LU501805B1 - 3d holographic projection display device for environmental design - Google Patents

Abstract

The present invention relates to the technical field of environmental design, and discloses a 3D holographic projection display device for environmental design, comprising a projection assembly, a lifting assembly I, a lifting assembly II and a rotating mechanism. The lifting assembly I can drive the lifting assembly II and the projection assembly to adjust a projection height; the lifting assembly II can drive the projection assembly to adjust a projection range; and the rotating mechanism can drive the lifting assembly II and the projection assembly to perform rotary adjustment. The height of the projection assembly can be adjusted, so that the device can be applied to students of different ages for learning and application at the same time, and is not limited by heights. The projection range can be adjusted to apply to the projection operation of exhibits in different environments, with strong practicability. The display angle of the projection assembly can be adjusted by 360° rotation through the rotating mechanism, and the students can respectively observe different perspectives of the projection without moving, thereby avoiding the problems of inconvenience in movement for personnel and incomprehensive observation.

Description

3D HOLOGRAPHIC PROJECTION DISPLAY DEVICE FOR ENVIRONMENTAL DESIGN LU501805 Technical Field The present invention relates to the technical field of environmental design, and more particularly to a 3D holographic projection display device for environmental design.

Background Environmental design artistically processes space interfaces (shapes, colors, etc.) through certain organization and enclosure means, and uses design language of arrangement and modeling of natural light, artificial lighting, furniture and accessories, and the configuration of plants and flowers, water bodies, sketches and sculptures to enable indoor and outdoor spatial environments of buildings to reflect a specific atmosphere and a certain style to satisfy human functional use and visual aesthetic needs.

When a teaching environment is designed, a holographic projection display mode is used, which is convenient for students to quickly understand and form a comprehensive environmental concept in thinking. However, the height of a traditional projection device is fixed, and different projection angles can only be viewed around the device. It is not friendly to students of different ages and different heights, and the projection form is single. Only one type of projection cover is applicable, which has great limitations.

Therefore, how to provide a display device with better display effect is an urgent problem to be solved by those skilled in the art.

Summary In view of this, the present invention aims to provide a 3D holographic projection display device for environmental design, so as to at least solve one of the above technical problems in the prior art to a certain extent.

In order to achieve the above purpose, the present invention adopts the following technical solutions: A 3D holographic projection display device for environmental design comprises a projection assembly, a lifting assembly | and a lifting assembly II; The lifting assembly | comprises a base plate | and a telescopic mechanism |; the lifting assembly Il comprises a base plate || and a telescopic mechanism lI; a fixed end of the telescopic mechanism | is fixed on the base plate |; a bottom of the base plate Il is fixed on a telescopic rod of the telescopic mechanism |; and a fixed end of the telescopic mechanism Il is fixed on a top edge of the base plate II; The projection assembly comprises an installing plate, a projection component and a projection plate; a bottom edge of the installing plate is fixed on a top end of the telescopic rod of the telescopic mechanism Il; the projection component is detachably installed on a bottom of the installing plate; and the projection plate is fixed on a top of the base plate || and corresponds 1 1501805 the projection component. Preferably, the above 3D holographic projection display device for environmental design further comprises a rotating mechanism; the rotating mechanism comprises a fixed plate, a motor, abevel gear | and a bevel gear Il; one end of the fixed plate is fixed at a position close to the top end of the telescopic rod of the telescopic mechanism |; the motor is fixed on the fixed plate and located between the fixed plate and the base plate Il; the bevel gear | is sleeved on an outer side of the telescopic rod of the telescopic mechanism | and has a gap therewith; an end part of the bevel gear | is fixed on the bottom of the base plate Il; and the bevel gear Il is fixed on an output shaft of the motor and meshed with the bevel gear |.

Preferably, in the above 3D holographic projection display device for environmental design, a vertical downward supporting rod | is fixed on an edge of the base plate Il; the supporting rod | is a retractable sleeve rod structure; and a roller component | is fixed at a bottom end of the supporting rod |; The base plate | is provided with an annular track at a position corresponding to the supporting rod |; and when the rotating mechanism drives the base plate II to rotate, the roller component | at the bottom of the supporting rod | rolls along the annular track.

Preferably, in the above 3D holographic projection display device for environmental design, the top edge of the base plate Il is provided with a supporting rod Il; a side wall of the supporting rod Il is provided with a strip-shaped track; an edge side wall of the installing plate is provided with a roller component Il corresponding to the strip-shaped track; and when the telescopic mechanism Il drives the installing plate to rise, the roller component II rolls along the strip-shaped track.

Preferably, in the above 3D holographic projection display device for environmental design, a projection device installing groove is formed at a centre position of a top end surface of the installing plate, and a plurality of inserting ring grooves are formed at the corresponding positions of a bottom end surface of the installing plate; The projection component comprises a plurality of projection covers with different tapers, and the top of each projection cover is provided with an inserting plate which can be plugged and connected with the corresponding inserting ring groove.

Preferably, in the above 3D holographic projection display device for environmental design, a top end surface of the base plate Il is provided with a groove, and the projection plate is embedded in the groove.

It can be seen from the above technical solutions that compared with the prior art, the present invention discloses and provides a 3D holographic projection display device for environmental design, which has the main effects and advantages as follows: The height of the projection assembly can be adjusted through the lifting assembly |, and the device can be applied to students of different ages for learning and application at the same time,

and is not limited by heights; LU501805 The display angle of the projection assembly can be adjusted by 360° rotation through the rotating mechanism, and the students can respectively observe different perspectives of the projection without moving, thereby avoiding the problems of inconvenience in movement for personnel and incomprehensive observation: Different models of projection covers can be selected according to the use conditions, and are suitable for a variety of projection ranges and applicable to the projection operation of exhibits in different environments, and more practical.

Description of Drawings To more clearly describe the technical solutions in the embodiments of the present invention or in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be simply presented below. Apparently, the drawings in the following description are merely the embodiments of the present invention, and for those ordinary skilled in the art, other drawings can also be obtained according to the provided drawings without contributing creative labour.

Fig. 1 is a structural schematic diagram of the present invention; Fig. 2 is a sectional view of the present invention; Fig. 3 is a schematic diagram of a supporting rod | in the present invention; and Fig. 4 is a structural schematic diagram of a projection component in the present invention.

Detailed Description The technical solution in the embodiments of the present invention will be clearly and fully described below in combination with the drawings in the embodiments of the present invention.

Apparently, the described embodiments are merely part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those ordinary skilled in the art without contributing creative labour will belong to the protection scope of the present invention.

It should be understood in the description of the present invention that terms such as “upper”, “lower”, “front”, “rear”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inner”, “outer”, etc. indicate direction or position relationships shown based on the drawings, and are only intended to facilitate the description of the present invention and the simplification of the description rather than to indicate or imply that the indicated device or element must have a specific direction or constructed and operated in a specific direction, and therefore, shall not be understood as a limitation to the present invention.

In the present invention, unless otherwise specifically regulated and defined, terms such as "installation", "connected", "connecting", "fixation" and the like shall be understood in broad sense, and for example, may refer to fixed connection or detachable connection or integral connection, may refer to mechanical connection or electrical connection, and may refer to direct 501805 connection or indirect connection through an intermediate medium or inner communication of two elements or interaction relationship of two elements. For those ordinary skilled in the art, the specific meanings of the above terms in the present invention may be understood according to concrete conditions.

Figs. 1 - 4 show a 3D holographic projection display device for environmental design in the present invention, comprising a projection assembly 1, a lifting assembly 12, a lifting assembly 113 and a rotating mechanism 4.

The lifting assembly 12 comprises a base plate 120 and a telescopic mechanism 121; the lifting assembly |I3 comprises a base plate II30 and a telescopic mechanism 1131; a fixed end of the telescopic mechanism 121 is fixed on the base plate 120; a bottom of the base plate 1130 is fixed on a telescopic rod of the telescopic mechanism 121; and a fixed end of the telescopic mechanism [131 is fixed on a top edge of the base plate 1130.

The projection assembly 1 comprises an installing plate 10, a projection component 11 and a projection plate 12; a top of the installing plate 10 is provided with an installing groove 100 for fixing a projection device; a bottom edge of the installing plate is fixed on a top end of the telescopic rod of the telescopic mechanism 1131; the projection component 11 is detachably installed on a bottom of the installing plate 10; and the projection plate 12 is fixed on a top of the base plate 1130 and corresponds to the projection component 11.

The rotating mechanism 4 comprises a fixed plate 40, a motor 41, a bevel gear 142 and a bevel gear 1143; one end of the fixed plate 40 is fixed at a position close to the top end of the telescopic rod of the telescopic mechanism 121; the motor 41 is fixed on the fixed plate 40 and located between the fixed plate 40 and the base plate 1130; the bevel gear 142 is sleeved on an outer side of the telescopic rod of the telescopic mechanism 121 and has a gap therewith; an end part of the bevel gear 142 is fixed on the bottom of the base plate 1130; and the bevel gear 1143 is fixed on an output shaft of the motor 41 and meshed with the bevel gear 142.

Specifically, the telescopic mechanism [121 and the telescopic mechanism 1131 are both electric telescopic rod devices, which are telescopically adjusted by electric drive. Specifically, the motor 41 is a servo motor.

In order to further optimize the above technical solution, a vertical downward supporting rod 122 is fixed on an edge of the base plate 1130; the supporting rod 122 is a retractable sleeve rod structure; and a roller component 123 is fixed at a bottom end of the supporting rod |.

The base plate 120 is provided with an annular track 200 at a position corresponding to the supporting rod 122; and when the rotating mechanism 4 drives the base plate 1130 to rotate, the roller component | at the bottom of the supporting rod 122 rolls along the annular track 200. This solution can improve overall stability.

Specifically, the supporting rod 122 comprises an outer tube body 220, an inner rod body 221 and a spring 222. The outer tube body 220 and the inner rod body 221 are sleeved to slide; the spring 222 is connected between the outer tube body and the inner rod body; a steel ball roller 15 501805 fixed at the bottom of the outer tube body 220; and the inner rod body 221 is fixed on the bottom of the base plate II. In order to further optimize the above technical solution, the top edge of the base plate 1130 5 is provided with a supporting rod 1132; a side wall of the supporting rod 1132 is provided with a strip-shaped track 320; an edge side wall of the installing plate 10 is provided with a roller component |! corresponding to the strip-shaped track 320; and when the telescopic mechanism [131 drives the installing plate 10 to rise, the roller component |! rolls along the strip-shaped track

320. This solution makes the projection device more stable.

In order to further optimize the above technical solution, a projection device installing groove is formed at a centre position of a top end surface of the installing plate 10, and a plurality of inserting ring grooves are formed at the corresponding positions of a bottom end surface of the installing plate.

The projection component 11 comprises a plurality of projection covers with different tapers; each projection cover is a transparent rectangular pyramid structure; and the top is a transparent inserting ring plate. When inserting, the inserting ring plate is completely inserted into the inserting ring groove.

In order to further optimize the above technical solution, a top end surface of the base plate [130 is provided with a groove, and the projection plate 12 is embedded in the groove.

In order to further optimize the above technical solution, a controller is also provided, and the controller is used to control the expansion and contraction of the telescopic mechanism 121 and the telescopic mechanism 1131 and the rotation angle of the motor 41.

Specifically, the usage mode of the present invention is: During use, a corresponding projection module is selected in the projection device, and inserted into the installing groove 100 on the top of the installing plate 10. The projection component 11 with an appropriate specification is selected according to projection needs, and inserted at the bottom of the installing plate 10. The telescopic mechanism 1131 is controlled to adjust the height of the installing plate 10 to a corresponding position; and an image of the projection device is processed by the projection component 11 and projected onto the projection plate 12.

Then, the height of the telescopic mechanism 121 is adjusted according to the height need of a viewer, so that the viewer can view the holographic projection at a comfortable angle, thereby improving the comfort.

Finally, according to viewing needs, the motor 41 can be used to control the base plate 1130 to adjust the rotation; an appropriate observation angle is selected, or an appropriate rotation frequency is selected according to the needs to keep the base plate rotating at a constant speed, which is convenient for the surrounding audience to view.

Each embodiment in the description is described in a progressive way. The difference of 501805 each embodiment from each other is the focus of explanation. The same and similar parts among all of the embodiments can be referred to each other. For the device disclosed by the embodiments, because the device corresponds to a method disclosed by the embodiments, the device is simply described. Refer to the description of the method part for the related part.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the present invention. Many modifications to these embodiments will be apparent to those skilled in the art. The general principle defined herein can be realized in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principle and novel features disclosed herein.

Claims (6)

1. A 3D holographic projection display device for environmental design, comprising a projection assembly, a lifting assembly | and a lifting assembly Il, wherein — the lifting assembly | comprises a base plate | and a telescopic mechanism |; — the lifting assembly Il comprises a base plate Il and a telescopic mechanism II; — a fixed end of the telescopic mechanism | is fixed on the base plate I; — a bottom of the base plate Il is fixed on a telescopic rod of the telescopic mechanism |; — a fixed end of the telescopic mechanism Il is fixed on a top edge of the base plate II; — the projection assembly comprises an installing plate, a projection component and a projection plate; — a bottom edge of the installing plate is fixed on a top end of the telescopic rod of the telescopic mechanism Il; — the projection component is detachably installed on a bottom of the installing plate; and — the projection plate is fixed on a top of the base plate Il and corresponds to the projection component.

2. The 3D holographic projection display device for environmental design according to claim 1, further comprising a rotating mechanism, wherein — the rotating mechanism comprises a fixed plate, a motor, a bevel gear | and a bevel gear Il; — one end of the fixed plate is fixed at a position close to the top end of the telescopic rod of the telescopic mechanism |; — the motor is fixed on the fixed plate and located between the fixed plate and the base plate Il; — the bevel gear | is sleeved on an outer side of the telescopic rod of the telescopic mechanism | and has a gap therewith: — an end part of the bevel gear | is fixed on the bottom of the base plate Il; and — the bevel gear Il is fixed on an output shaft of the motor and meshed with the bevel gear I.

3. The 3D holographic projection display device for environmental design according to claim 2, wherein — a vertical downward supporting rod | is fixed on an edge of the base plate Il; — the supporting rod | is a retractable sleeve rod structure; and — a roller component | is fixed at a bottom end of the supporting rod I;

— the base plate | is provided with an annular track 0 at a position corresponding to the 501805 supporting rod I; and — when the rotating mechanism drives the base plate Il to rotate, the roller component | at the bottom of the supporting rod | rolls along the annular track 0.

4. The 3D holographic projection display device for environmental design according to claim 3, wherein — the top edge of the base plate Il is provided with a supporting rod Il; — a side wall of the supporting rod Il is provided with a strip-shaped track; — an edge side wall of the installing plate is provided with a roller component Il corresponding to the strip-shaped track; and — when the telescopic mechanism Il drives the installing plate to rise, the roller component II rolls along the strip-shaped track.

5. The 3D holographic projection display device for environmental design according to claim 4, wherein — a projection device installing groove is formed at a centre position of a top end surface of the installing plate, and — a plurality of inserting ring grooves are formed at the corresponding positions of a bottom end surface of the installing plate; — the projection component comprises a plurality of projection covers with different tapers, and the top of each projection cover is provided with an inserting plate which can be plugged and connected with the corresponding inserting ring groove.

6. The 3D holographic projection display device for environmental design according to claim 5, wherein a top end surface of the base plate Il is provided with a groove, and the projection plate is embedded in the groove.