CN210531929U - Angle-adjustable projection device - Google Patents
Angle-adjustable projection device Download PDFInfo
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- CN210531929U CN210531929U CN201921615115.6U CN201921615115U CN210531929U CN 210531929 U CN210531929 U CN 210531929U CN 201921615115 U CN201921615115 U CN 201921615115U CN 210531929 U CN210531929 U CN 210531929U
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- support shaft
- wall
- lifting plate
- projection device
- projection
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Abstract
The utility model discloses a projection arrangement of angularly adjustable, include: drive system (1), be fixed in building furred ceiling top, includes: a first motor (11) driven by electric power to provide a forward/reverse rotation driving force; a rope winding disc (12) connected with an output shaft of the first motor (11), wherein a steel wire rope is wound on a winding shaft of the rope winding disc (12); and one end of the projection system (2) is rotatably hinged to the top of the building ceiling, and the other end of the projection system is hung below the building ceiling through the steel wire rope and rotates within a certain angle range under the traction of the steel wire rope. The two-dimensional projector is arranged to adjust the direction, so that the projector can be adjusted in a large angle along the required direction, the adjusting device is flexible to set and convenient to control, and the projector has an ideal scene for application.
Description
Technical Field
The utility model relates to a projection technology field specifically is an angularly adjustable projection arrangement.
Background
The adjustment direction of the existing projector is often the direction of adjusting a projection lens, and in such an adjustment mode, the adjustment angle of the projector is limited, can only be finely adjusted within a range of several degrees, and cannot meet the requirement of daily large-angle adjustment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an angularly adjustable projection arrangement to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an angularly adjustable projection device, comprising:
a first motor 11 driven by power to provide a forward/reverse rotation driving force;
a rope reel 12 connected to an output shaft of the first motor 11, a wire rope being wound around a spool of the rope reel 12;
one end of the projection system 2 is rotatably hinged to the top of the building ceiling, and the other end of the projection system is hung below the building ceiling through the steel wire rope and rotates within a certain angle range under the traction of the steel wire rope.
Optionally, the projection system 2 includes: a lifting plate 21 and a projection device 22;
the projection device 22 comprises a video emitter 221 and a cylindrical support shaft 222, wherein the lower surface of the cylindrical support shaft 222 is fixed on the upper surface of the lifting plate 21, and the upper surface of the cylindrical support shaft 222 is fixed at the bottom of the video emitter 221;
the cylindrical support shaft 222 includes an upper support shaft portion 2221 and a lower support shaft portion 2222, and a circular slide rail 223 is clamped between the upper support shaft portion 2221 and the lower support shaft portion 2222, so that the upper support shaft portion 2221 drives the video transmitter 221 to slide along the circular slide rail 223.
Optionally, the lifter plate 21 is the cuboid structure of establishing the cavity in for, the welding of the bottom inner wall of lifter plate 21 has radial bearing 211, drive rod 212 has been cup jointed to radial bearing 211's inner circle, the welding of the top of drive rod 212 has circular lug 213, circular lug 213's circumference outer wall with the inner wall welding of back shaft upper portion 2221 is in the same place.
Optionally, a stepping motor 214 is fixed to one side of the inner wall of the bottom of the lifting plate 21, which is close to the radial bearing 211, through a screw, a first belt pulley 215 is sleeved at the top end of an output shaft of the stepping motor 214, a second belt pulley 216 is in interference fit with the outer wall of the middle of the transmission rod 212, and the second belt pulley 216 is in transmission connection with the first belt pulley 215 through a belt.
Optionally, a communication hole 217 is formed in the lower surface of the lifting plate 21, a signal receiver 218 is clamped in the communication hole 217, a processor 219 is further fixed to the inner wall of the bottom of the lifting plate 21 through a screw, the signal receiver 218 is connected to a signal converter 220 through a signal line, and the signal converter 220 is connected to the processor 219 through a signal line.
Optionally, a through hole 2201 is formed in the upper surface of the lifting plate 21, the through hole 2201 is located right below the cylindrical support shaft 222, and a gap is left between an inner wall of the through hole 2201 and an outer wall of the transmission rod 212.
Compared with the prior art, the beneficial effects of the utility model are that: the two-dimensional projector is arranged to adjust the direction, so that the projector can be adjusted in a large angle along the required direction, the adjusting device is flexible to set and convenient to control, and the projector has an ideal scene for application.
Drawings
Fig. 1 is a schematic view of an installation structure of the projection apparatus with an adjustable angle according to the present invention.
Fig. 2 is the utility model provides a cross-sectional structure diagram of an angularly adjustable projection arrangement.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure clearer, the present disclosure will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present disclosure, rather than all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art from the embodiments disclosed herein without making any creative effort, shall fall within the scope of protection of the present disclosure.
The terminology used in the embodiments of the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in the disclosed embodiments and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and "a plurality" typically includes at least two.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be understood that although the terms first, second, third, etc. may be used to describe … … in embodiments of the present disclosure, these … … should not be limited to these terms. These terms are used only to distinguish … …. For example, the first … … can also be referred to as the second … … and, similarly, the second … … can also be referred to as the first … … without departing from the scope of embodiments of the present disclosure.
The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrases "if determined" or "if detected (a stated condition or event)" may be interpreted as "when determined" or "in response to a determination" or "when detected (a stated condition or event)" or "in response to a detection (a stated condition or event)", depending on the context.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an 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 article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in the article or device in which the element is included.
Alternative embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
As shown in fig. 1, an angularly adjustable projection apparatus includes: actuating system 1, projection system 2, actuating system 1 is fixed in building furred ceiling top, and actuating system 1 includes: the rope winding device comprises a first motor 11 and a rope winding disc 12, wherein the first motor 11 is powered on to drive and provide a forward and reverse rotation driving force; the rope winding disc 12 is connected with an output shaft of the first motor 11, and a steel wire rope is wound on a winding shaft of the rope winding disc 12; one end of the projection system 2 is rotatably hinged to the top of the building ceiling, and the other end of the projection system is hung below the building ceiling through the steel wire rope and rotates within a certain angle range under the traction of the steel wire rope.
Specifically, the driving system can control the indoor wall after a switch is additionally arranged on the indoor wall. The driving system can be placed on the suspended ceiling of a house, a stage and the like, for example, and the steel wire rope is led out through the opening, and the power and the signal of the motor are not particularly limited. The reel of the rope reel 12 may be, for example, an i-shaped structure, and the steel rope is wound around the reel and wound.
Optionally, the projection system 2 includes: a lifting plate 21 and a projection device 22.
As shown in fig. 2, the projection device 22 includes a video emitter 221, a cylindrical support shaft 222, a lower surface of the cylindrical support shaft 222 being fixed to an upper surface of the lifting plate 21, and an upper surface of the cylindrical support shaft 222 being fixed to a bottom of the video emitter 221; the cylindrical support shaft 222 includes an upper support shaft portion 2221 and a lower support shaft portion 2222, and a circular slide rail 223 is clamped between the upper support shaft portion 2221 and the lower support shaft portion 2222, so that the upper support shaft portion 2221 drives the video transmitter 221 to slide along the circular slide rail 223.
The video transmitter 221 may be any projector with a projection function, such as a general projector, a 3D projector, or a holographic projector, and the like, which is not limited in this respect, and the video content projected by different projectors is also not limited in this respect.
Optionally, the lifter plate 21 is a cuboid structure with a cavity formed therein, a radial bearing 211 is welded on the inner wall of the bottom of the lifter plate 21, a transmission rod 212 is sleeved on an inner ring of the radial bearing 211, a round bump 213 is welded on the top end of the transmission rod 212, and the outer wall of the circumference of the round bump 213 is fixedly connected (for example, welded) with the inner wall of the upper portion 2221 of the support shaft.
Optionally, a stepping motor 214 is fixed to one side of the inner wall of the bottom of the lifting plate 21, which is close to the radial bearing 211, through a screw, a first belt pulley 215 is sleeved at the top end of an output shaft of the stepping motor 214, a second belt pulley 216 is in interference fit with the outer wall of the middle of the transmission rod 212, and the second belt pulley 216 is in transmission connection with the first belt pulley 215 through a belt.
The rotation of the stepping motor 214 is controlled to drive the first belt pulley 215 and the second belt pulley 216 to rotate, and further drive the transmission rod 212 to rotate, so that the upper support shaft portion 2221 drives the video transmitter 221 to slide along the circular slide rail 223 under the rotation of the transmission rod 212. The angular adjustment of the video transmitter 221 is achieved.
Optionally, a communication hole 217 is formed in the lower surface of the lifting plate 21, a signal receiver 218 is clamped in the communication hole 217, a processor 219 is further fixed to the inner wall of the bottom of the lifting plate 21 through a screw, the signal receiver 218 is connected to a signal converter 220 through a signal line, and the signal converter 220 is connected to the processor 219 through a signal line. After receiving the remote control signal, the signal receiver 218 sends the remote control signal to the processor 219, and the processor 219 controls the stepping motor 214 to rotate. The specific remote control method may be any remote control method in the prior art, and is not limited thereto.
Optionally, a through hole 2201 is formed in the upper surface of the lifting plate 21, the through hole 2201 is located right below the cylindrical support shaft 222, and a gap is left between an inner wall of the through hole 2201 and an outer wall of the transmission rod 212.
Compared with the prior art, the beneficial effects of the utility model are that: the two-dimensional projector is arranged to adjust the direction, so that the projector can be adjusted in a large angle along the required direction, the adjusting device is flexible to set and convenient to control, and the projector has an ideal scene for application.
As an alternative embodiment of the specific application, the number of the video emitting devices may be four, for example, and the video emitting devices are distributed in four directions of the stage ceiling, so that multiple directional projection can be realized. The video transmitter is model TW-101 AT. The model of the signal converter is RS485, and the model of the processor is ARM9TDMI series.
Be equipped with the curtain between stage furred ceiling and the stage edge in one side, and the front of curtain is fixed with blank 3 through the bolt for receive projection signal.
The rope winding disc can be driven to rotate through the work of the motor, the lifting plate can be pulled to rotate through a steel wire rope on the rope winding disc, the angle of the lifting plate is changed, and further the angle change of the video transmitter on the lifting plate is realized; through step motor work, link together through belt and first belt pulley transmission because of the second belt pulley, and then can drive the transfer line and rotate, because of the welding of the top of transfer line has the lug, and the circumference outer wall of lug and the inner wall welding of the first half of a circle of back shaft are in the same place, and the transfer line can drive the first half of a circle of back shaft rotatory, and then can drive the video transmitter rotation angle of fixed mounting on the back shaft.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (6)
1. An angularly adjustable projection apparatus, comprising:
drive system (1), be fixed in building furred ceiling top, includes:
a first motor (11) driven by electric power to provide a forward/reverse rotation driving force;
a rope winding disc (12) connected with an output shaft of the first motor (11), wherein a steel wire rope is wound on a winding shaft of the rope winding disc (12);
and one end of the projection system (2) is rotatably hinged to the top of the building ceiling, and the other end of the projection system is hung below the building ceiling through the steel wire rope and rotates within a certain angle range under the traction of the steel wire rope.
2. Angularly adjustable projection device according to claim 1, characterized in that the projection system (2) comprises: a lifting plate (21) and a projection device (22);
the projection device (22) comprises a video emitter (221) and a cylindrical support shaft (222), the lower surface of the cylindrical support shaft (222) is fixed on the upper surface of the lifting plate (21), and the upper surface of the cylindrical support shaft (222) is fixed at the bottom of the video emitter (221);
the cylindrical support shaft (222) comprises a support shaft upper part (2221) and a support shaft lower part (2222), and a circular slide rail (223) is clamped between the support shaft upper part (2221) and the support shaft lower part (2222), so that the support shaft upper part (2221) drives the video transmitter (221) to slide along the circular slide rail (223).
3. The projection device with the adjustable angle of claim 2, wherein the lifting plate (21) is a cuboid structure with a cavity inside, a radial bearing (211) is welded on the inner wall of the bottom of the lifting plate (21), a transmission rod (212) is sleeved on the inner ring of the radial bearing (211), a circular bump (213) is welded on the top end of the transmission rod (212), and the outer wall of the circumference of the circular bump (213) is welded with the inner wall of the upper portion (2221) of the support shaft.
4. The angularly adjustable projection device of claim 3, wherein a stepping motor (214) is fixed to one side of the inner wall of the bottom of the lifting plate (21) close to the radial bearing (211) through a screw, a first belt pulley (215) is sleeved at the top end of an output shaft of the stepping motor (214), a second belt pulley (216) is in interference fit with the outer wall of the middle of the transmission rod (212), and the second belt pulley (216) is in transmission connection with the first belt pulley (215) through a belt.
5. The projection device with the adjustable angle of claim 4, wherein the lower surface of the lifting plate (21) is provided with a communication hole (217), a signal receiver (218) is connected in the communication hole (217) in a clamping manner, the inner wall of the bottom of the lifting plate (21) is further fixed with a processor (219) through a screw, the signal receiver (218) is connected with a signal converter (220) through a signal line, and the signal converter (220) is connected with the processor (219) through a signal line.
6. The projection device with the adjustable angle of claim 5, wherein the upper surface of the lifting plate (21) is provided with a through hole (2201), the through hole (2201) is located right below the cylindrical support shaft (222), and a gap is reserved between the inner wall of the through hole (2201) and the outer wall of the transmission rod (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921615115.6U CN210531929U (en) | 2019-09-26 | 2019-09-26 | Angle-adjustable projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921615115.6U CN210531929U (en) | 2019-09-26 | 2019-09-26 | Angle-adjustable projection device |
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| Publication Number | Publication Date |
|---|---|
| CN210531929U true CN210531929U (en) | 2020-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921615115.6U Active CN210531929U (en) | 2019-09-26 | 2019-09-26 | Angle-adjustable projection device |
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| Country | Link |
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| CN (1) | CN210531929U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325129A (en) * | 2020-11-13 | 2021-02-05 | 苏州佩秋信息科技有限公司 | Teaching projection equipment based on information technology |
| CN113465508A (en) * | 2021-07-14 | 2021-10-01 | 安徽联康智造有限公司 | Convenient to use's suspension type optical projection governing system |
-
2019
- 2019-09-26 CN CN201921615115.6U patent/CN210531929U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325129A (en) * | 2020-11-13 | 2021-02-05 | 苏州佩秋信息科技有限公司 | Teaching projection equipment based on information technology |
| CN113465508A (en) * | 2021-07-14 | 2021-10-01 | 安徽联康智造有限公司 | Convenient to use's suspension type optical projection governing system |
| CN113465508B (en) * | 2021-07-14 | 2022-12-27 | 安徽联康智造有限公司 | Convenient to use's suspension type optical projection governing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Kecheng Inventor after: Huang Jin Inventor after: Xu Qiaoling Inventor after: Wu Zheyu Inventor after: Huang Gang Inventor before: Huang Jin Inventor before: Xu Qiaoling Inventor before: Wu Zheyu Inventor before: Huang Gang Inventor before: Wang Kecheng |
|
| CB03 | Change of inventor or designer information |