CN214278622U

CN214278622U - Holographic projection device

Info

Publication number: CN214278622U
Application number: CN202120376535.4U
Authority: CN
Inventors: 赵嘉成
Original assignee: Shanghai Qiyun Technology Co ltd
Current assignee: Shanghai Qiyun Technology Co ltd
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2021-09-24
Anticipated expiration: 2031-02-19

Abstract

The utility model discloses a holographic projection device, which comprises a projection base and a holographic projection module arranged on the projection base, wherein the projection base is also provided with a lifting mechanism which drives the holographic projection module to move up and down; the holographic projection device for holographic display in the utility model has higher use safety, and the three-dimensional projection space formed by the lifting mechanism ensures that the holographic projection module performs holographic projection display; the lifting mechanism can control the holographic projection module to ascend or descend when in use, and the damage of the holographic projection module is avoided, so that the use and maintenance safety of the projection equipment is improved, and the high practical value is achieved.

Description

Holographic projection device

Technical Field

The utility model relates to a holographic projection technical field, in particular to holographic projection device.

Background

The holography technique is a technique for recording and reproducing a real three-dimensional image of an object by using the principles of interference and diffraction. The first step is to record object light wave information by using the interference principle, namely, the shooting process is that a shot object forms a diffusion type object beam under the irradiation of laser; the other part of laser beam is used as reference beam to irradiate the holographic film and is superposed with the object beam to generate interference, and the phase and amplitude of each point on the object light wave are converted into the intensity which is changed in space, so that the contrast and interval between interference fringes are used to record all information of the object light wave. Holographic projection technology, also known as virtual imaging technology, is a technology that uses the principles of interference and diffraction to record and reproduce a true three-dimensional image of an object. The holographic projection technology can not only generate a stereoscopic aerial illusion, but also enable the illusion to interact with performers to complete performance together, and generate shocking performance effects. The method has the advantages of wide application range, product exhibition, automobile clothing release, stage programs, interaction, bar entertainment, place interactive projection and the like. The prior holographic projector is easy to damage a projection module due to no protection device when in use, and dust is often accumulated on a projection lens after the use to influence the projection effect, so that certain inconvenience is caused in daily use and maintenance.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a holographic projection device can improve the safety in utilization, the routine maintenance of being convenient for simultaneously.

The utility model adopts the technical proposal that: a holographic projection device comprises a projection base and a holographic projection module arranged on the projection base, wherein the projection base is also provided with a lifting mechanism for driving the holographic projection module to move up and down; the lifting mechanism comprises a lifting frame, the lifting frame comprises a mounting plate and a top plate which are arranged at an interval up and down, a connecting plate is arranged between the mounting plate and the top plate, a projection space is formed between the top plate and the mounting plate, and the holographic projection module is mounted between the mounting plate and the top plate; projection base upper end is equipped with the holding tank that holds the crane, the holding tank diapire is equipped with along vertical arrangement's drive screw, drive screw upper end spiro union is connected with the drive module transmission of fixing swivel nut screw thread adaptation, the drive screw lower extreme at the mounting panel lower extreme and locating in the projection base, can drive the crane during drive screw circumferential direction and stretch out or return in the holding tank.

In the technical scheme: the holographic projection device for holographic display has high use safety, the holographic projection module for holographic projection is arranged on the projection base through the lifting mechanism, and the holographic projection module is ensured to carry out holographic projection display by a three-dimensional projection space formed by the lifting mechanism; the top plate and the connecting plate of the lifting mechanism can protect the top and the side of the holographic projection module; before projection, the lifting frame is driven by the driving module to completely extend out of the upper end of the projection base; when the holographic projection module does not need projection, the drive screw rod is driven to rotate by the drive module, so that the whole lifting frame is retracted into the accommodating tank, the holographic projection module is prevented from being damaged, and the use and maintenance safety of the projection equipment is improved.

Preferably, the front side surface of the projection base is provided with a touch control screen which is obliquely arranged outwards, and the touch control screen is electrically connected with the holographic projection module.

Preferably, the edge of the upper end face of the projection base is hinged with a protection plate, the protection plate can rotate to a position where the upper end face of the projection base and one of the outer side faces of the projection base are attached to each other, the upper end face of the projection base and the outer side face of the projection base are provided with an inductive switch for controlling the operation of the driving module, and the inductive switch is electrically connected with the driving module.

Preferably, the rear side surface of the projection base is provided with an I/O data connector, and the I/O data connector is connected with a data control module connected with the holographic projection module.

Preferably, the lower end of the projection base is provided with an anti-skid cushion block.

Preferably, the connecting plate phase is arranged perpendicular to the mounting plate and the top plate.

Preferably, the connection plate and the top plate are arranged transparently.

Preferably, the mounting panel lateral surface is equipped with the sliding tray, sliding tray and the slide rail sliding fit who locates the holding tank inside wall.

The utility model has the advantages that: the holographic projection device for holographic display has higher use safety, and the three-dimensional projection space formed by the lifting mechanism ensures that the holographic projection module performs holographic projection display; the lifting mechanism can control the holographic projection module to ascend or descend when in use, and the damage of the holographic projection module is avoided, so that the use and maintenance safety of the projection equipment is improved, and the high practical value is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a structural diagram of a holographic projection apparatus according to an embodiment of the present invention.

Description of the drawings: the holographic projection module comprises a projection base 100, a containing groove 110, a holographic projection module 200, a mounting plate 300, a top plate 400, a connecting plate 500, a driving screw 600, a screw sleeve 700, a touch control screen 800, an I/O data connector 900, a driving module 1000, a protection plate 1100, an inductive switch 1200 and an anti-skid pad 1300.

Detailed Description

Here, it is to be noted that the functions, methods, and the like related to the present invention are only conventional adaptive applications of the related art. Therefore, the present invention is an improvement of the prior art, which substantially lies in the connection relationship between hardware, not in the functions and methods themselves, that is, the present invention relates to a few functions and methods, but does not include the improvements proposed in the functions and methods themselves. The present invention is described for better illustration of the function and method for better understanding of the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Referring to fig. 1, the holographic projection apparatus provided in this embodiment includes a projection base 100 and a holographic projection module 200 disposed on the projection base 100; the holographic projection device for holographic display has high use safety, and in order to improve the use safety, the projection base 100 of the embodiment is further provided with a lifting mechanism for driving the holographic projection module 200 to move up and down; the lifting mechanism comprises a lifting frame, the lifting frame comprises a mounting plate 300 and a top plate 400 which are arranged at intervals up and down, a connecting plate 500 is arranged between the mounting plate 300 and the top plate 400, a projection space is formed between the top plate 400 and the mounting plate 300, and the holographic projection module 200 is arranged between the mounting plate 300 and the top plate 400; projection base 100 upper end is equipped with the holding tank 110 that holds the crane, the 110 diapire of holding tank is equipped with along vertical arrangement's drive screw 600, the spiro union of drive screw 600 upper end is connected with the drive module 1000 transmission of the swivel nut 700 screw-thread adaptation, the drive screw 600 lower extreme of fixing at the mounting panel 300 lower extreme and locating in projection base 100, can drive the crane during drive screw 600 circumferential direction and stretch out or return in the holding tank 110.

With the above arrangement, the holographic projection module 200 for holographic projection is mounted on the projection base 100 through the lifting mechanism, and the three-dimensional projection space formed by the lifting mechanism ensures that the holographic projection module 200 can safely display holographic projection; the top plate 400 and the connection plate 500 of the lifting mechanism can protect the top and the side of the holographic projection module 200; before projection, the lifting frame is driven by the driving module 1000 to completely rise to the upper end of the projection base 100; when the holographic projection module 200 does not need projection, the driving module 1000 can drive the driving screw 600 to rotate, so that the whole lifting frame is retracted into the accommodating groove 110, the holographic projection module 200 is prevented from being damaged in the process of placement or movement, and the use and maintenance safety of the projection equipment is improved. The driving module 1000 in this embodiment preferably uses a stepping motor module, which can improve the lifting displacement accuracy. In order to enhance the display effect, the connection plate 500 in the present embodiment is disposed perpendicular to the mounting plate 300 and the top plate 400, and the connection plate 500 and the top plate 400 are disposed transparently. The transparent arrangement of the top plate 400 and the connecting plate 500 can increase the display effect, and a transparent acrylic plate can be selected in practical application.

As shown in fig. 1, in the holographic projection display process, in order to facilitate adjustment of the display angle and the display parameters, in the embodiment, a touch control panel 800 arranged obliquely outward is disposed on the front side surface of the projection base 100, and the touch control panel 800 is electrically connected to the holographic projection module 200. Like this, can conveniently see exhibition personnel as required adjustment through setting up touch control screen 800, touch control screen 800 belongs to field prior art, and the field technical staff chooses for use corresponding specification and model as required can, and it is no longer repeated here, in addition, for the convenience of the corresponding show data of transfer. In this embodiment, the rear side of the projection base 100 is provided with an I/O data connection port 900, and the I/O data connection port 900 is connected to a data control module connected to the hologram projection module 200. And the data interface is arranged to facilitate the input and the calling of data by technicians.

As shown in fig. 1, in order to further improve the protection effect, in this embodiment, a protection plate 1100 is hinged to an edge of the upper end surface of the projection base 100, the protection plate 1100 can rotate to a position where the upper end surface of the projection base 100 and one of the outer side surfaces of the projection base 100 are attached to each other, a sensing switch 1200 for controlling the operation of the driving module 1000 is disposed on the upper end surface of the projection base 100 and the outer side surface, and the sensing switch 1200 is electrically connected to the driving module 1000. When the protection plate 1100 is opened from the upper end face of the cabinet body, the induction switch 1200 induces that the protection plate 1100 is opened, so that the driving module 1000 is automatically controlled to operate, and the driving module 1000 drives the lifting frame to ascend; when the inductive switch 1200 located on the outer side surface of the projection base 100 induces the protection plate 1100 to rotate, the lifting frame descends after the driving module 1000 drives to realize automatic closing, and the protection effect is improved. In this embodiment, an anti-slip pad 1300 is further disposed at the lower end of the projection base 100. The provision of the anti-slip pads 1300 may improve the stability of the projection base 100 in use.

As shown in fig. 1, when the driving module 1000 drives the lifting frame to move up and down, the mounting plate 300 is in sliding fit with the accommodating groove 110, in this embodiment, a sliding groove is arranged on the outer side surface of the mounting plate 300, and the sliding groove is in sliding fit with a sliding rail arranged on the inner side wall of the accommodating groove 110. Through sliding tray and slide rail sliding fit, can improve the stability and the precision that the crane removed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A holographic projection device, comprising a projection base (100) and a holographic projection module (200) arranged on the projection base (100), characterized in that: the projection base (100) is also provided with a lifting mechanism which drives the holographic projection module (200) to move up and down;

the lifting mechanism comprises a lifting frame, the lifting frame comprises a mounting plate (300) and a top plate (400) which are arranged at an interval from top to bottom, a connecting plate (500) is arranged between the mounting plate (300) and the top plate (400), a projection space is formed between the top plate (400) and the mounting plate (300), and the holographic projection module (200) is arranged between the mounting plate (300) and the top plate (400);

projection base (100) upper end is equipped with holding tank (110) that holds the crane, holding tank (110) diapire is equipped with along vertical arrangement's driving screw (600), the upper end of driving screw (600) is connected with the lower extreme of fixing swivel nut (700) screw-thread adaptation, driving screw (600) at mounting panel (300) lower extreme and locating drive module (1000) transmission in projection base (100), can drive the crane during driving screw (600) circumferential direction and stretch out or return in holding tank (110).

2. Holographic projection device of claim 1, in which: the front side surface of the projection base (100) is provided with a touch control screen (800) which is obliquely arranged outwards, and the touch control screen (800) is electrically connected with the holographic projection module (200).

3. Holographic projection device of claim 1, in which: projection base (100) up end edge articulates there is guard plate (1100), guard plate (1100) can rotate to laminating the position mutually with one of them lateral surface of projection base (100) up end and projection base (100), projection base (100) up end and this lateral surface are equipped with inductive switch (1200) of control drive module (1000) operation, inductive switch (1200) are connected with drive module (1000) electricity.

4. Holographic projection device of claim 1, in which: the rear side surface of the projection base (100) is provided with an I/O data connector (900), and the I/O data connector (900) is connected with a data control module connected with the holographic projection module (200).

5. Holographic projection device of claim 1, in which: the lower end of the projection base (100) is provided with an anti-skid cushion block (1300).

6. Holographic projection device of claim 1, in which: the connecting plate (500) is arranged perpendicular to the mounting plate (300) and the top plate (400).

7. Holographic projection device of claim 1, in which: the connection plate (500) and the top plate (400) are arranged transparently.

8. Holographic projection device of claim 1, in which: the mounting panel lateral surface is equipped with the sliding tray, sliding tray and the slide rail sliding fit who locates holding tank (110) inside wall.