CN115145099A - Multifunctional projection equipment - Google Patents
Multifunctional projection equipment Download PDFInfo
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- CN115145099A CN115145099A CN202210696968.7A CN202210696968A CN115145099A CN 115145099 A CN115145099 A CN 115145099A CN 202210696968 A CN202210696968 A CN 202210696968A CN 115145099 A CN115145099 A CN 115145099A
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- projectors
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- projection
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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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
-
- 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
- G03B21/54—Accessories
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention belongs to the technical field of projection equipment, and particularly relates to multifunctional projection equipment, which can split and project an image when facing a special projection picture such as an image with larger height or length by matching two projectors and an adjusting mechanism, so that the problem that the projected image is compressed and put in to generate blurriness or the projection generates defects is avoided, and the projection definition and convenience are improved; the adjustment mechanism can conveniently and effectively improve the projection matching degree between the two projectors in the process of adjusting the projection state of the projectors, and the requirements of projection use are met.
Description
Technical Field
The invention belongs to the technical field of projection equipment, and particularly relates to multifunctional projection equipment.
Background
With the continuous development of multimedia technology, the information image display by multimedia is more extensive, wherein the projector is the most commonly used image display by current image projection, and the image of the external equipment is transmitted to the projector by using a signal line and displayed, so that people can watch the image more conveniently.
When the existing general projection equipment is used, the projection area of the general projection equipment is often relatively fixed, the general projection image projector can be completely put and displayed, but when some special images such as images with large height and length are put in, the problem that the projector compresses the images to cause image blurring or image defect is very easy to occur, and the projection requirements under different conditions are difficult to meet.
Disclosure of Invention
The purpose of the invention is: the multifunctional projection equipment can avoid image compression blurring or image defect when used for projecting images with long height or length, and meets projection requirements of different projection images.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a multifunctional projection device comprises a fixed support, a control panel and two projectors, wherein one projector is connected with the fixed support, and an adjusting mechanism is arranged between the two projectors;
the adjusting mechanism comprises an extension bracket, a first motor, a swing rod and a self-adaptive assembly, the extension bracket is connected with the fixed bracket, the first motor is fixedly arranged on the extension bracket, the swing rod is fixedly connected with an output shaft of the first motor, the self-adaptive assembly is arranged at the other end of the swing rod, and the other projector is connected with the self-adaptive assembly;
the self-adaptation subassembly includes tooth ring, driven gear, reduction gear and connecting rod in the semi-arc, the tooth ring in the semi-arc with extension support fixed connection, driven gear with the pendulum rod rotate to be connected and with tooth ring meshing matches in the semi-arc, the reduction gear with pendulum rod fixed connection just the driven shaft of reduction gear with driven gear connects with one heart, the connecting rod pass through the support with the pendulum rod rotate to be connected and with the output shaft transmission of reduction gear is connected, another the projecting apparatus with connecting rod fixed connection.
The connecting rod with still be equipped with the on-off ware between the reduction gear, the on-off ware includes connection pad, cross spline, first automatically controlled telescopic link and L shape frame, the connection pad with the output shaft fixed connection of reduction gear, L shape erect in the pendulum rod and with the connection pad phase-match, the connection pad with the spline groove has all been opened to the relative one end of L shape frame, the connecting rod damping is rotated and is located L shape frame, first automatically controlled telescopic link inlays to be located in the connecting rod and runs through L shape frame, the cross spline with the output shaft of first automatically controlled telescopic link, the pendulum rod still be equipped with L shape frame assorted micromatic setting.
The fine adjuster comprises a screw rod and a second motor, the swing rod is provided with an installation groove, the screw rod is rotatably arranged in the installation groove, the second motor is embedded in the swing rod and is in transmission connection with the screw rod, and the L-shaped frame is matched with the installation groove and is in threaded connection with the screw rod; therefore, after the use states of the two projectors are adjusted, the distance between the two projectors can be adjusted according to needs, and the spliced image picture is further improved.
The semi-arc inner gear ring is provided with position sensors at the positions of the driven gears when the two projectors are completely overlapped up and down and parallel left and right, and the position sensors are in signal connection with the control panel; therefore, the movement position of the swing rod can be conveniently judged.
The extension bracket is detachably and fixedly connected with the fixed bracket through a bolt, and the semi-arc inner gear ring is detachably and fixedly connected with the swing rod through a bolt; this facilitates production and logistics of the component.
The whole fixed support is L-shaped and consists of two second electric control telescopic rods which are connected with each other; thus, the overall position of the projection screen can be further adjusted according to the projection requirement.
Compared with the prior art, the invention has the following advantages:
the arrangement of the two projectors is matched with the adjusting mechanism, so that only one projector or two projectors can be used as required when an image is projected and displayed, and the use of the two projectors is matched with the adjusting mechanism, so that the defect of unclear image projection or image projection caused by compressed display of the image can be avoided when the image faces a projected image with a large part height or length, and the requirements of different image projections can be further met; meanwhile, the arrangement of the adjusting mechanism can improve the convenience and stability of the projector during adjustment, and the projector can be always kept parallel to the ground, so that the use of the projector is prevented from being influenced by overturning when the use state of the projector is adjusted; the cooperation of on-off ware and fine setting ware can be after the user state adjustment of two projecting apparatus is accomplished, further adjusts the interval between two projecting apparatuses as required to improve the concatenation matching degree of two projecting apparatus projection back images, satisfy the projection more and use.
Drawings
The invention is further illustrated by the non-limiting examples given in the figures.
Fig. 1 is a schematic structural diagram of a multifunctional projection device according to the present invention.
Fig. 2 is another schematic structural diagram of a multifunctional projection apparatus according to the present invention.
FIG. 3 is a schematic structural diagram of an adjusting mechanism according to the present invention.
Fig. 4 is a partial sectional view of the adjustment mechanism of the present invention.
Fig. 5 is a structural sectional view of another embodiment of the present invention.
Fig. 6 is an enlarged schematic view of a point a in fig. 5.
The device comprises a fixed support 1, a projector 11, an extension support 2, a first motor 21, a swing rod 22, a half-arc inner gear ring 3, a driven gear 31, a speed reducer 32, a connecting rod 33, a connecting disc 4, a cross spline 41, a first electric control telescopic rod 42, an L-shaped frame 43, a spline groove 44, a screw rod 5 and a mounting groove 52.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
The first embodiment is as follows:
as shown in fig. 1 to 4, a multifunctional projection device includes a fixed bracket 1, a control panel, and two projectors 11, where the number of the projectors 11 is two, one of the projectors 11 is connected with the fixed bracket 1, and an adjusting mechanism is arranged between the two projectors 11;
the adjusting mechanism comprises an extension bracket 2, a first motor 21, a swing rod 22 and a self-adaptive assembly, the extension bracket 2 is connected with the fixed bracket 1, the first motor 21 is fixedly arranged on the extension bracket 2, the swing rod 22 is fixedly connected with an output shaft of the first motor 21, the self-adaptive assembly is arranged at the other end of the swing rod 22, and the other projector 11 is connected with the self-adaptive assembly;
the self-adaptation subassembly includes tooth ring 3 in the semi-arc, driven gear 31, reduction gear 32 and connecting rod 33, tooth ring 3 and extension support 2 fixed connection in the semi-arc, driven gear 31 rotates with pendulum rod 22 to be connected and matches with the meshing of tooth ring 3 in the semi-arc, reduction gear 32 and pendulum rod 22 fixed connection and reduction gear 32's driven shaft and driven gear 31 are connected with one heart, connecting rod 33 rotates with pendulum rod 22 through the support and is connected and with reduction gear 32's output shaft transmission, another projecting apparatus 11 and connecting rod 33 fixed connection.
When the device is used for projection, the two projectors 11 are respectively connected with each other through the fixed support 1 and the adjusting mechanism, only the projector 11 connected with the fixed support 1 can be used for projection under normal conditions, and because part of special projection images such as the length or the width are large, the two projectors 11 can respectively project two separated images after image separation is carried out on input signals through the control panel, so that the situation that the image compression is not clear or the projection is inconvenient for adapting to the projection area can be avoided;
the two projectors 11 are overlapped in parallel up and down in an initial state, when the height of an image to be projected is larger, the two projectors 11 can be directly started through the control panel to project the image, so that the phenomenon that the image compression is caused by the overlarge image height to influence the definition of the image is avoided, correspondingly, when the length of the image to be projected is larger, the first motor 21 can be controlled through the control panel to start and rotate 90 degrees, at the moment, the first motor 21 starts to drive the swing rod 22 to rotate 90 degrees through an output shaft of the first motor, the driven gear 31 is rotationally connected with the swing rod 22, the driven gear 31 is meshed and matched with the semi-arc inner toothed ring 3, the semi-arc inner toothed ring 3 is relatively fixed, therefore, in the process that the swing rod 22 drives the driven gear 31 to move, the driven gear 31 rotates under the influence of the semi-arc inner toothed ring 3, and the corresponding driven gear 31 is meshed with the semi-arc inner toothed ring 3, therefore, the rotation direction of the driven gear 31 is opposite to the swing direction of the swing rod 22, when the driven gear 31 rotates, the rotation power is transmitted to the speed reducer 32, at the moment, the speed reducer 32 reduces the rotation speed to match the operation position of the swing rod 22 relative to the semi-arc inner gear ring 3, after the speed reducer 32 outputs the reduced rotation power, the connecting rod 33 is driven to slowly rotate, and the rotation direction is opposite to the movement direction of the swing rod 22, so that the connecting rod 33 can enable the connected projectors 11 to be kept in a horizontal state all the time in the movement process of the swing rod 22 until the two projectors 11 are arranged side by side, at the moment, the projection areas of the two projectors 11 are expanded in length, the projection requirements can be met, the adjustment is more convenient and rapid, and the self angle change of the projectors 11 after the overturning adjustment under the up-down overlapping state is avoided, the smoothness of the projected image is ensured.
The position sensors are arranged at the positions of the driven gears 31 of the two projectors 11 when the two projectors 11 are completely overlapped up and down and parallel left and right, and the position sensors are in signal connection with the control panel; the position sensor can be arranged to facilitate the control panel to judge and lock the movement position of the swing link 22, so as to ensure the adjustment of the state change of the two projectors 11.
The extension bracket 2 is detachably and fixedly connected with the fixed bracket 1 through a bolt, and the semi-arc inner toothed ring 3 is detachably and fixedly connected with the swing rod 22 through a bolt; therefore, the transportation of the equipment and the disassembly and assembly of the parts under special conditions can be more convenient.
The whole fixed bracket 1 is L-shaped and consists of two second electric control telescopic rods which are connected with each other; in this way, after the projection states of the two projectors 11 are adjusted as necessary, the position of the entire projection can be further adjusted, and the convenience of projection and viewing can be improved.
Example two:
as shown in fig. 5-6, according to a further improvement of the first embodiment, an on-off device is further disposed between the connecting rod 33 and the speed reducer 32, the on-off device includes a connecting disc 4, a cross spline 41, a first electrically controlled telescopic rod 42 and an L-shaped frame 43, the connecting disc 4 is fixedly connected with an output shaft of the speed reducer 32, the L-shaped frame 43 is disposed on the swing rod 22 and matched with the connecting disc 4, spline grooves 44 are formed at opposite ends of the connecting disc 4 and the L-shaped frame 43, the connecting rod 33 is rotatably and dampingly disposed on the L-shaped frame 43, the first electrically controlled telescopic rod 42 is embedded in the connecting rod 33 and penetrates through the L-shaped frame 43, the cross spline 41 is connected with the output shaft of the first electrically controlled telescopic rod 42, and the swing rod 22 is further provided with a trimmer matched with the L-shaped frame 43; the trimmer comprises a screw rod 5 and a second motor, wherein the swing rod 22 is provided with a mounting groove 52, the screw rod 5 is rotatably arranged in the mounting groove 52, the second motor is embedded in the swing rod 22 and is in transmission connection with the screw rod 5, and the L-shaped frame 43 is matched with the mounting groove 52 and is in threaded connection with the screw rod 5.
In order to further meet the requirement of the matching degree of the projected image splicing between the two projectors 11, after the position of the projectors 11 is adjusted, if the two projectors 11 are overlapped and parallel up and down, the control panel controls the output shaft of the first electric control telescopic rod 42 to retract at the moment, the first electric control telescopic rod 42 retracts to drive the cross spline 41 to be gradually separated from the connection with the connection disc 4 at the moment, the corresponding cross spline 41 is gradually connected with the spline groove 44 on the L-shaped frame 43, after the cross spline 41 is connected with the spline groove 44 on the L-shaped frame 43, because the L-shaped frame 43 is relatively fixed, the cross spline 41 is matched with the spline groove 44 to limit the rotation of the connection rod 33, the second motor is started to drive the screw 5 to rotate, the matching installation groove 52 limits the L-shaped frame 43, the screw 5 drives the L-shaped frame 43 to move, and further adjusts the distance between the two projectors 11, so as to adjust the matching degree of the projected image splicing between the two projectors 11;
and when the space between two projectors 11 does not need to be adjusted or the use states of two projectors 11 need to be changed, at this moment, the control panel resets the L-shaped frame 43 through the second motor in cooperation with the screw 5, so that the cross spline 41 is realigned with the spline groove 44 of the connecting disc 4, then the first electric control telescopic rod 42 stretches out again, so that the cross spline 41 is connected with the connecting disc 4 again, and thus, the space between two projectors 11 can be flexibly adjusted as required through the on-off connection of the cross spline 41 and the connecting disc 4 or the L-shaped frame 43, thereby achieving the purpose of improving the use effect and meeting the use requirements of projection under different conditions.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (6)
1. The utility model provides a multifunctional projection equipment, includes fixed bolster, control panel and projecting apparatus, its characterized in that: the number of the projectors is two, one projector is connected with the fixed support, and an adjusting mechanism is arranged between the two projectors;
the adjusting mechanism comprises an extension bracket, a first motor, a swing rod and a self-adaptive assembly, the extension bracket is connected with the fixed bracket, the first motor is fixedly arranged on the extension bracket, the swing rod is fixedly connected with an output shaft of the first motor, the self-adaptive assembly is arranged at the other end of the swing rod, and the other projector is connected with the self-adaptive assembly;
the self-adaptation subassembly includes tooth ring, driven gear, reduction gear and connecting rod in the semi-arc, the tooth ring in the semi-arc with extension support fixed connection, driven gear with the pendulum rod rotate to be connected and with tooth ring meshing matches in the semi-arc, the reduction gear with pendulum rod fixed connection just the driven shaft of reduction gear with driven gear connects with one heart, the connecting rod pass through the support with the pendulum rod rotate to be connected and with the output shaft transmission of reduction gear is connected, another the projecting apparatus with connecting rod fixed connection.
2. The multifunctional projection device of claim 1, wherein: the connecting rod with still be equipped with the on-off ware between the reduction gear, the on-off ware includes connection pad, cross spline, first automatically controlled telescopic link and L shape frame, the connection pad with the output shaft fixed connection of reduction gear, L shape erect in the pendulum rod and with the connection pad phase-match, the connection pad with the spline groove has all been opened to the relative one end of L shape frame, the connecting rod damping is rotated and is located L shape frame, first automatically controlled telescopic link inlays to be located in the connecting rod and runs through L shape frame, the cross spline with the output shaft of first automatically controlled telescopic link, the pendulum rod still be equipped with L shape frame assorted micromatic setting.
3. The multifunctional projection device of claim 2, wherein: the fine tuning device comprises a screw and a second motor, the swing rod is provided with a mounting groove, the screw is rotatably arranged in the mounting groove, the second motor is embedded in the swing rod and is in transmission connection with the screw, and the L-shaped frame is matched with the mounting groove and is in threaded connection with the screw.
4. The multifunctional projection device of claim 1, wherein: and the position sensors are arranged at the positions of the driven gears of the two projectors when the projectors are vertically and horizontally overlapped and parallel, and the position sensors are in signal connection with the control panel.
5. The multifunctional projection device of claim 1, wherein: the extension support with can dismantle fixed connection through the bolt between the fixed bolster, half arc inner tooth ring with can dismantle fixed connection through the bolt between the pendulum rod.
6. The multifunctional projection device of claim 1, wherein: the whole fixed support is L-shaped and consists of two second electric control telescopic rods which are connected with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210696968.7A CN115145099B (en) | 2022-06-20 | 2022-06-20 | Multifunctional projection equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210696968.7A CN115145099B (en) | 2022-06-20 | 2022-06-20 | Multifunctional projection equipment |
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| CN115145099A true CN115145099A (en) | 2022-10-04 |
| CN115145099B CN115145099B (en) | 2023-04-11 |
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| CN202210696968.7A Active CN115145099B (en) | 2022-06-20 | 2022-06-20 | Multifunctional projection equipment |
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|---|---|
| CN115145099B (en) | 2023-04-11 |
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