TWI386043B - Image capturing device - Google Patents
Image capturing device Download PDFInfo
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- TWI386043B TWI386043B TW98123312A TW98123312A TWI386043B TW I386043 B TWI386043 B TW I386043B TW 98123312 A TW98123312 A TW 98123312A TW 98123312 A TW98123312 A TW 98123312A TW I386043 B TWI386043 B TW I386043B
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Description
本發明涉及一種攝像裝置。 The present invention relates to an image pickup apparatus.
目前,攝像機必須配接鏡頭才可以使用,一般根據應用現場之實際情況來選配合適之鏡頭,例如,定焦鏡頭或變焦鏡頭,標準鏡頭或者是廣角鏡頭等等。在現有技術中,當安裝定焦鏡頭時,由於鏡頭之焦距是固定之,因此圖像之清晰度一般是籍由手動調節鏡頭之螺距來實現對焦,或者是採用鏡頭環來手動調整鏡頭與影像感測器之間之距離,實現鏡頭之焦距調整,但是採用這樣手動調整之方式較為不方便。因此如何提供一種結構簡單並且可以自動調節鏡頭與影像感測器之間距離,實現後焦距調整之攝像裝置,成為業內人士需要解決之課題。 At present, the camera must be equipped with a lens to be used. Generally, the appropriate lens can be selected according to the actual situation of the application site, for example, a fixed focus lens or a zoom lens, a standard lens or a wide-angle lens. In the prior art, when the fixed focus lens is mounted, since the focal length of the lens is fixed, the sharpness of the image is generally achieved by manually adjusting the pitch of the lens, or the lens ring is used to manually adjust the lens and the image. The distance between the sensors is used to adjust the focal length of the lens, but it is inconvenient to use such manual adjustment. Therefore, how to provide a camera device that has a simple structure and can automatically adjust the distance between the lens and the image sensor to realize the back focus adjustment has become a problem that the industry needs to solve.
有鑒於此,有必要提供一種結構簡單,可實現後焦距調整之攝像裝置。 In view of this, it is necessary to provide an image pickup apparatus which is simple in structure and can realize back focus adjustment.
一種攝像裝置,其包括鏡頭、機殼、影像感測器以及電機。所述鏡頭固定連接在所述機殼上,所述影像感測器及電機設置在所述機殼內。所述機殼包括前蓋及底蓋,所述機殼內設置一影像感測器座,所述影像感測器固定在所述影像感測器座上。所述影像感測器座籍由多個導桿與所述前蓋連接,所述導桿平行所述鏡頭之光軸方向設置,所述影像感測器座可在所述導桿上滑動。所述影像感測器座籍由一彈簧與所述底蓋連接,所述彈簧給予 所述影像感測器座一遠離所述鏡頭方向之拉力。所述電機固定在所述底蓋上,所述電機包括一驅動軸,所述驅動軸抵接在所述影像感測器座上,給予所述影像感測器座一朝向所述鏡頭方向之驅動力。 A camera device includes a lens, a casing, an image sensor, and a motor. The lens is fixedly connected to the casing, and the image sensor and the motor are disposed in the casing. The casing includes a front cover and a bottom cover. An image sensor seat is disposed in the casing, and the image sensor is fixed on the image sensor seat. The image sensor holder is connected to the front cover by a plurality of guiding rods, the guiding rods are disposed parallel to the optical axis direction of the lens, and the image sensor holder is slidable on the guiding rod. The image sensor is connected to the bottom cover by a spring, and the spring is given The image sensor holder has a pulling force away from the lens direction. The motor is fixed on the bottom cover, the motor includes a driving shaft, and the driving shaft abuts on the image sensor seat, and the image sensor seat is oriented toward the lens. Driving force.
本發明提供之攝像裝置籍由電機以及彈簧驅動影像感測器移動,使所述攝像裝置之鏡頭能夠聚焦在所述影像感測器上,從而實現所述攝像裝置之後焦距調整,驅動結構簡單。 The camera device provided by the invention is driven by the motor and the spring to drive the image sensor, so that the lens of the camera device can be focused on the image sensor, thereby realizing the focal length adjustment of the camera device, and the driving structure is simple.
下面將結合附圖對本發明作一具體介紹。 The present invention will be specifically described below with reference to the accompanying drawings.
請參閱圖1,一種攝像裝置10,其包括鏡頭100、機殼200、影像感測器300、影像感測器座400以及電機500。所述鏡頭100固定連接在所述機殼200上,所述影像感測器300、影像感測器座400以及電機500設置在所述機殼200內。在本實施方式中,所述攝像裝置10為一攝像機。 Referring to FIG. 1 , an imaging device 10 includes a lens 100 , a housing 200 , an image sensor 300 , an image sensor holder 400 , and a motor 500 . The lens 100 is fixedly connected to the casing 200, and the image sensor 300, the image sensor holder 400, and the motor 500 are disposed in the casing 200. In the embodiment, the imaging device 10 is a camera.
所述機殼200包括前蓋210以及底蓋220,所述鏡頭100固定在所述前蓋210之外側面上。所述前蓋210之內側面上形成有多個第一導孔211。在所述前蓋210底側形成有連接部212,在所述連接部212上形成有第一螺孔2121。在本實施方式中,在所述前蓋210底側延伸出兩個連接部212。所述底蓋220包括兩個側壁221,一底壁222以及一電機固定座223。所述底壁222上形成有第二螺孔2221,所述第二螺孔2221與所述前蓋201連接部212上之第一螺孔2121相對應,從而籍由螺釘可以將所述前蓋210固定在所述底蓋220上。所述電機固定座223設置在所述底壁 222上,所述電機固定座223上形成有一開口2231,所述開口2231用於容置所述電機500。在所述開口2231兩側之電機固定座223上分別形成有第三螺孔2232,在所述開口2231下方之電機固定座223上形成有第一卡勾部2233。 The casing 200 includes a front cover 210 and a bottom cover 220, and the lens 100 is fixed on an outer side surface of the front cover 210. A plurality of first guiding holes 211 are formed on the inner side surface of the front cover 210. A connecting portion 212 is formed on a bottom side of the front cover 210, and a first screw hole 2121 is formed in the connecting portion 212. In the present embodiment, two connecting portions 212 are extended on the bottom side of the front cover 210. The bottom cover 220 includes two side walls 221, a bottom wall 222 and a motor mount 223. A second screw hole 2221 is formed on the bottom wall 222, and the second screw hole 2221 corresponds to the first screw hole 2121 on the connecting portion 212 of the front cover 201, so that the front cover can be screwed by screws 210 is fixed to the bottom cover 220. The motor mount 223 is disposed on the bottom wall 222, an opening 2231 is formed in the motor mount 223, and the opening 2231 is for receiving the motor 500. A third screw hole 2232 is formed in each of the motor fixing bases 223 on both sides of the opening 2231, and a first hook portion 2233 is formed on the motor fixing seat 223 below the opening 2231.
所述影像感測器300固定在所述影像感測器座400上,所述影像感測器座400上與所述多個第一導孔211相對應之位置處形成有多個第二導孔410。所述影像感測器座400與所述前蓋210籍由多個導桿600連接,所述導桿600穿過所述第二導孔410後,其一端***在所述第一導孔211中,另一端抵接在所述電機固定座221上。所述多個導桿600之方向與所述鏡頭100之光軸方向平行,從而所述影像感測器座400可相對所述前蓋210在所述導桿600上沿所述鏡頭100之光軸方向滑動。所述影像感測器座400上與所述第一卡勾部2233相對應位置處形成有第二卡勾部420,所述第一卡勾部2233與所述第二卡勾部420籍由一彈簧700連接,所述彈簧700給予所述影像感測器座400一拉力,使所述影像感測器座400能夠沿遠離所述鏡頭100方向滑動。 The image sensor 300 is fixed on the image sensor base 400. A plurality of second guides are formed on the image sensor base 400 at positions corresponding to the plurality of first guide holes 211. Hole 410. The image sensor holder 400 is connected to the front cover 210 by a plurality of guiding rods 600. After the guiding rod 600 passes through the second guiding hole 410, one end of the guiding rod 600 is inserted into the first guiding hole 211. The other end abuts on the motor mount 221 . The direction of the plurality of guiding rods 600 is parallel to the optical axis direction of the lens 100, so that the image sensor holder 400 can be along the light of the lens 100 on the guiding rod 600 with respect to the front cover 210 Slide in the direction of the axis. A second hook portion 420 is formed on the image sensor base 400 at a position corresponding to the first hook portion 2233, and the first hook portion 2233 and the second hook portion 420 are used by A spring 700 is coupled, and the spring 700 applies a pulling force to the image sensor holder 400 to enable the image sensor holder 400 to slide away from the lens 100.
所述電機500包括電機本體510以及驅動軸520,所述驅動軸520相對於所述電機本體510可以做線性移動。所述電機500設置在所述電機固定座223之開口2231中,籍由螺釘以及所述第三螺孔2232可以將所述電機500固定在所述電機固定座223上。所述驅動軸520抵接在所述影像感測器座400上,啟動所述電機500,所述驅動軸520能夠 給予所述影像感測器座400一驅動力,使所述影像感測器座400朝向所述鏡頭100方向滑動。在本實施方式中,所述電機500為步進馬達。 The motor 500 includes a motor body 510 and a drive shaft 520 that is linearly movable relative to the motor body 510. The motor 500 is disposed in the opening 2231 of the motor mount 223, and the motor 500 can be fixed to the motor mount 223 by screws and the third screw hole 2232. The driving shaft 520 abuts on the image sensor base 400 to activate the motor 500, and the driving shaft 520 can The image sensor holder 400 is given a driving force to slide the image sensor holder 400 toward the lens 100. In the present embodiment, the motor 500 is a stepping motor.
請參閱圖2,當對所述攝像裝置10進行後焦距調整時,啟動所述電機500,所述電機500之驅動軸520驅動所述影像感測器座400向所述鏡頭100方向滑動,當所述驅動軸520向後移動時,所述影像感測器座400依靠所述彈簧700之拉力,向遠離所述鏡頭100方向滑動,籍由電機500以及彈簧700可驅動所述影像感測器座400在所述鏡頭100之光軸方向上滑動,從而驅動固定在影像感測器座400上之影像感測器300滑動,使所述鏡頭100能夠聚焦在所述影像感測器300上,實現所述攝像裝置10之後焦距調整。 Referring to FIG. 2, when the back focus adjustment is performed on the camera device 10, the motor 500 is started, and the driving shaft 520 of the motor 500 drives the image sensor holder 400 to slide toward the lens 100. When the driving shaft 520 moves backward, the image sensor holder 400 slides away from the lens 100 by the pulling force of the spring 700, and the image sensor holder can be driven by the motor 500 and the spring 700. The image sensor 300 is slid in the optical axis direction of the lens 100 to drive the image sensor 300 fixed on the image sensor base 400 to be slid, so that the lens 100 can be focused on the image sensor 300. The camera device 10 is then adjusted in focus.
本發明提供之攝像裝置籍由電機以及彈簧驅動影像感測器移動,使所述攝像裝置之鏡頭能夠聚焦在所述影像感測器上,從而實現所述攝像裝置之後焦距調整,驅動結構簡單。 The camera device provided by the invention is driven by the motor and the spring to drive the image sensor, so that the lens of the camera device can be focused on the image sensor, thereby realizing the focal length adjustment of the camera device, and the driving structure is simple.
另外,本領域技術人員還可在本發明精神內做其他變化,當然,這些依據本發明精神所做之變化,都應包含在本發明所要求保護之範圍之內。 In addition, those skilled in the art can make other changes in the spirit of the present invention. Of course, the changes made in accordance with the spirit of the present invention should be included in the scope of the present invention.
100‧‧‧鏡頭 100‧‧‧ lens
200‧‧‧機殼 200‧‧‧Chassis
300‧‧‧影像感測器 300‧‧‧Image Sensor
400‧‧‧影像感測器座 400‧‧‧Image sensor holder
500‧‧‧電機 500‧‧‧ motor
600‧‧‧導桿 600‧‧‧guides
700‧‧‧彈簧 700‧‧‧ Spring
210‧‧‧前蓋 210‧‧‧ front cover
220‧‧‧底蓋 220‧‧‧ bottom cover
410‧‧‧第二導孔 410‧‧‧Second guide hole
510‧‧‧電機本體 510‧‧‧ motor body
520‧‧‧驅動軸 520‧‧‧Drive shaft
10‧‧‧攝像裝置 10‧‧‧ camera
圖1係本發明實施方式提供之攝像裝置***圖。 FIG. 1 is an exploded view of an image pickup apparatus according to an embodiment of the present invention.
圖2係本發明實施方式提供之攝像裝置組裝圖。 FIG. 2 is an assembled view of an image pickup apparatus according to an embodiment of the present invention.
10‧‧‧攝像裝置 10‧‧‧ camera
100‧‧‧鏡頭 100‧‧‧ lens
300‧‧‧影像感測器 300‧‧‧Image Sensor
200‧‧‧機殼 200‧‧‧Chassis
500‧‧‧電機 500‧‧‧ motor
400‧‧‧影像感測器座 400‧‧‧Image sensor holder
700‧‧‧彈簧 700‧‧‧ Spring
600‧‧‧導桿 600‧‧‧guides
220‧‧‧底蓋 220‧‧‧ bottom cover
210‧‧‧前蓋 210‧‧‧ front cover
212‧‧‧連接部 212‧‧‧Connecting Department
211‧‧‧第一導孔 211‧‧‧First guide hole
221‧‧‧側壁 221‧‧‧ side wall
2121‧‧‧第一螺孔 2121‧‧‧First screw hole
223‧‧‧電機固定座 223‧‧‧Motor mount
222‧‧‧底壁 222‧‧‧ bottom wall
2231‧‧‧開口 2231‧‧‧ openings
2221‧‧‧第二螺孔 2221‧‧‧Second screw hole
2233‧‧‧第一卡勾部 2233‧‧‧First hook
2232‧‧‧第三螺孔 2232‧‧‧ Third screw hole
420‧‧‧第二卡勾部 420‧‧‧Second card hook
410‧‧‧第二導孔 410‧‧‧Second guide hole
520‧‧‧驅動軸 520‧‧‧Drive shaft
510‧‧‧電機本體 510‧‧‧ motor body
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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TW98123312A TWI386043B (en) | 2009-07-10 | 2009-07-10 | Image capturing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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TW98123312A TWI386043B (en) | 2009-07-10 | 2009-07-10 | Image capturing device |
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Publication Number | Publication Date |
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TW201103318A TW201103318A (en) | 2011-01-16 |
TWI386043B true TWI386043B (en) | 2013-02-11 |
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TW98123312A TWI386043B (en) | 2009-07-10 | 2009-07-10 | Image capturing device |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6670986B1 (en) * | 1998-09-10 | 2003-12-30 | Creo Il. Ltd. | Apparatus for orthogonal movement of a CCD sensor and a method of light sampling therewith |
TWM288938U (en) * | 2005-08-01 | 2006-03-21 | Foxsemicon Integrated Tech Inc | A focalizeing equipment |
TWM308428U (en) * | 2006-08-04 | 2007-03-21 | Premier Image Technology Corp | Lens structure with a stable auto focus function |
TW200831972A (en) * | 2006-12-14 | 2008-08-01 | Fujifilm Corp | Method, device and program for adjusting decentration of lens optical system |
-
2009
- 2009-07-10 TW TW98123312A patent/TWI386043B/en not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6670986B1 (en) * | 1998-09-10 | 2003-12-30 | Creo Il. Ltd. | Apparatus for orthogonal movement of a CCD sensor and a method of light sampling therewith |
TWM288938U (en) * | 2005-08-01 | 2006-03-21 | Foxsemicon Integrated Tech Inc | A focalizeing equipment |
TWM308428U (en) * | 2006-08-04 | 2007-03-21 | Premier Image Technology Corp | Lens structure with a stable auto focus function |
TW200831972A (en) * | 2006-12-14 | 2008-08-01 | Fujifilm Corp | Method, device and program for adjusting decentration of lens optical system |
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TW201103318A (en) | 2011-01-16 |
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