CN112879779A - Video monitoring device and monitoring method - Google Patents
Video monitoring device and monitoring method Download PDFInfo
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- CN112879779A CN112879779A CN202110013252.8A CN202110013252A CN112879779A CN 112879779 A CN112879779 A CN 112879779A CN 202110013252 A CN202110013252 A CN 202110013252A CN 112879779 A CN112879779 A CN 112879779A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000012806 monitoring device Methods 0.000 title abstract description 14
- 230000000007 visual effect Effects 0.000 claims abstract description 33
- 230000008859 change Effects 0.000 claims abstract description 23
- 230000000694 effects Effects 0.000 claims abstract description 21
- 230000001681 protective effect Effects 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000012634 fragment Substances 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 4
- 238000013016 damping Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/2007—Undercarriages with or without wheels comprising means allowing pivoting adjustment
- F16M11/2014—Undercarriages with or without wheels comprising means allowing pivoting adjustment around a vertical axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/2085—Undercarriages with or without wheels comprising means allowing sideward adjustment, i.e. left-right translation of the head relatively to the undercarriage
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- 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
- G03B11/00—Filters or other obturators specially adapted for photographic purposes
- G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
- G03B11/045—Lens hoods or shields
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- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
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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
- H04N23/50—Constructional details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/695—Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
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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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a video monitoring device and a monitoring method, comprising an arc visual angle adjusting unit, a lifting unit, a transverse moving unit, a fixing unit, a pitching moving unit, a pitching control unit and a video camera unit; the top of the arc-shaped plate is provided with a lifting unit, the lifting unit is provided with a transverse moving unit, the transverse moving unit is provided with a fixing unit, the pitching moving unit is arranged on the inner side of the sliding plate, and the pitching moving unit is respectively provided with a pitching control unit and a video shooting unit; the lifting unit can change the height of the video camera unit, the transverse moving unit can change the transverse position of the video camera unit, and the fixing unit is used for fixing the whole device; the change of realization control angle that can be quick to control angle change range is big, and the control visual angle is comprehensive, and the tracking control object that can be fast steady, monitoring effect is good.
Description
Technical Field
The invention relates to the technical field of monitoring devices, in particular to a video monitoring device and a monitoring method.
Background
With the development of society, monitoring in public places is very common, the monitoring usually adopts a video camera mode, in order to improve the monitoring angle, a device is usually adopted to move a video monitor at different angles, then the change range of the monitoring angle of the current video monitoring device is limited, and a monitored object cannot be tracked rapidly and stably.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a video monitoring device and a monitoring method, which can quickly change the monitoring angle, have large change range of the monitoring angle, comprehensive monitoring visual angle, can quickly and stably track a monitored object, have good monitoring effect and can effectively solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a video monitoring device comprises an arc visual angle adjusting unit, a lifting unit, a transverse moving unit, a fixing unit, a pitching moving unit, a pitching control unit and a video shooting unit;
the arc visual angle adjusting unit comprises an arc plate, an arc chute, a sliding plate, an arc sliding block, a first movable shaft, a first bent rod, a second movable shaft, a second bent rod, a rotating shaft, a first bearing, a shaft coupling, a visual angle adjusting motor, a motor fixing sleeve and a supporting plate, wherein an arc through groove is formed in the middle of the side face of the arc plate, the arc chute is formed in the bottom of the arc through groove, the arc sliding plate is arranged in the arc through groove, the arc sliding block in sliding connection with the arc chute is arranged at the bottom of the sliding plate, the outer side of the sliding plate is movably connected with the inner side of one end of the first bent rod through the first movable shaft, the other end of the first bent rod is movably connected with one end of the second bent rod through the second movable shaft, the rotating shaft is rotatably connected to the end of the arc plate through the first bearing, one end, the other end of the rotating shaft extends to the inner side of the arc-shaped plate and is connected with an output shaft of the visual angle adjusting motor through a coupler, a motor fixing sleeve is fixedly sleeved on the outer side of the visual angle adjusting motor, and the motor fixing sleeve is fixedly connected with the inner side of the arc-shaped plate through a supporting plate;
the top of arc installs the lift unit, install the lateral shifting unit on the lift unit, install fixed unit on the lateral shifting unit, every single move movable unit installs in the inboard of slide, and installs every single move control unit and video camera unit on the every single move movable unit respectively.
The elevation unit can change the height of the video camera unit, the transverse moving unit can change the transverse position of the video camera unit, the fixing unit is used for fixing the whole device, and the pitching control unit can control the pitching movable unit to move, so that the pitching angle of the video camera unit is changed;
visual angle adjustment motor work can drive the rotation axis through the shaft coupling and rotate, can drive two curved bars around the rotation axis rotating to drive the arc through curved bar one and lead to the inslot reciprocating motion at the arc, because the smooth reciprocating motion of arc on the pitch arc can be guaranteed to the slip of arc spout and arc slider, thereby change the arc visual angle of video camera unit.
Further, the lifting unit comprises a vertical rod, a cross rod, a first fixing ring, a motor fixing seat, a lifting motor, a vertical screw rod, a lifting rod, a nut sleeve, a sliding sleeve, a vertical guide rod and a limiting nut, the two ends of the top of the arc-shaped plate are respectively and fixedly connected with a vertical rod, the tops of the two vertical rods are connected through a cross rod, a first fixing ring is fixedly sleeved at the middle part of the cross rod, a connecting supporting plate is fixed at the top of the first fixing ring, the top parts of the two ends of the connecting supporting plate are respectively provided with a vertical guide rod, the middle part of the connecting supporting plate is provided with a lifting motor through a motor fixing seat, the output shaft of the lifting motor is connected with a vertical screw rod, two ends of the lifting rod are respectively embedded with a sliding sleeve, and the middle part of the lifting rod is embedded with a nut sleeve, the nut sleeve is in threaded connection with the vertical lead screw, the vertical guide rod is in sliding connection with the sliding sleeve, and the top of the vertical guide rod is in threaded connection with a limiting nut.
The work of the lifting motor can drive the vertical lead screw to rotate, and the vertical guide rod and the sliding sleeve can be driven to slide under the action of the threads of the vertical lead screw and the nut sleeve, so that the height of the connecting supporting plate is changed, the height of the video camera unit is changed, and the stop nut can prevent the vertical guide rod and the sliding sleeve from falling off.
Further, the lateral shifting unit includes connecting rod, horizontal connecting rod, the lantern ring, two bearings, end plate, connecting plate, horizontal guide arm, horizontal lead screw, movable block and transverse motor, the both ends of lifter are respectively through the both ends of connecting rod connection horizontal connecting rod, the middle part of horizontal connecting rod is fixed to have cup jointed the lantern ring, the side of the lantern ring is fixed with the movable block, the both ends of connecting plate are connected with two end plates respectively, rotate the both ends of connecting horizontal lead screw through two bearings between two end plates, the output shaft of transverse motor is connected to the one end of horizontal lead screw, transverse motor fixes the outside at an end plate, still is fixed with horizontal guide arm between two end plates, the slide opening sliding connection of horizontal guide arm and movable block side, and the screw threaded connection of horizontal lead screw and movable block side.
The transverse motor can drive the transverse screw rod to rotate when working, and can drive the movable block to move along the transverse guide rod, so that the video camera unit can be driven to move in the transverse direction.
Further, the fixed unit includes L shape dead lever, fixed orifices one, horizontal fixed plate, fixed orifices two and draw-in groove, and the both ends of connecting plate are connected with the horizontal end of two L shape dead levers respectively, and the vertical end of two L shape dead levers passes through horizontal fixed plate to be connected, fixed orifices two have been seted up at the middle part of horizontal fixed plate, the draw-in groove has been seted up to the bottom of horizontal fixed plate, and fixed orifices one has been seted up to the vertical end of two L shape dead levers.
The clamping groove can be clamped on a clamping block needing to be fixed in position, then two L-shaped fixing rods can be fixed through the first fixing hole, the transverse fixing plate can be fixed through the second fixing hole, and the fixing installation is firm.
Further, every single move movable unit includes jib, mounting panel, movable box, articulated seat, a piece and every single move axle, the inboard of arc is connected with the mounting panel through the jib, the inboard bottom of mounting panel is fixed with a piece, the rear side of movable box is fixed with articulated seat, articulated seat passes through every single move axle and a piece swing joint.
Because articulated seat and the activity of a piece to can make the activity case move about every single move relative to the mounting panel, change the every single move angle of video camera unit.
Furthermore, every single move the control unit and include backup pad, control shaft, activity square, bevel gear one, control motor, bevel gear two, U-shaped seat, screw rod, screw cover and control pin axle, the top both sides of mounting panel are fixed with the backup pad respectively, rotate between two backup pads and are connected with the control shaft, the output shaft of control motor is connected to the one end of control shaft, the middle part of control shaft rotates and connects the activity square, the side of activity square rotates and is connected with the one end of screw rod, the one end that the screw rod is close to the activity square is fixed with bevel gear two, be fixed with the bevel gear one with bevel gear two meshing on the control shaft, the top of activity case is fixed with the U-shaped seat, the U-shaped seat has the screw cover through control pin axle swing joint, the screw cover and screw rod threaded connection.
The control motor works to drive the control shaft to rotate, so that the first bevel gear is driven to rotate, the second bevel gear can drive the second bevel gear to rotate, and the second bevel gear drives the screw to rotate, so that the position of the screw hole sleeve relative to the screw is changed, and the pitching angle of the movable box is changed.
Further, the video camera unit includes camera, camera lens, telescopic link, spring and the fixed cover of machine, the inside of activity case is equipped with the camera, the side of camera is equipped with the fixed cover of machine, be connected through the telescopic link between the fixed cover of machine and the inner wall of activity case, the spring has been cup jointed to the side of telescopic link, the front side of camera is equipped with the camera lens, the camera lens passes the opening of activity case front side.
Adopt the fixed cover of machine to wrap up the camera, use telescopic link and spring can cushion fixed cover of machine and fix, avoid outside activity to have great vibration to the camera.
Further, still include camera lens protection unit, camera lens protection unit includes external screw thread cover, internal thread cover, protective sheath, heat conduction cover, heating wire, flexible fixed cover, lens and closed ring, the front side of movable box is equipped with the diameter and is greater than open-ended external screw thread cover, the one end of protective sheath is equipped with the internal thread cover of being connected with external screw thread cover cooperation, the heat conduction cover has been cup jointed in the protective sheath, it has the heating wire to inlay in the heat conduction cover, the lens is installed through flexible fixed cover to the other end of protective sheath, and the front side of protective sheath is equipped with the closed ring.
Adopt the closed loop can seal fixedly to the junction of flexible fixed cover and lens, the lens is protected the camera lens of inside, uses the heating wire heating to heat the heat conduction cover, and the heat conduction cover can heat protective sheath internal temperature, avoids the lens to haze.
Further, still include ash blocking shading unit, ash blocking shading unit includes the half-circular arc cover, rotates seat, shell fragment and pivot, the both sides of protective sheath are fixed with respectively and rotate the seat, and two sides of rotating the seat rotate respectively and are connected with the pivot, two pivots respectively with the both ends fixed connection of half-circular arc cover, the middle part of two pivots is equipped with the shell fragment that provides the damping.
The rotating shaft is used for enabling the semi-circular arc cover to rotate relative to the protective sleeve, so that the shading position of the semi-circular arc cover can be adjusted, the elastic sheet can be used for providing damping for rotation of the rotating shaft, and the position of the semi-circular arc cover after adjustment can be guaranteed to be stable.
A monitoring method of a video monitoring device comprises the following steps:
the method comprises the following steps: the whole device is fixedly installed by using a fixing unit, and the transverse position of the video camera unit can be changed by using a transverse moving unit;
step two: the lifting unit can be used for changing different monitoring heights of the video camera unit, and the arc visual angle adjusting unit can be used for adjusting the shooting monitoring visual angle of the video camera unit on the arc line;
step three: the pitching control unit is used for controlling the pitching movable unit to change the pitching angle, so that the monitoring pitching angle of the video camera unit is adjusted;
step four: protecting the lens of the video camera unit by using a lens protection unit and preventing the lens from fogging;
step five: the lens is shielded and shielded from dust by using the dust-shielding and light-shielding unit.
Compared with the prior art, the invention has the beneficial effects that: the video monitoring device and the monitoring method have the following advantages:
1. the height of the video camera unit can be changed by the lifting unit, the transverse position of the video camera unit can be changed by the transverse moving unit, the fixing unit is used for fixing the whole device, and the pitching control unit can control the pitching movable unit to move, so that the pitching angle of the video camera unit is changed.
2. Visual angle adjustment motor work can drive the rotation axis through the shaft coupling and rotate, can drive two curved bars around the rotation axis rotating to drive the arc through curved bar one and lead to the inslot reciprocating motion at the arc, because the smooth reciprocating motion of arc on the pitch arc can be guaranteed to the slip of arc spout and arc slider, thereby change the arc visual angle of video camera unit.
3. The change of realization control angle that can be quick to control angle change range is big, and the control visual angle is comprehensive, and the tracking control object that can be fast steady, monitoring effect is good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic rear side view of the present invention;
FIG. 3 is a schematic front side view of the present invention;
FIG. 4 is a front elevational view of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a schematic structural diagram of the gray blocking and shading unit according to the present invention;
FIG. 7 is a schematic view of a video camera unit according to the present invention;
FIG. 8 is a schematic view of a lens protection unit according to the present invention;
FIG. 9 is a schematic view of the structure of the sliding plate and the arc-shaped sliding block.
In the figure: 1 dust blocking and shading unit, 101 semi-circular arc cover, 102 rotating seat, 103 elastic sheet, 104 rotating shaft, 2 arc visual angle adjusting unit, 21 arc plate, 22 arc chute, 23 sliding plate, 24 arc sliding block, 25 movable shaft I, 26 bent rod I, 27 movable shaft II, 28 bent rod II, 29 rotating shaft, 210 bearing I, 211 coupling, 212 visual angle adjusting motor, 213 motor fixing sleeve, 214 supporting plate, 3 lifting unit, 31 vertical rod, 32 cross rod, 33 fixing ring I, 34 motor fixing seat, 35 lifting motor, 36 vertical lead screw, 37 lifting rod, 38 nut sleeve, 39 sliding sleeve, 310 vertical guide rod, 311 limit nut, 4 transverse moving unit, 41 connecting rod, 42 transverse connecting rod, 43 sleeve ring, 44 bearing II, 45 end plate, 46 connecting plate, 47 transverse guide rod, 48 transverse lead screw, 49 movable block, 410 transverse motor, 5 fixing unit, 51L-shaped fixing rod, 52 fixing hole I, 41 transverse connecting rod, 42 transverse connecting rod, 43 sleeve ring, 44 bearing II, 45 end plate, 46, 53 transverse fixing plates, 54 fixing holes II, 55 clamping grooves, 6 pitching movable units, 61 suspension rods, 62 mounting plates, 63 movable boxes, 64 hinged seats, 65 supporting blocks, 66 pitching shafts, 7 pitching control units, 71 supporting plates, 72 control shafts, 73 movable blocks, 74 bevel gear I, 75 control motors, 76 bevel gear II, 77U-shaped seats, 78 screw rods, 79 threaded sleeves, 710 control pin shafts, 8 video camera units, 81 cameras, 82 lenses, 83 telescopic rods, 84 springs, 85 machine fixing sleeves, 9 lens protection units, 91 external threaded sleeves, 92 internal threaded sleeves, 93 protection sleeves, 94 heat conduction sleeves, 95 heating wires, 96 flexible fixing sleeves, 97 lenses and 98 closed rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, please refer to fig. 1 to 9, this embodiment provides a technical solution: a video monitoring device comprises an arc visual angle adjusting unit 2, a lifting unit 3, a transverse moving unit 4, a fixing unit 5, a pitching moving unit 6, a pitching control unit 7 and a video shooting unit 8;
the arc visual angle adjusting unit 2 comprises an arc plate 21, an arc chute 22, a sliding plate 23, an arc sliding block 24, a first movable shaft 25, a first bent rod 26, a second movable shaft 27, a second bent rod 28, a rotating shaft 29, a first bearing 210, a coupler 211, a visual angle adjusting motor 212, a motor fixing sleeve 213 and a supporting plate 214, wherein an arc through groove is formed in the middle of the side surface of the arc plate 21, the arc chute 22 is formed in the bottom of the arc through groove, the arc sliding plate 23 is arranged in the arc through groove, the arc sliding block 24 in sliding connection with the arc chute 22 is arranged at the bottom of the sliding plate 23, the outer side of the sliding plate 23 is movably connected with the inner side of one end of the first bent rod 26 through the first movable shaft 25, the other end of the first bent rod 26 is movably connected with one end of the second bent rod 28 through the second movable shaft 27, the end of the arc plate 21 is rotatably connected with the rotating shaft 29 through the first bearing, the other end of the rotating shaft 29 extends to the inner side of the arc-shaped plate 21 and is connected with an output shaft of a visual angle adjusting motor 212 through a coupler 211, a motor fixing sleeve 213 is fixedly sleeved on the outer side of the visual angle adjusting motor 212, and the motor fixing sleeve 213 is fixedly connected with the inner side of the arc-shaped plate 21 through a supporting plate 214;
the top of arc 21 is installed lifting unit 3, installs lateral shifting unit 4 on lifting unit 3, installs fixed unit 5 on the lateral shifting unit 4, and every single move movable unit 6 installs the inboard at slide 23, and installs every single move control unit 7 and video camera unit 8 on the every single move movable unit 6 respectively.
The elevation unit 3 can change the height of the video camera unit 8, the transverse moving unit 4 can change the transverse position of the video camera unit 8, the fixing unit 5 is used for fixing the whole device, and the pitching control unit 7 can control the pitching movable unit 6 to move so as to change the pitching angle of the video camera unit 8;
visual angle adjustment motor 212 work can drive rotation axis 29 through shaft coupling 211 and rotate, can drive two 28 curved bars around rotation axis 29 rotations to drive arc 21 through a curved bar 26 and lead to the reciprocal activity in the groove at the arc, because the smooth reciprocal activity of arc 21 on the arc can be guaranteed in the slip of arc spout 22 and arc slider 24, thereby change the arc visual angle of video camera unit 8.
The lifting unit 3 comprises a vertical rod 31, a cross rod 32, a first fixing ring 33, a motor fixing seat 34, a lifting motor 35, a vertical lead screw 36, a lifting rod 37, a nut sleeve 38, a sliding sleeve 39, a vertical guide rod 310 and a limit nut 311, wherein the two ends of the top of the arc-shaped plate 21 are respectively and fixedly connected with the vertical rod 31, the tops of the two vertical rods 31 are connected through the cross rod 32, the middle part of the cross rod 32 is fixedly sleeved with the first fixing ring 33, the top of the first fixing ring 33 is fixedly provided with a connecting supporting plate, the tops of the two ends of the connecting supporting plate are respectively provided with the vertical guide rod 310, the middle part of the connecting supporting plate is provided with the lifting motor 35 through the motor fixing seat 34, an output shaft of the lifting motor 35 is connected with the vertical lead screw 36, the two ends of the lifting rod 37 are respectively embedded with the sliding sleeve, the top of the vertical guide rod 310 is in threaded connection with a limit nut 311.
The lifting motor 35 can drive the vertical lead screw 36 to rotate when working, and the vertical guide rod 310 and the sliding sleeve 39 can be driven to slide due to the thread effect of the vertical lead screw 36 and the nut sleeve 38, so that the height of the connecting supporting plate is changed, the height of the video camera unit 8 is changed, and the stop nut 311 can prevent the vertical guide rod 310 and the sliding sleeve 39 from falling off.
The transverse moving unit 4 comprises a connecting rod 41, a transverse connecting rod 42, a lantern ring 43, a second bearing 44, an end plate 45, a connecting plate 46, a transverse guide rod 47, a transverse lead screw 48, a movable block 49 and a transverse motor 410, the both ends of lifter 37 are respectively through the both ends of connecting rod 41 connection horizontal connecting rod 42, the lantern ring 43 has been cup jointed to the fixed cover in middle part of horizontal connecting rod 42, the side of lantern ring 43 is fixed with movable block 49, the both ends of connecting plate 46 are connected with two end plates 45 respectively, rotate the both ends of connecting horizontal lead screw 48 through bearing two 44 between two end plates 45, the output shaft of horizontal motor 410 is connected to the one end of horizontal lead screw 48, horizontal motor 410 fixes the outside at an end plate 45, still be fixed with horizontal guide arm 47 between two end plates 45, the sliding hole sliding connection of horizontal guide arm 47 and movable block 49 side, and the screw threaded connection of horizontal lead screw 48 and movable block 49 side.
The transverse motor 410 can drive the transverse screw 48 to rotate, and can drive the movable block 49 to move along the transverse guide rod 47, so as to drive the video camera unit 8 to move in the transverse direction.
Fixed unit 5 includes L shape dead lever 51, fixed orifices one 52, horizontal fixed plate 53, two 54 in fixed orifices and draw-in groove 55, and the both ends of connecting plate 46 are connected with the horizontal end of two L shape dead levers 51 respectively, and the vertical end of two L shape dead levers 51 is connected through horizontal fixed plate 53, and two 54 in fixed orifices have been seted up at the middle part of horizontal fixed plate 53, and draw-in groove 55 has been seted up to the bottom of horizontal fixed plate 53, and one 52 in fixed orifices has been seted up to the vertical end of two L shape dead levers 51.
The clamping groove 55 can be used for clamping a clamping block at a required fixing position, then the two L-shaped fixing rods 51 can be fixed through the first fixing holes 52, the transverse fixing plate 53 can be fixed through the second fixing holes 54, and the fixing and the installation are firm.
The pitching movable unit 6 comprises a suspender 61, a mounting plate 62, a movable box 63, a hinged seat 64, a supporting block 65 and a pitching shaft 66, the inner side of the arc plate 21 is connected with the mounting plate 62 through the suspender 61, the bottom of the inner side of the mounting plate 62 is fixed with the supporting block 65, the rear side of the movable box 63 is fixed with the hinged seat 64, and the hinged seat 64 is movably connected with the supporting block 65 through the pitching shaft 66.
Since the hinge base 64 and the support block 65 are movable, the movable box 63 can be moved in the pitch direction with respect to the mounting plate 62, and the pitch angle of the video camera unit 8 can be changed.
The pitching control unit 7 comprises support plates 71, a control shaft 72, a movable square block 73, a first bevel gear 74, a control motor 75, a second bevel gear 76, a U-shaped seat 77, a screw rod 78, a screw hole sleeve 79 and a control pin shaft 710, wherein the support plates 71 are respectively fixed on two sides of the top of the mounting plate 62, the control shaft 72 is rotatably connected between the two support plates 71, one end of the control shaft 72 is connected with an output shaft of the control motor 75, the middle of the control shaft 72 is rotatably connected with the movable square block 73, one end of the screw rod 78 is rotatably connected with the side surface of the movable square block 73, the second bevel gear 76 is fixed at one end of the screw rod 78 close to the movable square block 73, the first bevel gear 74 meshed with the second bevel gear 76 is fixed on the control shaft 72, the U-shaped seat 77 is fixed on the top of the movable box 63, the U-shaped.
The control motor 75 works to drive the control shaft 72 to rotate, so as to drive the first bevel gear 74 to rotate, the first bevel gear 74 can drive the second bevel gear 76 to rotate, and the second bevel gear 76 drives the screw rod 78 to rotate, so as to change the position of the screw hole sleeve 79 opposite to the screw rod 78, and further change the pitch angle of the movable box 63.
The video camera unit 8 comprises a camera 81, a lens 82, an expansion link 83, a spring 84 and a machine fixing sleeve 85, the camera 81 is arranged inside the movable box 63, the machine fixing sleeve 85 is arranged on the side surface of the camera 81, the machine fixing sleeve 85 is connected with the inner wall of the movable box 63 through the expansion link 83, the spring 84 is sleeved on the side surface of the expansion link 83, the lens 82 is arranged on the front side of the camera 81, and the lens 82 penetrates through an opening on the front side of the movable box 63.
Adopt the fixed cover 85 of machine to wrap up camera 81, use telescopic link 83 and spring 84 can cushion fixed cover 85 of machine fixed, avoid outside activity to have great vibration to camera 81.
In the second embodiment, referring to fig. 7-8, the present embodiment provides a technical solution: the utility model provides a video monitoring device, this embodiment is roughly the same with the structure of embodiment one, the difference lies in, still include camera lens protection unit 9, camera lens protection unit 9 includes external screw thread cover 91, internal screw thread cover 92, protective sheath 93, heat-conducting sleeve 94, heating wire 95, flexible fixed cover 96, lens 97 and closed ring 98, the front side of movable box 63 is equipped with the diameter and is greater than open-ended external screw thread cover 91, the one end of protective sheath 93 is equipped with the internal screw thread cover 92 of being connected with external screw thread cover 91 cooperation, heat-conducting sleeve 94 has been cup jointed in the protective sheath 93, it has heating wire 95 to inlay in the heat-conducting sleeve 94, lens 97 is installed through flexible fixed cover 96 to the other end of protective sheath 93, and the front side.
Adopt the closed loop 98 can seal fixedly to the junction of flexible fixed cover 96 and lens 97, lens 97 protects the camera lens of inside, uses heating wire 95 heating can heat conduction sleeve 94, and heat conduction sleeve 94 can heat protective sheath 93 internal temperature, avoids lens 97 to haze.
In the third embodiment, referring to fig. 6, the present embodiment provides a technical solution: the utility model provides a video monitoring device, this embodiment is roughly the same with the structure of above embodiment, and the difference lies in, still include ash blocking shading unit 1, ash blocking shading unit 1 includes half-circular arc cover 101, rotates seat 102, shell fragment 103 and pivot 104, and the both sides of protective sheath 93 are fixed with respectively and rotate seat 102, and two sides of rotating seat 102 rotate respectively and are connected with pivot 104, two pivot 104 respectively with the both ends fixed connection of half-circular arc cover 101, the middle part of two pivot 104 is equipped with the shell fragment 103 that provides damping.
The rotating shaft 104 can enable the semi-circular arc cover 101 to rotate relative to the protective sleeve 93, so that the shading position of the semi-circular arc cover 101 can be adjusted, the elastic sheet 103 can provide damping for rotation of the rotating shaft 104, and the position of the rear half-circular arc cover 101 can be guaranteed to be adjusted to be stable.
A monitoring method of a video monitoring device comprises the following steps:
the method comprises the following steps: the whole device is fixedly installed by using a fixing unit 5, and the transverse position of a video camera unit 8 can be changed by using a transverse moving unit 4;
step two: the lifting unit 3 can be used for changing different monitoring heights of the video camera unit 8, and the arc visual angle adjusting unit 2 can be used for adjusting the shooting monitoring visual angle of the video camera unit 8 on the arc line;
step three: the pitching control unit 7 is used for controlling the pitching movable unit 6 to change the pitching angle, so that the monitoring pitching angle of the video camera unit 8 is adjusted;
step four: protecting the lens 82 of the video camera unit 8 with the lens protection unit 9 and preventing fogging of the lens;
step five: the use of the dust-blocking light-shielding unit 1 functions to shield the lens 82 from light and dust.
It should be noted that the view angle adjusting motor 212, the lifting motor 35, the transverse motor 410, the control motor 75 and the heating wire 95 disclosed in the above embodiments are all electrically connected to an external power source through a PLC controller, the electrical components are all selected according to the actual usage scenario and have appropriate models and powers, and the PLC controller controls the view angle adjusting motor 212, the lifting motor 35, the transverse motor 410, the control motor 75 and the heating wire 95 to work by a method commonly used in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A video monitoring apparatus, characterized by: the device comprises an arc visual angle adjusting unit (2), a lifting unit (3), a transverse moving unit (4), a fixing unit (5), a pitching moving unit (6), a pitching control unit (7) and a video shooting unit (8);
the arc visual angle adjusting unit (2) comprises an arc plate (21), an arc sliding groove (22), a sliding plate (23), an arc sliding block (24), a movable shaft I (25), a bent rod I (26), a movable shaft II (27), a bent rod II (28), a rotating shaft (29), a bearing I (210), a shaft coupling (211), a visual angle adjusting motor (212), a motor fixing sleeve (213) and a supporting plate (214), wherein an arc through groove is formed in the middle of the side surface of the arc plate (21), the arc sliding groove (22) is formed in the bottom of the arc through groove, the arc sliding plate (23) is arranged in the arc through groove, the arc sliding block (24) which is in sliding connection with the arc sliding groove (22) is arranged at the bottom of the sliding plate (23), the outer side of the sliding plate (23) is movably connected with the inner side of one end of the bent rod I (26) through the movable shaft I (25), and the other end of the bent rod I (26) is movably connected with one, the end part of the arc-shaped plate (21) is rotatably connected with a rotating shaft (29) through a bearing I (210), one end of the rotating shaft (29) extends to the outer side of the arc-shaped plate (21) and is fixedly connected with the other end of the bent rod II (28), the other end of the rotating shaft (29) extends to the inner side of the arc-shaped plate (21) and is connected with an output shaft of a visual angle adjusting motor (212) through a coupler (211), a motor fixing sleeve (213) is fixedly sleeved on the outer side of the visual angle adjusting motor (212), and the motor fixing sleeve (213) is fixedly connected with the inner side of the arc-shaped plate (21) through a supporting plate (214);
lifting unit (3) are installed at the top of arc (21), install lateral shifting unit (4) on lifting unit (3), install fixed unit (5) on lateral shifting unit (4), the inboard at slide (23) is installed in every single move unit (6), and installs every single move control unit (7) and video camera unit (8) on every single move unit (6) respectively.
2. A video surveillance apparatus according to claim 1, characterized in that: the lifting unit (3) comprises vertical rods (31), a horizontal rod (32), a first fixing ring (33), a motor fixing seat (34), a lifting motor (35), a vertical screw rod (36), a lifting rod (37), a nut sleeve (38), a sliding sleeve (39), a vertical guide rod (310) and a limiting nut (311), wherein the two ends of the top of the arc plate (21) are respectively and fixedly connected with the vertical rods (31), the tops of the two vertical rods (31) are connected through the horizontal rod (32), the middle part of the horizontal rod (32) is fixedly sleeved with the first fixing ring (33), the top of the first fixing ring (33) is fixedly provided with a connecting supporting plate, the tops of the two ends of the connecting supporting plate are respectively provided with the vertical guide rod (310), the middle part of the connecting supporting plate is provided with the lifting motor (35) through the motor fixing seat (34), and an output shaft, sliding sleeves (39) are respectively embedded at two ends of the lifting rod (37), a nut sleeve (38) is embedded in the middle of the lifting rod (37), the nut sleeve (38) is in threaded connection with the vertical lead screw (36), the vertical guide rod (310) is in sliding connection with the sliding sleeves (39), and a limiting nut (311) is in threaded connection with the top of the vertical guide rod (310).
3. A video surveillance apparatus according to claim 2, characterized in that: the transverse moving unit (4) comprises a connecting rod (41), a transverse connecting rod (42), a sleeve ring (43), a second bearing (44), end plates (45), a connecting plate (46), a transverse guide rod (47), a transverse lead screw (48), a movable block (49) and a transverse motor (410), two ends of the lifting rod (37) are connected with two ends of the transverse connecting rod (42) through the connecting rod (41) respectively, the sleeve ring (43) is fixedly sleeved in the middle of the transverse connecting rod (42), the movable block (49) is fixed on the side face of the sleeve ring (43), two ends of the connecting plate (46) are connected with the two end plates (45) respectively, two ends of the transverse lead screw (48) are rotatably connected between the two end plates (45) through the second bearing (44), one end of the transverse lead screw (48) is connected with an output shaft of the transverse motor (410), and the transverse motor (410) is fixed on the outer side, a transverse guide rod (47) is further fixed between the two end plates (45), the transverse guide rod (47) is in sliding connection with a sliding hole in the side face of the movable block (49), and a transverse lead screw (48) is in threaded connection with a screw hole in the side face of the movable block (49).
4. A video surveillance apparatus according to claim 3, characterized in that: fixed unit (5) include L shape dead lever (51), fixed orifices one (52), horizontal fixed plate (53), fixed orifices two (54) and draw-in groove (55), and the both ends of connecting plate (46) are connected with the horizontal end of two L shape dead levers (51) respectively, and the vertical end of two L shape dead levers (51) is connected through horizontal fixed plate (53), fixed orifices two (54) have been seted up at the middle part of horizontal fixed plate (53), draw-in groove (55) have been seted up to the bottom of horizontal fixed plate (53), and fixed orifices one (52) have been seted up to the vertical end of two L shape dead levers (51).
5. A video surveillance apparatus according to claim 4, characterized in that: every single move movable unit (6) include jib (61), mounting panel (62), activity case (63), articulated seat (64), prop up piece (65) and every single move axle (66), the inboard of arc (21) is connected with mounting panel (62) through jib (61), the inboard bottom of mounting panel (62) is fixed with a piece (65), the rear side of activity case (63) is fixed with articulated seat (64), articulated seat (64) are through every single move axle (66) and prop up piece (65) swing joint.
6. A video surveillance apparatus according to claim 5, characterized in that: the pitching control unit (7) comprises support plates (71), a control shaft (72), a movable square block (73), a first bevel gear (74), a control motor (75), a second bevel gear (76), a U-shaped seat (77), a screw rod (78), a screw hole sleeve (79) and a control pin shaft (710), the support plates (71) are respectively fixed on two sides of the top of the mounting plate (62), the control shaft (72) is rotatably connected between the two support plates (71), one end of the control shaft (72) is connected with an output shaft of the control motor (75), the middle of the control shaft (72) is rotatably connected with the movable square block (73), the side of the movable square block (73) is rotatably connected with one end of the screw rod (78), the second bevel gear (76) is fixed at one end of the screw rod (78) close to the movable square block (73), the first bevel gear (74) meshed with the second bevel gear (76) is fixed on the control, the top of activity case (63) is fixed with U-shaped seat (77), U-shaped seat (77) have screw hole cover (79) through control pin axle (710) swing joint, screw hole cover (79) and screw rod (78) threaded connection.
7. A video surveillance apparatus according to claim 6, characterized in that: video camera unit (8) include camera (81), camera lens (82), telescopic link (83), the fixed cover of spring (84) and machine (85), the inside of movable box (63) is equipped with camera (81), the side of camera (81) is equipped with the fixed cover of machine (85), be connected through telescopic link (83) between the inner wall of the fixed cover of machine (85) and movable box (63), spring (84) have been cup jointed to the side of telescopic link (83), the front side of camera (81) is equipped with camera lens (82), the opening of movable box (63) front side is passed in camera lens (82).
8. A video surveillance apparatus according to claim 7, characterized in that: still include camera lens protection unit (9), camera lens protection unit (9) include external screw thread cover (91), internal screw thread cover (92), protective sheath (93), heat conduction cover (94), heating wire (95), flexible fixed cover (96), lens (97) and closed ring (98), the front side of movable box (63) is equipped with the diameter and is greater than open-ended external screw thread cover (91), the one end of protective sheath (93) is equipped with internal screw thread cover (92) of being connected with external screw thread cover (91) cooperation, heat conduction cover (94) has been cup jointed in protective sheath (93), it has heating wire (95) to inlay in heat conduction cover (94), lens (97) are installed through flexible fixed cover (96) to the other end of protective sheath (93), and the front side of protective sheath (93) is equipped with closed ring (98).
9. A video surveillance apparatus according to claim 8, characterized in that: still include ash blocking shading unit (1), ash blocking shading unit (1) includes half-circular arc cover (101), rotates seat (102), shell fragment (103) and pivot (104), the both sides of protective sheath (93) are fixed with respectively and rotate seat (102), and two sides of rotating seat (102) rotate respectively and are connected with pivot (104), two pivot (104) respectively with the both ends fixed connection of half-circular arc cover (101), the middle part of two pivot (104) is equipped with provides damped shell fragment (103).
10. A monitoring method of a video monitoring apparatus according to any one of claims 1 to 9, characterized by: comprises the following steps:
the method comprises the following steps: the whole device is fixedly installed by using a fixing unit (5), and the transverse position of a video camera unit (8) can be changed by using a transverse moving unit (4);
step two: the different monitoring heights of the video camera unit (8) can be changed by using the lifting unit (3), and the shooting monitoring visual angle of the video camera unit (8) on the arc-shaped circuit can be adjusted by using the arc-shaped visual angle adjusting unit (2);
step three: the pitching control unit (7) is used for controlling the pitching movable unit (6) to change the pitching angle, so that the monitoring pitching angle of the video camera unit (8) is adjusted;
step four: protecting a lens (82) of a video camera unit (8) by using a lens protection unit (9) and preventing the lens from fogging;
step five: the dust-blocking and shading unit (1) is used for blocking light and shading dust for the lens (82).
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| CN202110013252.8A CN112879779A (en) | 2021-01-06 | 2021-01-06 | Video monitoring device and monitoring method |
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| CN202110013252.8A CN112879779A (en) | 2021-01-06 | 2021-01-06 | Video monitoring device and monitoring method |
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Application publication date: 20210601 |