CN109274889B - Reset stop device for camera - Google Patents
Reset stop device for camera Download PDFInfo
- Publication number
- CN109274889B CN109274889B CN201811224132.7A CN201811224132A CN109274889B CN 109274889 B CN109274889 B CN 109274889B CN 201811224132 A CN201811224132 A CN 201811224132A CN 109274889 B CN109274889 B CN 109274889B
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- China
- Prior art keywords
- motor
- lead screw
- stop piece
- stop
- fixing frame
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
- H04N23/685—Vibration or motion blur correction performed by mechanical compensation
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
Long focal length large zoom cameras have been widely used. When no wind exists and no anti-shake is needed, the camera stops at a random position, so that the monitoring position deviates. The invention provides a camera reset stop device which comprises a motor bracket and a fixing frame. The motor support is installed on the fixing frame, the cross section of the motor support is U-shaped, two guide shafts are arranged between two side plates of the motor support, a round hole is formed in the middle of one side of the motor support and used for penetrating through a lead screw of the motor, a lead screw nut is installed on the motor support through the guide shafts and the lead screw and is further fixed with a first stop piece, two V-shaped grooves of the first stop piece are symmetrically arranged on two sides of the lead screw, an opening of each V-shaped groove points to the motor, a second stop piece matched with the first stop piece is arranged on the fixing frame, and the positions of the two V-shaped groove plates on the second stop piece are opposite to the positions of the first V. The second stop member is provided with a camera.
Description
Technical Field
The invention belongs to the field of monitoring cameras, and particularly relates to an anti-shake camera resetting and stopping device.
Background
At present, a long-focus large-zooming camera is widely applied in the field of video monitoring in the security industry. However, the long-focus large-zooming camera is installed at a higher position, the distance of a monitored target is far, and in windy weather, the video is blurred due to the shake of the camera, so that an anti-shake measure is required for the camera. Present anti-shake has mechanical anti-shake and electronic anti-shake, and wherein mechanical anti-shake needs to use 2 ~ 3 anti-shake motors to the camera suspension. When no wind and no anti-shake is needed, the position of the camera stops at a random position, so that the monitoring position deviates, and the monitoring effect is poor.
Disclosure of Invention
Based on this, the invention provides a camera reset stop device, which adopts the following technical scheme:
the utility model provides a camera stop device that resets, including motor support and mount, motor support installs on the mount, motor support cross-section is the U type, be equipped with two guiding axles between the board of motor support both sides, motor support one side middle part position is equipped with the round hole, the round hole is used for passing the lead screw of motor, screw nut passes through guiding axle and lead screw and installs on motor support, screw nut is last still to be fixed with first retainer, two V type groove openings of first retainer are symmetrical lie in the both sides of lead screw, the directional motor of V type groove opening of first retainer, be equipped with the second retainer with first retainer matched with on the mount, fixed camera on the second retainer, the position of two V type grooves on the second retainer is relative and mutually perpendicular with the V type groove position of first retainer.
Furthermore, one side of the screw nut is provided with a stop optical coupler catch used for matching with an optical coupler to control the position of the screw nut.
Further, a linear bearing matched with the guide shaft is arranged on the screw nut, and the linear bearing and the screw nut are fixed through an elastic check ring for a shaft.
Furthermore, the height of one side of the motor support provided with the round hole is higher than that of the other side opposite to the round hole.
Furthermore, the mount is the L type, and the mount bottom is equipped with first angle adjustment motor, the side of mount, the below position of motor is equipped with second angle adjustment motor.
Compared with the prior art, the invention has the beneficial effects that: through the cooperation of the V-shaped groove plates on the first stop piece and the second stop piece, the moving part can be quickly reset, and when the locking is released, no extra resistance exists, so that the camera can be accurately positioned at the initial position.
Drawings
FIG. 1 is a bottom view structural view of a motor assembly;
FIG. 2 is a top view of the motor assembly;
FIG. 3 is a view of another perspective of the motor assembly;
FIG. 4 is a left side view of the motor assembly;
FIG. 5 is a right side view of the motor assembly;
FIG. 6 is a rear view of the motor assembly;
FIG. 7 is a schematic view of the motor assembly installation;
FIG. 8 is a schematic view of the motor assembly installation with the locking member on the motor bracket removed;
fig. 9 is a schematic view of another view of the motor assembly installation.
The device comprises a motor support-1, a stepping motor-2, a screw nut-3, a first stop piece-4, a linear bearing-5, a stop guide shaft-6, a flange bearing-7, a cross groove flat spring pad combination screw-8, a stop optical coupler baffle-9, a countersunk screw-10, a guide shaft sheath-11, a shaft elastic retainer ring-12, a second angle adjusting motor-13, a first angle adjusting motor-14, a second stop piece-15 and a fixing frame-16.
Detailed Description
As shown in fig. 1 to 9, the camera locking device in this embodiment includes a motor bracket 1 and a fixing frame 16, the motor bracket 1 is mounted on the fixing frame 16, the cross section of the motor bracket 1 is U-shaped, two guide shafts 6 are disposed between two side plates of the motor bracket 1, the guide shafts 6 are provided with guide shaft sheaths 11, the guide shafts 6 are fixed on the motor bracket 1 by cross-slot flat spring pad combination screws 8, the stepping motor 2 is fixed on the motor bracket 1 by countersunk head screws 10, a circular hole is disposed in the middle of one side of the motor bracket 1 and used for passing through a lead screw of the stepping motor 2, the tail end of the lead screw, a flange bearing 7 is disposed on a side plate of the motor bracket 1, a lead screw nut 3 is mounted on the motor bracket 1 by the guide shafts 6 and the lead screw, a first locking member 4 is further fixed on the lead screw nut 3, two locking V-shaped grooves of, the opening of the V-shaped groove points to the motor, the second stop piece 15 is provided with a V-shaped groove matched with the V-shaped groove of the first stop piece 4, and the position of the V-shaped groove on the second stop piece 15 is perpendicular to the position of the V-shaped groove of the first stop piece 4. And a stop optocoupler baffle 9 is arranged on one side of the screw nut 3 and used for feeding back the position of the screw nut. The cross section of screw nut 3 is the type of protruding font, is equipped with the linear bearing 5 with guiding axle 6 matched with on screw nut 3, is equipped with axle circlip 12 between linear bearing 5 and the screw nut 3, and wherein screw nut 3 is close to guiding axle sheath 11 and keeps away from the both sides of guiding axle sheath 11 and respectively is equipped with an axle circlip 12 and linear bearing 5. The fixing frame 16 is further provided with a first angle adjusting motor 14 and a second angle adjusting motor 13, and the angle adjusting motors are used for mechanical anti-shaking. The second stopper 15 is fixed to the second angle adjusting motor 13.
Under the drive of the stepping motor 2, along with the reciprocating motion of the screw rod, the V-shaped groove plate of the first retainer 4 can push the second retainer 15, so that the lens carried on the second retainer 15 is driven to be automatically aligned, and when the roots of the two V-shaped grooves are mutually clamped, the lens returns to the initial position, and the purpose of adjusting the position is achieved.
The technical principles of the present invention have been described above in connection with specific embodiments, and these descriptions are only for the purpose of explaining the technical principles of the present invention and should not be construed as limiting the scope of the present invention in any way. Based on this explanation, a person skilled in the art will conceive of other embodiments of the invention that fall within the scope of the invention without inventive efforts.
Claims (5)
1. A camera reset stop device is characterized by comprising a motor support and a fixing frame, wherein the motor support is arranged on the fixing frame, the cross section of the motor support is U-shaped, two guide shafts are arranged between two side plates of the motor support, a round hole is formed in the middle of one side of the motor support and used for allowing a lead screw of a motor to pass through is formed in the round hole, a lead screw nut is arranged on the motor support through the guide shafts and the lead screw, a first stop piece is further fixed on the lead screw nut, two V-shaped grooves of the first stop piece are symmetrically arranged on two sides of the lead screw, the opening of each V-shaped groove points to the motor, a second stop piece matched with the first stop piece is arranged on the fixing frame, the positions of the two V-shaped groove plates on the second stop piece are opposite to and mutually;
the motor is arranged on the motor bracket and used for driving the screw rod to reciprocate; the V-shaped groove plate of the first stop piece is used for pushing the second stop piece, so that the lens carried on the second stop piece is driven to be automatically aligned, and when the roots of the two V-shaped grooves are mutually clamped, the lens returns to the initial position.
2. The camera reset stop device of claim 1, wherein a stop optical coupler stop is mounted on one side of the screw nut and used for controlling the position of the screw nut by matching with the optical coupler.
3. The camera reset stop device according to claim 2, wherein the lead screw nut has a convex cross-section, the lead screw nut is provided with a linear bearing engaged with the guide shaft, and the linear bearing and the lead screw nut are fixed by a shaft circlip.
4. The camera reset stop device of claim 1, wherein the motor bracket is provided with a round hole at one side higher than the other side opposite to the round hole.
5. The camera reset stop device of claim 1, wherein the fixing frame is L-shaped, a first angle adjustment motor is provided at the bottom of the fixing frame, a second angle adjustment motor is provided at a side surface of the fixing frame and a lower position of the motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811224132.7A CN109274889B (en) | 2018-10-19 | 2018-10-19 | Reset stop device for camera |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811224132.7A CN109274889B (en) | 2018-10-19 | 2018-10-19 | Reset stop device for camera |
Publications (2)
Publication Number | Publication Date |
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CN109274889A CN109274889A (en) | 2019-01-25 |
CN109274889B true CN109274889B (en) | 2021-02-19 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811224132.7A Active CN109274889B (en) | 2018-10-19 | 2018-10-19 | Reset stop device for camera |
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CN (1) | CN109274889B (en) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7531773B2 (en) * | 2005-09-08 | 2009-05-12 | Flextronics Ap, Llc | Auto-focus and zoom module having a lead screw with its rotation results in translation of an optics group |
CN201646005U (en) * | 2010-03-18 | 2010-11-24 | 西北工业大学 | Changeable fixture used for labor marking cutter encoding |
JP2013050648A (en) * | 2011-08-31 | 2013-03-14 | Nidec Copal Corp | Lens drive device |
CN202631828U (en) * | 2011-11-30 | 2012-12-26 | 彭朝曦 | Lens adjusting ring |
CN104808310B (en) * | 2014-01-26 | 2017-01-25 | 昆山富利瑞电子科技有限公司 | Double-lens focusing automatic adjusting device |
CN204374503U (en) * | 2015-01-27 | 2015-06-03 | 李育涛 | Automatic focusing mechanism |
CN206855317U (en) * | 2017-06-19 | 2018-01-09 | 昆山思柯马自动化设备有限公司 | A kind of fixture clamping device on connector process line |
CN108233167A (en) * | 2018-01-10 | 2018-06-29 | 江苏正桥影像科技股份有限公司 | A kind of miniature organism intelligence structure light 3D image module LD focusing tools |
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2018
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