CN110392194A - A kind of video camera - Google Patents
A kind of video camera Download PDFInfo
- Publication number
- CN110392194A CN110392194A CN201910586377.2A CN201910586377A CN110392194A CN 110392194 A CN110392194 A CN 110392194A CN 201910586377 A CN201910586377 A CN 201910586377A CN 110392194 A CN110392194 A CN 110392194A
- Authority
- CN
- China
- Prior art keywords
- zoom
- focus adjustment
- ring
- focal length
- camera lens
- Prior art date
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- Granted
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- 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
- H04N23/67—Focus control based on electronic image sensor signals
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Studio Devices (AREA)
Abstract
The present invention discloses a kind of video camera, adjusts convenience to improve camera lens.Video camera includes: camera lens cartridge assemblies, is fixed on the bracket of camera lens cartridge assemblies, in which: camera lens cartridge assemblies, including camera lens, the focus adjustment ring and zoom for being set to camera lens adjust ring, are fixed on the focus adjustment structure of focus adjustment ring, are fixed on the zoom adjustment structure that zoom adjusts ring；Bracket, is located at focus adjustment ring and zoom adjusts interannular, including being rotatablely installed in the focus adjustment bar and zoom adjusting rod of bracket, is fixed on the focal length locking mechanism and zoom locking mechanism of bracket；Focus adjustment bar is abutted with focus adjustment structure, and the rotation of focus adjustment bar drives the rotation of focus adjustment structure；Zoom adjusting rod is abutted with zoom adjustment structure, and the rotation of zoom adjusting rod drives the rotation of zoom adjustment structure；Focal length locking mechanism is used for after focus adjustment bar is completed to adjust, and focusing distance regulating rod limit, zoom locking mechanism is used for after zoom adjusting rod is completed to adjust, limits to zoom adjusting rod.
Description
Technical field
The present invention relates to picture pick-up device technical fields, more particularly to a kind of video camera.
Background technique
Manual zoom camera lens is a kind of economical zoom lens, compared to motorized zoom lens, due to reducing motor
And corresponding driving circuit structure, so overall cost is cheap compared with motorized zoom lens.
It is existing to use in the scheme that video camera insider adversary moves that zoom lens is adjusted, need to open video camera sheet
Body, manual turn zoom lever are focused and are focused, and at this moment, are adjusted for the ease of focusing lever in extreme position, are needed to take the photograph
Camera opens up biggish adjusting window, and the big window that adjusts can seriously affect the dust-proof effect that discharges water of video camera, and be limited sometimes
In the shape of video camera, adjusting window can not be done greatly.Just occur in this way it is various outside video camera to manual zoom lens into
The scheme that row is adjusted.
Currently, camera lens is adopted mostly after adjustment in the scheme that manual zoom lens is adjusted outside video camera
Fixation is realized with itself damping for adjusting screw, and stability maintenance is poor.
Summary of the invention
The purpose of the embodiment of the present invention is that a kind of video camera is provided, to improve the adjusting convenience of camera lens.
The embodiment of the invention provides a kind of video cameras, comprising: camera lens cartridge assemblies, and it is fixed on camera lens cartridge assemblies
Bracket, in which:
The camera lens cartridge assemblies, including camera lens, the focus adjustment ring and zoom for being set to the camera lens adjust ring, Gu
Due to the focus adjustment structure of the focus adjustment ring, and it is fixed on the zoom adjustment structure that the zoom adjusts ring, it is described
Focus adjustment ring adjusts ring with the zoom and is arranged in parallel；
The bracket, is set to focus adjustment ring and zoom is adjusted between ring, including being rotatablely installed in the coke of the bracket
Distance regulating rod and zoom adjusting rod, and it is fixed on the focal length locking mechanism and zoom locking mechanism of the bracket；The focal length
Adjusting rod is abutted against with the focus adjustment structure, and the focus adjustment bar rotation drives the focus adjustment structure rotation, institute
It states zoom adjusting rod to abut against with the zoom adjustment structure, the zoom adjusting rod rotation drives the zoom adjustment structure to turn
It is dynamic；The focal length locking mechanism is used for after the focus adjustment bar is completed to adjust, and is limited to the focus adjustment bar, described
Zoom locking mechanism is used for after the zoom adjusting rod is completed to adjust, and is limited to the zoom adjusting rod.
In embodiments of the present invention, optionally, the focus adjustment structure is sheathed on the focus adjustment ring, including close
The first cone flank of tooth of the focus adjustment bar setting；The focus adjustment bar has second to be meshed with the first cone flank of tooth
Bore the flank of tooth.
In any embodiment of the present invention, optionally, the zoom adjustment structure is sheathed on the zoom and adjusts ring, including
Third close to zoom adjusting rod setting bores the flank of tooth；The zoom adjusting rod, which has, bores what the flank of tooth was meshed with the third
The 4th cone flank of tooth.
In any embodiment of the present invention, optionally, the focal length locking mechanism includes focal length tie down screw, and fixed
In the focal length locking nut of the bracket, the focal length tie down screw is threadedly engaged with the focal length locking nut, in the coke
After distance regulating rod completes focus adjustment, the focal length tie down screw is rotated along the focal length locking nut, and pushes the coke
The shell of the camera lens is fixed on away from adjusting ring.
In embodiments of the present invention, optionally, the focal length tie down screw and the focus adjustment bar are coaxially disposed, described
Focus adjustment bar has the first mounting hole, and the focal length tie down screw penetrates first mounting hole, and with the focus adjustment
Bar is rotatably connected.
In embodiments of the present invention, optionally, the zoom locking mechanism includes zoom tie down screw, and is fixed on institute
The zoom locking nut of bracket is stated, the zoom tie down screw is threadedly engaged with the zoom locking nut, in the zoom tune
After pole completes zoom adjusting, the zoom tie down screw is rotated along the zoom locking nut, and pushes the zoom tune
Section ring is fixed on the shell of the camera lens.
In any embodiment of the present invention, optionally, the zoom tie down screw and the zoom adjusting rod are coaxially disposed,
The zoom adjusting rod has the second mounting hole, and the zoom tie down screw penetrates second mounting hole, and with the zoom
Adjusting rod is rotatably connected.
In embodiments of the present invention, optionally, the support casing is set to the camera lens, and fixes with the shell of the camera lens
Connection.
The camera lens cartridge assemblies further include lens fixing plate and lens mount, and the camera lens is fixed on by the lens mount
The lens fixing plate.
The video camera of the technical program, focus adjustment ring and zoom adjust ring and are set to camera lens, focus adjustment structure and coke
It is fixed away from ring is adjusted, zoom adjustment structure adjusts ring with zoom and fixes.Bracket be set to focus adjustment ring and zoom adjust ring it
Between, there is focus adjustment bar and zoom adjusting rod, in this way, can lead to when needing the focus adjustment ring to camera lens to be adjusted
Rotation focus adjustment bar is crossed so that focus adjustment structure is rotated around camera lens, to drive focus adjustment surrounding lens to rotate, with reality
The lens now connecting with focus adjustment ring are moved along the direction for the axis for being parallel to camera lens, complete adjusting in focus adjustment bar
Afterwards, the distance regulating rod that can be focused by focal length locking mechanism be limited, to make focus adjustment structure and focus adjustment ring
Position is fixed.It similarly, can be by rotation zoom adjusting rod so that zoom when needing the zoom adjusting ring to camera lens to be adjusted
Adjustment structure is rotated around camera lens, so that zoom be driven to adjust surrounding lens rotation, adjusts the lens that ring is connect with zoom to realize
Direction along the axis for being parallel to camera lens moves, can be by zoom locking mechanism to change after zoom adjusting rod is completed to adjust
Times adjusting rod is limited, so that the position for making zoom adjustment structure and zoom adjust ring is fixed.
Compared with prior art, using the video camera of the technical program, the focal length to camera lens can be advantageously realized
It adjusts ring and zoom adjusts the adjusting of ring, and the fixation of ring can be adjusted by focal length locking mechanism focusing, and pass through
Zoom locking mechanism adjusts the fixation of ring to zoom, to keep the imaging effect of camera lens preferable.
Detailed description of the invention
Fig. 1 is the structural exploded view of the video camera of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the video camera of the embodiment of the present invention.
Appended drawing reference:
1- camera lens cartridge assemblies；
101- camera lens；
1011- lens；
102- focus adjustment ring；
103- zoom adjusts ring；
104- focus adjustment structure；
1041- first bores the flank of tooth；
105- zoom adjustment structure；
1051- third bores the flank of tooth；
106- shell；
2- bracket；
201- focus adjustment bar；
2011- second bores the flank of tooth；
202- zoom adjusting rod；
2021- the 4th bores the flank of tooth；
203- focal length locking mechanism；
2031- focal length tie down screw；
2032- focal length locking nut；
204- zoom locking mechanism；
2041- zoom tie down screw；
2042- zoom locking nut；
3- screw；
4- lens mount；
5- lens fixing plate.
Specific embodiment
For the adjusting convenience for improving camera lens, the embodiment of the invention provides a kind of video cameras.To make the present invention
Purposes, technical schemes and advantages it is clearer, invention is further described in detail by the following examples.
When the application refers to ordinal numbers such as " first ", " second ", " third " or " the 4th ", unless based on context its
The meaning of certain order of representation, it is appreciated that being only to distinguish to be used.
As shown in Figure 1 to Figure 2, the embodiment of the invention provides a kind of video cameras, comprising: camera lens cartridge assemblies, Yi Jigu
Due to the bracket of camera lens cartridge assemblies, in which:
Camera lens cartridge assemblies 1, including camera lens 101, the focus adjustment ring 102 and zoom for being set to camera lens 101 adjust ring
103, it is fixed on the focus adjustment structure 104 of focus adjustment ring 102, and be fixed on the zoom adjusting knot that zoom adjusts ring 103
Structure 105, focus adjustment ring 102 adjust ring 103 with zoom and are arranged in parallel；
Bracket 2, is set to focus adjustment ring 102 and zoom is adjusted between ring 103, including being rotatablely installed in the coke of bracket 2
Distance regulating rod 201 and zoom adjusting rod 202, and it is fixed on the focal length locking mechanism 203 and zoom locking mechanism 204 of bracket 2；
Focus adjustment bar 201 is abutted against with focus adjustment structure 104, and the rotation of focus adjustment bar 201 drives 104 turns of focus adjustment structure
Dynamic, zoom adjusting rod 202 is abutted against with zoom adjustment structure 105, and the rotation of zoom adjusting rod 202 drives zoom adjustment structure 105
Rotation；Focal length locking mechanism 203 is used for after focus adjustment bar 201 is completed to adjust, and focusing distance regulating rod 201 limits, zoom
Locking mechanism 204 is used for after zoom adjusting rod 202 is completed to adjust, and is limited to zoom adjusting rod 202.
The video camera of the technical program, focus adjustment ring 102 and zoom adjust ring 103 and are set to camera lens 101, focus adjustment
Structure 104 and focus adjustment ring 102 are fixed, and zoom adjustment structure 105 and zoom adjust ring 103 and fix.Bracket 2 is set to focal length
It adjusts ring 102 and zoom is adjusted between ring 103, there is focus adjustment bar 201 and zoom adjusting rod 202, in this way, when needs pair
When the focus adjustment ring 102 of camera lens 101 is adjusted, can by rotation focus adjustment bar 201 so that focus adjustment structure 104 around
Camera lens 101 rotates, so that focus adjustment ring 102 be driven to rotate around camera lens 101, with realize connect with focus adjustment ring 102 it is saturating
Mirror 1011 is moved along the direction for the axis for being parallel to camera lens 101, after focus adjustment bar 201 is completed to adjust, can pass through focal length
The focusing distance regulating rod 201 of locking mechanism 203 is limited, to make the position of focus adjustment structure 104 and focus adjustment ring 102
Set fixation.Similarly, when needing the zoom adjusting ring 103 to camera lens 101 to be adjusted, it can pass through and rotate zoom adjusting rod 202
So that zoom adjustment structure 105 around camera lens 101 rotate, thus drive zoom adjust ring 103 around camera lens 101 rotate, with realize with
Zoom adjusts the lens 1011 that ring 103 connects and moves along the direction for the axis for being parallel to camera lens 101, complete in zoom adjusting rod 202
After adjusting, zoom adjusting rod 202 can be limited by zoom locking mechanism 204, to make zoom adjustment structure 105
And the position of zoom adjusting ring 103 is fixed.
Compared with prior art, using the video camera of the technical program, the coke to camera lens 101 can be advantageously realized
The adjusting of ring 103 is adjusted away from adjusting ring 102 and zoom, and can be passed through 203 focusing of focal length locking mechanism and be adjusted ring 102
It is fixed, and the fixation of ring 103 is adjusted by zoom locking mechanism 204 to zoom, so as to make the imaging effect of camera lens 101 compared with
It is good.
As shown in Fig. 2, in embodiments of the present invention, optionally, focus adjustment structure 104 is sheathed on focus adjustment ring 102,
Including the first cone flank of tooth 1041 being arranged close to focus adjustment bar 201；Focus adjustment bar 201 has and the first cone 1041 phase of the flank of tooth
The second cone flank of tooth 2011 of engagement.
By being bored in the setting of the focus adjustment structure 104 first cone flank of tooth 1041, and in the setting of focus adjustment bar 201 with first
The second cone flank of tooth 2011 that the flank of tooth 1041 is meshed, to realize the cone tooth between focus adjustment bar 201 and focus adjustment structure 104
Wheel transmission, can make focus adjustment bar 201 and the transmission of focus adjustment structure 104 relatively reliable in this way.
Further, as shown in Fig. 2, in any embodiment of the present invention, optionally, zoom adjustment structure 105 is sheathed on
Zoom adjusts ring 103, and the third including being arranged close to zoom adjusting rod 202 bores the flank of tooth 1051；Zoom adjusting rod 202 has and the
The 4th cone flank of tooth 2021 that the third hand tap flank of tooth 1051 is meshed.
The flank of tooth 1051 is bored by the way that third is arranged in zoom adjustment structure 105, and is bored in the setting of zoom adjusting rod 202 with third
The 4th cone flank of tooth 2021 that the flank of tooth 1051 is meshed, to realize the cone tooth between zoom adjusting rod 202 and zoom adjustment structure 105
Wheel transmission, to keep zoom adjusting rod 202 and the transmission of zoom adjustment structure 105 relatively reliable.
As depicted in figs. 1 and 2, in a specific embodiment of the invention, focal length locking mechanism 203 is locked including focal length
Screw rod 2031, and it is fixed on the focal length locking nut 2032 of bracket 2, focal length tie down screw 2031 and focal length locking nut 2032
It is threadedly engaged, after focus adjustment bar 201 completes focus adjustment, focal length tie down screw 2031 is along 2032 turns of focal length locking nut
It is dynamic, and focus adjustment ring 102 is pushed to be fixed on the shell 106 of camera lens 101.
When shell 106 due to being close proximity to camera lens 101 when focus adjustment ring 102, turning for focus adjustment ring 102 will limit
It is dynamic, in this way, by setting focal length locking mechanism 203 to be fixed on the focal length locking nut 2032 of bracket 2, and locked with focal length
The focal length tie down screw 2031 that tight nut 2032 is threadedly engaged can be allowed it to by rotating focal length tie down screw 2031
Focus adjustment ring 102 is abutted against to the shell 106 of camera lens 101, to conveniently realize the fixation of focus adjustment ring 102.
Wherein, focal length locking nut 2032 and the fixed form of bracket 2 are unlimited, can pass through hot melt or in-mould injection
Mode is fixed on bracket 2.
Further, as shown in Fig. 2, in embodiments of the present invention, optionally, focal length tie down screw 2031 and focus adjustment
Bar 201 is coaxially disposed, and focus adjustment bar 201 has the first mounting hole, and focal length tie down screw 2031 penetrates the first mounting hole, and with
Focus adjustment bar 201 is rotatably connected.
By the way that focal length tie down screw 2031 to be arranged in the first mounting hole of focus adjustment bar 201, and make focal length locking screw
Bar 2031 is rotatably connected with focus adjustment bar 201, and the structure of video camera can be made more compact.It further, can also be
The anti-skid structures such as the connecting portion of focus adjustment bar 201 and bracket 2 setting rubber, so that between focus adjustment bar 201 and bracket 2
With biggish damping, in this way, can effectively avoid the shaking of focus adjustment bar 201 when rotating focal length tie down screw 2031.
It is similar with the mode of focal length locking mechanism 203 in optional embodiment of the present invention please continue to refer to Fig. 2, become
Times locking mechanism 204 includes zoom tie down screw 2041, and is fixed on the zoom locking nut 2042 of bracket 2, zoom locking
Screw rod 2041 is threadedly engaged with zoom locking nut 2042, after zoom adjusting rod 202 completes zoom adjusting, zoom locking screw
Bar 2041 is rotated along zoom locking nut 2042, and zoom is pushed to adjust the shell 106 that ring 103 is close proximity to camera lens 101.
By setting being fixed on the zoom locking nut 2042 of bracket 2 for zoom locking mechanism 204, and locked with zoom
The zoom tie down screw 2041 that tight nut 2042 is threadedly engaged can be allowed it to by rotating zoom tie down screw 2040
Zoom adjusting ring 103 is abutted against to the shell 106 of camera lens 101, to conveniently realize that zoom adjusts the fixation of ring 103.
As shown in Fig. 2, optionally, zoom tie down screw 2041 and zoom adjusting rod are same in any embodiment of the present invention
Axis setting, zoom adjusting rod 202 have the second mounting hole, and zoom tie down screw 2041 penetrates the second mounting hole, and with zoom tune
Pole 202 is rotatably connected.
By the way that zoom tie down screw 2041 to be arranged in the second mounting hole of zoom adjusting rod 202, and make zoom locking screw
Bar 2041 is rotatably connected with zoom adjusting rod 202, and the structure of video camera can be made more compact.It further, can also be
The anti-skid structures such as the connecting portion of zoom adjusting rod 202 and bracket 2 setting rubber, so that between zoom adjusting rod 202 and bracket 2
With biggish damping, in this way, can effectively avoid the shaking of zoom adjusting rod 202 when rotating zoom tie down screw 2041.
As depicted in figs. 1 and 2, in embodiments of the present invention, optionally, bracket 2 is sheathed on camera lens 101, and with camera lens 101
Shell 106 be fixedly connected.
Due to pushing focus adjustment ring 102 respectively in focal length tie down screw 2031 and zoom tie down screw 2041 and becoming
When adjusting ring 103 again, certain thrust will certainly be generated to camera lens 101, because of the presence of the thrust, it is likely that will lead to camera lens
101 structural member, which generates, to be strained and then influences image imaging effect.By the way that bracket 2 is sheathed on camera lens 101, and with camera lens 101
Shell 106 be fixedly connected, when focal length tie down screw 2031 and zoom tie down screw 2041 can in this way locked caused by
Thrust becomes the inside power between camera lens 101 and bracket 2, to substantially reduce the influence to image imaging effect.
As shown in Figure 1, camera lens cartridge assemblies further include lens fixing plate 5 and lens mount 4, camera lens 101 is solid by lens mount 4
Due to lens fixing plate 5.
As depicted in figs. 1 and 2, in a specific embodiment of the invention, the assembling process of video camera is as follows: firstly,
The zoom that zoom adjustment structure 105 is directly set to camera lens 101 is adjusted on ring 103, and relatively solid by both 3 pairs of screw progress
It is fixed.Secondly, zoom locking nut 2042 and focal length locking nut 2032 are consolidated by way of hot melt or in-mould injection respectively
Surely the corresponding position of bracket 2 is arrived, zoom adjusting rod 202 and focus adjustment bar 201 are arranged in the correspondence hole location of bracket 2, zoom
Adjusting rod 202 and focus adjustment bar 201 can be rotated relative to bracket 2 respectively.Then, focal length tie down screw 2031 and zoom are locked
Tightly screw rod 2041 is corresponding is arranged in focus adjustment bar 201 and zoom adjusting rod 202, and focal length tie down screw 2031 is revolved
Enter focal length locking nut 2032, zoom tie down screw 2041 is screwed in into zoom locking nut 2042；It then will be above-mentioned assembled
Bracket 2 is set to 101 corresponding position of camera lens from the bottom up, and by screw 3 that it is fixed with the shell 106 of camera lens 101.Later,
Focus adjustment structure 104 is set to 101 corresponding position of camera lens, and is realized with screw 3 relatively fixed between the two.Finally, again will
Lens mount 4 and lens fixing plate 5 are in turn mounted to 101 corresponding position of camera lens and then complete the installation of the video camera.
After the installation for completing video camera, Bevel Gear Transmission band can be passed through if turn zoom adjusting rod 202 at this time
Dynamic zoom adjustment structure 105 rotates, and then drives the zoom of camera lens 101 to adjust ring 103 and rotate, thus realize to zoom tune
The lens 1011 that section ring 103 connects move up and down i.e. zoom movement；It similarly, at this time can if rotary coke distance regulating rod 201
Drive the rotation of the focus adjustment ring 102 of the rotation drive camera lens 101 of focus adjustment structure 104 with reality by Bevel Gear Transmission
Existing focus movement.
When focus adjustment bar 201 and zoom adjusting rod 202 when the adjustment is completed, in order to remain at image clearly
Position, and avoid because unnecessary shaking causes image fuzzy, it is necessary to the zoom of camera lens 101 is adjusted into ring 103 and focal length
Ring 102 is adjusted to be locked.At this point, the focal length tie down screw coaxial with focus adjustment bar 201 can be rotated respectively by tool
2031, and the zoom tie down screw 2041 coaxial with zoom adjusting rod 202.Since zoom tie down screw 2041 and zoom are adjusted
It can be relatively rotated between bar 202 and design has certain damping, therefore zoom locking screw between zoom adjusting rod 202 and bracket 2
The adjusting of bar 2041 not will drive the shaking of zoom adjusting rod 202.The rotation of zoom tie down screw 2041 is made it through and become
Being threadedly engaged of times locking nut 2042 realizes that adjust holding out against for ring 103 to zoom locked.Similarly, focusing tie down screw 2031
Rotation can also lock focus adjustment ring 102.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (9)
1. a kind of video camera characterized by comprising camera lens cartridge assemblies, and it is fixed on the bracket of camera lens cartridge assemblies,
In:
The camera lens cartridge assemblies, including camera lens, the focus adjustment ring and zoom for being set to the camera lens adjust ring, are fixed on
The focus adjustment structure of the focus adjustment ring, and it is fixed on the zoom adjustment structure that the zoom adjusts ring, the focal length
Ring is adjusted to be arranged in parallel with zoom adjusting ring；
The bracket, is set to focus adjustment ring and zoom is adjusted between ring, including being rotatablely installed in the focal length tune of the bracket
Pole and zoom adjusting rod, and it is fixed on the focal length locking mechanism and zoom locking mechanism of the bracket；The focus adjustment
Bar is abutted against with the focus adjustment structure, and the focus adjustment bar rotation drives the focus adjustment structure rotation；The change
Times adjusting rod is abutted against with the zoom adjustment structure, and the zoom adjusting rod rotation drives the zoom adjustment structure rotation；
The focal length locking mechanism is used for after the focus adjustment bar is completed to adjust, and is limited to the focus adjustment bar, the change
Times locking mechanism is used for after the zoom adjusting rod is completed to adjust, and is limited to the zoom adjusting rod.
2. video camera as described in claim 1, which is characterized in that the focus adjustment structure is sheathed on the focus adjustment
Ring, including the first cone flank of tooth close to focus adjustment bar setting；The focus adjustment bar has and the first cone flank of tooth
The second cone flank of tooth being meshed.
3. video camera as claimed in claim 2, which is characterized in that the zoom adjustment structure is sheathed on the zoom and adjusts
Ring, including boring the flank of tooth close to the third of zoom adjusting rod setting；The zoom adjusting rod, which has, bores the flank of tooth with the third
The 4th cone flank of tooth being meshed.
4. video camera as described in claim 1, which is characterized in that the focal length locking mechanism includes focal length tie down screw, with
And it is fixed on the focal length locking nut of the bracket, the focal length tie down screw is threadedly engaged with the focal length locking nut, In
After the focus adjustment bar completes focus adjustment, the focal length tie down screw is rotated along the focal length locking nut, and is pushed
The focus adjustment ring is fixed on the shell of the camera lens.
5. video camera as claimed in claim 4, which is characterized in that the focal length tie down screw and the focus adjustment bar are coaxial
Setting, the focus adjustment bar have the first mounting hole, and the focal length tie down screw penetrates first mounting hole, and with it is described
Focus adjustment bar is rotatably connected.
6. video camera as described in claim 1, which is characterized in that the zoom locking mechanism includes zoom tie down screw, with
And it is fixed on the zoom locking nut of the bracket, the zoom tie down screw is threadedly engaged with the zoom locking nut, In
After the zoom adjusting rod completes zoom adjusting, the zoom tie down screw is rotated along the zoom locking nut, and is pushed
The zoom adjusts the shell that ring is fixed on the camera lens.
7. video camera as claimed in claim 6, which is characterized in that the zoom tie down screw and the zoom adjusting rod are coaxial
Setting, the zoom adjusting rod have the second mounting hole, and the zoom tie down screw penetrates second mounting hole, and with it is described
Zoom adjusting rod is rotatably connected.
8. video camera as described in claim 1, which is characterized in that the support casing be set to the camera lens, and with the camera lens
Shell be fixedly connected.
9. video camera as described in claim 1, which is characterized in that the camera lens cartridge assemblies further include lens fixing plate and mirror
Headstock, the camera lens are fixed on the lens fixing plate by the lens mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910586377.2A CN110392194B (en) | 2019-07-01 | 2019-07-01 | Video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910586377.2A CN110392194B (en) | 2019-07-01 | 2019-07-01 | Video camera |
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| CN110392194A true CN110392194A (en) | 2019-10-29 |
| CN110392194B CN110392194B (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910586377.2A Active CN110392194B (en) | 2019-07-01 | 2019-07-01 | Video camera |
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| JP2012029152A (en) * | 2010-07-26 | 2012-02-09 | Jikei Univ | Remote adjusting device and imaging apparatus |
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