that extends outwardly from cover plate 41 with protuberance 414.Before the aforementioned cover plate 41 of combination, erect aforementioned protuberance 414 earlier, make it to be shaft-like.During combination, be earlier with the aforementioned housing 42 of aforementioned two cover plates, 41 folder lids, the sliding panel 432 of aforementioned optical filter be limited between the protuberance 414 of aforementioned two cover plates 41 that bend to aforementioned fixation structure 413 hook-shaped again and be fastened in the aforementioned fixation portion 423 this moment.In addition, between aforementioned window frame 421 and keeper 422, be formed with in the enforcement aspect of depressed part 425, can make aforementioned protuberance 414 be formed at the form of corresponding aforementioned depressed part 425, and insert the effect that aforementioned depressed part 425 reaches the sliding panel 432 of spacing aforementioned optical filter 43 again.
Please cooperate and consult Fig. 5, Fig. 6, disclose the use synoptic diagram that has the utility model different conditions to omit cover plate respectively.
Aforementioned magnetic absorption member 45 is to be located at aforementioned coil that portion 424 is set is other, and it can adopt the material that has magnetic such as iron or cobalt etc. to make.In a feasible example, be to make aforementioned each coil be provided with that portion 424 is other to be respectively arranged with one and to set firmly hole 428, make aforementioned magnetic absorption member 45 form one again and be inserted in the aforementioned iron prop that sets firmly in the hole 428.Particularly, lay respectively at aforementioned coil in aforementioned aforementioned fixation portion 423 and be provided with in the other example of portion 424, can make the aforementioned hole 428 that sets firmly be arranged in aforementioned fixation portion 423.By aforementioned structure, when aforementioned housing 42, optical filter 43, magnetic part 44, cover plate 41 and magnetic absorption member 45 constitute aforementioned filter part 40, the aforementioned hole 428 that sets firmly is sealed by the fixture construction 413 of aforementioned cover plate 41, therefore when combination, can earlier this magnetic absorption member 45 be inserted in aforementioned setting firmly in the hole 428, fixture construction 413 with aforementioned cover plate 41 is fastened in the aforementioned fixation portion 423 again, can fix aforementioned magnetic absorption member 45 simultaneously and set firmly in the hole 428 in aforementioned.Again in this example, be provided with lay respectively at aforementioned coil be provided with portion 424 other four set firmly hole 428.Wherein two set firmly hole 428 lay respectively at the left end of positioning piece 422 other with right-hand member by, in addition two set firmly 428 in hole lay respectively at the left end of another keeper 422 other with right-hand member by.When aforementioned magnetic absorption member 45 is set, both can adopt four magnetic absorption member 45 to be inserted in aforementioned four respectively sets firmly among the hole 428, also can only adopt two magnetic absorption member 45, a magnetic absorption member 45 wherein is plugged in be positioned at arbitrary keeper 422 right-hand members other set firmly hole 428, and another magnetic absorption member 45 is plugged in be positioned at arbitrary keeper 422 left ends other set firmly hole 428.
Except that above-mentioned each element, the utility model can further include an on-off element 429.Aforementioned switches element 429 is to be arranged on the aforementioned positioning piece 422, is subjected in the example of preference one, is to make aforementioned switches element 429 be embedded on the opposite face of positioning piece 422 with respect to another keeper 422.Aforementioned switches element 429 can be electrically connected on a power supply, and the keying of the power supply state of may command aforementioned power source.
When using the utility model, be prior to aforementioned coil portion's 424 corresponding aforementioned magnetic parts 44 to be set coil 427 is set, make these coils 427 bring into play the effect that attracts or repel by the direction of current difference of switching on corresponding to aforementioned magnetic part 44, thereby aforementioned optical filter 43 is slided between aforementioned coil 427, allow different lens 431 corresponding to aforementioned photosensitive-member 20 performance filter effects.
When aforementioned optical filter 43 slides into both allocations, when making lens 431 that desire uses corresponding to aforementioned photosensitive-member 20 performance filter effects, the electric current that can cut off aforementioned coil 427 is to reach the effect of saving the energy.At this moment, the aforementioned coil 427 that is in off-position promptly loses the magnetic of the aforementioned magnetic part 44 of magnetic, and aforementioned magnetic absorption member 45 then replaces aforementioned coil 427 and to aforementioned magnetic part 44 performance magnetic effects, makes aforementioned optical filter 43 be fixed on both allocations.
When needs make aforementioned optical filter 43 slide and when using other lenses 431 corresponding to aforementioned photosensitive-member 20 performance filter effects once again, then once again for aforementioned coil 427 energisings, overcoming magnetic effect between aforementioned magnetic absorption member 45 and the aforementioned magnetic part 44 for the magnetic effect of aforementioned magnetic part 44, and then allow aforementioned optical filter 43 slide by the coil 427 of "on" position.When aforementioned optical filter 43 slides into the another location and when being used other lenses 431 to filter, then again with aforementioned coil 427 outages, the performance energy-saving effect.Whereby, optical filter 43 of the present utility model only just needs consumes energy to aforementioned coil 427 energisings when switching different lens 431, all be under the time of the overwhelming majority in the state of consumes energy not, really can reach effect of the present utility model, provide a kind of and can reach the energy-saving effect filter part with brief structure.
In order further to improve the convenience that the utility model uses, can make aforementioned coil 427 see through aforementioned switches element 429 and be connected to a power supply, to control the energising or the off-position of aforementioned coil 427 more expediently by this on-off element 429 again.Particularly, can make aforementioned switches element 429 form one and have the circuit board of on-off circuit, and make aforementioned coil 427 be electrically connected on the aforementioned switches circuit.
Claims (7)
1. filter part is characterized in that: include:
One housing, have a window frame and two and be formed at the strip keeper of relative two sides of aforementioned window frame respectively, form a joint portion between each keeper and aforementioned window frame, be arranged with a coil in both sides, aforementioned joint portion on each keeper portion is set, and be formed with several fixed parts on each keeper;
One optical filter, have two elongated and have respectively a front end and an end sliding panel, be arranged at therebetween at least one lens and two along aforementioned two sliding panels and be divided into aforementioned sliding panel front end and terminal holding parts;
Two magnetic parts are to be divided on aforementioned two holding parts;
Two cover plates are to be tabular and aforementioned optical filter is limited between the aforementioned keeper, and it has an opening corresponding to aforementioned window frame respectively, several are fixed in the fixture construction of aforementioned housing fixed part and the protuberance of several spacing aforementioned sliding panels;
One magnetic absorption member is located at aforementioned coil and is provided with by the portion.
2. filter part as claimed in claim 1 is characterized in that: aforementioned optical filter has two lens that are listed between the aforementioned sliding panel, and two sliding panels of aforementioned optical filter are to combine the square framework that formation one is located on aforementioned two lens peripheries with two holding parts.
3. filter part as claimed in claim 1 is characterized in that: aforementioned each holding parts further includes one and is positioned at aforementioned sliding panel and the other magnetic portion of aforementioned holding parts intersection.
4. filter part as claimed in claim 2 is characterized in that: aforementioned each holding parts further includes one and is positioned at aforementioned sliding panel and the other magnetic portion of aforementioned holding parts intersection.
5. as each described filter part in the claim 1 to 4, it is characterized in that: aforementioned fixation portion is positioned at aforementioned coil to be provided with by the portion, and is equipped with one sets firmly the hole on each fixed part, and aforementioned magnetic absorption member is to be inserted in aforementioned setting firmly in the hole.
6. as each described filter part in the claim 1 to 4, it is characterized in that: aforementioned positioning piece is provided with an on-off element.
7. filter part as claimed in claim 5 is characterized in that: aforementioned positioning piece is provided with an on-off element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201297477U CN201344986Y (en) | 2008-12-30 | 2008-12-30 | Light-filtering component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201297477U CN201344986Y (en) | 2008-12-30 | 2008-12-30 | Light-filtering component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201344986Y true CN201344986Y (en) | 2009-11-11 |
Family
ID=41276568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201297477U Expired - Fee Related CN201344986Y (en) | 2008-12-30 | 2008-12-30 | Light-filtering component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201344986Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10474009B2 (en) | 2017-06-05 | 2019-11-12 | Ford Global Technologies, Llc | Filter adjustment of vehicle cameras |
-
2008
- 2008-12-30 CN CNU2008201297477U patent/CN201344986Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10474009B2 (en) | 2017-06-05 | 2019-11-12 | Ford Global Technologies, Llc | Filter adjustment of vehicle cameras |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091111 Termination date: 20111230 |