CN204374580U - Switching device of optical fiber, cam device and camera head - Google Patents
Switching device of optical fiber, cam device and camera head Download PDFInfo
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- CN204374580U CN204374580U CN201520018656.6U CN201520018656U CN204374580U CN 204374580 U CN204374580 U CN 204374580U CN 201520018656 U CN201520018656 U CN 201520018656U CN 204374580 U CN204374580 U CN 204374580U
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- optical fiber
- switching device
- iron core
- buckle
- driver part
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Abstract
The utility model is applicable to video camera field.The utility model discloses a kind of the utility model switching device of optical fiber, comprise the body that is provided with containing cavities and the lid with body fits, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, described body is provided with the buckle of fixed drive parts.Driver part is fixed owing to adopting buckle, namely the iron core on fixed drive parts, because buckle and body are the non-metallic materials such as integrated plastics, Long-Time Service can not be magnetized, when avoiding using the screw of metal to fix, because it contacts with iron core, after being magnetized, during coil electricity, electromagnetic force reduces, and affects driving mechanism and drives filter supporter; Simultaneously owing to adopting the buckle structure with body one, separating component is few, reduces assembly process and difficulty, improves efficiency of assembling.Adopt the cam device of this switching device of optical fiber and camera head also to have simultaneously and reduce assembly process and difficulty, efficiency of assembling advantages of higher.
Description
Technical field
The utility model relates to video frequency camera sensor field, particularly a kind of switching device of optical fiber, cam device and camera head being adapted to video camera day and night and changing.
Background technology
The optical filter that existing switching device of optical fiber comprises body and is slidably matched with body, this optical filter is connected with rotary swing arm, the magnetic conductor with coil is provided with in the outside of swing arm, this coil is connected with control signal, during work after coil electricity, under coordinate of coil with magnetic conductor, swing arm is rotated, optical filter is moved forward or backward, and when the direction of the winding current is reverse, swing arm makes optical filter backward or move forward.In the structure shown here, described magnetic conductor is fixed by metal screws and body, due to metal screw contact with magnetic conductor time, can be magnetized, thus for a long time the magnetic force of magnetic conductor be declined, and then to the acting force foot that swing arm produces in coil electricity situation, optical filter cannot be driven to move left and right, therefore usually need to improve drive current to increase power, increase power consumption, also affect serviceable life.Simultaneously owing to having adopted separating component, to carry out research to driver part fixing, and assembly process is long, affects assembly line efficiency.
Utility model content
The technical matters that the utility model mainly solves is to provide a kind of switching device of optical fiber, cam device and camera head, this switching device of optical fiber can be avoided because metal screws is magnetized, coil is reduced by rear electromagnetic force, affect swing arm driving, reduce separating component simultaneously, improve efficiency of assembling.
In order to solve the problem, the utility model provides a kind of switching device of optical fiber, this switching device of optical fiber comprises the body that is provided with containing cavities and the lid with body fits, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, it is characterized in that, described body is provided with the buckle of fixed drive parts.
Say further, described driver part comprises iron core and is enclosed within iron core and the coil be connected with control signal, and be provided with permanent magnet in iron core one end, this permanent magnet is fixed on fork, and this fork is enclosed within and is positioned in the rotating shaft of body, described buckle and iron core fastener.
Say further, described iron core is U-shaped, its openend and permanent magnet abutting end curved, part or all of inclusion is in permanent magnet surrounding.
Say further, described body is provided with two parallel draw runners.
Say further, described filter supporter comprises rack body and optical filter, and these rack body both sides are arranged with the pipe thread of two fixing optical filters respectively, is provided with knocker at rack body optical filter upstream end.
Say further, two sides of described body are provided with and the dop be clasped on lid.
Say further, two opposite faces of described containing cavities are provided with the position limiting structure coordinated with rack body both sides.
Say further, described position limiting structure comprises limit sliding chutes or pipe thread.
The utility model also provides a kind of cam device, this cam device comprises lens mount and switching device of optical fiber, described lens mount is provided with the fixed orifice vertical with camera lens optical axis, described switching device of optical fiber is placed in this fixed orifice, is provided with the buckle of fixing switching device of optical fiber in this fixed orifice one end.
Say further, described switching device of optical fiber, comprise the body that is provided with containing cavities and the lid with body fits, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, is characterized in that: described body is provided with the buckle of fixed drive parts.
Say further, described driver part comprises iron core and is enclosed within iron core and the coil be connected with control signal, and be provided with permanent magnet in iron core one end, this permanent magnet is fixed on fork, and this fork is enclosed within and is positioned in the rotating shaft of body, described buckle and iron core fastener.
The utility model also provides a kind of camera head, the switching device of optical fiber that this camera head comprises optical filter and coordinates with optical filter, this switching device of optical fiber comprises the body that is provided with containing cavities and the lid with body fits, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, described body is provided with the buckle of fixed drive parts.
Say further, described driver part comprises iron core and is enclosed within iron core and the coil be connected with control signal, and be provided with permanent magnet in iron core one end, this permanent magnet is fixed on fork, and this fork is enclosed within and is positioned in the rotating shaft of body, described buckle and iron core fastener.
Say further, described iron core is U-shaped, its openend and permanent magnet abutting end curved, part or all of inclusion is in permanent magnet surrounding.
The utility model switching device of optical fiber, comprises the body that is provided with containing cavities and the lid with body fits, and the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, described body is provided with the buckle of fixed drive parts.Driver part is fixed owing to adopting buckle, namely the iron core on fixed drive parts, because buckle and body are the non-metallic materials such as integrated plastics, Long-Time Service can not be magnetized, when avoiding using the screw of metal to fix, because it contacts with iron core, after being magnetized, during coil electricity, electromagnetic force reduces, and affects driving mechanism and drives filter supporter; Simultaneously owing to adopting the buckle structure with body one, separating component is few, reduces assembly process and difficulty, improves efficiency of assembling.Adopt the cam device of this switching device of optical fiber and camera head also to have simultaneously and reduce assembly process and difficulty, efficiency of assembling advantages of higher.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, and the accompanying drawing in describing is embodiments more of the present utility model, to those skilled in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is switching device of optical fiber example structure schematic diagram.
Fig. 2 is switching device of optical fiber example structure decomposing schematic representation.
Fig. 3 is that switching device of optical fiber body embodiments faces structural representation.
Fig. 4 is filter supporter example structure schematic diagram.
Fig. 5 is drive unit example structure schematic diagram.
Fig. 6 is iron core example structure schematic diagram.
Fig. 7 is fork example structure schematic diagram.
Fig. 8 is the switching device of optical fiber example structure schematic diagram of band lens mount.
Fig. 9 is that the switching device of optical fiber embodiment of band lens mount faces structural representation.
Below in conjunction with embodiment, and with reference to accompanying drawing, the realization of the utility model object, functional characteristics and advantage are described further.
Embodiment
In order to make the object of utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
As shown in Fig. 1-Fig. 7, the utility model proposes a kind of switching device of optical fiber embodiment.
This switching device of optical fiber A comprises the body 1 being provided with containing cavities and the lid 2 coordinated with body 1, the filter supporter 3 being provided with driver part 4 and horizontally slipping under this driver part 4 coordinates in containing cavities, described body 1 is provided with the buckle 16 of fixed drive parts 4.
Specifically, described driver part 4 comprises iron core 41 and is enclosed within iron core 41 and the coil 43 be connected with control signal, and for the circuit board 40 of connecting coil 43 and interface 44, permanent magnet 45 is provided with in iron core 41 one end, this permanent magnet 45 is fixed in the rotating shaft of fork 42, this fork 42 is enclosed within and is positioned in the rotating shaft 15 of body 1, and namely fork 42 one end is provided with shaft hole 422, is provided with protruding 421 at the other end of fork 42.Described buckle 16 engages with iron core 41, and namely iron core 41 is fixed on body 1 by buckle 16, and fork 42 is enclosed within rotating shaft 15, and after fixing, permanent magnet 45 is just between iron core 41.Described iron core 41 is in U-shaped, and its openend is curved with permanent magnet 45 abutting end, and part or all of inclusion is in permanent magnet 45 surrounding, and namely fixing permanent magnet 45 is afterwards taking the shape of the letter U between iron core 41 openend two arcs.This openend is set to arc as much as possible can be enclosed in permanent magnet 45 surrounding, after coil 43 is energized, fork 42 can produce larger moment, and then promotion filter supporter 3 moves, when also namely reducing input current, fork 42 also can be made coordinating between coil with iron core to produce enough moment and to move to promote filter supporter 3.
Driver part 4 is fixed owing to adopting buckle, namely the iron core 41 on fixed drive parts 4, because buckle 16 and body 1 are the non-metallic materials such as integrated plastics, Long-Time Service can not be magnetized, when avoiding using the screw of metal to fix, because it contacts with iron core 41, after being magnetized, when coil 43 is energized, electromagnetic force reduces, and affects driving mechanism and drives filter supporter; Simultaneously owing to adopting the buckle structure with body one, separating component is few, reduces assembly process and difficulty, improves efficiency of assembling.
In the present embodiment, described body 1 is provided with two parallel draw runners 14, this draw runner 14 is between the stopper slot 13 of two filter supporter 3 be oppositely arranged, two opposite faces of containing cavities are provided with the position limiting structure 13 coordinated with rack body 32 both sides simultaneously, and this position limiting structure 13 comprises limit sliding chutes or pipe thread.Because this draw runner 14 can make filter supporter 3 partly contact with body 1, reduce the friction between itself and body 1, thus both can reduce the driving circuit controlling driver part 4 action, and can reduce again when driver part 4 works and produce more heats, affect serviceable life.Limit sliding chutes or pipe thread can ensure that filter supporter 3 is more steady in moving process simultaneously.
Described filter supporter 3 comprises rack body 32 and optical filter 31, these rack body 32 both sides are arranged with the pipe thread 33 of two fixing optical filters 31 respectively, enter side at rack body 32 optical filter 31 and be provided with knocker 34, this rack body 32 is provided with bar hole 35, this bar hole 35 coordinates with described protruding 421, and convenient filter supporter 3 moves.During assembling, optical filter 31 inwardly inserts along rack body 32 direction by filter supporter 3, under pipe thread 33 acts on, optical filter 31 can not be moved up and down along rack body 32 vertical direction, simultaneously under knocker 34 acts on, after optical filter 31 pushes rack body 32, normally can not exit, therefore be fixed in rack body 32 horizontal direction.
In order to just use assembling, two sides of described body 1 are provided with the dop 12 coordinated with the buckle 22 on lid 2, reduce assembly difficulty, improve efficiency of assembling.
As Figure 8-9, the utility model also provides a kind of cam device embodiment.
This cam device comprises: lens mount 5 and switching device of optical fiber A, and its existing parts, described lens mount 5 is provided with the fixed orifice 51 vertical with camera lens optical axis, described switching device of optical fiber A is placed in this fixed orifice 51, is provided with the buckle 52 of fixing switching device of optical fiber A in this fixed orifice 51 one end.
Specifically, described buckle 52 is two buckles be oppositely arranged, at switching device of optical fiber A from having buckle 52 side to push after buckle 52 puts in place, the end that lucky switching device of optical fiber A is positioned at buckle 52 side engages with two buckles 52, and then switching device of optical fiber A and lens mount 5 is fixed.In order to make switching device of optical fiber A and lens mount 5 fix in a plurality of directions, both are fixed by the fixed orifice on switching device of optical fiber A with screw.
In the present embodiment, described switching device of optical fiber adopts said structure, namely the body that is provided with containing cavities and the lid with body fits is comprised, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, is characterized in that: described body is provided with the buckle of fixed drive parts.
Described driver part comprises iron core and is enclosed within iron core and the coil be connected with control signal, and be provided with permanent magnet in iron core one end, this permanent magnet is fixed on fork, and this fork is enclosed within and is positioned in the rotating shaft of body, described buckle and iron core fastener.
Other structures in the present embodiment cam device also adopt said structure, and its effect is identical with above-described embodiment with function, repeats no more.
The utility model also provides a kind of camera head, the switching device of optical fiber that this camera head comprises optical filter and coordinates with optical filter, this switching device of optical fiber comprises the body that is provided with containing cavities and the lid with body fits, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, described body is provided with the buckle of fixed drive parts.
Described driver part adopts above-described embodiment structure, namely comprise iron core and be enclosed within iron core and the coil be connected with control signal, be provided with permanent magnet in iron core one end, this permanent magnet is fixed on fork, this fork is enclosed within and is positioned in the rotating shaft of body, described buckle and iron core fastener.Described iron core is U-shaped, its openend and permanent magnet abutting end curved, part or all of inclusion is in permanent magnet surrounding.
Other structures in the present embodiment camera head also adopt said structure, and its effect is identical with above-described embodiment with function, repeats no more.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (14)
1. based on the switching device of optical fiber of video frequency pick-up head, comprise the body that is provided with containing cavities and the lid with body fits, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, it is characterized in that, described body is provided with the buckle of fixed drive parts.
2. the switching device of optical fiber based on video camera according to claim 1, it is characterized in that, described driver part comprises iron core and is enclosed within iron core and the coil be connected with control signal, permanent magnet is provided with in iron core one end, this permanent magnet is fixed on fork, this fork is enclosed within and is positioned in the rotating shaft of body, described buckle and iron core fastener.
3. the switching device of optical fiber based on video camera according to claim 1 and 2, is characterized in that, described iron core is U-shaped, its openend and permanent magnet abutting end curved, part or all of inclusion is in permanent magnet surrounding.
4. the switching device of optical fiber based on video camera according to claim 1 and 2, is characterized in that, described body is provided with two parallel draw runners.
5. the switching device of optical fiber based on video camera according to claim 1 and 2, it is characterized in that, described filter supporter comprises rack body and optical filter, and these rack body both sides are arranged with the pipe thread of two fixing optical filters respectively, is provided with knocker at rack body optical filter upstream end.
6. the switching device of optical fiber based on video camera according to claim 1, is characterized in that, two sides of described body are provided with and the dop be clasped on lid.
7. the switching device of optical fiber based on video camera according to claim 1, is characterized in that, two opposite faces of described containing cavities are provided with the position limiting structure coordinated with rack body both sides.
8. the switching device of optical fiber based on video camera according to claim 7, is characterized in that, described position limiting structure comprises limit sliding chutes or pipe thread.
9. a cam device, comprise lens mount and switching device of optical fiber, it is characterized in that, described lens mount is provided with the fixed orifice vertical with camera lens optical axis, described switching device of optical fiber is placed in this fixed orifice, is provided with the buckle of fixing switching device of optical fiber in this fixed orifice one end.
10. cam device according to claim 9, it is characterized in that, described switching device of optical fiber comprises the body that is provided with containing cavities and the lid with body fits, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, is characterized in that: described body is provided with the buckle of fixed drive parts.
11. cam devices according to claim 10, it is characterized in that, described driver part comprises iron core and is enclosed within iron core and the coil be connected with control signal, permanent magnet is provided with in iron core one end, this permanent magnet is fixed on fork, this fork is enclosed within and is positioned in the rotating shaft of body, described buckle and iron core fastener.
12. 1 kinds of camera heads, the switching device of optical fiber comprising optical filter and coordinate with optical filter, this switching device of optical fiber comprises the body that is provided with containing cavities and the lid with body fits, the filter supporter being provided with driver part and horizontally slipping under this driver part coordinates in containing cavities, it is characterized in that, described body is provided with the buckle of fixed drive parts.
13. camera heads according to claim 12, it is characterized in that, described driver part comprises iron core and is enclosed within iron core and the coil be connected with control signal, permanent magnet is provided with in iron core one end, this permanent magnet is fixed on fork, this fork is enclosed within and is positioned in the rotating shaft of body, described buckle and iron core fastener.
14. camera heads according to claim 13, is characterized in that, described iron core is U-shaped, its openend and permanent magnet abutting end curved, part or all of inclusion is in permanent magnet surrounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018656.6U CN204374580U (en) | 2015-01-05 | 2015-01-05 | Switching device of optical fiber, cam device and camera head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018656.6U CN204374580U (en) | 2015-01-05 | 2015-01-05 | Switching device of optical fiber, cam device and camera head |
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| Publication Number | Publication Date |
|---|---|
| CN204374580U true CN204374580U (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520018656.6U Expired - Fee Related CN204374580U (en) | 2015-01-05 | 2015-01-05 | Switching device of optical fiber, cam device and camera head |
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| CN (1) | CN204374580U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110347004A (en) * | 2019-07-29 | 2019-10-18 | 深圳市钒德电子有限公司 | Magnetic kinetoplast changeover module, optical-filter switcher and filming apparatus |
| CN112558385A (en) * | 2020-12-03 | 2021-03-26 | 吴国富 | Optical filter switching device for dynamic scene video acquisition and video acquisition device |
| CN113376783A (en) * | 2020-12-10 | 2021-09-10 | 乐清高森电子有限公司 | Optical filter swing switching device based on dynamic scene and video acquisition device |
-
2015
- 2015-01-05 CN CN201520018656.6U patent/CN204374580U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110347004A (en) * | 2019-07-29 | 2019-10-18 | 深圳市钒德电子有限公司 | Magnetic kinetoplast changeover module, optical-filter switcher and filming apparatus |
| CN112558385A (en) * | 2020-12-03 | 2021-03-26 | 吴国富 | Optical filter switching device for dynamic scene video acquisition and video acquisition device |
| CN113376783A (en) * | 2020-12-10 | 2021-09-10 | 乐清高森电子有限公司 | Optical filter swing switching device based on dynamic scene and video acquisition device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20170105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |