CN114995029A - Video conference explanation follows projection arrangement who adjusts with angle of shooting and recording - Google Patents
Video conference explanation follows projection arrangement who adjusts with angle of shooting and recording Download PDFInfo
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- CN114995029A CN114995029A CN202210671773.7A CN202210671773A CN114995029A CN 114995029 A CN114995029 A CN 114995029A CN 202210671773 A CN202210671773 A CN 202210671773A CN 114995029 A CN114995029 A CN 114995029A
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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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/145—Housing details, e.g. position adjustments thereof
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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
- G03B17/48—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus
- G03B17/54—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with projector
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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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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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
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
Abstract
A projection device with camera angle following adjustment for video conference explanation belongs to the technical field of projection devices, in order to solve the problem that when the inclination angle of the projection device is changed, the shooting and recording component on the projection device can also change along with the projection device, so that the shooting and recording angle is inclined, and the shooting and recording effect is reduced, the invention comprises a projector main machine, a multipurpose driving column is arranged at the lower end of the middle part of one side of the projector main machine, and an air compressing component is arranged in the inner cavity at the lower end of one side of the projector main machine, a driving bottom plate is embedded and installed in the middle of the top surface of the projector main machine, and the top surface of the driving bottom plate is fixedly provided with a camera, and an angle adjusting component is arranged in the lower end inner cavity of the middle part of one side of the projector main machine, the camera can keep a horizontal position all the time and cannot change along with the change of the angle of the projector main machine.
Description
Technical Field
The invention relates to the technical field of projection devices, in particular to a projection device with shooting and recording angle following adjustment for video conference explanation.
Background
The projection apparatus is a projector, which is also called a projector, and is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, and the like through different interfaces to play corresponding video signals. When the projector projects the picture, the picture can be shot and recorded in real time through the shooting and recording assembly arranged on the projector, so that the remote video conference explanation can be realized, the whole-course recording can be performed on the projected conference content picture, and the later-stage viewing is facilitated.
The document CN211956090U discloses a high definition projection device for product exhibition, which belongs to the technical field of projection, and comprises a projection device shell connected with the upper surface of a projection device base, radiating holes are arranged on the two sides of the projection device shell, annular handles are arranged on the two sides of the projection device shell, a focus adjusting knob groove is connected with the front surface of the projection device shell, a focus adjusting knob is arranged below the focus adjusting knob groove, a projection lens is arranged on the front surface of the focus adjusting knob, a data line hole is arranged on the rear surface of the projection device shell, a control key is arranged on the upper surface of the projection device shell, an electricity inserting hole is arranged on the rear surface of the projection device shell, a projection device base boss is fixedly connected with the lower surface of a chassis, an anti-skid pad is connected with the lower surface of the projection device base boss in an adhesive manner, the projection device base boss can be conveniently carried by the arranged annular handle and is convenient to be taken out before use, the anti-slip mat can be prevented from being accidentally knocked down during use.
Present projection arrangement is when using, in order to guarantee that the projection picture is in preset position department, the angle to the projection arrangement body need be adjusted usually, this just leads to the whole slope that takes place of projection arrangement, and the size of inclination can change along with service environment's change, the subassembly of recording with video-corder on the projection arrangement then also can follow projection arrangement's inclination and change together, thereby lead to recording with video-corder the angle slope, not only reduced and recorded with video-corder the effect, simultaneously also convenient long-range and later stage watch, it is inconvenient to use.
In order to solve the problems, the projection device with the shooting and recording angle following adjustment function for explaining the video conference is provided.
Disclosure of Invention
The invention aims to provide a projection device with a shooting angle following adjustment function for explaining a video conference, which is used for working, so that the problems that when the projection device in the background is used, the angle of a projection device body is required to be adjusted to ensure that a projection picture is at a preset position, the whole projection device is inclined, the size of the inclination angle can be changed along with the change of a use environment, and a shooting component on the projection device can be changed along with the inclination angle of the projection device, so that the shooting angle is inclined, the shooting effect is reduced, the remote and later-stage watching is inconvenient, and the use is inconvenient are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a projecting device with shooting and recording angle following adjustment for explaining a video conference comprises a projector host, wherein a multipurpose driving post is arranged at the lower end of the middle part of one side of the projector host, an air pressing assembly is arranged in an inner cavity at the lower end of one side of the projector host, the lower end of the air pressing assembly is sleeved on the periphery of the middle part of the multipurpose driving post through threads, a driving bottom plate is embedded in the middle part of the top surface of the projector host, a camera is fixedly arranged on the top surface of the driving bottom plate, a lifting assembly is arranged in the inner cavity of the middle part of the projector host, two sides of the upper end part of the lifting assembly are respectively arranged on the bottom surfaces of two sides of the driving bottom plate in a sliding manner, a balance adjustment assembly is arranged in an inner cavity at the lower end of the other side of the projector host, an angle adjustment assembly is arranged in an inner cavity at the lower end of the middle part of one side of the projector host, and the angle adjustment assembly is arranged at one end of the driving post, adaptive support bases are respectively arranged at the middle part of one side and the two ends of the other side of the bottom surface of the projector main machine, and the adaptive support bases positioned at the middle part of one side and one end of the other side of the bottom surface of the projector main machine are respectively arranged at the output tail ends of the lower ends of the angle adjusting assembly and the balance adjusting assembly;
a rotary groove is formed in the outer wall of the lower end of the middle part of one side of the projector main machine, a transverse sliding inner groove is formed in the top surface of the middle part of an inner cavity of the rotary groove, a T-shaped air storage circular groove is formed in the top surface of the middle part of the inner cavity of the transverse sliding inner groove, a Z-shaped communication hole is formed in the middle of the top surface of the inner cavity of the T-shaped air storage circular groove, a rubber sealing gasket is arranged at an opening at the upper end part of the Z-shaped communication hole, and the T-shaped air storage circular groove is communicated with the angle adjusting assembly;
the driving column comprises a threaded sleeve and a pushing column which is arranged in the inner cavity of the threaded sleeve in a sliding mode, a screwing round block is fixedly installed at one side end of the pushing column, and the threaded sleeve is movably installed in the inner cavity of the rotating groove;
the air compression assembly comprises an inclined rail driving plate and an air compression rod with the upper end hermetically and slidably arranged in the inner cavity of the T-shaped air storage circular groove;
the inclined rail driving plate comprises a threaded circular sleeve and an inclined rail plate fixedly arranged in the middle of the top surface of the threaded circular sleeve, the inclined rail plate is arranged in the transverse sliding inner groove in a sliding mode, the threaded circular sleeve is sleeved on the periphery of the threaded sleeve through threads, and an inclined sliding groove is formed in the outer wall of the periphery of one end of the inclined rail plate;
the air compression rod comprises a large piston and a push rod fixedly installed in the middle of the top surface of the large piston, a small piston is fixedly installed at the upper end of the push rod, the large piston is arranged in an inner cavity at the lower end of a T-shaped air storage circular groove in a sealing and sliding mode, the small piston is arranged in an inner cavity at the upper end of the T-shaped air storage circular groove in a sealing and sliding mode, an upper push column is fixedly installed at one end of the bottom surface of the large piston, a limiting sliding shaft is fixedly installed on the outer portion of the other end of the lower end of the upper push column, and the limiting sliding shaft is arranged in an inclined sliding groove in a sliding mode;
the driving bottom plate comprises a lower bottom plate and an inclined bottom plate, one side of the inclined bottom plate is movably arranged on the top surface of one side of the lower bottom plate, a pneumatic push-up mechanism is arranged in an inner cavity of one end of the other side of the lower bottom plate, and a multiple clamping plate is arranged in an inner cavity of one end of the other side of the bottom surface of the inclined bottom plate;
a Z-shaped air inlet is formed in one side of the bottom surface of the lower bottom plate, an installation groove is formed in the other side of the top surface of the lower bottom plate, and one side end of the Z-shaped air inlet is communicated with the installation groove;
a sliding bottom groove is formed in one end of one side of the bottom surface of the inclined bottom plate, and a square sliding hole is formed in the inner wall of the middle of one end of the inner cavity of the sliding bottom groove;
the pneumatic push-up mechanism comprises an air inlet shell and a push-up piston which is arranged in an inner cavity of the air inlet shell in a sealing and sliding manner, an upper push-up connecting column is fixedly arranged in the middle of the top surface of the push-up piston, a square limiting sliding block is movably arranged at the upper end of the upper push-up connecting column and is arranged in an inner cavity of the sliding bottom groove in a sliding manner, and a limiting triangular clamping block is fixedly arranged on the outer wall of the middle of one end of the square limiting sliding block;
multiple joint board includes joint board main part and fixed mounting the pull board on the outer wall in joint board main part one end middle part, and restricts triangle fixture block activity joint in the joint board main part, and the pull board slides and sets up in square slide opening, and reset spring is do not installed in the punishment of both sides of joint board main part one end, and the joint board main part passes through reset spring and installs in the inner chamber of slip kerve.
Further, be provided with the middle part recess on the middle part top surface of projecting apparatus host computer, and be provided with T type kerve on the inner chamber bottom surface of middle part recess, and one side and the opposite side that rotates the recess of T type kerve are linked together, the lower extreme department at the middle part of projecting apparatus host computer is provided with the intercommunication slot hole, and the bottom surface opposite side department of projecting apparatus host computer is provided with the bottom recess, and be linked together between the opposite side and the bottom recess of intercommunication slot hole, the intercommunication slot hole sets up under rotating the recess, one side middle part department of projecting apparatus host computer bottom surface is provided with the support recess.
Further, an annular inner groove is formed in the inner cavity of one side of the threaded sleeve, an extrusion spring is respectively installed on the inner walls of the upper end and the lower end of the other side of the inner cavity of the annular inner groove, a sliding connection block is installed at one side end of the extrusion spring and is arranged in the annular inner groove in a sliding mode, and an annular multiple triangular fixture block is fixedly installed on the inner wall of one side of the inner cavity of the annular inner groove.
Furthermore, a triangular clamping block is fixedly mounted on the outer peripheral wall of one side of the pushing column, a limiting pushing ring is fixedly sleeved on the outer peripheral wall of one side of the pushing column and is arranged at one side of the triangular clamping block, the triangular clamping block and the annular multiple triangular clamping block are movably clamped, a driving toothed ring is fixedly sleeved on the outer peripheral wall of one side end of the pushing column, a cross-shaped clamping block is fixedly mounted on the outer wall of the middle of the other side end of the pushing column, and the sliding connecting block is slidably arranged at the other side of the limiting pushing ring.
Further, the lifting component comprises a double-threaded column and a rhombic telescopic rod, wherein the two ends of the input end of the double-threaded column are respectively in threaded sleeve joint with the periphery of the two ends of the double-threaded column, a cross groove is formed in the outer wall of the middle of one end of the double-threaded column, the cross groove and a cross fixture block are correspondingly arranged, threaded sleeve blocks are respectively installed at the two ends of the input end of the rhombic telescopic rod, the threaded sleeve blocks are respectively in sleeve joint with the double-threaded column through threads, and the two ends of the output end of the rhombic telescopic rod are respectively arranged on the bottom surface of the lower bottom plate in a sliding mode.
Further, the balance adjustment assembly comprises a transmission long rod and an L-shaped air pressing sleeve fixedly mounted on the top surface of one side of the inner cavity of the bottom groove, an air pushing mechanism is arranged at the other side of the inner cavity of the bottom groove, a first piston column is arranged in the inner cavity of the lower end of the L-shaped air pressing sleeve in a sealing sliding mode, an adaptive support base is fixedly mounted at the lower end of the first piston column, and a transmission gear is fixedly mounted at one side of the transmission long rod.
Further, push away the mechanism of qi and include slip slurcam and fixed mounting the second piston post on the outer wall of slip slurcam one side upper end, and the sealed slip setting of one end of second piston post is in the upper end inner chamber of L type pressure gas cover, and slides the slurcam and slide and set up on the inner chamber top surface of bottom recess.
Further, the angle adjusting assembly comprises an adjusting sleeve and a third piston column, the upper end of the third piston column is arranged in the inner cavity of the adjusting sleeve in a sealing and sliding mode, and an adaptive supporting base is fixedly installed at the lower end portion of the third piston column.
Further, the adaptive support base includes a fixed circular plate and a movable circular plate disposed at a lower end of the fixed circular plate.
Furthermore, a spherical limiting groove is formed in the middle of the bottom surface of the fixed circular plate, a fixed circular block is fixedly mounted in the middle of the top surface of the movable circular plate, a mounting ball is fixedly mounted on the top surface of the fixed circular block, and the mounting ball is embedded into an inner cavity of the spherical limiting groove.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention provides a projecting device with a shooting and recording angle following adjustment function for explaining a video conference, which has the problems that when the inclination angle of a projecting device is changed, a shooting and recording component on the projecting device can also be changed along with the inclination angle of the projecting device, so that the shooting and recording angle is inclined, and the shooting and recording effect is reduced in the prior art, when an operator needs to carry out projection shooting and recording, a projector main machine can be firstly placed on a relatively flat plane, after the projector main machine is opened, a projection picture is observed, a rotary and rotary round block can be screwed, the rotary and rotary round block can drive a pushing column to rotate, the pushing column can drive a threaded sleeve to rotate, the threaded sleeve can drive an inclined rail driving plate to move forwards, at the moment, under the limiting action of an inclined chute and a limiting sliding shaft, an air pressing rod can be driven to integrally move upwards, and at the moment, a small piston and a large piston can both move upwards, the large piston can press the gas in the inner cavity at the lower end of the T-shaped gas storage circular groove into the angle adjusting component, so that the angle adjusting component can be integrally extended, the adaptive support base at the lower end of the angle adjusting component can be driven to move downwards relative to the projector main machine, the angle adjustment of the lens end of the projector main machine can be realized, when the small piston moves upwards, the gas in the inner cavity at the upper end of the T-shaped gas storage circular groove can enter the inner cavity of the gas inlet shell through the Z-shaped communication hole and the Z-shaped gas inlet hole respectively, the upper jacking piston can be pushed upwards, the upper jacking piston can drive one side of the camera to rotate upwards along the connection part at the other side through the upper jacking connecting column and the square limiting slide block, the camera can keep a horizontal position all the time while the lens angle of the projector main machine is adjusted, and cannot change along with the change of the angle of the projector main machine, the arrangement enables an operator to complete various effects simultaneously by one action, the operation is convenient and fast, the shooting and recording effect is ensured, and the use is convenient.
2. The invention provides a projection device with camera angle follow-up adjustment for explaining a video conference, which has the advantages that the problem of adjusting the height of a camera cannot be realized on the premise of adjusting the angle of the camera in the prior art, when one side of the camera is pushed upwards by a pneumatic push-up mechanism, a square limiting sliding block can slide forwards in a sliding bottom groove, a limiting triangular clamping block can be continuously clamped on a clamping plate main body under the elastic force action of a reset spring, so that the deflection angle of the camera can be always fixed when the whole camera is driven to move up and down by a lifting assembly, meanwhile, when the camera needs to be reset, a pull-pull plate can be pulled outwards, the limiting triangular clamping block can be separated from the clamping plate main body, the reset of the camera can be realized, and an operator can rotate a round block by screwing, can accomplish multiple effect simultaneously, facilitate the use, when guaranteeing camera angle of making a video recording, also can realize wholly carrying out the lift operation to the camera to remove better position department of making a video recording.
3. The invention provides a projection device with a camera shooting angle following adjustment function for explaining a video conference, which has the problem of poor camera shooting effect when a camera and a projection picture are not on the same horizontal plane in the prior art, when an operator needs to adjust the camera to a preset shooting height, a screwing round block can be pushed forwards, the screwing round block can drive a pushing column to move forwards, the pushing column can drive a triangular clamping block to move forwards, so that the triangular clamping block can be separated from an annular multiple triangular clamping block, an extrusion spring is compressed at the moment, a cross clamping block can be inserted into a cross groove at the same time, the screwing round block can be screwed, the pushing column can rotate, a threaded sleeve can not rotate along with the threaded sleeve, the pushing column can drive the cross clamping block to rotate, and a double-thread column can be driven to rotate under the limiting action of the cross groove, thereby can drive the whole extension that extends of rhombus telescopic link, the output of rhombus telescopic link then can drive the camera rebound, can realize the adjustment to the camera height, and this kind of setting makes to drive the post and can play multiple drive effect, and not only the structure sets up ingeniously, has also promoted the efficiency of operator when adjustment projection arrangement simultaneously, has guaranteed to shoot with video-corder the effect.
4. The invention provides a projection device with camera angle following adjustment for video conference explanation, which solves the problem that when an operator needs to adjust the transverse level of the whole projection device in the prior art, a projection picture can incline and is inconvenient to watch, when the projection device is placed on a plane which is not horizontal, the operator can pull and screw a round block outwards, the triangular clamping block is separated from an annular multi-triangular clamping block, a transmission gear is meshed with a driving toothed ring, the round block is screwed in a rotating way, the driving toothed ring drives the transmission gear to rotate, under the action of threads at one side end of a transmission long rod, a sliding pushing plate can be driven to move forwards, the sliding pushing plate can drive a second piston column to move forwards integrally, so that the first piston column can be driven to move downwards, and the first piston column can drive an adaptive support base at one side end of the bottom surface of a projector main machine to move downwards relative to the projector main machine, thereby can realize the adjustment to the whole horizontal horizontally of projection arrangement, when the whole inclination of projection arrangement has also been guaranteed to the setting of installation ball simultaneously changes for the bottom surface of activity plectane can all contact surface always, has guaranteed stability, and this kind of setting makes and drives the post and can play multiple drive effect, and not only the structure sets up ingeniously, also guarantees the projection picture impression simultaneously.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a side, middle, cross-sectional view of a projector host of the present invention;
FIG. 3 is another side sectional view of the projector main body of the present invention;
FIG. 4 is a cross-sectional view of one side of a projector main body according to the present invention;
FIG. 5 is a cross-sectional view of a driver post according to the present invention;
FIG. 6 is an enlarged view taken at A of FIG. 5 in accordance with the present invention;
FIG. 7 is a perspective view of a propulsion column of the present invention;
FIG. 8 is a schematic perspective view of the ramp driving plate according to the present invention;
FIG. 9 is a perspective view of the air pressing bar of the present invention;
FIG. 10 is a cross-sectional view of the actuator base plate of the present invention;
FIG. 11 is a schematic perspective view of the pneumatic push-up mechanism of the present invention;
FIG. 12 is a perspective view of the tilting floor of the present invention;
FIG. 13 is a schematic perspective view of a multiple card receiving panel according to the present invention;
FIG. 14 is a schematic perspective view of a double threaded post of the present invention;
FIG. 15 is a cross-sectional view of the balance adjustment assembly of the present invention;
figure 16 is an exploded perspective view of the compliant support base of the present invention.
In the figure: 1. a projector main unit; 11. rotating the groove; 12. a laterally sliding inner groove; 13. a T-shaped gas storage circular groove; 14. a Z-shaped communicating hole; 141. a rubber gasket; 15. a middle groove; 16. a T-shaped bottom groove; 17. the long hole is communicated; 18. a bottom groove; 19. a support groove; 2. driving the column; 21. a threaded sleeve; 211. an annular inner groove; 212. a compression spring; 213. a sliding connection block; 214. an annular multiple triangular clamping block; 22. advancing the column; 221. a triangular clamping block; 222. a restraining push ring; 223. a cross-shaped fixture block; 224. driving the toothed ring; 23. screwing the round block; 3. a gas compressing assembly; 31. the inclined rail drives a plate; 311. a threaded round sleeve; 312. a ramp plate; 313. an inclined chute; 32. a pneumatic rod; 321. a large piston; 322. a push rod; 323. a small piston; 324. pushing the column upwards; 325. a restricting slide shaft; 4. driving the bottom plate; 41. a lower base plate; 411. a Z-shaped air inlet; 412. installing a groove; 42. an inclined floor; 421. a sliding bottom groove; 422. a square slide hole; 43. a pneumatic push-up mechanism; 431. an air intake housing; 432. a top piston; 433. an upper top connecting column; 434. a square limiting slide block; 435. limiting the triangular clamping block; 44. multiple joint plates; 441. a clamping plate main body; 442. a drawing plate; 443. a return spring; 5. a camera; 6. a lifting assembly; 61. a double threaded post; 611. a cross-shaped groove; 62. a diamond-shaped telescopic rod; 621. a threaded bushing block; 7. a balance adjustment assembly; 71. a long transmission rod; 711. a transmission gear; 72. an L-shaped air pressing sleeve; 73. a gas pushing mechanism; 731. a second piston post; 732. sliding the pushing plate; 74. a first piston post; 8. an angle adjustment assembly; 81. adjusting the sleeve; 82. a third piston post; 9. a compliant support base; 91. fixing the circular plate; 911. a spherical restriction groove; 92. a movable circular plate; 921. fixing the round block; 922. and (5) mounting the ball.
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 order to solve the technical problem that when the inclination angle of the projection device is changed, the camera shooting component on the projection device is also changed along with the inclination angle of the projection device, so that the camera shooting angle is inclined, and the camera shooting effect is reduced, as shown in fig. 1-3 and 7-13, the following preferred technical solutions are provided:
a projecting device with shooting and recording angle following adjustment for explaining a video conference comprises a projector host 1, wherein a multipurpose driving post 2 is arranged at the lower end of the middle part of one side of the projector host 1, an air compressing assembly 3 is arranged in an inner cavity at the lower end of one side of the projector host 1, the lower end of the air compressing assembly 3 is sleeved on the periphery of the middle part of the multipurpose driving post 2 through threads, a driving bottom plate 4 is embedded in the middle part of the top surface of the projector host 1, a camera 5 is fixedly arranged on the top surface of the driving bottom plate 4, a lifting assembly 6 is arranged in the inner cavity at the middle part of the projector host 1, two sides of the upper end part of the lifting assembly 6 are respectively arranged on the bottom surfaces at two sides of the driving bottom plate 4 in a sliding manner, a balance adjustment assembly 7 is arranged in the inner cavity at the lower end of the other side of the projector host 1, and an angle adjustment assembly 8 is arranged in the inner cavity at the middle part of one side of the projector host 1, and angle adjustment subassembly 8 sets up in the one end department that drives post 2, and adaptation support base 9 is installed respectively to the both ends punishment of one side middle part and the opposite side of projector host computer 1 bottom surface, and is located the adaptation support base 9 of one side middle part and the opposite side one end department of projector host computer 1 bottom surface and installs respectively on angle adjustment subassembly 8 and the output end of balance adjustment subassembly 7 lower extreme.
A rotary groove 11 is formed in the outer wall of the lower end of the middle portion of one side of the projector main body 1, a transverse sliding inner groove 12 is formed in the top surface of the middle portion of the inner cavity of the rotary groove 11, a T-shaped gas storage circular groove 13 is formed in the top surface of the middle portion of the inner cavity of the transverse sliding inner groove 12, a Z-shaped communication hole 14 is formed in the middle portion of the top surface of the inner cavity of the T-shaped gas storage circular groove 13, a rubber sealing gasket 141 is arranged at the opening of the upper end portion of the Z-shaped communication hole 14, and the T-shaped gas storage circular groove 13 is communicated with the angle adjusting assembly 8.
The driving column 2 comprises a threaded sleeve 21 and a pushing column 22 which is arranged in the inner cavity of the threaded sleeve 21 in a sliding mode, a screwing round block 23 is fixedly installed at one side end of the pushing column 22, and the threaded sleeve 21 is movably installed in the inner cavity of the rotating groove 11.
The air compressing component 3 comprises an inclined rail driving plate 31 and an air compressing rod 32, the upper end of the air compressing rod is arranged in the inner cavity of the T-shaped air storage circular groove 13 in a sealing and sliding manner, the inclined rail driving plate 31 comprises a threaded circular sleeve 311 and an inclined rail plate 312 fixedly arranged in the middle of the top surface of the threaded circular sleeve 311, the inclined rail plate 312 is arranged in the transverse sliding inner groove 12 in a sliding manner, the threaded circular sleeve 311 is sleeved on the periphery of the threaded sleeve 21 through threads, an inclined sliding groove 313 is arranged on the outer peripheral wall of one end of the inclined rail plate 312, the air compressing rod 32 comprises a large piston 321 and a push rod 322 fixedly arranged in the middle of the top surface of the large piston 321, a small piston 323 is fixedly arranged at the upper end of the push rod 322, the large piston 321 is arranged in the inner cavity at the lower end of the T-shaped air storage circular groove 13 in a sealing and sliding manner, the small piston 323 is arranged in the inner cavity at the upper end of the T-shaped air storage circular groove 13 in a sealing and separated manner through a sealing ring and the push rod 322 respectively, an upper pushing column 324 is fixedly mounted at one end of the bottom surface of the large piston 321, a limiting sliding shaft 325 is fixedly mounted on the outer portion of the other end of the lower end of the upper pushing column 324, and the limiting sliding shaft 325 is slidably disposed in the inclined sliding groove 313.
The driving bottom plate 4 comprises a lower bottom plate 41 and an inclined bottom plate 42 with one side movably installed on the top surface of one side of the lower bottom plate 41, a pneumatic push-up mechanism 43 is installed in the inner cavity of one end of the other side of the bottom surface of the inclined bottom plate 42, a multiple clamping plate 44 is installed in the inner cavity of one end of the other side of the bottom surface of the inclined bottom plate 42, a Z-shaped air inlet 411 is arranged at one side of the bottom surface of the lower bottom plate 41, an installation groove 412 is arranged at the other side of the top surface of the lower bottom plate 41, one side end of the Z-shaped air inlet 411 is communicated with the installation groove 412, a sliding bottom groove 421 is arranged at one side end of the bottom surface of the inclined bottom plate 42, a square sliding hole 422 is arranged on the inner wall of the middle part of one end of the inner cavity of the sliding bottom groove 421, the pneumatic push-up mechanism 43 comprises an air inlet shell 431 and an upper top piston 432 hermetically and slidably installed in the inner cavity of the air inlet shell 431, and an upper top connecting column 433 is fixedly installed at the middle part of the top surface of the upper top piston 432, and the upper end of the upper top connection pole 433 is movably installed with a square limiting slider 434, and the square limiting slider 434 is slidably arranged in the inner cavity of the sliding bottom groove 421, the outer wall of the middle part of one end of the square limiting slider 434 is fixedly installed with a limiting triangular fixture block 435, the multiple clamping plate 44 comprises a clamping plate main body 441 and a drawing plate 442 fixedly installed on the outer wall of the middle part of one end of the clamping plate main body 441, and the limiting triangular fixture block 435 is movably clamped on the clamping plate main body 441, and the drawing plate 442 is slidably arranged in the square sliding hole 422, two sides of one end of the clamping plate main body 441 are respectively installed with a return spring 443, and the clamping plate main body 441 is installed in the inner cavity of the sliding bottom groove 421 through the return spring 443.
Specifically, when an operator needs to perform projection shooting, the projector main body 1 can be placed on a flat plane, and after the projector main body 1 is opened, the screwing round block 23 can be screwed by observing a projection picture, the screwing round block 23 can drive the pushing column 22 to rotate, the pushing column 22 can drive the threaded sleeve 21 to rotate, the threaded sleeve 21 can drive the inclined rail driving plate 31 to move forward, the air pressing rod 32 can be driven to move upward integrally under the limiting action of the inclined chute 313 and the limiting slide shaft 325, the small piston 323 and the large piston 321 can move upward at this time, the large piston 321 can press the gas in the inner cavity at the lower end of the T-shaped gas storage round groove 13 into the angle adjusting assembly 8, so that the angle adjusting assembly 8 can extend integrally, and the adaptive support base 9 at the lower end of the angle adjusting assembly 8 can be driven to move downward relative to the projector main body 1, therefore, the angle adjustment of the lens end of the projector main body 1 can be realized, when the small piston 323 moves upwards, the gas in the inner cavity at the upper end of the T-shaped gas storage circular groove 13 can enter the inner cavity of the gas inlet shell 431 through the Z-shaped communication hole 14 and the Z-shaped gas inlet hole 411 respectively, so that the upper ejection piston 432 can be pushed upwards, the upper ejection piston 432 can drive one side of the camera 5 to rotate upwards along the joint of the other side through the upper ejection connecting column 433 and the square limiting sliding block 434, the lens angle of the projector main body 1 can be adjusted, the camera 5 can be always kept at a horizontal position and cannot be changed along with the change of the angle of the projector main body 1, the arrangement enables an operator to simultaneously complete various effects through one action, the operation is convenient and fast, the shooting effect is also guaranteed, and the use is convenient.
Further, when one side of the camera 5 is pushed up by the pneumatic push-up mechanism 43, the square limiting slider 434 can slide forward in the sliding bottom groove 421, and under the elastic force of the return spring 443, the limiting triangular clamping block 435 can be continuously clamped on the clamping plate main body 441, so that when the whole camera 5 is driven by the lifting assembly 6 to perform lifting movement, the deflection angle of the camera 5 can be fixed all the time, and when the camera 5 needs to be reset, the pull plate 442 can be pulled outward, so that the limiting triangular clamping block 435 and the clamping plate main body 441 can be separated, thereby the reset of the camera 5 can be realized, an operator can simultaneously complete various effects by screwing and screwing the round block 23, the use is convenient, the camera 5 can be lifted up and down integrally while ensuring the camera angle of the camera 5, thereby moving to a better imaging position.
In order to solve the technical problem of poor shooting and recording effects when the camera 5 and the projection picture are not on the same horizontal plane, as shown in fig. 2-7, 10 and 14, the following preferred technical solutions are provided:
be provided with middle part recess 15 on the middle part top surface of projecting apparatus host computer 1, and be provided with T type kerve 16 on the inner chamber bottom surface of middle part recess 15, and one side and the opposite side that rotates recess 11 of T type kerve 16 are linked together, the lower extreme department at the middle part of projecting apparatus host computer 1 is provided with intercommunication slot hole 17, and the bottom surface opposite side department of projecting apparatus host computer 1 is provided with bottom recess 18, and be linked together between the opposite side of intercommunication slot hole 17 and the bottom recess 18, intercommunication slot hole 17 sets up under rotating recess 11, one side middle part department of projecting apparatus host computer 1 bottom surface is provided with support groove 19.
An annular inner groove 211 is arranged in an inner cavity at one side of the threaded sleeve 21, an extrusion spring 212 is respectively arranged on the inner walls of the upper end and the lower end of the other side of the inner cavity of the annular inner groove 211, a sliding connection block 213 is arranged at one side end of the extrusion spring 212, the sliding connection block 213 is arranged in the annular inner groove 211 in a sliding manner, an annular multiple triangular fixture block 214 is fixedly arranged on the inner wall at one side of the inner cavity of the annular inner groove 211, a triangular fixture block 221 is fixedly arranged on the outer wall at one side of the outer periphery of the pushing column 22, a limit pushing ring 222 is fixedly sleeved on the outer wall at one side of the pushing column 22, the limit pushing ring 222 is arranged at one side of the triangular fixture block 221, the triangular fixture block 221 and the annular multiple triangular fixture block 214 are movably clamped, a driving toothed ring 224 is fixedly sleeved on the outer wall at the outer periphery of one side end of the pushing column 22, and a cross fixture block 223 is fixedly arranged on the outer wall at the middle part of the other side end of the pushing column 22, and the sliding connection block 213 is slidably disposed at the other side of the limit push ring 222, and the sliding track of the sliding connection block 213 on the limit push ring 222 is circular ring.
Lifting unit 6 includes that the both ends of double thread post 61 and input are the screw respectively and cup joints the rhombus telescopic link 62 in double thread post 61 both ends periphery, and be provided with cross recess 611 on the middle part outer wall of double thread post 61 one end, and be corresponding setting between cross recess 611 and the cross fixture block 223, screw cover 621 is installed respectively at the both ends of rhombus telescopic link 62 input, and screw cover 621 cup joints respectively on double thread post 61 through the screw, and the both ends punishment of rhombus telescopic link 62 output slides respectively and sets up on the bottom surface of bottom plate 41 down.
Specifically, when the operator needs to adjust the camera 5 to a preset shooting height, the operator can push the screwing round block 23 forward, at this time, the screwing round block 23 drives the pushing column 22 to move forward, the pushing column 22 drives the triangular clamping block 221 to move forward, so that the triangular clamping block 221 can be separated from the annular multiple triangular clamping block 214, at this time, the extrusion spring 212 is compressed, the cross clamping block 223 is inserted into the cross groove 611, the screwing round block 23 is screwed, the pushing column 22 rotates, the threaded sleeve 21 does not rotate along with the rotation, the pushing column 22 drives the cross clamping block 223 to rotate, under the limiting action of the cross groove 611, the double-threaded column 61 can be driven to rotate, so that the diamond-shaped telescopic rod 62 can be driven to extend integrally, the output end of the diamond-shaped telescopic rod 62 can drive the camera 5 to move upward, and the adjustment of the height of the camera 5 can be realized, the driving column 2 can play a multiple driving effect due to the arrangement, the structure is skillfully arranged, the efficiency of an operator in adjusting the projection device is improved, and the shooting and recording effect is ensured.
In order to solve the technical problem that when the projection device is placed on a plane which is not horizontal, the projection picture can be inclined, and the projection picture is inconvenient to view, as shown in fig. 2, 15 and 16, the following preferred technical solutions are provided:
the balance adjustment assembly 7 comprises a long transmission rod 71 and an L-shaped air pressing sleeve 72 fixedly installed on the top surface of one side of the inner cavity of the bottom groove 18, an air pushing mechanism 73 is arranged at the other side of the inner cavity of the bottom groove 18, a first piston column 74 is arranged in the inner cavity of the lower end of the L-shaped air pressing sleeve 72 in a sealing and sliding mode, an adaptive support base 9 is fixedly installed at the lower end of the first piston column 74, and a transmission gear 711 is fixedly installed at one side of the long transmission rod 71.
The air pushing mechanism 73 comprises a sliding pushing plate 732 and a second piston column 731 fixedly mounted on the outer wall of the upper end of one side of the sliding pushing plate 732, one end of the second piston column 731 is arranged in the upper end inner cavity of the L-shaped air pressing sleeve 72 in a sealing and sliding manner, and the sliding pushing plate 732 is arranged on the top surface of the inner cavity of the bottom groove 18 in a sliding manner.
The angle adjusting assembly 8 comprises an adjusting sleeve 81 and a third piston column 82 with the upper end sealed and slidably arranged in the inner cavity of the adjusting sleeve 81, and the lower end part of the third piston column 82 is fixedly provided with an adaptive support base 9.
The adaptive support base 9 includes a fixed circular plate 91 and a movable circular plate 92 provided at a lower end of the fixed circular plate 91.
The middle of the bottom surface of the fixed circular plate 91 is provided with a spherical limiting groove 911, the middle of the top surface of the movable circular plate 92 is fixedly provided with a fixed circular block 921, the top surface of the fixed circular block 921 is fixedly provided with a mounting ball 922, and the mounting ball 922 is embedded in the inner cavity of the spherical limiting groove 911.
Specifically, when an operator needs to adjust the overall transverse level of the projection apparatus, the screwing round block 23 can be pulled outwards, at this time, the triangular clamping block 221 is separated from the annular multiple triangular clamping block 214, the transmission gear 711 is meshed with the driving toothed ring 224, at this time, the screwing round block 23 is rotated, so that the driving toothed ring 224 drives the transmission gear 711 to rotate, under the action of the threads at one side end of the long transmission rod 71, the sliding push plate 732 can be driven to move forwards, the sliding push plate 732 drives the second piston column 731 to move forwards integrally, so that the first piston column 74 can be driven to move downwards, at this time, the first piston column 74 can drive the adaptive support base 9 at one side end of the bottom surface of the projector main machine 1 to move downwards relative to the projector main machine 1, so that the adjustment of the overall transverse level of the projection apparatus can be realized, the setting of installation ball 922 has also guaranteed simultaneously that the whole inclination of projection arrangement changes for the bottom surface of activity plectane 92 can all contact the plane always, has guaranteed stability, and this kind of setting makes drive post 2 to play multiple drive effect, and not only the structure sets up ingeniously, also guarantees projection picture impression simultaneously.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. The utility model provides a video conferencing explanation is with projection arrangement who has shooting angle follow adjustment, includes projecting apparatus host computer (1), its characterized in that: the middle lower end of one side of the projector main machine (1) is provided with a multipurpose driving column (2), the inner cavity of the lower end of one side of the projector main machine (1) is internally provided with an air compressing assembly (3), the lower end of the air compressing assembly (3) is sleeved on the periphery of the middle part of the multipurpose driving column (2) through threads, the middle part of the top surface of the projector main machine (1) is embedded with a driving bottom plate (4), the top surface of the driving bottom plate (4) is fixedly provided with a camera (5), the middle inner cavity of the projector main machine (1) is internally provided with a lifting assembly (6), the two sides of the upper end part of the lifting assembly (6) are respectively arranged on the bottom surfaces of the two sides of the driving bottom plate (4) in a sliding manner, the lower end inner cavity of the other side of the projector main machine (1) is provided with a balance adjusting assembly (7), and the lower end inner cavity of the middle part of one side of the projector main machine (1) is provided with an angle adjusting assembly (8), the angle adjusting assembly (8) is arranged at one end of the driving column (2), the adaptive support bases (9) are respectively arranged at the middle part of one side and the two ends of the other side of the bottom surface of the projector main body (1), and the adaptive support bases (9) positioned at the middle part of one side and one end of the other side of the bottom surface of the projector main body (1) are respectively arranged at the output tail ends of the lower ends of the angle adjusting assembly (8) and the balance adjusting assembly (7);
a rotary groove (11) is formed in the outer wall of the lower end of the middle of one side of the projector main body (1), a transverse sliding inner groove (12) is formed in the top surface of the middle of the inner cavity of the rotary groove (11), a T-shaped gas storage circular groove (13) is formed in the top surface of the middle of the inner cavity of the transverse sliding inner groove (12), a Z-shaped communication hole (14) is formed in the middle of the top surface of the inner cavity of the T-shaped gas storage circular groove (13), a rubber sealing gasket (141) is arranged at an opening of the upper end portion of the Z-shaped communication hole (14), and the T-shaped gas storage circular groove (13) is communicated with an angle adjusting assembly (8);
the driving column (2) comprises a threaded sleeve (21) and a pushing column (22) which is arranged in the inner cavity of the threaded sleeve (21) in a sliding mode, a screwing round block (23) is fixedly installed at one side end of the pushing column (22), and the threaded sleeve (21) is movably installed in the inner cavity of the rotating groove (11);
the air compression assembly (3) comprises an inclined rail driving plate (31) and an air compression rod (32) with the upper end hermetically and slidably arranged in the inner cavity of the T-shaped air storage circular groove (13);
the inclined rail driving plate (31) comprises a threaded circular sleeve (311) and an inclined rail plate (312) fixedly installed in the middle of the top surface of the threaded circular sleeve (311), the inclined rail plate (312) is arranged in the transverse sliding inner groove (12) in a sliding mode, the threaded circular sleeve (311) is sleeved on the periphery of the threaded sleeve (21) through threads, and an inclined sliding groove (313) is formed in the outer wall of the periphery of one end of the inclined rail plate (312);
the air compression rod (32) comprises a large piston (321) and a push rod (322) fixedly installed in the middle of the top surface of the large piston (321), a small piston (323) is fixedly installed at the upper end of the push rod (322), the large piston (321) is arranged in an inner cavity of the lower end of a T-shaped air storage circular groove (13) in a sealing and sliding mode, the small piston (323) is arranged in an inner cavity of the upper end of the T-shaped air storage circular groove (13) in a sealing and sliding mode, an upper push column (324) is fixedly installed at one end of the bottom surface of the large piston (321), a limiting sliding shaft (325) is fixedly installed on the outer portion of the other end of the lower end of the upper push column (324), and the limiting sliding shaft (325) is arranged in an inclined sliding groove (313) in a sliding mode;
the driving bottom plate (4) comprises a lower bottom plate (41) and an inclined bottom plate (42) with one side movably mounted on the top surface of one side of the lower bottom plate (41), a pneumatic push-up mechanism (43) is mounted in an inner cavity of one end of the other side of the lower bottom plate (41), and a multi-clamping plate (44) is mounted in an inner cavity of one end of the other side of the bottom surface of the inclined bottom plate (42);
a Z-shaped air inlet hole (411) is formed in one side of the bottom surface of the lower bottom plate (41), an installation groove (412) is formed in the other side of the top surface of the lower bottom plate (41), and one side end of the Z-shaped air inlet hole (411) is communicated with the installation groove (412);
a sliding bottom groove (421) is arranged at one end of one side of the bottom surface of the inclined bottom plate (42), and a square sliding hole (422) is arranged on the inner wall of the middle part of one end of the inner cavity of the sliding bottom groove (421);
the pneumatic push-up mechanism (43) comprises an air inlet shell (431) and an upper top piston (432) which is arranged in an inner cavity of the air inlet shell (431) in a sealing sliding mode, an upper top connecting column (433) is fixedly installed in the middle of the top surface of the upper top piston (432), a square limiting sliding block (434) is movably installed at the upper end of the upper top connecting column (433), the square limiting sliding block (434) is arranged in the inner cavity of a sliding bottom groove (421) in a sliding mode, and a limiting triangular clamping block (435) is fixedly installed on the outer wall of the middle of one end of the square limiting sliding block (434);
multiple joint board (44) include joint board main part (441) and fixed mounting pull board (442) on the outer wall of joint board main part (441) one end middle part, and restrict triangle fixture block (435) activity joint on joint board main part (441), and pull board (442) slide to set up in square slide opening (422), reset spring (443) are installed respectively to the both sides department of joint board main part (441) one end, and joint board main part (441) are installed in the inner chamber of slip kerve (421) through reset spring (443).
2. The projection device with camera angle follow adjustment for video conference explanation as claimed in claim 1, wherein: be provided with middle part recess (15) on the middle part top surface of projecting apparatus host computer (1), and be provided with T type kerve (16) on the inner chamber bottom surface of middle part recess (15), and one side and the opposite side that rotates recess (11) of T type kerve (16) are linked together, the lower extreme department in the middle part of projecting apparatus host computer (1) is provided with intercommunication slot hole (17), and the bottom surface opposite side department of projecting apparatus host computer (1) is provided with bottom recess (18), and be linked together between the opposite side of intercommunication slot hole (17) and bottom recess (18), intercommunication slot hole (17) set up under rotation recess (11), one side middle part department of projecting apparatus host computer (1) bottom surface is provided with support groove (19).
3. The projection device with camera angle follow adjustment for video conference explanation as claimed in claim 1, wherein: be provided with annular inner groovy (211) in the inner chamber of threaded bush (21) one side, and install extrusion spring (212) on the inner wall of both ends about the opposite side of annular inner groovy (211) inner chamber respectively, and one side end of extrusion spring (212) installs sliding connection piece (213), and sliding connection piece (213) slide to set up in annular inner groovy (211), and fixed mounting has the multiple triangle fixture block of annular (214) on one side inner wall of annular inner groovy (211) inner chamber.
4. The projection device with camera angle follow adjustment for video conference explanation as claimed in claim 3, wherein: the outer wall of the periphery of one side of the propelling column (22) is fixedly provided with a triangular clamping block (221), the outer wall of the periphery of one side of the propelling column (22) is fixedly sleeved with a limiting propelling ring (222), the limiting propelling ring (222) is arranged at one side of the triangular clamping block (221), the triangular clamping block (221) and the annular multiple triangular clamping block (214) are movably clamped, the outer wall of the periphery of one side end of the propelling column (22) is fixedly sleeved with a driving toothed ring (224), the outer wall of the middle of the other side end of the propelling column (22) is fixedly provided with a cross clamping block (223), and the sliding connecting block (213) is slidably arranged at the other side of the limiting propelling ring (222).
5. The projection device with camera angle follow adjustment for video conference explanation as claimed in claim 1, wherein: lifting unit (6) are including two screw thread post (61) and the both ends of input respectively the screw cup joint rhombus telescopic link (62) in two screw thread post (61) both ends periphery, and be provided with cross recess (611) on the middle part outer wall of two screw thread post (61) one end, and be corresponding setting between cross recess (611) and cross fixture block (223), screw cover piece (621) are installed respectively to the both ends of rhombus telescopic link (62) input, and screw cover piece (621) cup joint respectively on two screw thread post (61) through the screw thread, and the both ends punishment of rhombus telescopic link (62) output do not slides and set up on the bottom surface of bottom plate (41) down.
6. The projection device with camera angle follow adjustment for video conference explanation as claimed in claim 2, wherein: the balance adjustment assembly (7) comprises a long transmission rod (71) and an L-shaped air pressing sleeve (72) fixedly installed on the top surface of one side of an inner cavity of the bottom groove (18), an air pushing mechanism (73) is arranged at the other side of the inner cavity of the bottom groove (18), a first piston column (74) is arranged in the inner cavity of the lower end of the L-shaped air pressing sleeve (72) in a sealing and sliding mode, an adaptive support base (9) is fixedly installed at the lower end of the first piston column (74), and a transmission gear (711) is fixedly installed at one side end of the long transmission rod (71).
7. The projection device with camera angle follow adjustment for video conference explanation as claimed in claim 6, wherein: the air pushing mechanism (73) comprises a sliding pushing plate (732) and a second piston column (731) fixedly installed on the outer wall of the upper end of one side of the sliding pushing plate (732), one end of the second piston column (731) is arranged in an upper end inner cavity of the L-shaped air pressing sleeve (72) in a sealing and sliding mode, and the sliding pushing plate (732) is arranged on the top surface of an inner cavity of the bottom groove (18) in a sliding mode.
8. The projection apparatus with camera angle follow adjustment for video conference explanation as claimed in claim 7, wherein: the angle adjusting assembly (8) comprises an adjusting sleeve (81) and a third piston column (82) with the upper end sealed and arranged in the inner cavity of the adjusting sleeve (81) in a sliding mode, and an adaptive support base (9) is fixedly installed at the lower end portion of the third piston column (82).
9. The projection apparatus with camera angle tracking adjustment for video conference explanation according to claim 8, wherein: the adaptive support base (9) includes a fixed circular plate (91) and a movable circular plate (92) provided at a lower end of the fixed circular plate (91).
10. The projection apparatus with camera angle tracking adjustment for video conference explanation according to claim 9, characterized in that: the bottom surface middle part of fixed plectane (91) is provided with spherical restriction groove (911), and the top surface middle part fixed mounting of activity plectane (92) has fixed round piece (921), and the top surface fixed mounting of fixed round piece (921) has installation ball (922), and installation ball (922) embedding sets up in the inner chamber of spherical restriction groove (911).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210671773.7A CN114995029A (en) | 2022-06-15 | 2022-06-15 | Video conference explanation follows projection arrangement who adjusts with angle of shooting and recording |
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| CN202210671773.7A CN114995029A (en) | 2022-06-15 | 2022-06-15 | Video conference explanation follows projection arrangement who adjusts with angle of shooting and recording |
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| CN114995029A true CN114995029A (en) | 2022-09-02 |
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| CN108628065A (en) * | 2018-06-26 | 2018-10-09 | 郑州国知网络技术有限公司 | A kind of indoor projector based on information technology adjustable-angle |
| CN209444995U (en) * | 2019-01-10 | 2019-09-27 | 深圳市鸿天盛信息技术有限公司 | A kind of conferencing information camera |
| CN209991143U (en) * | 2019-06-18 | 2020-01-24 | 广州科通达信息科技有限公司 | Projector adjusting device for full-angle adjustment of immersive projection |
| CN210351432U (en) * | 2019-08-20 | 2020-04-17 | 万佛（深圳）智能科技有限公司 | Projector with camera shooting function |
| CN211860340U (en) * | 2020-04-21 | 2020-11-03 | 成都知影科技有限公司 | Projection arrangement suitable for video conversation |
| CN111739447A (en) * | 2020-06-12 | 2020-10-02 | 湖州青米传媒科技有限公司 | Advertising device based on 3D holographic projection technology and working method |
| WO2022027706A1 (en) * | 2020-08-03 | 2022-02-10 | 苏州芯一文化科技有限公司 | Projector convenient to install |
| CN213303333U (en) * | 2020-11-20 | 2021-05-28 | 黑河学院 | Russian word learning teaching aid |
| CN214790277U (en) * | 2021-02-02 | 2021-11-19 | 济南礁石文化传媒有限公司 | Digital media projector |
| CN113473067A (en) * | 2021-06-11 | 2021-10-01 | 胡明刚 | Tracking type high-definition video conference terminal equipment |
| CN113917773A (en) * | 2021-10-19 | 2022-01-11 | 韩潮伟 | Multi-axis turning projector with liquid lens |
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