CN204462495U - A kind of polariscope apparatus for removing and there is its picture pick-up device - Google Patents
A kind of polariscope apparatus for removing and there is its picture pick-up device Download PDFInfo
- Publication number
- CN204462495U CN204462495U CN201520156886.9U CN201520156886U CN204462495U CN 204462495 U CN204462495 U CN 204462495U CN 201520156886 U CN201520156886 U CN 201520156886U CN 204462495 U CN204462495 U CN 204462495U
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- China
- Prior art keywords
- polariscope
- propulsion system
- pin joint
- connecting rod
- switch
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Abstract
The utility model discloses a kind of polariscope apparatus for removing and there is its picture pick-up device.Described polariscope apparatus for removing comprises: polariscope (1), and it can move in working position and removing between position; Propulsion system, it is for outputting power; And linkage assembly, it is arranged between described propulsion system and polariscope (1), for power transmission that described propulsion system are exported to described polariscope (1), move in described working position and removing between position to drive described polariscope (1).In polariscope apparatus for removing of the present utility model, adopt linkage assembly to drive polariscope, make the installation site of motor not by the restriction of polariscope position; Whole polariscope apparatus for removing cost is low, accuracy requirement is lower; Stable performance.
Description
Technical field
The utility model relates to technical field of imaging, is specifically related to a kind of polariscope apparatus for removing and has its picture pick-up device.
Background technology
Polariscope is a kind of color filter, is the conventional device in picture pick-up device.Polariscopic outstanding function is that the light that can certain direction be allowed selectively to vibrate passes through, and is commonly used to eliminate or weaken the reflective by force of nonmetallic surface, thus eliminates or alleviate hot spot in colour and black-and-white photography.In some cases, may not need to use polariscope, be provided with polariscope apparatus for removing for this reason.Polariscope apparatus for removing is used for not needing to use polariscopic occasion to remove polariscope (namely removing polariscope), makes polariscope leave imaging optical path, namely makes polariscope move to from working position and remove position, thus make polariscope inoperative.
In the prior art, following three kinds of modes are usually adopted to remove polariscope.First kind of way is for be directly fixed on polariscope on motor output shaft.In this kind of technical scheme, the installation site of motor is limited to polariscopic position, higher to space requirement, and motor position flexibility ratio is poor.The second way is for adopting gear-driven mode.For realizing the effect of stable drive, low noise, need higher manufacturing accuracy and matching requirements, cost is higher.The distance of transmission simultaneously can not be excessive, and when outside bad environments, easily occur the phenomenon such as latch, biting teeth.The third mode is the mode adopting V belt translation, and in this scenario, belt easily relaxes, and needs installation tensioner, complex structure.In addition, belt is under high temperature or low temperature environment, and reliability is easily influenced.
Therefore, wish a kind of technical scheme to overcome or at least alleviate at least one the problems referred to above of prior art.
Utility model content
The purpose of this utility model is to provide a kind of polariscope apparatus for removing, overcomes or at least alleviates at least one the problems referred to above of the prior art.
For achieving the above object, the utility model provides a kind of polariscope apparatus for removing, and described polariscope apparatus for removing comprises: polariscope, and it can move in working position and removing between position; Propulsion system, it is for outputting power; And linkage assembly, it is arranged between described propulsion system and polariscope, for the power transmission that exported by described propulsion system to described polariscope, moves in described working position and removing between position to drive described polariscope.
Preferably, described polariscope is hinged to picture pick-up device support at polariscope pin joint place, and described linkage assembly drives described polariscope to rotate in described working position and removing between position around described polariscope pin joint.
Preferably, described linkage assembly comprises crank and connecting rod, wherein, described crank is fixedly connected with the output shaft of described propulsion system and with described output shaft around output shaft axis unitary rotation, described connecting rod first connecting rod pin joint place and described crank hinged, second connecting rod pin joint place and described polariscope hinged.
Preferably, the output shaft of described crank and described propulsion system is interconnected with interference fit.
Preferably, the distance between described output shaft axis and first connecting rod pin joint equals the distance between described second connecting rod pin joint and described polariscope pin joint; Distance between described first connecting rod pin joint and described second connecting rod pin joint equals the distance between described polariscope pin joint and described output shaft axis.
Preferably, described linkage assembly is antiparallel-crank linkage assembly.
Preferably, described polariscope apparatus for removing comprises the first switch and second switch further, and described first switch-linear hybrid, for sending the first control signal at described polariscope from removing action when position moves to working position, makes propulsion system stop outputting power; Described second switch be set to described polariscope to move to from working position remove position time action and send the second control signal, make propulsion system stop outputting power.
Preferably, described polariscope apparatus for removing comprises pcb board further, and described pcb board is electrically connected with described first switch, second switch and propulsion system, and the operation of control signal to propulsion system based on described first switch and second switch controls.
Preferably, described propulsion system are stepper motor.
The utility model also provides a kind of picture pick-up device, and described picture pick-up device comprises polariscope apparatus for removing as above.
In polariscope apparatus for removing of the present utility model, adopt linkage assembly to drive polariscope, the installation site of motor can be made not by the restriction of polariscope position; And whole polariscope apparatus for removing cost is low, accuracy requirement is lower; Stable performance.
Accompanying drawing explanation
Fig. 1 is the front elevational schematic of the polariscope apparatus for removing according to the utility model one embodiment.
Fig. 2 is the schematic rear view of the polariscope apparatus for removing shown in Fig. 1.
Reference numeral:
| 1 | Polariscope | 4 | Crank |
| 11 | Polariscope pin joint | 5 | Stepper motor |
| 2 | Picture pick-up device support | 6 | First switch |
| 3 | Connecting rod | 7 | Second switch |
| 31 | First connecting rod pin joint | 8 | Output shaft axis |
| 32 | Second connecting rod pin joint |
Embodiment
The object implemented for making the utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, are further described in more detail the technical scheme in the utility model embodiment.In the accompanying drawings, same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, instead of whole embodiments.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as.
Polariscope, propulsion system and linkage assembly is comprised according to polariscope apparatus for removing of the present utility model.Described polariscope can move in working position and removing between position.Described propulsion system are used for outputting power, as the power source of polariscope motion.Described linkage assembly is arranged between propulsion system and polariscope, moves to polariscope for the power transmission that exported by propulsion system to drive polariscope in working position and removing between position.
In polariscope apparatus for removing of the present utility model, adopt the power transmission that exported by these propulsion system of linkage assembly to move to drive polariscope to polariscope, thus reach and make polariscope in working position and remove the object of moving between position.Adopt linkage assembly tool to have the following advantages: the connecting rod of linkage assembly can have longer length, and whole mechanism design is flexible, makes the installation site of motor not by the restriction of polariscopic position; Linkage assembly cost is low, and accuracy requirement is lower, easily manufactures.
Fig. 1 is the front elevational schematic of the polariscope apparatus for removing according to the utility model one embodiment.Fig. 2 is the schematic rear view of the polariscope apparatus for removing shown in Fig. 1.Polariscope apparatus for removing shown in Fig. 1 and Fig. 2 comprises polariscope 1, connecting rod 3 and crank 4 (part as linkage assembly), stepper motor 5 (as propulsion system), the first switch 6 and second switch 7.
Polariscope 1 can move in working position and removing between position, thus is adapted to concrete application requirement.In working position, polariscope 1 is positioned on the imaging optical path of picture pick-up device, and the light optionally allowing certain direction vibrate passes through.Removing position, polariscope 1 is positioned at outside the imaging optical path of picture pick-up device, inoperative.Be understandable that, a picture pick-up device can arrange multiple polariscope, arrange corresponding apparatus for removing for each polariscope, this is also within protection domain of the present utility model.
See Fig. 1, polariscope 1 is hinged to picture pick-up device support 2 at polariscope pin joint 11 place, thus can rotate around polariscope pin joint 11, and moves in working position and removing between position.Be understandable that, polariscope 1 can be hinged on picture pick-up device support 2 with structure in any suitable manner.
Stepper motor 5 is used as power source.Stepper motor 5 can carry out pilot angle displacement by gating pulse number, thus accurately can control the position of polariscope 1 in a straightforward manner.Be understandable that, propulsion system are not limited to adopt stepper motor, also can be that other can provide the device of turning moment, such as common electric machine for linkage assembly.It is pointed out that employing common electric machine, need to arrange pick-up unit or supervising device to control the stopping of common electric machine, stop after moving to desired location to make polariscope.
Connecting rod 3 and crank 4, as a part for four-bar mechanism, under the driving of stepper motor 5, make polariscope 1 rotate in working position and removing between position around polariscope pin joint 11.
Advantageously, crank 4 is fixedly connected with the output shaft of stepper motor 5 and with output shaft around output shaft axis 8 unitary rotation.Particularly, the above-mentioned crank 4 that is fixedly connected as is interconnected with interference fit with the output shaft of stepper motor 5, thus syndeton is simple, reliable.
Be understandable that, crank can also adopt other connected modes to be connected with stepper motor as required.The rotary torque of stepper motor such as, is interconnected by the mode such as spline, flat key, as long as can be passed to crank by this connection.
See Fig. 1, connecting rod 3 first connecting rod pin joint 31 place and crank 4 hinged, second connecting rod pin joint 32 place and polariscope 1 hinged.When stepper motor 5 works, stepper motor 5 drives crank 4 to rotate around output shaft axis 8, and the power transmission that stepper motor 5 exports by crank 4 is to connecting rod 3.Connecting rod 3 drives polariscope 1 again, and polariscope 1 is rotated in working position and removing between position around polariscope pin joint 11: from working position to removing position motion, or move from removing position to working position.
Advantageously, the distance between output shaft axis 8 and first connecting rod pin joint 31 equals the distance between second connecting rod pin joint 32 and polariscope pin joint 11; Distance between first connecting rod pin joint 31 and second connecting rod pin joint 32 equals the distance between polariscope pin joint 11 and output shaft axis.That is, comprising crank 4 with the linkage assembly of connecting rod 5 is parallelogram linkage.Like this, crank 4 has identical rotational speed and the anglec of rotation with polariscope 1, thus can be controlled rotational speed and the anglec of rotation of polariscope 1 by the rotational speed of control step motor output shaft simply and the anglec of rotation.
Be understandable that, above-mentioned distance is not must be identical, can be set to other relations, as long as can meet the service condition of four-bar mechanism yet.
Further, comprising crank 4 with the linkage assembly of connecting rod 5 is antiparallel-crank linkage assembly.Thus crank 4 is contrary with the sense of rotation that polariscope 1 rotates around polariscope pin joint 11 around the direction that output shaft axis 8 rotates, but rotational speed is identical.Adopt this structure, crank 4 can be made more compact with the layout of connecting rod 3.
Be understandable that, in an alternative embodiment, first connecting rod pin joint 31 is parallel to the line of the output shaft axis 8 of polariscope pin joint 11 and stepper motor with the line of second connecting rod pin joint 32, form positive parallelogram linkage, thus crank 4 is identical with the sense of rotation that polariscope 1 rotates around polariscope pin joint 11 around the direction that output shaft axis 8 rotates.
In the present embodiment, linkage assembly adopts crank-rocker style linkage assembly.Be understandable that; linkage assembly can design the form that multiple crank coordinates with connecting rod as required; and the design of linkage assembly belongs to known design; therefore, the fit form of any crank and connecting rod (or double-crank or double rocking lever etc.) that can reach the utility model object is all in protection domain of the present utility model.
Be understandable that, polariscope can also adopt other modes to change in working position and removing between position as required.Such as, in one alternate embodiment, polariscope is changed in polariscopic working position and removing between position with rectilinear motion mode.Now, the specific implementation form of four-bar mechanism is for slider-crank mechanism, and driven by motor crank rotates, and crank along linear slide, and realizes polariscopic rectilinear motion by connecting rod band movable slider.
Be understandable that, linkage assembly can change the direction of power and the length of the transmission arm of force by the design of the connecting rod of linkage assembly inside, crank, therefore, the installation site of stepper motor can be adjusted by the design of linkage, enable stepper motor be arranged on any position of picture pick-up device support, thus make the setting position of stepper motor not by the restriction of polariscope position.
First switch 6 is set to send the first control signal at polariscope 1 from removing action when position moves to working position, makes stepper motor 5 stop outputting power.Second switch 7 be set to polariscope 1 to move to from working position remove position time action and send the second control signal, make stepper motor 5 stop outputting power.
Particularly, first switch 6 and second switch 7 are arranged on the surface-mounted integrated circuit for control step machine operation, when polariscope rotate to working position or remove in position one time can make the first corresponding switch 6 or second switch 7 action and send the first corresponding control signal or the second control signal, and by surface-mounted integrated circuit, the first control signal or the second control signal are passed to stepper motor and stop outputting power to make stepper motor.
Be understandable that, the action of the first switch and second switch also can adopt other control modes to control as required.As long as this kind of control mode can ensure when polariscope arrives working position or remove a position in position, the first switch and second switch action also control propulsion system and stop outputting power.Such as, the first switch and second switch can be connected with the power circuit of motor.
The utility model additionally provides a kind of picture pick-up device, comprises described polariscope apparatus for removing.Be understandable that, picture pick-up device can be any imaging device such as camera, video camera.
Finally it is to be noted: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit.Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a polariscope apparatus for removing, is characterized in that, comprising:
Polariscope (1), it can move in working position and removing between position;
Propulsion system, it is for outputting power; And
Linkage assembly, it is arranged between described propulsion system and polariscope (1), for power transmission that described propulsion system are exported to described polariscope (1), move in described working position and removing between position to drive described polariscope (1).
2. polariscope apparatus for removing as claimed in claim 1, it is characterized in that, described polariscope (1) is hinged to picture pick-up device support (2) at polariscope pin joint (11) place, and described linkage assembly drives described polariscope (1) to rotate in described working position and removing between position around described polariscope pin joint (11).
3. polariscope apparatus for removing as claimed in claim 2, it is characterized in that, described linkage assembly comprises crank (4) and connecting rod (3), wherein, described crank (4) is fixedly connected with the output shaft of described propulsion system and with described output shaft around output shaft axis (8) unitary rotation, described connecting rod (3) first connecting rod pin joint (31) place and described crank (4) hinged, second connecting rod pin joint (32) place and described polariscope (1) hinged.
4. polariscope apparatus for removing as claimed in claim 3, is characterized in that, described crank (4) is interconnected with interference fit with the output shaft of described propulsion system.
5. polariscope apparatus for removing as claimed in claim 4, it is characterized in that, distance between described output shaft axis (8) and first connecting rod pin joint (31), equals the distance between described second connecting rod pin joint (32) and described polariscope pin joint (11); Distance between described first connecting rod pin joint (31) and described second connecting rod pin joint (32), equals the distance between described polariscope pin joint (11) and described output shaft axis.
6. polariscope apparatus for removing as claimed in claim 5, it is characterized in that, described linkage assembly is antiparallel-crank linkage assembly.
7. polariscope apparatus for removing as claimed in claim 1, it is characterized in that, comprise the first switch (6) and second switch (7) further, described first switch (6) is set to send the first control signal at described polariscope (1) from removing action when position moves to working position, makes propulsion system stop outputting power; Described second switch (7) be set to described polariscope (1) to move to from working position remove position time action and send the second control signal, make propulsion system stop outputting power.
8. polariscope apparatus for removing as claimed in claim 7, it is characterized in that, comprise pcb board further, described pcb board is electrically connected with described first switch (6), second switch (7) and propulsion system, and the operation of control signal to propulsion system based on described first switch (6) and second switch (7) controls.
9. the polariscope apparatus for removing according to any one of claim 1 to 8, is characterized in that, described propulsion system are stepper motor (5).
10. a picture pick-up device, is characterized in that, comprises polariscope apparatus for removing as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520156886.9U CN204462495U (en) | 2015-03-19 | 2015-03-19 | A kind of polariscope apparatus for removing and there is its picture pick-up device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520156886.9U CN204462495U (en) | 2015-03-19 | 2015-03-19 | A kind of polariscope apparatus for removing and there is its picture pick-up device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204462495U true CN204462495U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520156886.9U Expired - Fee Related CN204462495U (en) | 2015-03-19 | 2015-03-19 | A kind of polariscope apparatus for removing and there is its picture pick-up device |
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| Country | Link |
|---|---|
| CN (1) | CN204462495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107835355A (en) * | 2017-12-18 | 2018-03-23 | 上海青橙实业有限公司 | Mobile terminal and its camera module |
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2015
- 2015-03-19 CN CN201520156886.9U patent/CN204462495U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107835355A (en) * | 2017-12-18 | 2018-03-23 | 上海青橙实业有限公司 | Mobile terminal and its camera module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20210319 |