CN108965833A - The multidirectional more resolution charts of one kind are as video acquisition device and its acquisition method - Google Patents
The multidirectional more resolution charts of one kind are as video acquisition device and its acquisition method Download PDFInfo
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- CN108965833A CN108965833A CN201811120216.6A CN201811120216A CN108965833A CN 108965833 A CN108965833 A CN 108965833A CN 201811120216 A CN201811120216 A CN 201811120216A CN 108965833 A CN108965833 A CN 108965833A
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- Prior art keywords
- mirror holder
- lens
- multidirectional
- acquisition device
- video
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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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
- H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
Abstract
The invention belongs to distribution network monitoring engineering device technique fields, more particularly to a kind of multidirectional more resolution charts are as video acquisition device and its acquisition method.The present invention realizes the combination of a variety of different mode camera shooting demands using rotatable combined lens, it can use the multiple combinations control that different lens realize shooting visual angle range, shooting distance, image-capturing resolution based on above structure, it can be combined with different light transmittance camera lenses and realize the functions such as multispectral detection, structure of the invention has flexibility ratio high, coverage is wide, transmission cost can be effectively reduced while whose demand flexible reply clap in flexibly convenient feature.
Description
Technical field
The invention belongs to distribution network monitoring engineering device technique fields, more particularly to a kind of multidirectional more resolution charts are as video acquisition
Device and its acquisition method.
Background technique
With the fast development of smart grid, the intelligent technicalization level of power grid is higher and higher, and wherein powernet is supervised
Control and image obtain be the processing of smart grid high efficiency one of important content, using on-line monitoring and image obtain into
Row long-term monitoring or image/video of fixed place and time acquisition can be used for every work such as power grid security operation maintenance, malfunction elimination
Make, but on-line monitoring and image acquisition also face many practical challenges in application process, on the one hand, due to grid equipment point
Dissipate, distributed areas are extensively and important equipment is commonly located at the positions such as the suburb having inconvenient traffic, due to being blocked by barrier and
Camera obtains the energy power limit of image and video, and using single camera, there are images or video acquisition scarce capacity
To meet actual demand, and cost input can be then greatly increased using multiple cameras, on the other hand, on-line monitoring obtains image
Video needs to expend a large amount of data transmission resources, and the transmission of image and video, which saves, occupies a large amount of online and local money
Source improves the configuration requirement of hardware-software, and for different monitoring target and different work purpose to image and video
The clarity of acquisition is not in fact inconsistent, such as relatively clear and high quality image is generally required when carrying out malfunction elimination
Video, when carrying out Daily Round Check only it should be understood that approximate state does not need high-resolution picture video, this causes in different work
In content and project, consuming and utilization efficiency to resource are difficult to coordinate, eventually lead to practical application effect it is undesirable or
The problems such as person's cost virtual height, limit the popularization and application of smart grid.
Summary of the invention
The object of the present invention is to provide a kind of video acquisitions for being capable of providing more kinds of clarity and being controlled with shooting visual angle
Device, can optimize data acquisition efficiency as needed using different camera lenses and different clarity data acquisitions, reduce
The pressure of data transmission.
To achieve the above object, the present invention adopts the following technical scheme that.
The multidirectional more resolution charts of one kind are as video acquisition device, including support frame, pallet, outer mirror holder, interior mirror holder, lens group
Part, camera assembly；Support frame includes the support tube of vertical direction, perpendicular to support tube the first plate of setting and the second plate；The
The connecting hole through planar surface is vertically arranged on one plate and the second plate respectively；Pallet is pot cover shape, the top of pallet
Center is equipped with through-hole, and support frame passes through through-hole and the first plate and the second plate are located above and below pallet；Through-hole
Edge raise upward after to extension spread at connecting plate, connecting plate is equipped with connecting hole corresponding with the first plate；Pallet
Extend to form cricoid first supporting table and the second supporting table in the downwardly convex backward inside of two annular sections of lower surface edge；The
One supporting table is located inside, and the second supporting table is located at outside；Outer mirror holder and interior mirror holder are the pot cover shape of back-off, outer mirror holder and interior
The top surface edge of mirror holder extends to form cricoid first connected unit and the second connected unit to outside after raising upward respectively, and first
Connected unit size matches with the first supporting table size, and the second supporting table matches with the second size for connection, the connection to match
Platform lower surface is buckled in supporting table upper surface so that outer mirror holder and interior mirror holder are buckled in respectively below pallet；Around support frame central axis,
Multiple lens mounting holes are provided on interior mirror holder and outer mirror holder；And it is a pair of to be located at the lens mounting hole one on interior mirror holder and outer mirror holder
It answers；It is respectively equipped with rotating cylinder in the middle part of interior mirror holder and outer mirror holder, the rotating cylinder on interior mirror holder is set on outer mirror holder rotating cylinder, and outer mirror holder turns
Cylinder bottom is equipped with card slot, is provided on the inside of the rotating cylinder of interior mirror holder towards the tooth of support frame central axis and forms internal gear；Internal gear can
Mutually agree with the external gear in control shaft, the lower end of control shaft is protruded on the inside of the rotating cylinder of outer mirror holder and is equipped with and can be clamped with card slot
Strip；Lens subassembly includes multiple outer dimensions and the lens that lens mounting hole matches, and each lens are successively installed on each
In mirror mounting hole；Camera assembly includes the lens bracket and shaft for being equipped with high-definition camera Yu low definition camera
Cylinder, camera is corresponding with lens mounting hole respectively, and lens bracket is rotatable to be set on shaft cylinder, and shaft cylinder is connected to support
Frame lower end is equipped with the driving motor of driving lens bracket rotation on shaft cylinder；The lower end of support tube or shaft cylinder is hollow, hollow portion
It is provided with electromagnet, servo motor and control shaft, electromagnet core is vertically moving, the iron core lower section of electromagnet and servo
Motor connection；The motor shaft of servo motor vertically downward and with control axis connection；Control shaft is rotated with motor shaft, under control shaft
End is provided with external gear；Solenoid actuated servo motor move up rear external gear and internal gear mutually bite conjunction, while strip and card
Slot is detached from, and servo motor moves down the disengaging of rear internal gear and external gear, and strip is connect with card slot simultaneously.
Based on above structure, the present invention can utilize the group of two groups of lens while using different clarity cameras
It closes and utilizes, when obtaining image and video using different clarity or visual angle, the lens combination based on various different function
And structure of the invention, the image that can according to need in different range carries out clarity and viewing angle control, such as can make
Day is completed with the ground resolution chart picture of largest face in the combination quick obtaining all directions of the lens combination low definition at big visual angle
Normal inspection work, has the characteristics that broad covered area and volume of transmitted data is low, by the rotatable inside/outside mirror holder of setting and
Lens bracket, seeing can be with convenient rapid progress image acquisition, while determining optimum combination according to situations such as configuration, effectively save existing
There is resource, improve efficiency, avoids unnecessary transmission load or the wasting of resources.
It further include that the support tube includes coaxially connected the first support tube and second to advanced optimizing for above scheme
Support tube, the first support tube and lower end and the upper end of the second support tube are respectively arranged with the internal and external threads being mutually matched, and first
Support cylinder is connected with the first plate, and the second support tube is connected with the second plate.It is arranged and separates detachable support tube and plate
It is easily installed box and dismantles each structure.
It further include that array is provided with multiple lens peaces respectively on interior mirror holder and outer mirror holder to advanced optimizing for above scheme
Hole is filled, two cameras are arranged by center axial symmetry of support frame in lens bracket two sides.Array setting lens mounting hole and
Symmetrically arranged camera is easy to implement automation control, guarantees lens bracket rotation process stable equilibrium, using being mounted on array
Lens in the mounting hole of setting realize that image not of the same race obtains combination.Including the use of more camera lenses, different focal length and clarity
Lens obtain the image of different field ranges or angle or clarity, utilize the camera lens of different light transmission frequencies to realize mostly light
Spectrometry obtains multi-direction multispectral image using a device, to differentiate for the structure in remote sensing monitoring.
It further include that the rotating cylinder of the outer mirror holder is upward by the annular section of mirror holder bottom to advanced optimizing for above scheme
It convexes to form, outer mirror holder center is equipped with the cylindric positioning table of protrusion, is provided with card slot on positioning table, and outer mirror holder upper position is in turning
Cylinder outside is provided with bearing mounting ring；Interior mirror holder center is equipped with through-hole, and the rotating cylinder on the interior mirror holder is by logical in the middle part of interior mirror holder
Bore edges are extended to form with lower section upwards, and the internal diameter of rotating cylinder is matched with positioning table outer diameter, and interior mirror holder upper position is on the outside of rotating cylinder
It is provided with bearing mounting ring.
It further include that guiding groove is provided on the inner wall of shaft cylinder to advanced optimizing for above scheme, outside servo motor
Wall is provided with guide ribs, and guide ribs are mutually agreed with guiding groove.
It further include the rotating cylinder on the support tube and shaft cylinder and inside/outside mirror holder to advanced optimizing for above scheme
Hollow portion be connected with each other.
It further include that outer mirror holder center is equipped with cylindrical projection to advanced optimizing for above scheme, card slot is set to cylindrical projection
Two sides, limited post is provided at the top of cylindrical projection, control axis center is equipped with limit hole, and control shaft is set on limited post；
The length of limited post and the depth of limit hole meet, when control shaft is connected with each other from buckle strip to internal gear and external gear phase
Mutually bite continuous contact during closing.
Further include to advanced optimizing for above scheme, in the mating surface of the upper end of pallet lower end and outer mirror holder and interior mirror holder
Endless groove has been dug respectively, is provided with ball in endless groove.Annular groove and ball are set for realizing pallet and inside/outside mirror
Rolling friction between frame reduces the resistance when rotation of inside/outside mirror holder, reduces interstructural abrasion.
The multidirectional more resolution charts of one kind are as video capture method, comprising:
Step 1. determines multidirectional more resolution charts as video acquisition device installation site；It is obtained required for determining under different operating conditions
The angular field of view and clarity demand of the image or video that take；With multidirectional more resolution charts as video acquisition device installation site
And initial angle is that coordinate system is established in reference；
Step 2. establishes corresponding acquisition device according to the image of acquisition required under different operating conditions or the visual angle direction of video
The data relationship table of middle camera direction；Phase is established according to the angular field of view of the image of acquisition required under different operating conditions or video
Answer the assembled scheme table of lens in acquisition device；Interior mirror holder and outer mirror holder are established according to the assembled scheme table of lens in acquisition device
Correspondingly rotate angular relationship table；
Step 3. successively records multidirectional more resolution charts as video acquisition device camera angle and scope under each operating condition
Frame and outer mirror holder rotational angle data；
Step 4. is based on multidirectional more resolution charts under previous operating condition as video acquisition device camera angle and interior mirror holder
Camera shooting angle is calculated with the angular field of view of the image or video of required acquisition under outer mirror holder rotational angle data and current working
The data of degree and the assembled scheme of lens, and be converted to corresponding camera angle variable data and interior mirror holder and outer mirror holder
Assembled scheme variable data；
Assembled scheme variable number of the step 5. based on camera angle variable data in step 4 and interior mirror holder and outer mirror holder
According to；Control the duration of runs and the cooperation relation of electromagnet, servo motor and driving motor.
A kind of multidirectional more resolution charts as video capture method prioritization scheme, in the step 4, in determining mirror holder and
During the assembled scheme of outer mirror holder；It is reference with the mirror holder that control shaft under previous operating condition finally connects, preferentially with the mirror holder
It is rotated up to angle, it is that standard determines optimal combination scheme that another mirror holder, which rotates the smallest angle,.
The beneficial effect is that:
1, the combination that a variety of different modes camera shooting demands are realized using rotatable combined lens, can be with based on above structure
The multiple combinations control that shooting visual angle range, shooting distance, image-capturing resolution are realized using different lens, can be combined with difference
Light transmittance camera lens realizes that the functions such as multispectral detection, structure of the invention have flexibility ratio high, and coverage is wide, flexibly easily
Transmission cost can be effectively reduced while whose demand flexible reply clap in feature.
2, it is arranged using the visual angle of different directions, realizes different cleanings in the same area in different moments or synchronization
The image of Soviet Union or different perspectives range obtains, in order to flexible according to actual monitored demand and available transmission storage resource
The suitable photographic schemes of selection.
3, control is simple, and image obtains convenient dexterity, is easy to implement automatic control, and is easy to and other control system in net
And monitoring device combination collocation, flexibility are high.
4, whole principle and structure are easily understood, and the control structure or system of no complexity, installation maintenance is simple, is not necessarily to
High specialized technical knowledge, application easy to spread.
5, in actual use, when obtaining the image or video of special angle and clarity, camera
And the combination of lens has kinds of schemes, based on the multidirectional more resolution charts of one kind of the invention as video capture method can be most
The degree of the reduction structure movement of big degree, reduces the workload of control operation, while reducing friction of motion amount between structure, reduces
Fever improves the speed and accuracy of image and video acquisition, improves the effect of monitoring and data acquisition, improves device
Durability.
Detailed description of the invention
Fig. 1 is cutting structural schematic diagram of the multidirectional more resolution charts as video acquisition device；
Fig. 2 is the oblique view of the cut-away illustration figure of Fig. 1；
Fig. 3 is the structural schematic diagram of support frame of the multidirectional more resolution charts as video acquisition device；
Fig. 4 is structural schematic diagram of the multidirectional more resolution charts as the outer mirror holder of video acquisition device；
Fig. 5 is the structural schematic diagram of camera assembly of the multidirectional more resolution charts as video acquisition device.
Specific embodiment
It elaborates below in conjunction with specific embodiment to the present invention.
As shown in Figure 1 and Figure 2, the multidirectional more resolution charts of one kind of the invention are as video acquisition device, including support frame 1, support
Disk 2, outer mirror holder 3, interior mirror holder 6, lens subassembly, camera assembly 4；
In a specific embodiment, the specific structure is shown in FIG. 3 for support frame 1, support tube including vertical direction, vertical
In support tube, the first plate 1a and the second plate 1b is set；It is vertically arranged with and runs through respectively on first plate 1a and the second plate 1b
The connecting hole of planar surface；By Fig. 1, Fig. 2, Fig. 3 it is found that in the present embodiment, the first plate 1a and the second plate 1b are located at
2 upper and lower sides of pallet, for convenient for design installation, support tube is designed as including coaxially connected the first support tube 1c and the second support tube
1d, the first support tube 1c and lower end and the upper end of the second support tube 1d are respectively arranged with the internal and external threads that are mutually matched with can be mutual
Entirety is connected and composed, the first support tube 1c is connected with the first plate 1a, and the second support tube 1d is connected with the second plate 1b；Based on upper
Structure is stated, can simplify installation, in the specific implementation process, by changing the size of 1 length of support tube and plate, control is each
Relative positional relationship between structure.
Pallet 2 prevents camera lens are first-class to be interfered for pot cover shape mainly for the protection of internal insulation internal and external environment,
Simultaneously for connecting and supporting inside and outside mirror holder 3, the top center of pallet 2 is equipped with through-hole 2a, and support frame 1 passes through through-hole 2a；At this
In embodiment, through-hole 2a is also used as Internal camera component 4 and circuit and external interface channel, and support frame 1 is pipeline shape knot
Structure is in order to being routed；For convenient for connection, the edge of through-hole 2a raise upward after to extension spread at connecting plate 2b, on connecting plate 2b
It is attached equipped with connecting hole 9a corresponding with the first plate 1a, and by bolt group 9b；Two rings of lower surface edge of pallet 2
Extend to form cricoid first supporting table 2c and the second supporting table 2d in the downwardly convex backward inside in shape region；First supporting table 2c
In inside, the second supporting table 2d is located at outside, the first supporting table 2c and the second supporting table 2d respectively as the peace of inside/outside mirror holder 3
Cartridge support structure so that inside/outside mirror holder 3 with pallet 2 is mobilizable links together；
Outer mirror holder 3 and interior mirror holder 6 are the pot cover shape of back-off, and outer 3 structure of mirror holder is as shown in figure 4, outer mirror holder 3 and interior mirror holder
6 top surface edge extends to form cricoid first connected unit 3a and the second connected unit 6a to outside after raising upward respectively, the
One connected unit 3a size matches with the first supporting table 2c size, and the second supporting table 2d matches with the second size for connection, phase
The connected unit lower surface matched is buckled in supporting table upper surface so that outer mirror holder 3 and interior mirror holder 6 are buckled in 2 lower section of pallet respectively；Around support
1 central axis of frame is provided with multiple lens mounting hole 3b on interior mirror holder 6 and outer mirror holder 3；And it is located on interior mirror holder 6 and outer mirror holder 3
Lens mounting hole correspond；Rotating cylinder is respectively equipped in the middle part of interior mirror holder 6 and outer mirror holder 3, the rotating cylinder on interior mirror holder 6 is set in outer
On 3 rotating cylinder of mirror holder, in the present embodiment, it is the inside for being set in outer mirror holder rotating cylinder, may be set to be set in it as needed
Inside, the rotating cylinder bottom portion 3c of outer mirror holder 3 are equipped with card slot 3d, are provided on the inside of the rotating cylinder of interior mirror holder 6 towards 1 central axis of support frame
Tooth forms internal gear；Internal gear can mutually agree with the external gear on control shaft 7d, and outer mirror holder 3 is protruded into the lower end of control shaft 7d
On the inside of rotating cylinder and it is equipped with the strip that can be clamped with card slot 3d；Specifically, annular section of the rotating cylinder of outer mirror holder 3 by mirror holder bottom
It raises upward to be formed, outer 3 center of mirror holder is equipped with the cylindric positioning table 3e of protrusion, and card slot 3d, outer mirror holder 3 is arranged on positioning table 3e
Top, which is located on the outside of rotating cylinder, is provided with bearing mounting ring；Interior 6 center of mirror holder is equipped with through-hole, and the rotating cylinder on interior mirror holder 6 is by interior mirror holder 6
The through-hole edge at middle part is extended to form with lower section upwards, and the internal diameter of rotating cylinder is matched with positioning table 3e outer diameter on interior mirror holder 6, scope
It is located on the outside of rotating cylinder above frame 6 and is provided with bearing mounting ring 6a.
In the present embodiment, in order to avoid caused abrasion after long-time use between contact surface, improve inside/outside mirror holder 3 with
The fluency of relative motion between pallet 2, in the contact surface of pallet 2 and inside/outside mirror holder 3, i.e., the inner surface of supporting table and interior/
The upper surface at outer 3 edge of mirror holder digs endless groove 8a, and ball 8b is installed in endless groove 8a, realizes rolling friction, will contact
Face contact between face is converted to point contact, reduces abrasion, improves the smoothness of relative motion between inside/outside mirror holder 3 and pallet 2
Property.
Lens subassembly includes multiple outer dimensions and lens mounting hole 3b matches lens 4a, each lens 4a are successively installed
In each lens mounting hole 3b；Array is provided with multiple lens mounting hole 3b, two camera shootings respectively on interior mirror holder 6 and outer mirror holder 3
Head is that center axial symmetry is arranged in lens bracket two sides with support frame 1.
As shown in figure 5, camera assembly 4 includes the camera lens for being equipped with high-definition camera 5a Yu low definition camera 5b
Frame and shaft cylinder 5c, camera is corresponding with lens mounting hole 3b respectively, and lens bracket is rotatable to be set on shaft cylinder 5c,
The upper end of shaft cylinder 5c is connected to 1 lower end of support frame, and the lower end of the second supporting table is connected to particular by bolt group；Shaft cylinder
The driving motor 7a of driving lens bracket rotation is installed on 5c；In the specific implementation process, high-definition camera 5a and low clear
Clear degree camera 5b is separately positioned on the support construction 5e of transverse slat shape, and Kong Yike is equipped in the middle part of support construction 5e and is set in shaft
On cylinder 5c, gear driving group 5d, and the driving by being fixed on shaft cylinder 5c are equipped between support construction 5e and shaft cylinder 5c
Motor 7a driving camera and support construction rotate beam barrel 5c rotation.
The lower end of support tube or shaft cylinder 5c are hollow, and hollow portion is provided with electromagnet 7b, servo motor 7c and control shaft 7d,
The iron core of electromagnet 7b is vertically moving, connect below the iron core of electromagnet 7b with servo motor 7c；Servo motor 7c's
Motor shaft is connect vertically downward and with control shaft 7d；Control shaft 7d is rotated with motor shaft, and the lower end of control shaft 7d is provided with external tooth
Wheel；
In the specific implementation process, it can control servo motor 7c after electromagnet 7b movement to move up or down, drive
Servo motor 7c moves up rear strip and card slot 3d and is detached from, later external gear and internal gear mutually bite conjunctions, servo motor 7c drive
Interior mirror holder 6 rotates；Internal gear and external gear are detached from after servo motor 7c is moved down, and strip is connect with card slot 3d later, servo horse
Outer mirror holder 3 is driven to rotate up to 7c, camera assembly 4 is then driven by driving motor and rotated.By controlling electromagnet 7b, servo motor
7c and driving motor cooperate, and can carry out respectively independent or same time control to camera assembly 4 and 3 three of inside and outside mirror holder
System, in order to realize the combination of different clarity cameras and lens 4a as needed.
To further increase implementation result of the invention, other improvements content of the invention further include:
Guiding groove 5f is provided on the inner wall of shaft cylinder 5c, the outer wall of servo motor 7c is provided with guide ribs 7e, guidance
7e and guiding groove 5f mutually agrees with.To guarantee the smoothness of electromagnet 7b and servo motor 7c movement, prevent from tilting stuck.
The hollow portion of support tube and shaft cylinder 5c and the rotating cylinder on inside/outside mirror holder 3 are connected with each other.Constitute whole lead to
Road is in order to being routed or connection cables, channel protect internal structure or cable simultaneously, do not need that wire structures are separately provided, mention
High security and aesthetics.
Outer 3 center of mirror holder is equipped with cylindrical projection, and card slot 3d is set to the two sides of cylindrical projection, is provided at the top of cylindrical projection
Limited post 7g, the center control shaft 7d are equipped with limit hole, and control shaft 7d is set on limited post 7g；The length and limit of limited post 7g
The depth in position hole meets, and holds during control shaft 7d is connected with each other to internal gear and external gear from buckle strip and mutually to bite conjunction
Continued access touching.Using limited post 7g guarantee control shaft 7d vertical up-or-down movement always will not inclination and offset, prevent it is stuck, improve driving
The smooth degree of movement.
As video capture method, specific implementation process includes: the multidirectional more resolution charts of one kind of the invention
Step 1. determines multidirectional more resolution charts as video acquisition device installation site；It is obtained required for determining under different operating conditions
The angular field of view and clarity demand of the image or video that take；With multidirectional more resolution charts as video acquisition device installation site
And initial angle is that coordinate system is established in reference；
Step 2. establishes corresponding acquisition device according to the image of acquisition required under different operating conditions or the visual angle direction of video
The data relationship table of middle camera direction；Phase is established according to the angular field of view of the image of acquisition required under different operating conditions or video
Answer the assembled scheme table of lens in acquisition device；Interior mirror holder and outer mirror holder are established according to the assembled scheme table of lens in acquisition device
Correspondingly rotate angular relationship table；
Step 3. successively records multidirectional more resolution charts as video acquisition device camera angle and scope under each operating condition
Frame and outer mirror holder rotational angle data；
Step 4. is based on multidirectional more resolution charts under previous operating condition as video acquisition device camera angle and interior mirror holder
Camera shooting angle is calculated with the angular field of view of the image or video of required acquisition under outer mirror holder rotational angle data and current working
The data of degree and the assembled scheme of lens, and be converted to corresponding camera angle variable data and interior mirror holder and outer mirror holder
Assembled scheme variable data；In determining during the assembled scheme of mirror holder and outer mirror holder；Most with control shaft under previous operating condition
The mirror holder connected eventually is reference, is preferentially rotated up to angle with the mirror holder, and it is that standard is true that another mirror holder, which rotates the smallest angle,
Determine optimal combination scheme.
Assembled scheme variable number of the step 5. based on camera angle variable data in step 4 and interior mirror holder and outer mirror holder
According to；Control the duration of runs and the cooperation relation of electromagnet, servo motor and driving motor.
In actual use, when obtaining the image or video of special angle and clarity, due to the present invention
In include multiple lens on interior mirror holder and outer mirror holder, when obtaining same shooting angle range, by inside and outside mirror holder
A variety of photographic schemes can be formed using different lens combinations, under previous operating condition same case, photographic schemes generation not of the same race
Each not phase of the rotation angle (the actually combinations of lens) of control camera and interior mirror holder and outer mirror holder required for table
Together, the operation process of corresponding control mechanism and opposite fortune function amount be not also identical, is simplified structure in the present invention, interior mirror holder and
Outer mirror holder realizes control switching by the same servo motor driven, and by solenoid actuated control shaft, due to actual motion
The time of the movement consumption of the switching of control shaft and electromagnet is longer in the process, to just and the process of agreeing with has that friction is big,
And may cause larger vibration, it is preferably ginseng with the mirror holder that control shaft under previous operating condition finally connects in the present embodiment therefore
It examines, angle is preferentially rotated up to the mirror holder, it is that standard determines optimal combination scheme that another mirror holder, which rotates the smallest angle,.With
Convenient for reducing the degree of structure movement to the greatest extent, the workload of control operation is reduced, while reducing friction of motion between structure
Amount reduces fever, improves the speed and accuracy of image and video acquisition, improves the effect of monitoring and data acquisition,
Improve the durability of device.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (10)
1. a kind of multidirectional more resolution charts are as video acquisition device, which is characterized in that including support frame, pallet, outer mirror holder, scope
Frame, lens subassembly, camera assembly；Support frame includes the support tube of vertical direction；
Pallet is pot cover shape, and the top center of pallet is equipped with through-hole, and support frame passes through through-hole；Support tube is connected at the top of pallet
Upper end；Extend to form cricoid first supporting table and in the downwardly convex backward inside of two annular sections of lower surface edge of pallet
Two supporting tables；First supporting table is located inside, and the second supporting table is located at outside；
Outer mirror holder and interior mirror holder are the pot cover shape of back-off, and the top surface edge of two mirror holders raise upward respectively after to outside
Extend the loop connecting platform for being formed and being buckled in supporting table upper surface；The corresponding lens installation in multiple positions is provided on two mirror holders
Hole；Rotating cylinder is respectively equipped in the middle part of interior mirror holder and outer mirror holder can make to be set on outer mirror holder on interior mirror holder；
The cylinder bottom of outer mirror holder is equipped with card slot, and control shaft is equipped in the rotating cylinder of interior mirror holder, has and controls on the inside of the rotating cylinder of interior mirror holder
The internal gear that external gear on axis processed mutually agrees with；The lower end of control shaft is protruded on the inside of the rotating cylinder of outer mirror holder and is equipped with can be with card slot
The strip of clamping；
Lens subassembly includes multiple lens being installed in lens mounting hole；
Camera assembly includes lens bracket and shaft cylinder, and lens bracket is rotatable to be set on shaft cylinder, and shaft cylinder is connected to branch
Support lower end is equipped with the driving motor of driving lens bracket rotation on shaft cylinder；
The lower end of support tube or shaft cylinder is hollow, and hollow portion is provided with electromagnet, servo motor and control shaft, electromagnet core edge
The iron core lower section of vertical direction movement, electromagnet is connect with servo motor；The motor shaft of servo motor vertically downward and with control
Axis connection；Control shaft is rotated with motor shaft, and the lower end of control shaft is provided with external gear；
Solenoid actuated servo motor move up rear external gear and internal gear mutually bite conjunction, while strip and card slot are detached from, servo
Motor moves down rear internal gear and external gear and is detached from strip simultaneously to be connect with card slot.
2. a kind of multidirectional more resolution charts are as video acquisition device according to claim 1, which is characterized in that support frame also wraps
It includes and the first plate and the second plate is set perpendicular to support tube；It is vertically arranged with respectively on first plate and the second plate through flat
The connecting hole of plate surface；The support tube includes coaxially connected the first support tube and the second support tube, and the first support tube is under
End and the upper end of the second support tube are respectively arranged with the internal and external threads being mutually matched, and the first support tube is connected with the first plate, the
Two support tubes are connected with the second plate；The edge of through-hole raise upward after to extension spread at connecting plate, connecting plate be equipped with
The corresponding connecting hole of first plate；First plate and the second plate are located above and below pallet；
The outer dimension of lens matches with lens mounting hole, and camera includes that high-definition camera and low definition image
Head, camera are corresponding with lens mounting hole respectively.
3. a kind of multidirectional more resolution charts are as video acquisition device according to claim 1, which is characterized in that interior mirror holder and outer
Array is provided with multiple lens mounting holes respectively on mirror holder, and two cameras are arranged by center axial symmetry of support frame in lens bracket
Two sides.
4. a kind of multidirectional more resolution charts are as video acquisition device according to claim 1, which is characterized in that the outer mirror holder
Rotating cylinder raised upward and formed by the annular section of mirror holder bottom, outer mirror holder center is equipped with the cylindric positioning table of protrusion, positioning
Card slot is provided on platform, outer mirror holder upper position is provided with bearing mounting ring on the outside of rotating cylinder；Interior mirror holder center is equipped with through-hole, described
Rotating cylinder on interior mirror holder is extended to form with lower section upwards by the through-hole edge in the middle part of interior mirror holder, outside the internal diameter and positioning table of rotating cylinder
Diameter matching, interior mirror holder upper position are provided with bearing mounting ring on the outside of rotating cylinder.
5. a kind of multidirectional more resolution charts are as video acquisition device according to claim 2, which is characterized in that shaft cylinder it is interior
Guiding groove is provided on wall, the outer wall of servo motor is provided with guide ribs, and guide ribs are mutually agreed with guiding groove.
6. a kind of multidirectional more resolution charts are as video acquisition device according to claim 1, which is characterized in that the support tube
It is connected with each other with the hollow portion of the rotating cylinder on shaft cylinder and inside/outside mirror holder.
7. a kind of multidirectional more resolution charts are as video acquisition device according to claim 1, which is characterized in that outer mirror holder center
Equipped with cylindrical projection, card slot is set to the two sides of cylindrical projection, and limited post is provided at the top of cylindrical projection, and control axis center is equipped with
Limit hole, control shaft are set on limited post；
The length of limited post and the depth of limit hole meet, when control shaft is connected with each other from buckle strip to internal gear and external tooth
Wheel mutually bites continuous contact during conjunction.
8. a kind of multidirectional more resolution charts are as video acquisition device according to claim 1, which is characterized in that pallet lower end with
Endless groove has been dug in the mating surface of the upper end of outer mirror holder and interior mirror holder respectively, has been provided with ball in endless groove.
9. a kind of multidirectional more resolution charts are as video capture method characterized by comprising
Step 1. determines multidirectional more resolution charts as video acquisition device installation site；Determine required acquisition under different operating conditions
The angular field of view and clarity demand of image or video；With multidirectional more resolution charts as video acquisition device installation site and
Initial angle is that coordinate system is established in reference；
Step 2. is established in corresponding acquisition device and is taken the photograph according to the image of acquisition required under different operating conditions or the visual angle direction of video
As the data relationship table of head direction；It is accordingly adopted according to the foundation of the angular field of view of the image of acquisition required under different operating conditions or video
The assembled scheme table of lens in acquisition means；Interior mirror holder is established according to the assembled scheme table of lens in acquisition device and outer mirror holder is corresponding
Rotational angle relation table；
Step 3. successively recorded under each operating condition multidirectional more resolution charts as video acquisition device camera angle and interior mirror holder and
Outer mirror holder rotational angle data；
Step 4. is based on multidirectional more resolution charts under previous operating condition as video acquisition device camera angle and interior mirror holder and outer
The angular field of view of the image or video of required acquisition calculates camera angle under mirror holder rotational angle data and current working
The assembled scheme of data and lens, and be converted to the combination of corresponding camera angle variable data and interior mirror holder and outer mirror holder
Protocol variables data；
Assembled scheme variable data of the step 5. based on camera angle variable data in step 4 and interior mirror holder and outer mirror holder；Control
The duration of runs and the cooperation relation of electromagnet processed, servo motor and driving motor.
10. a kind of multidirectional more resolution charts are as video capture method according to claim 9, which is characterized in that
In the step 4, in determining during the assembled scheme of mirror holder and outer mirror holder；It is final with control shaft under previous operating condition
The mirror holder of connection is reference, is preferentially rotated up to angle with the mirror holder, another mirror holder rotates the smallest angle and determines for standard
Optimal combination scheme.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811120216.6A CN108965833A (en) | 2018-09-26 | 2018-09-26 | The multidirectional more resolution charts of one kind are as video acquisition device and its acquisition method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811120216.6A CN108965833A (en) | 2018-09-26 | 2018-09-26 | The multidirectional more resolution charts of one kind are as video acquisition device and its acquisition method |
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| CN108965833A true CN108965833A (en) | 2018-12-07 |
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| CN201811120216.6A Pending CN108965833A (en) | 2018-09-26 | 2018-09-26 | The multidirectional more resolution charts of one kind are as video acquisition device and its acquisition method |
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| CN111191623A (en) * | 2020-01-03 | 2020-05-22 | 圣点世纪科技股份有限公司 | Finger vein shooting distance determination method |
| CN113419396A (en) * | 2021-07-06 | 2021-09-21 | 蚌埠学院 | Rotating shaft camera and camera with same |
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| JP2010032759A (en) * | 2008-07-29 | 2010-02-12 | Casio Comput Co Ltd | Photographing apparatus and optical apparatus |
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