CN112188064A - Image pickup apparatus - Google Patents

Image pickup apparatus Download PDF

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Publication number
CN112188064A
CN112188064A CN202011066097.8A CN202011066097A CN112188064A CN 112188064 A CN112188064 A CN 112188064A CN 202011066097 A CN202011066097 A CN 202011066097A CN 112188064 A CN112188064 A CN 112188064A
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CN
China
Prior art keywords
hole
arc
adjusting
support arm
piece
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202011066097.8A
Other languages
Chinese (zh)
Other versions
CN112188064B (en
Inventor
何明松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Hikvision Digital Technology Co Ltd
Original Assignee
Hangzhou Hikvision Digital Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Hikvision Digital Technology Co Ltd filed Critical Hangzhou Hikvision Digital Technology Co Ltd
Priority to CN202011066097.8A priority Critical patent/CN112188064B/en
Publication of CN112188064A publication Critical patent/CN112188064A/en
Application granted granted Critical
Publication of CN112188064B publication Critical patent/CN112188064B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/225Television cameras ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, camcorders, webcams, camera modules specially adapted for being embedded in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/2251Constructional details
    • H04N5/2252Housings
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/225Television cameras ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, camcorders, webcams, camera modules specially adapted for being embedded in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/2251Constructional details
    • H04N5/2254Mounting of optical parts, e.g. lenses, shutters, filters or optical parts peculiar to the presence or use of an electronic image sensor

Abstract

The application provides an image pickup apparatus. The camera device comprises a shell, a lens assembly, a rotating piece, an adjusting piece, a switching fixing piece and a locking piece. The casing includes the through-hole of acceping the chamber and running through casing one side lateral wall, through-hole and acceping the chamber intercommunication. The lens assembly is disposed in the accommodating cavity. The rotating piece is rotatably arranged in the accommodating cavity and is assembled with the lens component in a matching mode, and the rotating piece comprises a connecting portion and a connecting hole arranged in the connecting portion. The adjusting piece is arranged in a rotating mode relative to the machine shell and extends into the containing cavity. The switching mounting is connected connecting portion with connect cooperation portion, make the regulating part drives rotate the piece rotation. The locking piece passes the regulating part with the casing is connected, the locking piece includes unblock state and locking state, under the unblock state, the regulating part can for the casing rotates to adjust the shooting angle of lens subassembly, under the locking state, the regulating part with the casing keeps relatively fixed.

Description

Image pickup apparatus
Technical Field
The application belongs to the technical field of camera shooting and relates to a camera shooting device.
Background
The wall-mounted camera, the ceiling-mounted camera and the like are mounted at a high position of a building, after the camera device is mounted, the shooting angle of the lens assembly needs to be adjusted to meet the requirements of image coverage or equipment parameter calibration, and the shooting angle of the lens assembly is locked after the calibration is finished.
The imaging device is provided with a locking mechanism such as a set screw to lock the angle of the lens assembly. Under the state that the set screw is unscrewed, the lens component is rotated to a required angle position, and then the set screw is screwed down, so that the lens component is fixed. However, the structure is inconvenient to operate and does not meet the operation convenience required by field debugging.
Disclosure of Invention
The present application provides an improved image pickup apparatus.
An image pickup apparatus comprising:
the shell comprises an accommodating cavity and a through hole penetrating through the side wall of one side of the shell, and the through hole is communicated with the accommodating cavity;
the lens assembly is arranged in the accommodating cavity;
the rotating piece is rotatably arranged in the accommodating cavity and is matched and assembled with the lens assembly, and the rotating piece comprises a connecting part and a connecting hole arranged in the connecting part;
the adjusting piece is arranged in a rotating mode relative to the shell and comprises an adjusting part and a connecting matching part which are connected, the adjusting part is arranged outside the shell, the connecting matching part penetrates through the through hole and extends into the accommodating cavity, and the connecting matching part comprises an adjusting hole;
the switching fixing piece is arranged in the adjusting hole and the connecting hole, and is connected with the connecting part and the connecting matching part, so that the adjusting piece drives the rotating piece to rotate;
the locking piece passes the regulating part with the casing is connected, the locking piece includes unblock state and locking state, under the unblock state, the regulating part can for the casing rotates to adjust the shooting angle of lens subassembly, under the locking state, the regulating part with the casing keeps relatively fixed.
Optionally, the through-hole includes first arc hole and second arc hole, first arc hole with second arc hole interval distribution is in same circumference, it includes first support arm and second support arm to connect cooperation portion, first support arm passes first arc hole, with connecting portion connect, the second support arm passes second arc hole, with connecting portion connect.
Optionally, the first support arm includes a first arc-shaped support arm, the second support arm includes a second arc-shaped support arm, the first arc-shaped support arm and the second arc-shaped support arm are distributed at intervals on the same circumference, and the radius of the circumference where the first arc-shaped support arm and the second arc-shaped support arm are located is equal to the radius of the circumference where the first arc-shaped hole and the second arc-shaped hole are located; and/or
The first arc-shaped hole and the second arc-shaped hole are distributed in a centrosymmetric manner by using the circle center of the circle.
Optionally, the casing includes a locking hole, the first arc-shaped hole and the second arc-shaped hole are distributed on the periphery of the locking hole, the circle center of the circumference where the first arc-shaped hole and the second arc-shaped hole are located coincides with the circle center of the locking hole, the adjusting portion includes a mounting hole, and the locking piece penetrates through the mounting hole and is connected to the inside of the locking hole.
Optionally, connecting portion include the transmission shaft, the transmission shaft is including being located the surface and respectively with self axis parallel first plane and second plane, the connecting hole is including locating first planar first connecting hole with locate the planar second connecting hole of second, the regulation hole is including locating the first regulation hole of first support arm with locate the second regulation hole of second support arm, the switching mounting includes first switching mounting and second switching mounting, first switching mounting set up in first connecting hole with first regulation hole, second switching mounting set up in the second connecting hole with the second regulation hole, first switching mounting with second switching mounting connects jointly connecting portion with connect cooperation portion.
Optionally, the transmission shaft includes a first arc surface and a second arc surface located on the outer surface, the first arc surface and the second arc surface are arranged oppositely and respectively connected to the first plane and the second plane, at least one of the first support arm and the second support arm includes an arc-shaped inner surface, and the arc-shaped inner surface covers the first arc surface and the second arc surface.
Optionally, the casing includes a groove formed in the side wall, the through hole is formed in the groove, and the adjusting portion is accommodated in the groove.
Optionally, the camera device includes a cover plate, and the cover plate is assembled in the groove and is in sealing engagement with the side wall of the groove, so that the adjusting portion is packaged in the groove.
Optionally, the adjusting portion includes a damping structure, the damping structure is disposed on a side surface of the adjusting portion facing the housing, a surface roughness of the side surface of the adjusting portion facing the housing is increased by surface treatment to form the damping structure, and in a locked state, the damping structure is in contact with the housing to increase a static friction force between the adjusting portion and the housing; and/or
The adjusting part comprises an external force action structure, the external force action structure is arranged on the back of the adjusting part to one side surface of the shell, and under the unlocking state, the external force action structure supplies external force action to enable the adjusting part to rotate.
Optionally, the adjusting hole includes a kidney-shaped hole, and an extending direction of a long axis of the kidney-shaped hole is parallel to an extending direction of a rotation center line of the rotating member.
The technical scheme provided by the embodiment of the application at least comprises the following beneficial effects:
the application provides a camera device, wherein, the one end of regulating part is located outside the casing, and the other end stretches into in the casing, is connected with rotating the piece. The rotation adjusting piece can drive the rotation piece to rotate, and then the lens assembly assembled on the rotation piece is driven to rotate so as to adjust the shooting angle of the lens assembly, and the adjusting process is simple and convenient. The regulating part can be locked and unlocked through the locking piece, and during the unblock, the regulating part can rotate, and during the locking, the regulating part locks in the casing, keeps relatively fixed with the casing, and then makes the camera lens subassembly keep fixed.
Drawings
Fig. 1 is a schematic structural diagram of an image pickup apparatus according to an exemplary embodiment of the present application.
Fig. 2 is an exploded view of an image pickup apparatus according to an exemplary embodiment of the present application.
Fig. 3 is an enlarged schematic view of a structure at a in fig. 2.
Fig. 4 is a schematic structural view of a lens mount apparatus according to an exemplary embodiment of the present application after an upper surface thereof is hidden.
Fig. 5 is an enlarged structural view of a section B-B in fig. 4.
Fig. 6 is a schematic structural view of an adjustment member shown in an exemplary embodiment of the present application.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "a number" means two or more. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
As shown in fig. 1 and 2, the image pickup apparatus 200 includes a lens mount apparatus 100 and a lens assembly 60 mounted to the lens mount apparatus 100. The lens mount apparatus 100 includes: a housing 10, an adjusting member 20, a locking member 30, and a rotating member 50. The housing 10 includes a receiving cavity 10a and a through hole 101 penetrating a side wall of the housing 10, and the through hole 101 communicates with the receiving cavity 10 a. The rotatable member 50 is rotatably disposed in the accommodating cavity 10a, and is rotatably disposed relative to the housing 10, and the lens assembly 60 is assembled to the rotatable member 50. The adjusting member 20 is rotatably mounted to the housing 10 to rotate relative to the housing 10. One end of the adjusting member 20 is disposed outside the casing 10, and the other end thereof passes through the through hole 101, extends into the accommodating cavity 10a of the casing 10, and is connected to the rotating member 50.
The locking member 30 is connected to the casing 10 through the adjusting member 20, and the locking member 30 includes an unlocked state and a locked state. When the locking member 30 is in the unlocked state, the adjusting member 20 can rotate relative to the housing 10, and drives the rotating member 50 to rotate, so as to adjust the rotation angle of the rotating member 50, thereby adjusting the shooting angle of the lens assembly 60. The locking member 30 locks the adjusting member 20 to the housing 10 in a locked state, and locks the rotation angle of the rotation member 50 and the photographing angle of the lens assembly 60.
The lens assembly 60 is mounted to the rotation member 50 and rotates together with the rotation member 50. The optical axis direction of the lens assembly 60 obliquely intersects with the rotation center line of the rotation member 50, and the photographing angle of the lens assembly 60 can be adjusted by the rotation of the rotation member 50. The rotating member 50 and the housing 10 can be connected by a rotating shaft, so as to realize stepless adjustment of the shooting angle of the lens assembly 60 within a range allowed by a design angle. In an alternative embodiment, the optical axis of the lens assembly 60 is perpendicular to the rotational axis of the rotational member 50.
The adjusting member 20 is rotatably mounted to the housing 10 and connected to the rotating member 50 to drive the rotating member 50 to rotate. One end of the adjusting member 20 is rotatably connected to the housing 10, and the other end is drivingly connected to the rotating member 50, so that the rotating member 50 is driven by the adjusting member 20 to rotate synchronously. In an alternative embodiment, the center line of rotation of the adjustment member 20 coincides with the center line of rotation of the rotation member 50.
As shown in fig. 3, the rotation member 50 includes a connection portion 501 and a connection hole 52 provided in the connection portion 501. The adjusting member 20 includes an adjusting portion 21 and a connecting portion 202, the adjusting portion 21 is disposed outside the housing 10, the connecting portion 202 passes through the through hole 101 and extends into the accommodating cavity 10a, and the connecting portion 202 includes an adjusting hole 23. The switching fixing member 40 is disposed in the connecting hole 52 and the adjusting hole 23, and is used for connecting the connecting portion 501 with the connecting matching portion 202, so that the adjusting member 20 and the rotating member 50 are circumferentially kept relatively fixed, and the adjusting member 20 can drive the rotating member 50 to rotate.
The adjusting member 20 extends from the outside of the casing 10 into the casing 10 to connect with the rotating member 50, and the locking member 30 can rotate the adjusting member 20 in the unlocked state and lock the adjusting member 20 to the casing 10 in the locked state to lock the rotating angle and position of the rotating member 50. Therefore, when the locking member 30 is unlocked, the adjusting member 20 can be rotated from the outside of the housing 10 to adjust the rotation angle of the rotating member 50, so as to adjust the angle of the lens assembly 60, thereby facilitating the user to adjust the angle of the lens assembly 60 and facilitating the operation.
The adjustment member 20 may be provided with structure for cooperating with an adjustment tool. In one embodiment, the adjusting portion 21 includes an adjusting engagement structure, and the adjusting engagement structure is disposed on a side surface of the adjusting portion 21 facing away from the housing 10, and in the unlocking state, the adjusting engagement structure is used for applying an external force to rotate the adjusting member 20. In the embodiment shown in fig. 3, the adjustment engagement structure includes a notch 211, and the notch 211 may be a straight notch, a cross notch, or the like. When the adjusting member 20 is rotated, a straight screwdriver can be used to engage the straight notch, or a cross screwdriver can be used to engage the cross notch, to apply a torque to the adjusting member 20. Of course, the adjustment engagement structure is not limited to that shown in fig. 3, and other forms of adjustment engagement structures may be used, such as a hex post that may be engaged by a socket wrench to apply torque to rotate the adjustment member 20.
As shown in fig. 3 and 4, the locking member 30 is coupled to the cabinet 10 and is defined with the adjusting member 20 to be in a locked state. In the locked state, the adjusting member 20 cannot be rotated with respect to the casing 10 to lock the angle of the rotating member 50. When the locking member 30 releases the locking of the adjusting member 20 and is in the unlocked state, the adjusting member 20 can rotate relative to the casing 10 to adjust the rotation angle of the rotation member 50. In an alternative embodiment, the locking member 30 locks the angle of rotation of the adjustment member 20 by abutting an outer surface of the adjustment member 20. The locking member 30 may pass through the adjusting member 20 and be locked to the cabinet 10 to lock the rotation angle of the adjusting member 20. In another alternative embodiment, the locking member 30 is provided as a friction wheel elastically pressed against the outer peripheral wall of the adjusting member 20, and the adjusting member 20 is rotated against the friction force of the locking member 30 and maintains the rotational angle stable under the pressing force of the locking member 30.
The rotating member 50 is transitionally connected with the locking member 30 through the adjusting member 20, and the rotating member 50 rotates synchronously with the adjusting member 20. In the locked state, the locking member 30 locks the adjusting member 20 to the casing 10 to lock the angle of the rotating member 50, the locking member 30 abuts against the adjusting member 20, the adjusting member 20 abuts against the outer side of the casing 10, and the area of the adjusting member 20 abutting against the casing 10 is larger than the area of the locking member 30 abutting against the adjusting member 20. So can solve among the correlation technique locking screw direct extrusion casing 10, lead to casing 10 shape grow or cause the skew slope of lens subassembly because of the extrusion face is little, bring the problem that lens subassembly position angle precision is low, can reduce the deformation that casing 10 produced, the turned angle and the position precision of rotating 50 are high to the angle of lens subassembly 60 and the precision of position are high. The adjusting member 20 can be rotated steplessly to adjust the angle of the photographing device mounted to the lens assembly 60 of the rotating member 50 with high accuracy of angular position adjustment.
In one embodiment, the through hole 101 includes an arc hole 11, the connection matching portion 202 includes a support arm 22, the adjusting portion 21 is limited outside the housing 10, and the locking member 30 locks or unlocks the adjusting portion 21 and the housing 10. The supporting arm 22 penetrates into the casing 10 from the arc-shaped hole 11, and when the locking member 30 is in an unlocked state, the adjusting member 20 rotates along the arc-shaped hole 11, and the rotating angle of the rotating member 50 is adjusted within the arc length range of the arc-shaped hole 11. The adjusting member 20 can rotate endlessly along the arc-shaped hole 11. The adjusting portion 21 is limited outside the housing 10 and outside the housing 10, so that the user can operate the housing 10 conveniently. The arc-shaped hole 11 can limit the maximum angle of rotation of the rotating member 50, and thus can limit the maximum angle of rotation of the lens assembly 60, so that the lens of the lens assembly 60 can be always within the allowable range, and the operation is convenient for the user. The arc length of the arc-shaped aperture 11 can be designed according to the maximum angle that the lens assembly 60 is designed to allow to rotate.
As shown in fig. 5 and 6, the adjusting member 20 is connected with the arc-shaped hole 11 in an inserting fit manner, and the hole wall of the arc-shaped hole 11 defines the radial degree of freedom of the adjusting member 20, so that the rotation center line of the adjusting member 20 coincides with the axis of the arc-shaped hole 11, and the assembling position precision of the adjusting member 20 and the casing 10 is high. In this embodiment, the arc length of the arm 22 is smaller than the arc length of the arc-shaped hole 11, so that the arm 22 can rotate within the arc length of the arc-shaped hole 11. The adjusting part 20 realizes stepless angle adjustment in the adjusting range of the arc-shaped hole 11, and the angle adjusting precision is high. The arm 22 is inserted into the arc-shaped hole 11 and can rotate relative to the arc-shaped hole 11. In an alternative embodiment, the support arm 22 and the arc-shaped hole 11 have a gap in the radial direction, so as to improve the flexibility of rotation of the support arm 22 and the arc-shaped hole 11. In an alternative embodiment, the arm 22 is of an arc-shaped configuration and is coaxial with the arc-shaped hole 11, and the wall of the arc-shaped hole 11 provides support and limitation for the arm 22 to improve the smoothness of the rotation of the adjusting member 20. In an alternative embodiment, the adjustment portion 21 is provided with an adjustment groove or an adjustment rib to facilitate the forced driving of the adjustment portion 21.
The adjusting portion 21 is connected to the arm 22 and is defined outside the housing 10 for a user's convenience in operation to adjust the rotation angle of the rotation member 50. The adjustment portion 21 is defined outside the casing 10 and cooperates with the locking member 30 to be in a locked or unlocked state and perform a visual operation.
In an alternative embodiment, the support arm 22 includes a first support arm 221 and a second support arm 222, and the first support arm 221 and the second support arm 222 are connected to the adjusting portion 21. The arc-shaped hole 11 includes a first arc-shaped hole 111 and a second arc-shaped hole 112 disposed in the housing 10, and the first supporting arm 221 extends into the housing 10 from the first arc-shaped hole 111, is connected to the rotating member 50, and can rotate along the first arc-shaped hole 111 when the locking member 30 is in an unlocked state. The second arm 222 extends into the housing 10 from the second arc hole 112, is connected to the rotating member 50, and can rotate along the second arc hole 112 when the locking member 30 is in the unlocked state.
The first arm 221 and the second arm 222 are disposed at an interval on the adjusting portion 21 to form a cantilever structure. The first arm 221 is defined in the first arc hole 111, the second arm 222 is defined in the second arc hole 112 to keep the position where the adjusting member 20 is engaged with the casing 10 stable, and the extending directions of the first arm 221 and the second arm 222 are determined. In an alternative embodiment, the cross-section of the first arm 221 and the second arm 222 is a fan-shaped structure, which has high structural strength and good shape stability.
The adjusting portion 21 defines the depth of the first arm 221 and the second arm 222 inserted into the housing 10, and the insertion depth is stable. And, the first arm 221 and the second arm 222 rotate synchronously with respect to the housing 10 when the locking member 30 is in the locking state, so as to realize multi-point support and limitation of the adjusting member 20, and the rotation is smooth. The first support arm 221 and the second support arm 222 are inserted into the housing 10 and connected to the rotating member 50, so that the rotating member 50 is in transmission connection with the first support arm 221 and/or the second support arm 222, and the rotating member 50 rotates smoothly. In an optional embodiment, the first arm 221 and the second arm 222 are symmetrically disposed on the adjusting portion 21, so that when the adjusting member 20 is connected to the rotating member 50, the rotating member 50 is stressed in a balanced manner, and the rotating stability is good.
The surfaces of the first arm 221 and the second arm 222 self-adjusting portions 21 are arc-shaped plate-like projections, forming a cantilever structure. In an alternative embodiment, the outer side surface of the first arm 221 and/or the second arm 222 is flush with the circumferential side wall of the adjusting portion 21, so that the surfaces of the adjusting portion 21, the first arm 221 and the second arm 222 are flush, the processing is convenient, and the appearance is beautiful. Wherein the outer side surface is a surface of the first arm 221 and the second arm 222 facing away from each other.
In another embodiment, the adjusting portion 21 extends beyond the outer surfaces of the first arm 221 and the second arm 222 and covers the first arc-shaped hole 111 and the second arc-shaped hole 112. The first arm 221 and the second arm 222 are disposed at an interval in the adjustment portion 21, and a step is provided between outer sidewalls of the first arm 221 and the second arm 222 and a circumferential sidewall of the adjustment portion 21. The support arm 22 is inserted into the arc hole 11 until the adjusting portion 21 abuts against the casing 10, and the adjusting portion 21 can shield the first arc hole 111 and the second arc hole 112 so as to avoid the external direct observation of the first arc hole 111 and the second arc hole 112, so that the whole appearance is attractive, and the internal environment of the casing 10 is stable.
In one embodiment, the first arc-shaped hole 111 and the second arc-shaped hole 112 are distributed at intervals on the same circumference, and the support arm 22 includes a first support arm 221 and a second support arm 222, wherein the first support arm 221 passes through the first arc-shaped hole 111 to be connected with the connection portion 501, and the second support arm 222 passes through the second arc-shaped hole 112 to be connected with the connection portion 501. The adjusting member 20 is connected to the rotating member 50 through the first arm 221 and the second arm 222, respectively, so that the connection position between the two is improved, and the connection is more reliable. In addition, when the adjusting member 20 rotates, the first arm 221 slides along the first arc-shaped hole 111, and the second arm 222 slides along the second arc-shaped hole 112, so that the rotating smoothness of the adjusting member 20 is improved.
In this embodiment, the first support arm 221 includes a first arc-shaped support arm, the second support arm 222 includes a second arc-shaped support arm, the first arc-shaped support arm and the second arc-shaped support arm are distributed at an interval on the same circumference, and the radius of the circumference where the first arc-shaped support arm and the second arc-shaped support arm are located is equal to the radius of the circumference where the first arc-shaped hole 111 and the second arc-shaped hole 112 are located. Thus, the first arm 221 is matched with the first arc-shaped hole 111 through the shape, and the second arm 222 is matched with the second arc-shaped hole 112 through the shape, so that the rotating stability of the adjusting part 20 is further improved.
The first arc-shaped hole 111 and the second arc-shaped hole 112 can be arranged to be distributed in a central symmetry manner around the center of the circle. Correspondingly, the first arm 221 and the second arm 222 are arranged in a central symmetry manner around the center of the circle. Therefore, the two connecting parts of the adjusting part 20 and the rotating part 50 are symmetrically arranged, so that the acting force transmitted to the rotating part 50 through the adjusting part 20 is more balanced, and the rotating part 50 rotates more stably.
As shown in fig. 3 and 4, in an embodiment, the housing 10 includes a locking hole 113 spaced apart from the arc hole 11, and the adjusting portion 21 is provided with a mounting hole 24 therethrough. The arm 22 is inserted into the arc hole 11, and the adjusting portion 21 abuts against the housing 10 so that the mounting hole 24 is coaxial with the locking hole 113. The locking member 30 passes through the mounting hole 24 and is lockingly coupled with the locking hole 113 to lockingly couple the adjusting member 20 to the cabinet 10. In an alternative embodiment, the axis of the mounting hole 24 coincides with the axis of the arc-shaped hole 11, so that the locking member 30 locks the adjusting member 20 in the axial direction to achieve stepless adjustment.
In a specific embodiment, the first arc-shaped hole 111 and the second arc-shaped hole 112 are distributed on the periphery of the locking hole 113, and the circle center of the circumference of the first arc-shaped hole 111 and the second arc-shaped hole 112 coincides with the circle center of the locking hole 113. Thus, the adjusting member 20 can be rotated around the center of the locking hole 113, and the locking member 30 also has a positioning function to center the rotation center of the adjusting member 20 with the center of the locking hole 113.
As shown in fig. 2 and 3, the casing 10 includes a groove 12 formed in the side wall and recessed from the outer surface of the side wall, and a cover plate 70 matching with the groove 12, wherein the arc-shaped hole 11 is formed in the groove 12, specifically, in the bottom wall of the groove 12. One ends of the regulating portion 21 and the locking member 30 of the regulating member 20 are located in the groove 12. The adjusting portion 21 is accommodated in the groove 12, so that the appearance of the camera device 200 is relatively simple. The cover plate 70 is assembled in the groove 12 and is in sealing engagement with the side wall of the groove 12, so as to enclose the regulating part 21 in the groove 12. The cover plate covers the groove 12 to cover the adjusting part 21 and the locking piece 30, so that the foreign matters can be prevented from entering and breaking down, and the decorative effect is achieved.
The casing 10 is provided with a groove 12 to receive a part of the adjusting member 20 and the locking member 30. The arc hole 11 is located at the inner wall of the groove 12, and the arm 22 is inserted along the arc hole 11 until the adjusting portion 21 abuts against the inner wall of the groove 12, so as to reduce the height of the adjusting member 20 protruding out of the surface of the housing 10. In an alternative embodiment, the height of the adjustment portion 21 protruding from the groove wall is less than the depth of the groove 12, so that the adjustment portion 21 is entirely within the groove 12. The cover plate 70 covers the groove 12 to keep the surface of the casing 10 smooth, and has high appearance and good concealment. Moreover, the cover plate 70 closes the opening of the groove 12, i.e. the arc-shaped hole 11 can be closed, so as to prevent external moisture from entering the casing 10 along the arc-shaped hole 11, and keep the stability of the internal working environment of the casing 10. In an optional embodiment, the cover plate 70 abuts against the end surface of the adjusting portion 21 and/or the locking member 30 to prevent the adjusting portion 21 and the locking member 30 from loosening, so that the limiting effect is good. The cover plate 70 is made of an elastic material, for example, the cover plate 70 is made of a rubber material, so as to facilitate disassembly and assembly.
As shown in fig. 3 and 5, the adjusting portion 21 defines a plug-fit depth between the adjusting piece 20 and the housing 10, and the adjusting portion 21 is rotatable with respect to the housing 10 to adjust a rotation angle of the rotating piece 50. In an embodiment, a damping structure 25 is disposed between the adjusting portion 21 and the housing 10, and the locking member 30 presses against the adjusting portion 21 in the locking state, so that the damping structure 25 presses against the housing 10 to lock the rotation angle of the rotating member 50.
The damping structure 25 can increase a frictional force of relative rotation between the adjusting part 21 and the housing 10 to prevent the adjusting piece 20 from rotating relative to the housing 10 in a locked state, thereby improving stability of the rotational angle locking of the rotating piece 50. In addition, when the acting force between the adjusting part 20 and the casing 10 is smaller than the locking pressure and the two are not completely separated, the damping structure 25 can improve the feeling when the adjusting part 20 rotates the rotation angle of the adjusting rotation part 50.
In an alternative embodiment, the damping structure 25 is disposed at least on a surface of the adjusting portion 21 facing the casing 10. The surface roughness of the surface of the adjusting part 21 facing the side of the casing 10 may be increased by surface treatment to form the damping structure 25. In the locked state, the damping structure 25 contacts the housing 10, so that the static friction between the adjusting portion 21 and the housing 10 is increased, and the adjusting portion 21 is prevented from loosening to play a role in preventing loosening. In an alternative embodiment, the damping structure 25 includes a friction surface provided on at least one of the adjusting portion 21 and the casing 10. The friction surface has a large friction coefficient, and when the adjustment portion 21 rotates relative to the housing 10, the friction surface can increase the resistance force applied when the adjustment portion 21 rotates, thereby improving the stability of the locking member 30. For example, the adjustment portion 21 may be provided with a friction surface having a large friction coefficient, such as a friction pattern or an undulating pattern, on the surface of the projecting side of the arm 22. Or the surface of the casing 10 is provided with a friction surface with large friction coefficient, such as a grinding pattern, an undulating pattern and the like, and the arc-shaped hole 11 is positioned in the friction surface range. In some embodiments, the damping structure 25 is disposed on a surface of the adjusting portion 21 facing the housing 10, and is integrated with the adjusting portion 21. The damping structure 25 may be a friction surface formed on a surface of the adjustment portion 21 facing the casing 10. Therefore, the adjusting and locking part structure is integrated, the structure is simple, the number of parts is small, and the assembly is simplified.
In another optional embodiment, the damping structure 25 includes a damping member disposed between the adjusting portion 21 and the casing 10, and the damping member is elastically abutted between the casing 10 and the adjusting portion 21. The damper is located at a portion where the adjusting portion 21 and the casing 10 relatively rotate to increase a rotational resistance between the casing 10 and the adjusting portion 21. For example, the damping member is a rubber ring sleeved on the supporting arm 22, and the rubber ring is elastically deformed under the pressing force of the casing 10 and the adjusting portion 21.
As shown in fig. 2 and 3, in an embodiment, the housing 10 includes a first side surface 13 and a second side surface 14 intersecting the first side surface 13, the arc-shaped hole 11 is disposed on the first side surface 13, the adjusting element 20 extends into the housing 10 from the first side surface 13, and the rotating shaft directions of the adjusting element 20 and the rotating element 50 intersect the first side surface 13. The second side surface 14 faces the lens of the lens assembly 60, the axial direction of the lens assembly 60 intersects with the second side surface 14, and the second side surface 14 is provided with an abdicating hole 141 for abdicating the lens of the lens assembly 60. When the adjusting member 20 and the rotating member 50 rotate, the angle of the lens is adjusted within the range of the receding hole 141. The arc-shaped hole 11 is designed to change the angle of the lens assembly 60 within the range of the yielding hole 141, so as to avoid the situation that the lens assembly exceeds the yielding hole and cannot shoot the device, thereby facilitating the operation of the user. The arc length of the arc-shaped hole 11 can be designed according to the size of the abdicating hole 141. The relief hole 141 may be provided with a transparent protective plate, such as a protective glass, to protect the lens assembly 60 and allow light to pass therethrough to be received by the lens.
The second side surface 14 is located axially forward of the lens assembly 60, and the lens assembly 60 is mounted to the rotation member 50 and rotated relative to the second side surface 14 by the adjustment member 20 to adjust the relative angle between the optical axis of the lens assembly 60 and the second side surface 14. The second side 14 is provided with a relief hole 141 to allow the lens assembly 60 to be positioned close to the second side 14, improving the image quality of the device image captured by the lens assembly 60.
The adjusting member 20 is inserted into the casing 10 from the first side 13 such that the rotation axes of the adjusting member 20 and the rotating member 50 intersect at the first side 13, and the user can operate the adjusting member 20 from the first side 13 for easy operation. In an alternative embodiment, the rotation axes of the adjusting member 20 and the rotating member 50 are perpendicular to the first side surface 13 and parallel to the second side surface 14, so that the optical axis of the lens assembly 60 is located in a plane perpendicular to the second side surface 14.
In an alternative embodiment, the housing 10 includes an upper surface 17, a lower surface 16 opposite to the upper surface 17, and a third side 15 opposite to the second side 14, the first side 13 and the second side 14 extend between the upper surface 17 and the lower surface 16, and the second side 14 extends in a direction from the upper surface 17 to the lower surface 16 and approaches the third side 15.
The housing 10 forms a hollow frame structure, and the lens assembly 60 is disposed in the housing 10. The adjusting member 20 is inserted from the first side 13 and is drivingly connected to the rotating member 50 to drive the rotating member 50 to rotate. The second side surface 14 is inclined with respect to the upper surface 17, and the optical axis of the lens assembly 60 is directed toward the second side surface 14, so that the lens assembly 60 is inclined with respect to the upper surface 17. The housing 10 is installed on a top wall or a wall of a building, and the lens assembly 60 looks down the image of the photographing device through the inclined second side surface 14, so that the required adjustment angle is small and the definition is high. The casing 10 is provided with an inclined plane structure, so that the attractiveness of the whole machine can be improved.
The adjusting member 20 is movably connected to the rotating member 50 to absorb the deformation amount and the deformation force generated when the locking member 30 is locked to the housing 10. In one embodiment, the adjusting member 20 is slidably connected to the rotating member 50 in a rotating shaft direction, and the adjusting member 20 slides in the rotating shaft direction relative to the rotating member 50 when the locking member 30 is switched between the locking state and the unlocking state.
The adjusting member 20 is slidably connected to the rotating member 50 in a direction along the rotating shaft so that the adjusting member 20 can slide axially relative to the rotating member 50, the sliding direction including a direction toward or away from the lens assembly 60. The adjusting member 20 is axially slid with respect to the rotating member 50 to eliminate the amount of axial elastic deformation between the housing 10 and the adjusting member 20 when the locking member 30 is locked to the housing 10. The axial direction of the lens assembly 60 is not affected by the amount of elastic deformation, which in turn makes the lens assembly 60 not disturbed by external forces in the locked state.
In an alternative embodiment, as shown in fig. 3 and 4, the adjusting member 20 is provided with a driving hole having a driving surface, and the rotating member 50 includes a driving shaft 51 connected to the adjusting member 20. The transmission shaft 51 is connected with the transmission hole in a plugging mode, and the transmission shaft 51 is connected with the driven surface in a matching mode. The adjusting member 20 axially slides relative to the rotating member 50 and transmits a torque force to rotate the rotating member 50.
In another alternative embodiment, the adjusting hole 23 is provided as a kidney-shaped hole, and the long axis of the kidney-shaped hole extends in a direction parallel to the direction in which the center line of rotation of the rotating member 50 extends. The connecting portion 501 includes a transmission shaft 51, and a connecting hole 52 is provided in the transmission shaft 51. The lens mount 100 includes a switching fixing member 40 connecting the adjusting member 20 and the rotating member 50. The switching fixing member 40 penetrates through the connecting hole 52 and the adjusting hole 23 and is fixedly connected with the transmission shaft 51. The coupling holes 52 may be screw holes, and the adaptor fixture 40 may be screws. The adapter fixing member 40 can move in the waist-shaped hole along the rotating shaft direction, so as to adjust the deviation of the lens assembly 60 in the axial direction and improve the accuracy of the lens assembly 60 in the axial installation position.
The adjusting member 20 is connected with and driven by the transmission shaft 51 through the adaptor fixing member 40, and the adjusting member 20 transmits torque force to the transmission shaft 51 through the adaptor fixing member 40, so that the rotating member 50 is driven to rotate by the adjusting member 20. The adjustment hole 23 is not limited to a kidney-shaped hole, and may be configured as a long-hole structure such as a rectangular hole. The adaptor fixture 40 can move along the length direction of the adjusting hole 23 to eliminate the amount of axial elastic deformation between the casing 10 and the adjusting member 20 when the locking member 30 is locked to the casing 10. Alternatively, the adaptor fixture 40 is provided as an adjustment post or an adjustment screw fixed in a radial direction of the transmission shaft 51.
In a specific embodiment, the transmission shaft 51 includes a first plane 51a and a second plane (not shown) on the outer surface and parallel to the axes thereof, and the connection hole 52 includes a first connection hole 52a disposed on the first plane and a second connection hole disposed on the second plane. The adjusting hole 23 includes a first adjusting hole 23a provided in the first arm 221 and a second adjusting hole 23b provided in the second arm 222. The switching fixing member 40 includes a first switching fixing member 401 and a second switching fixing member 402, the first switching fixing member 401 is disposed in the first connection hole 501a and the first adjustment hole 23a, the second switching fixing member 402 is disposed in the second connection hole and the second adjustment hole 23b, and the first switching fixing member 401 and the second switching fixing member 402 jointly connect the connection portion 501 and the connection matching portion 202.
The free ends of the first arm 221 and the second arm 222 are provided with long-hole-shaped adjusting holes 23, and the transmission shaft 51 is inserted into the clamping space between the first arm 221 and the second arm 222. The adaptor fixture 40 passes through the adjustment hole 23 and is connected to the transmission shaft 51 to connect the adjustment member 20 with the rotation member 50. The outer diameter of the adapter fixing member 40 is limited on the two opposite walls of the adjusting hole 23, so that the adjusting member 20 and the rotating member 50 rotate synchronously with good consistency.
The transmission shaft 51 includes a first arc surface 51b and a second arc surface 51c located on the outer surface, the first arc surface 51b and the second arc surface (not shown) are disposed opposite to each other and respectively connected to the first plane 51a and the second plane, and at least one of the first arm 221 and the second arm 222 includes an arc inner surface, and the arc inner surface covers the first arc surface 51b and the second arc surface. The arc-shaped inner surfaces of the first support arm 221 and/or the second support arm 222 can be respectively matched with the first arc-shaped surface 51b and the second arc-shaped surface, so that the coaxiality of the adjusting piece 20 and the rotating piece 50 during installation is improved, and the alignment of the rotating center of the adjusting piece 20 and the rotating center of the rotating piece 50 is improved.
As shown in fig. 1 and 2, the lens mount apparatus 100 disclosed in the above embodiment is applied to an image pickup apparatus 200 to realize stepless adjustment of the angle of the image pickup apparatus by the lens assembly 60 in the image pickup apparatus, thereby improving the adjustment accuracy. In one embodiment, the camera device 200 includes a lens assembly 60 and the lens mounting device 100 as disclosed in the above embodiments, wherein the lens assembly 60 is mounted on the rotation member 50.
The lens assembly 60 is mounted to the rotation member 50 and rotates together with the rotation member 50. The adjusting member 20 passes through the housing 10 and is movably connected with the rotating member 50, and the locking member 30 is connected with the locking adjusting member 20 to limit the shooting angle of the lens assembly 60, so that the lens assembly 60 is prevented from being interfered by external force, and the angle adjusting precision is high. The adjusting ends of the locking member 30 and the adjusting member 20 are both located outside the casing 10, and the adjustment is convenient.
In an alternative embodiment, the camera device 200 is provided with two or more lens assemblies 60, the lens assemblies 60 correspond to different sides of the housing 10, and each lens assembly 60 is independently adjusted through the corresponding locking member 30 and the corresponding adjusting member 20, so that the adjustment is convenient.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (10)

1. An image pickup apparatus, comprising:
the shell comprises an accommodating cavity and a through hole penetrating through the side wall of one side of the shell, and the through hole is communicated with the accommodating cavity;
the lens assembly is arranged in the accommodating cavity;
the rotating piece is rotatably arranged in the accommodating cavity and is matched and assembled with the lens assembly, and the rotating piece comprises a connecting part and a connecting hole arranged in the connecting part;
the adjusting piece is arranged in a rotating mode relative to the shell and comprises an adjusting part and a connecting matching part which are connected, the adjusting part is arranged outside the shell, the connecting matching part penetrates through the through hole and extends into the accommodating cavity, and the connecting matching part comprises an adjusting hole;
the switching fixing piece is arranged in the adjusting hole and the connecting hole, and is connected with the connecting part and the connecting matching part, so that the adjusting piece drives the rotating piece to rotate;
the locking piece passes the regulating part with the casing is connected, the locking piece includes unblock state and locking state, under the unblock state, the regulating part can for the casing rotates to adjust the shooting angle of lens subassembly, under the locking state, the regulating part with the casing keeps relatively fixed.
2. The camera device according to claim 1, wherein the through hole includes a first arc hole and a second arc hole, the first arc hole and the second arc hole are spaced on a same circumference, the connection fitting portion includes a first support arm and a second support arm, the first support arm passes through the first arc hole and is connected to the connecting portion, and the second support arm passes through the second arc hole and is connected to the connecting portion.
3. The camera device according to claim 2, wherein the first support arm comprises a first arc-shaped support arm, the second support arm comprises a second arc-shaped support arm, the first arc-shaped support arm and the second arc-shaped support arm are distributed at intervals on the same circumference, and the radius of the circumference where the first arc-shaped support arm and the second arc-shaped support arm are located is equal to the radius of the circumference where the first arc-shaped hole and the second arc-shaped hole are located; and/or
The first arc-shaped hole and the second arc-shaped hole are distributed in a centrosymmetric manner by using the circle center of the circle.
4. The camera device according to claim 2, wherein the housing includes a locking hole, the first arc-shaped hole and the second arc-shaped hole are distributed on a periphery of the locking hole, a circle center of a circumference where the first arc-shaped hole and the second arc-shaped hole are located coincides with a circle center of the locking hole, the adjusting portion includes a mounting hole, and the locking member passes through the mounting hole and is connected to the inside of the locking hole.
5. The image pickup apparatus according to claim 2, wherein said connecting portion includes a transmission shaft, the transmission shaft comprises a first plane and a second plane which are positioned on the outer surface and are respectively parallel to the axes of the transmission shaft, the connecting holes comprise a first connecting hole arranged on the first plane and a second connecting hole arranged on the second plane, the adjusting holes comprise a first adjusting hole arranged on the first support arm and a second adjusting hole arranged on the second support arm, the switching fixing piece comprises a first switching fixing piece and a second switching fixing piece, the first switching fixing piece is arranged in the first connecting hole and the first adjusting hole, the second switching fixing piece is arranged in the second connecting hole and the second adjusting hole, and the first switching fixing piece and the second switching fixing piece are jointly connected with the connecting portion and the connecting matching portion.
6. The image capturing device according to claim 5, wherein the transmission shaft includes a first arc surface and a second arc surface located on an outer surface, the first arc surface and the second arc surface are disposed opposite to each other and respectively connected to the first plane and the second plane, and at least one of the first arm and the second arm includes an arc-shaped inner surface that covers the first arc surface and the second arc surface.
7. The image pickup device according to any one of claims 1 to 6, wherein the housing includes a groove provided in a side wall, the through hole is provided in the groove, and the adjustment portion is accommodated in the groove.
8. The camera device of claim 7, including a cover plate assembled within the recess in sealing engagement with the side walls of the recess such that the adjustment portion is enclosed within the recess.
9. The image pickup apparatus according to any one of claims 1 to 6, wherein the adjustment portion includes a damping structure provided on a side surface of the adjustment portion facing the housing, the damping structure being formed by increasing a surface roughness of the side surface of the adjustment portion facing the housing by surface treatment, the damping structure being in contact with the housing in a locked state to increase a static friction force between the adjustment portion and the housing; and/or
The adjusting part comprises an adjusting matching structure, the adjusting matching structure is arranged on the back of the adjusting part to one side surface of the shell, and under the unlocking state, the adjusting matching structure supplies external force to act so as to enable the adjusting piece to rotate.
10. The image pickup apparatus according to any one of claims 1 to 6, wherein the adjustment hole includes a kidney-shaped hole, and a long axis of the kidney-shaped hole extends in a direction parallel to a direction in which a rotation center line of the rotation member extends.
CN202011066097.8A 2020-09-30 2020-09-30 Image pickup apparatus Active CN112188064B (en)

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CN210609415U (en) * 2019-12-30 2020-05-22 苏州安智汽车零部件有限公司 Camera casing and shell support and mounting structure
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Publication number Priority date Publication date Assignee Title
US20110109790A1 (en) * 2009-11-09 2011-05-12 Junichi Shinohara Camera body and imaging apparatus
CN201739720U (en) * 2010-08-20 2011-02-09 纬创资通股份有限公司 Supporting device and display device provided therewith
CN202889474U (en) * 2012-08-20 2013-04-17 深圳市锐明视讯技术有限公司 Adjustable camera
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