CN211016442U - Double-sided projection advertising machine - Google Patents
Double-sided projection advertising machine Download PDFInfo
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- CN211016442U CN211016442U CN202020047588.7U CN202020047588U CN211016442U CN 211016442 U CN211016442 U CN 211016442U CN 202020047588 U CN202020047588 U CN 202020047588U CN 211016442 U CN211016442 U CN 211016442U
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Abstract
The utility model provides a two-sided projection advertisement machine, include: the projection screen comprises a first projection screen and a second projection screen which are oppositely arranged; the ultra-short-focus projector comprises a first ultra-short-focus projector and a second ultra-short-focus projector, wherein the first ultra-short-focus projector projects a picture onto the first projection screen, and the second ultra-short-focus projector projects the picture onto the second projection screen; the projection screen and the ultra-short-focus projector are fixed on the support. According to the utility model provides a two-sided projection advertisement machine adopts two ultrashort burnt projectors to on projecting the picture respectively two projection curtains that set up relatively, realized the two-sided demonstration of advertisement machine, improved space utilization, increased display frame and visual angle simultaneously, and reduced the cost and the energy consumption of advertisement machine.
Description
Technical Field
The utility model relates to a projection technology field particularly relates to a two-sided projection advertisement machine.
Background
An advertisement machine is a device for advertising, and attracts a customer's attention in the form of playing various materials such as pictures, characters, and videos by arranging the advertisement machine indoors or outdoors. With the progress of technology, the advertisement player further has multiple functions such as intelligent interaction, public service, entertainment interaction and the like, and accordingly, customers are attracted to actively browse advertisements.
The display screen is an important component of the advertising machine. In the prior art, flat panel display devices such as plasma and liquid crystal are mostly adopted as display screens of advertising machines. However, the lcd itself has the disadvantages of bad pixels, light leakage, blue light hazard, high energy consumption, etc., and the lcd is used as the display screen of the advertisement machine, and also has the following disadvantages: (1) single-sided display, which wastes space utilization rate; (2) the display screen is limited: the size of the display screen of the advertising machine is limited by the size of the display panel; (3) the visual angle is small: when an image is viewed, the brightness, the contrast and the color saturation are reduced along with the increase of the viewing angle, and the chromaticity error is increased along with the increase of the viewing angle, so that the image quality is reduced.
Therefore, there is a need for a new advertising machine to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.
The utility model provides a two-sided projection advertisement machine, include:
the projection screen comprises a first projection screen and a second projection screen which are oppositely arranged;
the ultra-short-focus projector comprises a first ultra-short-focus projector and a second ultra-short-focus projector, wherein the first ultra-short-focus projector projects a picture onto the first projection screen, and the second ultra-short-focus projector projects the picture onto the second projection screen;
the projection screen and the ultra-short-focus projector are fixed on the support.
Further, the ultra-short-focus projector comprises a projection lens, and the projection lens faces to the middle line position of the side edge of the projection screen.
Further, the advertisement machine is the cuboid structure, first projection curtain and second projection curtain set up respectively in the preceding, two faces in the back of cuboid structure.
Furthermore, the ultra-short focus projector is positioned inside the cuboid structure and is not abutted against the front surface and the rear surface of the cuboid structure.
Further, the first ultra-short focus projector and the second ultra-short focus projector respectively abut against the upper surface and the lower surface of the cuboid structure.
Further, the first ultra-short-focus projector and the second ultra-short-focus projector are respectively abutted to the left surface and the right surface of the cuboid structure.
Further, the throw ratio of the ultra-short-focus projector is less than or equal to 0.4.
Further, the thickness of the body of the double-sided projection advertising machine is larger than or equal to the minimum distance allowed by the projection ratio of the selected ultra-short-focus projector, and the minimum distance allowed by the projection ratio of the ultra-short-focus projector is smaller than or equal to 1 m.
Further, the ultra-short-focus projector is movably mounted on the bracket.
Further, the projection screen comprises a projection screen or a projection screen.
Further, the double-sided projection advertising machine further comprises: and the built-in intelligent system is configured to realize remote management of the double-sided projection advertising machine through network connection.
According to the utility model provides a two-sided projection advertisement machine adopts two ultrashort burnt projectors to on projecting the picture respectively two projection curtains that set up relatively, realized the two-sided demonstration of advertisement machine, improved space utilization, increased display frame and visual angle simultaneously, and reduced the cost and the energy consumption of advertisement machine.
Drawings
The following drawings of the present invention are used herein as part of the present invention for understanding the present invention. There are shown in the drawings, embodiments and descriptions of the invention, which are used to explain the principles and devices of the invention. In the drawings, there is shown in the drawings,
FIG. 1 is a schematic view of a dual-sided projection advertising player according to the present invention;
fig. 2 is a top view of the double-sided projection advertising machine of the present invention.
Reference numerals
11. A first ultra-short-focus projector 12 and a second ultra-short-focus projector
21. First projection screen 22 and second projection screen
3. Support frame
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.
It is to be understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity. Like reference numerals refer to like elements throughout.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. As used herein, the term "and/or" includes any and all combinations of the associated listed items.
In order to provide a thorough understanding of the present invention, detailed steps and detailed structures will be set forth in the following description in order to explain the present invention. The following detailed description of the preferred embodiments of the invention, however, the invention is capable of other embodiments in addition to those detailed.
Aiming at the problems of single-sided display, limited display picture, small visual angle and the like existing in the display screen of the advertising machine adopting plasma, liquid crystal and other flat panel display equipment in the prior art, the application provides a double-sided projection advertising machine, as shown in figures 1 and 2, comprising:
the projection screen comprises a first projection screen 21 and a second projection screen 22 which are oppositely arranged;
the ultra-short-focus projector comprises a first ultra-short-focus projector 11 and a second ultra-short-focus projector 12, wherein the first ultra-short-focus projector 11 projects a picture onto the first projection screen 21, and the second ultra-short-focus projector 12 projects the picture onto the second projection screen 22;
and the support 3 is used for fixing the projection screen and the ultra-short-focus projector on the support.
Exemplarily, the stand 3 includes a supporting unit and a mounting unit. In one embodiment, the supporting unit is configured to constitute a main body frame of a dual-sided projection advertising machine, and the mounting unit is configured to mount the projection screen and the ultra-short-focus projector on the supporting unit.
Furthermore, the supporting unit and the mounting unit can be made of metal materials such as stainless steel and aluminum alloy, and can also be made of non-metal materials such as plastics and wood.
In one embodiment, referring to fig. 1, the advertising machine is a rectangular parallelepiped structure, and the support unit constitutes a rectangular parallelepiped frame to form the external appearance of a double-sided projection advertising machine including front and rear faces composed of the length and height of the rectangular parallelepiped, left and right faces composed of the width and height of the rectangular parallelepiped, and upper and lower faces composed of the length and width of the rectangular parallelepiped.
Wherein, first projection curtain 21 and second projection curtain 22 set up respectively on two preceding, the back two faces of cuboid structure.
Further, first ultrashort burnt projector 11 and the ultrashort burnt projector 12 of second are located inside the cuboid structure, non-butt two preceding, back faces of cuboid structure, specifically, first ultrashort burnt projector 11 and the ultrashort burnt projector 12 of second butt respectively two upper and lower faces of cuboid structure or butt respectively two left and right faces of cuboid structure.
Through set up two projection screens and respectively to the ultra-short focus projector of two projection screen projections in the two-sided projection advertisement machine, realized the two-sided demonstration of advertisement machine, compare with the advertisement machine that only can the single face show among the prior art, improved space utilization.
Illustratively, the projection screen comprises a projection screen or a projection screen.
Illustratively, a projection screen is one of the most commonly used products in projector peripherals. Projection screens can be generally classified into a reflective type and a transmissive type in terms of functions; reflective for front projection and transmissive for rear projection. The forward projection means that the installation position of the projector and the audience are on the same side of the projection screen, light emitted by the projector is projected to the projection screen to form an image on the projection screen, and then the light is reflected to human eyes; the rear projection means that the installation position of the projector and the audience are respectively positioned at two sides of the projection screen, light emitted by the projector is directly projected to the projection screen from one side of the projection screen, and the light enters eyes of the audience through the projection screen.
As an example, the projection screen of the present invention is a rear projection type. The front projection type can be influenced by the ambient light to cause the serious reduction of the picture contrast, and the rear projection type is not influenced by the ambient light, can correctly reflect the characteristics of information quality, bright picture color and vivid image, so that the front projection type is more suitable to be used as a display screen of an advertising machine.
Illustratively, the projection screen has a size ranging from 80 inches to 120 inches, and the projection screen has an aspect ratio ranging from 4:3 to 16: 9. In one embodiment, the aspect ratio of the projection screen includes, but is not limited to, 4:3, 16:10, or 16: 9.
It should be noted that, since the size of the projection screen may be larger than or equal to the size of the projection screen, the size of the projection screen is not limited, however, in practical applications, the size of the projection screen and the size of the projection screen are kept consistent for aesthetic reasons and resource saving.
Compared with the advertising machine adopting the liquid crystal display mode in the prior art, the advertising machine adopting the projection technology increases the display picture, so that the size of the display picture is not limited by the size of the liquid crystal panel, and when the size of the display picture is the same, the cost of the advertising machine adopting the projection technology is lower than that of the advertising machine adopting the liquid crystal display mode. In addition, the advertising machine adopting the projection technology can not generate the problems of screen dead spots (normal bright spots, normal black spots and flashing spots), screen edge light leakage, non-uniform full-screen brightness, blue light harm and the like.
Illustratively, the ultra-short-focus projector comprises a projection lens, and the projection lens is opposite to the midline position of the side edge of the projection screen.
Illustratively, the projection ratio (the ratio of the projection distance to the length of the bottom edge of the projected picture) of the ultra-short-focus projector is small. As an example, the super short-focus projector of the present invention has a throw ratio less than or equal to 0.4.
Illustratively, the thickness of the body of the double-sided projection advertising machine is greater than or equal to the minimum distance allowed by the projection ratio of the selected ultra-short-focus projector, and the minimum distance allowed by the projection ratio of the ultra-short-focus projector is less than or equal to 1 m.
Illustratively, the distance of the ultra-short focus projector from the projection curtain ranges from 400mm to 900 mm.
In one embodiment, when the size of the projection screen is 80 inches and the aspect ratio of the projection screen is 16:9, the long side of the projection screen is about 1771mm, the short side of the projection screen is about 996mm, and the distance between the ultra-short-focus projector and the projection screen is about 457 mm. When the size of the projection screen is 100 inches and the aspect ratio of the projection screen is 16:9, the long side of the projection screen is about 2214mm, the short side of the projection screen is about 1245mm, and the distance between the ultra-short-focus projector and the projection screen is about 564 mm. When the size of the projection screen is 120 inches and the aspect ratio of the projection screen is 16:9, the long side of the projection screen is about 2657mm, the short side of the projection screen is about 1494mm, and the distance between the ultra-short-focus projector and the projection screen is about 670 mm.
In another embodiment, when the size of the projection screen is 80 inches and the aspect ratio of the projection screen is 16:10, the long side of the projection screen is about 1723mm, the short side of the projection screen is about 1077mm, and the distance between the ultra-short-focus projector and the projection screen is about 466 mm. When the size of the projection picture is 100 inches and the length-width ratio of the projection picture is 16:10, the long side of the projection picture is about 2154mm, the short side of the projection picture is about 1346mm, and the distance between the ultra-short focus projector and the projection screen is about 575 mm. When the size of the projection picture is 120 inches and the aspect ratio of the projection picture is 16:10, the long side of the projection picture is about 2585mm, the short side of the projection picture is about 1615mm, and the distance between the ultra-short-focus projector and the projection screen is about 684 mm.
In yet another embodiment, when the size of the projection screen is 80 inches and the aspect ratio of the projection screen is 4:3, the long side of the projection screen is 1626mm, the short side of the projection screen is 1219mm, and the distance between the ultra-short-focus projector and the projection screen is 544 mm. When the size of the projection screen is 100 inches and the aspect ratio of the projection screen is 4:3, the long side of the projection screen is about 2023mm, the short side of the projection screen is about 1524mm, and the distance between the ultra-short-focus projector and the projection screen is about 673 mm. When the size of the projection screen is 120 inches and the aspect ratio of the projection screen is 4:3, the long side of the projection screen is about 2438mm, the short side of the projection screen is about 1829mm, and the distance between the ultra-short-focus projector and the projection screen is about 801 mm.
Exemplarily, referring to fig. 1 and 2, the first ultra-short focus projector 11 and the second ultra-short focus projector 12 are respectively disposed at both sides of the first projection screen 21 and the second projection screen 22. That is, the ultra-short focus projector is not disposed in a range directly in front of and/or directly behind the projection screen, but is disposed outside a range directly in front of and/or directly behind the projection screen. Specifically, the first ultra-short focus projector 11 and the second ultra-short focus projector 12 are not abutted to the front surface and the rear surface of the rectangular parallelepiped structure, but are respectively abutted to the upper surface and the lower surface of the rectangular parallelepiped structure or the left surface and the right surface of the rectangular parallelepiped structure.
Illustratively, the ultra-short focus projector may be movably mounted on the bracket to adjust a distance between the ultra-short focus projector and the projection screen, thereby adjusting a size of a projection screen.
In one embodiment, the size of the projection screen is greater than or equal to 120 inches, the distance between the first projection screen 21 and the second projection screen 22 is greater than 900mm, and the ultra-short-focus projector can move on the support, so that the distance between the ultra-short-focus projector and the projection screen can be changed between 400mm and 900mm, and the size of a projection picture on the projection screen can be changed between 80 inches and 120 inches.
By adopting the ultra-short focus projector with smaller projection ratio, the space between the projection screens can be kept smaller while the projection screens are larger, namely, the effect that the display screen of the double-sided projection advertising machine is larger and the machine body of the advertising machine is thinner is achieved, the space utilization rate of the double-sided projection advertising machine is improved, so that the double-sided projection advertising machine is lighter and more flexible, and is suitable for being installed in various public places.
Illustratively, the utility model discloses a two-sided projection advertisement machine still includes built-in intelligent system, it is right that built-in intelligent system configuration is realized through internet access the remote management of two-sided projection advertisement machine, for example realize the real-time change etc. of two-sided projection advertisement machine release content.
According to the utility model provides a two-sided projection advertisement machine compares with the advertisement machine that adopts liquid crystal display, has following advantage:
(1) double-sided display is realized, and the space utilization rate is high;
(2) the display frame is enlarged, so that the size of the display frame is not limited by the size of the liquid crystal panel;
(3) the visual angle is increased, and the problems that when the liquid crystal display watches images, the brightness, the contrast and the color saturation are reduced along with the increase of the watching visual angle, and the chromaticity error is increased along with the increase of the visual angle, so that the image quality is reduced are solved;
(4) the radiation is small, the eyes are not hurt, and the blue light harm is avoided;
(5) the service life is long, and the problems of bad points of the liquid crystal panel, light leakage at the edge and the like are avoided;
(6) low cost and low energy consumption.
The present invention has been described in terms of the above embodiments, but it is to be understood that the above embodiments are for purposes of illustration and description only and are not intended to limit the invention to the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many more modifications and variations are possible in light of the teaching of the present invention and are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (11)
1. A dual-sided projection advertising machine, comprising:
the projection screen comprises a first projection screen and a second projection screen which are oppositely arranged;
the ultra-short-focus projector comprises a first ultra-short-focus projector and a second ultra-short-focus projector, wherein the first ultra-short-focus projector projects a picture onto the first projection screen, and the second ultra-short-focus projector projects the picture onto the second projection screen;
the projection screen and the ultra-short-focus projector are fixed on the support.
2. The dual sided projection advertisement player of claim 1, wherein the ultra short focus projector includes a projection lens that is positioned opposite a centerline of a side of the projection screen.
3. The double-sided projection advertising machine as claimed in claim 1, wherein the advertising machine is a rectangular parallelepiped structure, and the first projection screen and the second projection screen are respectively disposed on the front and rear faces of the rectangular parallelepiped structure.
4. The dual-sided projection advertising machine of claim 3, wherein the ultra-short focus projector is located inside the rectangular parallelepiped structure, not abutting against both front and rear faces of the rectangular parallelepiped structure.
5. The dual-sided projection advertising player of claim 4, wherein the first and second ultra-short focus projectors abut respectively against upper and lower faces of the rectangular parallelepiped structure.
6. The dual-sided projection advertising player of claim 4, wherein the first and second ultra-short focus projectors abut against respective left and right sides of the rectangular parallelepiped structure.
7. The dual sided projection advertisement player of claim 1, wherein the throw ratio of the ultra short focal projector is less than or equal to 0.4.
8. The dual-sided projection advertising player of claim 7, wherein the thickness of the body of the dual-sided projection advertising player is greater than or equal to the minimum distance that can be allowed by the throw ratio of the selected ultra-short-focus projector, and the minimum distance that can be allowed by the throw ratio of the ultra-short-focus projector is less than or equal to 1 m.
9. The dual projection advertising player of claim 1, wherein the ultra short focal projector is movably mounted on the frame.
10. The dual sided projection advertising player of claim 1, wherein the projection screen comprises a projection screen or a projection screen.
11. A dual-sided projection advertising player as recited in any of claims 1-10, further comprising:
and the built-in intelligent system is configured to realize remote management of the double-sided projection advertising machine through network connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020047588.7U CN211016442U (en) | 2020-01-09 | 2020-01-09 | Double-sided projection advertising machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020047588.7U CN211016442U (en) | 2020-01-09 | 2020-01-09 | Double-sided projection advertising machine |
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| Publication Number | Publication Date |
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| CN211016442U true CN211016442U (en) | 2020-07-14 |
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| CN202020047588.7U Active CN211016442U (en) | 2020-01-09 | 2020-01-09 | Double-sided projection advertising machine |
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